Rocky Mountain Herbarium (RM), University of Wyoming
https://rmh.uwyo.edu/data/search.php

Database Search Results

2475 matching records found (of 2475).
Search query: Genus begins with Populus, Species begins with tremuloides, (search polygon not defined)
Sorted by: Scientific Name

Downloaded on April 23rd, 2024 at 4:25pm MST

_________________________________________________________________________

1.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Rampart Range: off Forest Road 507 ca 0.2 rd mi E of intersection with Forest Road 300 or Rampart Range Road, ca 3 air mi SE of Shamballah-Ashramah; ca 8.4 air mi NE of Deckers.  Elev. 7840-8450 ft.
T9S R69W S2 N1/2.  39.2945 N, 105.0826 W.  zone 13, 492911E, 4349925N.  
On granitic-gravelly slopes with rock outcrops in ponderosa pine-Douglas fir forest. Phenology: vegetative only. 

Timothy W. Chumley, 5578.  8/5/1996. 		 
_________________________________________________________________________

2.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Platte River Mountains: Freeman Creek: along the creek and adjacent ridges ca 1.6 air mi W of intersection with Rolling Creek Trail or Forest Trail 663, ca 6.3 air mi SE of Bailey.  Elev. 8320-9280 ft.
T8S R72W S26; also NW1/4 S25.  39.3251 N, 105.413 W.  zone 13, 465120E, 4353172N.  
On moist banks and slopes along the creek in Douglas fir forest with occasional aspen groves and spruce. Phenology: vegetative only. 

Timothy W. Chumley, 5655.  8/8/1996. 		 
_________________________________________________________________________

3.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Morrison Creek: along the creek and slopes to S rising to Forest Road 550, ca 3 air mi SW of town of Buffalo Creek.  Elev. 7160-8000 ft.
T8S R71W S14.  39.3524 N, 105.3062 W.  zone 13, 474209E, 4355271N.  
Along the sandy-gravelly banks of the stream and adjacent moist drainages in a grassy meadow. Phenology: vegetative only. 

Timothy W. Chumley, 5689.  8/10/1996. 		 
_________________________________________________________________________

4.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Teller County: East-central Colorado: Mosquito Range to Plains: Rampart Range: off Forest Road 360 or Cedar Mountain Road ca 0.7 air mi E of U.S.FS Big Turkey Campground, ca 3 air mi SW of Westcreek.  Elev. 8320-8480 ft.
T11S R70W S3.  39.1215 N, 105.2118 W.  zone 13, 481149E, 4329592N.  
Dry, granitic-gravelly soils with occasional rock outcrops in ponderosa pine-Douglas fir forest. Phenology: vegetative only. 

Timothy W. Chumley, 5816.  8/10/1996. 		 
_________________________________________________________________________

5.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: Platte Springs: off Forest Road 294 at intersection with Forest Road 210 to bluffs above the South Platte River, ca 5.2 air mi N of the town of Lake George.  Elev. 8300-9040 ft.
T11S R71W S20; also NW1/4 S29, E1/2 S21.  39.078 N, 105.36 W.  zone 13, 468951E, 4325343N.  
In ponderosa pine grassland with occasional aspen groves. Phenology: vegetative only. 

Timothy W. Chumley, 5924.  8/11/1996. 		 
_________________________________________________________________________

6.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Thirtynine Mile Volcanic Range: along an unnamed tributary of Threemile Creek and surrounding uplands off Forest Road 108 ca 1.5 rd mi E of intersection with Colo Hwy 9, ca 9.2 air mi NW of Guffey.  Elev. 9360-10080 ft.
T14S R74W S15.  38.8337 N, 105.6523 W.  zone 13, 442978E, 4297726N.  
Along a wet drainage in open grassland. Phenology: vegetative only. 

Timothy W. Chumley, 5986.  8/14/1996. 		 
_________________________________________________________________________

7.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Thirtynine Mile Volcanic Range: Dicks Peak: in highlands off Forest Road 261 and 261B, ca 6.3 air mi ENE of Guffey.  Elev. 10160-10720 ft.
T14S R74W S35; also NE1/4 S34.  38.7905 N, 105.6338 W.  zone 13, 443779E, 4293113N.  
In mixed Engelmann spruce-bristlecone pine-aspen forest on mountaintop. Phenology: vegetative only. 

Timothy W. Chumley, 6053.  8/14/1996. 		 
_________________________________________________________________________

8.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: South Park: Trout Creek Pass: Antero State Wildlife Area: on slopes and ridges N of pass and W of old Colorado Midland railroad grade, ca 1 air mi SW of Antero Junction.  Elev. 9260-9920 ft.
T13S R77W S14 W1/2; also N1/2 S15.  38.9201 N, 105.9675 W.  zone 13, 415261E, 4308637N.  
In mixed ponderosa pine-Douglas fir forest. Phenology: vegetative only. 

Timothy W. Chumley, 6214.  8/18/1996. 		 
_________________________________________________________________________

9.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Phantom Canyon: along Eightmile Creek and surrounding cliffs off Colo Hwy 67 or Phantom Canyon Road approx 2.2 rd mi N of BLM Steel Bridge Interpretive Site, ca 8.2 air mi NE of Canon City.  Elev. 7400-7720 ft.
T17S R69W S10 NW1/4.  38.5852 N, 105.0957 W.  zone 13, 490797E, 4270694N.  
Along the sandy-gravelly banks of the stream and immediately adjacent flats and slopes. Phenology: vegetative only. 

Timothy W. Chumley, 6313.  8/19/1996. 		 
_________________________________________________________________________

10.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Mosquito Range: Breakneck Pass: on ridgetop off Forest Road 175 and 426, ca 6.8 air mi SW of Fairplay.  Elev. 10520-11010 ft.
T10S R78W S26.  39.1517 N, 106.0797 W.  zone 13, 407556E, 4332744N.  
In an aspen grove bordering a wet drainage. Phenology: vegetative only. 

Timothy W. Chumley, 6475.  8/24/1996. 		 
_________________________________________________________________________

11.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Mosquito Range: Mt. Bross: on SW flank of Mt. Bross S of Sunset Home Mine, off Bucksin Joe or County Road 8 ca 3.4 air mi NW of Alma.  Elev. 11160-12000 ft.
T8S R78W S33 SW1/4.  39.3107 N, 106.1168 W.  zone 13, 403699E, 4351372N.  
In an old meadow bordered by stands of Engelmann spruce and aspen. Phenology: vegetative only. 

Timothy W. Chumley, 6609.  8/29/1996. 		 
_________________________________________________________________________

12.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: at Clarke Spring drainage and ridge to W, off Forest Road 130 ca 3.3 air mi W of Jefferson.  Elev. 9720-10190 ft.
T8S R75W S11 E1/2; also NW1/4 S12.  39.37264 N, 105.73417 W.  zone 13, 436759E, 4358179N.  
In aspen on hilltop. Phenology: vegetative only. 

Timothy W. Chumley, 6975.  7/12/1997. 		RM 
     with Irene Thien
_________________________________________________________________________

13.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: off Forest Road 148 ca 2 air mi S of Observatory Rock; ca 16 air mi E of Fairplay.  Elev. 9360-9670 ft.
T9S R74W S30 South1/2.  39.23964 N, 105.7063 W.  zone 13, 439045E, 4343401N.  
In grassy, open Engelmann spruce stand. Phenology: vegetative only. 

Timothy W. Chumley, 7029.  7/12/1997. 		RM 
     with Irene Thien
_________________________________________________________________________

14.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Puma Hills: off Forest Road 237, ca 3/4 road mi from intersection with Turner Gulch or County Road 23, ca 6 air mi N of Glentivar.  Elev. 9800 ft.
T10S R74W S36 NW1/4.  39.1373 N, 105.6167 W; uncertainty 1 mi..  zone 13, 446703E, 4331977N.  
In a disturbed campsite along the road. Phenology: vegetative only. 

Timothy W. Chumley, 7131.  7/13/1997. 		RM 
     with Irene Thien
_________________________________________________________________________

15.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: South Park: at eastern boundary of Muddy Springs State Wildlife Area, on access road ca 1 air mi W of Elkhorn or County Road 15, ca 5.5 mi N of intersection with U. S. Hwy 24; ca 7 air mi NE of Hartsel.  Elev. 9660 ft.
T11S R75W S1.  39.1217 N, 105.7265 W; uncertainty 1 mi..  zone 13, 437207E, 4330321N.  
Roadside in Artemisia frigida-Bouteloua gracilis grassland. Phenology: vegetative only. 

Timothy W. Chumley, 7151.  8/2/1997. 		RM 
     with Irene Thien
_________________________________________________________________________

16.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: South Park/Puma Hills: off Forest Road 231 at forest boundary, ca 1 air mi NE of Glentivar.  Elev. 9100-9900 ft.
T11S R73W S20.  39.0785 N, 105.5782 W; uncertainty 1 mi..  zone 13, 449975E, 4325451N.  
In rocky areas with Populus tremuloides and Pinus ponderosa in Artemisia frigida-Bouteloua gracilis grassland. Phenology: vegetative only. 

Timothy W. Chumley, 7196.  8/2/1997. 		RM 
     with Irene Thien
_________________________________________________________________________

17.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Fitzpatrick Wilderness Area: 2.5 air mi WSW of Dubous.  Elev. 7400-7900 ft.
T41N R107W S10 NE1/4.  43.533 N, 109.6794 W.  
Sagebrush slope with irrigation ditch and roadcuts; redbeds in part. Phenology: vegetative only. 

Ronald L. Hartman, 54298.  6/5/1996. 		USFS 852254	Barcode: USFS0036307
_________________________________________________________________________

18.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Deer Creek, 5.5-6.5 air mi W of Valley.  Elev. 8600-9200 ft.
T48N R107W S4 South1/4.  44.1548 N, 109.7188 W.  
Valley slopes with limber pine and spruce. Phenology: vegetative only. 

Ronald L. Hartman, 55938.  8/16/1996. 		USFS 852253	Barcode: USFS0036306
     with David Rosenthal
_________________________________________________________________________

19.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absarokas: at the Reef W of Lodgepole Creek, ca 1.5 air mi SW of Crandall Ranger Station, ca 36 air mi NW of Cody.  Elev. 7000 ft.
T56N R106W S20.  44.81861 N, 109.65444 W; uncertainty 1 mi..  
At base of limestone cliff and talus slopes below. Phenology: vegetative only. 

B. E. Nelson, 16954.  6/26/1989. 		RM 856609	Barcode: USFS0039750
_________________________________________________________________________

20.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Shoshone National Forest: intersection of Forest Road 548 and Forest Road 549, ca 18 air mi W of Cody; ca 6.5 air mi SSE of Brooks Lake.  Elev. 8200-8500 ft.
T43N R109W S16 SE1/4 of SW1/4; also NE1/4 S21; also NW1/4 of SW1/4 S22.  43.6914 N, 109.9383 W.  
Lodgepole pine forest with some spruce, and wet areas in drainage. Phenology: vegetative only. 

David Rosenthal, 1514.  6/27/1997. 		USFS 856608	Barcode: USFS0039751
_________________________________________________________________________

21.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Shoshone National Forest: intersection of Forest Road 552 and Forest Road 513, up small drainage E of intersection on old trail to bog, ca 17 air mi WNW of Dubois; ca 8 air mi SE of Brooks Lake.  Elev. 8100-8300 ft.
T43N R109W S24 S1/2.  43.677 N, 109.8785 W.  
Sagebrush on the upland to crest in wet areas, with pine/spruce forest bordering area. Phenology: vegetative only. 

David Rosenthal, 1541.  6/27/1997. 		USFS 856874	Barcode: USFS0039601
_________________________________________________________________________

22.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Shoshone National Forest: ca 2.3 mi S of Wolf Creek Trailhead on Forest Road at gate and road intersection; up trail, then N on ridge to "Picketts" Peak BM 9544, ca 18 air mi NW of Dubois.  Elev. 8600-9543 ft.
T43N R108W S7 SW1/4; also T43N R109W S12.  43.70528 N, 109.86222 W.  
Pine/spruce forest with rocky and bare soil on ridge outcrops. Phenology: vegetative only. 

David Rosenthal, 1770.  7/1/1997. 		USFS 856873	Barcode: USFS0039600
_________________________________________________________________________

23.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: southwest side of Chalk Mountain, ca 33.5 air mi NNE of Medicine Bow; ca 36.5 air mi SSW of Casper.  Elev. 7800-7940 ft.
T28N R81W S36 SE1/4.  42.3541 N, 106.4813 W; uncertainty 0.5 mi..  
Aspen grove on north facing slope. Phenology: vegetative only. 

B. E. Nelson, 40841.  6/23/1997. 		RM 
_________________________________________________________________________

24.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Fitzpatrick Wilderness Area: Shoshone National Forest: southeast flank of Whiskey Mountain.  Elev. 7800-8600 ft.
T40N R106W S21 NW1/4.  43.4202 N, 109.5857 W.  
Dryer rocky slopes, rock slide areas; conifer forest/sagebrush shrubland ecotone. Phenology: vegetative only. 

David Rosenthal, 2152.  7/8/1997. 		USFS 856872	Barcode: USFS0039599
     with Cathy Binger
_________________________________________________________________________

25.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: ca 14 air mi W of town of Wapiti on U.S. Hwy 14, 16, & 20 and intersection with Moss Creek, up creek from road.  Elev. 6200-6500 ft.
T52N R107W S22 NE1/4.  44.4618 N, 109.7247 W.  
Riparian woodland along stream with scattered sagebrush grading into mixed conifer forest; volcanic substrate. Phenology: vegetative only. 

David Rosenthal, 2190.  7/12/1997. 		USFS 856871	Barcode: USFS0039598
_________________________________________________________________________

26.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: Ishawooa Mesa Trail, up drainage and cutbacks, ca 28 air mi SW of Cody.  Elev. 6800-8600 ft.
T49N R106W S12 S1/2 NW1/4.  44.2298 N, 109.5636 W.  
Rocky and dry south facing slopes with Douglas fir and spruce forest in drainages. Phenology: vegetative only. 

David Rosenthal, 2435.  7/15/1997. 		USFS 856870	Barcode: USFS0039614
_________________________________________________________________________

27.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Wind River Range: Shoshone National Forest: from sadle W of Windy Mountain to trail leading to Moon Lake and to Simpson Lake.  Elev. 9730-10000 ft.
T40N R107W S7; SE1/4 in part S7; also N1/2 S18.  43.4489 N, 109.745 W.  
Pine/spruce forest with boulder outcrops. Phenology: vegetative only. 

David Rosenthal, 3055.  7/26/1997. 		USFS 856869	Barcode: USFS0039613
     with Amy Keller
_________________________________________________________________________

28.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Fitzpatrick Wilderness Area: Shoshone National Forest: pack trail leading to Bomber Basin, ca 7.5 air mi SSE of Dubois.  Elev. 7800-8600 ft.
T40N R106W S21 SE1/4; also NW1/4 S28.  43.4202 N, 109.5857 W.  
Spruce/fir/pine forest with granitic rocky outcrop. Phenology: vegetative only. 

David Rosenthal, 3118.  7/28/1997. 		USFS 856868	Barcode: USFS0039612
_________________________________________________________________________

29.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Fitzpatrick Wilderness Area: Shoshone National Forest: pack trail along Torrey Creek leading to Bomber Basin, ca 7.5 air mi SSE of Dubois.  Elev. 8600-9100 ft.
T40N R106W S28 SW1/4; also NW1/4 S33, SE1/4 of SE1/4 S32; also T34N R106W NW1/4 of NW1/4 S4.  43.4058 N, 109.5857 W.  
Basin and adjacent subalpine meadow along creek, granitic outcrops and spruce/fir forest along creek to basin. Phenology: vegetative only. 

David Rosenthal, 3153.  7/28/1997. 		USFS 856867	Barcode: USFS0039611
_________________________________________________________________________

30.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Shoshone National Forest: from intersection of Forest Service Road 540 (Pelham Lake Trail) and 4wd trail crossing Clint Creek, ca 15 air mi NW of Dubois.  Elev. 7800-8000 ft.
T43N R109W S33 SE1/4; also NW1/4 and S32 NE1/4.  43.6482 N, 109.9383 W.  
Along creek with Populus and Salix below and spruce and pine above. Phenology: vegetative only. 

David Rosenthal, 3229.  7/29/1997. 		USFS 856883	Barcode: USFS0039954
_________________________________________________________________________

31.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Shoshone National Forest: ca 3/4 mi S of Canyon Creek on Wildcat Road, old logging trail, ca 7 air mi SW of Dubois.  Elev. 9300-9475 ft.
T41N R108W S12; NW1/4 in part S12.  43.533 N, 109.759 W.  
Sparsely vegetated slopes of rocky outcrop with loose sandstone slabs. Phenology: vegetative only. 

David Rosenthal, 3399.  8/1/1997. 		USFS 856882	Barcode: USFS0039953
_________________________________________________________________________

32.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: along Seminoe or County Road 351 at the pass, ca 2 air mi NNW of Seminoe Dam; ca 31 air mi NE of Rawlins.  Elev. 7440-7660 ft.
T26N R84W S31 W1/2.  42.1807 N, 106.9291 W.  
Rocky-gravelly slopes with rock outcrops and limber pine woodland. Phenology: vegetative only. 

B. E. Nelson, 40985.  6/26/1997. 		RM 
_________________________________________________________________________

33.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: along Hanna-Leo or County Road 291, ca 20.5 air mi NNW of Hanna; ca 35 air mi NE of Rawlins.  Elev. 7480-7740 ft.
T25N R83W S14 W1/2.  42.1374 N, 106.7344 W.  
Aspen woods. Phenology: vegetative only. 

B. E. Nelson, 41035.  6/26/1997. 		RM 
_________________________________________________________________________

34.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Fitzpatrick Wilderness Area: Shoshone National Forest: Glacier Trail and adjacent from "Big Meadow" to Double Lake, ca 17 air mi S of Dubois.  Elev. 9600-10300 ft.
T38N R106W S15 NE1/4; also E1/2 S10, SW1/4 SW1/4 S2, NE1/4 and NW1/4 S3.  43.2622 N, 109.5657 W.  
Spruce/fir and pine forests with meadows and rock outcrops along lakes. Phenology: vegetative only. 

David Rosenthal, 4111.  8/14/1997. 		USFS 856927	Barcode: USFS0039998
_________________________________________________________________________

35.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Ishawooa Pack Trail, ca 1-3 trail mi W of Cut Coulee.  Elev. 7500-7600 ft.
T49N R107W S1 South 1/4; also N1/4 S11 and NE1/4 S10.  44.2443 N, 109.6844 W.  
South exposure, andesitic outcrops and derivatives. Phenology: vegetative only. 

Ronald L. Hartman, 59136.  7/31/1997. 		USFS 856926	Barcode: USFS0039997
_________________________________________________________________________

36.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Bobcat Creek Trail.  Elev. 6300-6500 ft.
T50N R105W S20 SW1/4.  44.2878 N, 109.5233 W.  
Douglas fir and limber pine slopes with openings of sagebrush and streamsides. Phenology: vegetative only. 

Ronald L. Hartman, 59513.  8/11/1997. 		USFS 856925	Barcode: USFS0039996
_________________________________________________________________________

37.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Legg Creek area along the South Fork Shoshone River, South Fork Road, ca 1.8 air mi SW of Hunter Creek Road turnoff.  Elev. 6400-6600 ft.
T49N R106W S26 W1/2.  44.1863 N, 109.5837 W.  
Along stream and alluvial fan and disturbed areas. Phenology: vegetative only. 

Ronald L. Hartman, 59971.  8/16/1997. 		USFS 856924	Barcode: USFS0039995
_________________________________________________________________________

38.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Pine Ridge, ca 1 air mi W of Wyo Hwy 116, ca 4.5 air mi N of Upton.  Elev. 4490-4620 ft.
T48N R65W S12 N1/2.  44.1464 N, 104.6108 W; uncertainty 1 mi..  
Along large stream gully through shale in ponderosa pine/ Rocky Mountain juniper woods. Phenology: vegetative only. 

B. E. Nelson, 56855.  6/13/2002. 		RM 
     with Peter Ebertowski
_________________________________________________________________________

39.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: ca 2-3 air mi NE of Medicine Bow; Slate Ridge and Fossil Ridge and drainage between.  Elev. 6500-6600 ft.
T23N R78W S33.  41.9221 N, 106.1781 W.  
Broken slate (shale) with ponderosa pine, rocky sandstone ridges, and alkaline flats. Phenology: flowering. 

Ronald L. Hartman, 56859.  6/5/1997. 		RM 
     with Amy J. Roderick and B. A. Packer
_________________________________________________________________________

40.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Kellog Reservoir on Forest Road 914, ca 9.5 air mi ESE of Upton; ca 18 air mi NW of Newcastle.  Elev. 4270-4310 ft.
T47N R63W S18 SE1/4.  44.0481 N, 104.47 W; uncertainty 0.5 mi..  
Bank of reservoir. Phenology: vegetative only. 

Peter J. Ebertowski, 2769.  8/11/2002. 		RM 
_________________________________________________________________________

41.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: Warm Springs Canyon at the junction of Forest roads 461 and 462, ca 4 air mi WSW of Jacob Lake; ca 22 air mi SE of Fredonia.  Elev. 7240-7400 ft.
T38N R1E S16 SE1/4; also SW1/4 S15.  36.6918 N, 112.2909 W; GPS Reading.  
Stony canyon bottom with scattered trees. Phenology: vegetative only. 

B. E. Nelson, 63241.  9/19/2004. 		RM 
_________________________________________________________________________

42.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: from Forest Road 462 to South Fork Castle Canyon, ca 14 air mi S of Jacob Lake; ca 35 air mi SE of Fredonia.  Elev. 8600-8780 ft.
T36N R2E S20 NE1/4.  36.5085 N, 112.2024 W; GPS Reading.  
In timber sale. Phenology: vegetative only. 

B. E. Nelson, 63265.  9/19/2004. 		RM 
_________________________________________________________________________

43.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: north end of Hart Prairie at the base of Fern Mountain, ca 3.5 air mi W of Humphreys Peak, ca 11 air mi NNW of Flagstaff.  Elev. 8380-8400 ft.
T23N R6E S27 SE1/4.  35.3454 N, 111.7406 W; GPS Reading.  
Steep rocky slope with scattered aspen and rose. Phenology: vegetative only. 

B. E. Nelson, 63313.  9/22/2004. 		RM 
     with Brian Geils
_________________________________________________________________________

44.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: C. Hart Merriam base camp historic site at Little Spring, ca 0.5 mi E of Hochderffer Hills, ca 3.5 air mi NW of Humphreys Peak, ca 13 air mi NNW of Flagstaff.  Elev. 8280-8400 ft.
T23N R6E S14 SE1/4.  35.3744 N, 111.7257 W; GPS Reading.  
Mixed conifer/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 63359.  9/22/2004. 		RM 
     with Brian Geils
_________________________________________________________________________

45.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: Mortgage Spring and vicinity above and E of Pumphouse Wash, ca 11.5 air mi S of Flagstaff.  Elev. 6420-6480 ft.
T19N R6E S13 NW1/4.  35.0375 N, 111.7098 W; GPS Reading.  
Near the spring, old cabin ruins, and surrounding open area. Phenology: vegetative only. 

B. E. Nelson, 63700.  9/25/2004. 		RM 
     with James F. Fowler
_________________________________________________________________________

46.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: above and in upper Walnut Canyon from County Road 3 (Forest Hwy 3) to the junction with Skunk Canyon, ca 4.5 - 5 air mi SE of Flagstaff.  Elev. 6720 ft.
T20N R7E S1 E1/4.  35.1316 N, 111.6052 W to 35.15 N, 111.6 W; GPS Reading.  
Canyon bottom. Phenology: vegetative only. 

B. E. Nelson, 63729.  9/26/2004. 		RM 
     with James F. Fowler
_________________________________________________________________________

47.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: ca 8 air mi SSW of Flagstaff; Kelly and Fry canyons, area of intersection.  Elev. 6300-6500 ft.
T19N R6E S1; also S2.  35.0588 N, 111.7169 W to 35.0597 N, 111.7108 W; GPS Reading.  
Stream bottom. Phenology: vegetative only. 

Ronald L. Hartman, 80313.  8/29/2004. 		RM 
     with James F. Fowler
_________________________________________________________________________

48.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Clearwater Creek, ca 3 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6600 ft.
T52N R107W S2.  44.5053 N, 109.7046 W.  
Open lodgepole pine forest with Calamagrostis rubescens and Poa nervosa dominating forest floor. Phenology: vegetative only. 

Erwin F. Evert, 10164.  6/19/1986. 		RM 725010	Barcode: RM0063169
_________________________________________________________________________

49.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along west side of North Fork Shoshone River, ca 6-9 mi NNE of U.S. Hwy 14, 16, & 20.  Elev. 7200-7600 ft.
T53N R109W S11; also T53N R109W S12 and T53N R108W S5, S6; also S7.  44.5875 N, 109.9617 W; uncertainty 6 mi..  
Mixed coniferous forest. Phenology: vegetative only. 

Erwin F. Evert, 10372.  7/12/1986. 		RM 725298	Barcode: RM0063163
_________________________________________________________________________

50.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: Clearwater Creek, ca 4-6 mi N of U.S. Hwy 14, 16, & 20.  Elev. 7500-7800 ft.
T53N R107W S3; also T52N R107W S34.  44.6019 N, 109.739 W.  
Mixed coniferous forest. Phenology: vegetative only. 

Erwin F. Evert, 11044.  8/14/1986. 		RM 725923	Barcode: RM0063164
_________________________________________________________________________

51.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: just N of U.S. Hwy 14, 16, & 20, ca 0.5 mi E of the mouth of Canfield Creek.  Elev. 6660 ft.
T52N R109W S12.  44.4908 N, 109.9261 W.  
Clearcut area. Phenology: vegetative only. 

Erwin F. Evert, 11177.  8/19/1986. 		RM 726043	Barcode: RM0063165
_________________________________________________________________________

52.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: in canyon just W of Chimney Rock, ca 1/8-1/4 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6355-6400 ft.
T52N R108W S24.  44.4618 N, 109.8053 W.  
Open Douglas fir forest interspersed with rocky openings. Phenology: vegetative only. 

Erwin F. Evert, 11279.  8/22/1986. 		RM 726155	Barcode: RM0063167
_________________________________________________________________________

53.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: ca 1 mi E of entrance to Yellowstone National Park, just N of U.S. Hwy 14, 16, & 20.  Elev. 6850-6900 ft.
T52N R109W S9.  44.4908 N, 109.9865 W.  
Disturbed forest of lodgepole pine and Douglas fir. Phenology: vegetative only. 

Erwin F. Evert, 11350.  8/23/1986. 		RM 726225	Barcode: RM0063170
_________________________________________________________________________

54.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: canyon just W of The Palisades, ca 1/8-1/4 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6300-6400 ft.
T52N R107W S20.  44.4618 N, 109.765 W.  
In dry, rocky, mostly open Douglas fir forest. Phenology: vegetative only. 

Erwin F. Evert, 11485.  8/26/1986. 		RM 726355	Barcode: RM0063161
_________________________________________________________________________

55.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along south side of North Fork Shoshone River, ca 1/8-1/2 mi W of the mouth of Eagle Creek.  Elev. 6500 ft.
T52N R108W S20.  44.4618 N, 109.8858 W; uncertainty 1 mi..  
Phenology: vegetative only. 

Erwin F. Evert, 11637.  8/27/1986. 		RM 726501	Barcode: RM0063162
_________________________________________________________________________

56.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along north side of North Fork Shoshone River, ca 1/8 mi W of Newton Creek Campground.  Elev. 6200 ft.
T52N R107W S29.  44.4473 N, 109.765 W.  
In open Douglas fir forest and in Artemisia steppe openings. Phenology: vegetative only. 

Erwin F. Evert, 11680.  8/29/1986. 		RM 726544	Barcode: RM0063168
_________________________________________________________________________

57.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along Breteche Creek, ca 4 mi S of U.S. Hwy 14, 16, & 20.  Elev. 6500 ft.
T51N R104W S5 N1/2.  44.4211 N, 109.3858 W.  
In riparian community dominated by Populus balsamifera, Populus tremuloides and Alnus incana. Phenology: vegetative only. 

Erwin F. Evert, 12080.  6/11/1987. 		RM 730967	Barcode: RM0063225
_________________________________________________________________________

58.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along Horse Creek, ca 2 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6700 ft.
T52N R106W S10 NW1/4.  44.4908 N, 109.6039 W.  
Riparian community with Populus balsamifera, Pseudotsuga menziesii and Rosa woodsii. Phenology: vegetative only. 

Erwin F. Evert, 12199.  6/16/1987. 		RM 731303	Barcode: RM0063226
_________________________________________________________________________

59.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along Lost Creek, ca 1-1.5 mi S of U.S. Hwy 14, 16, & 20.  Elev. 6100-6600 ft.
T52N R105W S31.  44.4328 N, 109.5435 W.  
Riparian community along creek with Populus balsamifera, Alnus incana, Equisetum arvense and Pseudotsuga menziesii in dryer areas. Phenology: vegetative only. 

Erwin F. Evert, 12394.  6/20/1987. 		RM 731586	Barcode: RM0063224
_________________________________________________________________________

60.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along Sheep Creek, ca 2-3 mi S of U.S. Hwy 14, 16, & 20.  Elev. 6500-6600 ft.
T52N R107W S31.  44.4328 N, 109.7851 W.  
Douglas fir forest with some Engelmann spruce and an understory dominated by Equisetum arvense, Actaea rubra and Orthilia secunda. Phenology: vegetative only. 

Erwin F. Evert, 13727.  8/14/1987. 		RM 732565	Barcode: RM0063227
_________________________________________________________________________

61.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: Rattlesnake Mountain on ridge immediately E of Canyon Creek, ca 15 mi NW of Cody, ca 1/4 mi W of road.  Elev. 8200 ft.
T54N R103W S31 SW1/4 of.  44.6164 N, 109.3138 W.  
West facing talus slope. Phenology: vegetative only. 

Erwin F. Evert, 14890.  6/27/1988. 		RM 751663	Barcode: RM0063215
_________________________________________________________________________

62.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Rand Creek, ca 2 mi S of U.S. Hwy 14, 16, & 20, on northeast end of Table Mountain.  Elev. 7020 ft.
T52N R105W S35 NE1/4.  44.4328 N, 109.4629 W.  
Riparian community, prominent species included: Picea engelmannii, Alnus incana ssp. tenuifolia, Equisetum arvense, and Actaea rubra. Phenology: vegetative only. 

Erwin F. Evert, 15273.  7/11/1988. 		RM 752282	Barcode: RM0063216
_________________________________________________________________________

63.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along east side of Goff Creek, ca 1/2 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6800 ft.
T52N R108W S23.  44.46583 N, 109.8289 W.  
Douglas fir forest with a few Engelmann spruce and subalpine fir, ground layer primarily Symphoricarpos albus, Spiraea betulifolia, and Aster conspicuus. Phenology: vegetative only. 

Erwin F. Evert, 15789.  8/6/1988. 		RM 752799	Barcode: RM0063218
_________________________________________________________________________

64.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Moss Creek, ca 1/2 mi N of U.S. Hwy 14, 16, & 20.  Elev. 6300 ft.
T52N R107W S22 NE1/4.  44.4618 N, 109.7247 W.  
Douglas fir forest with a ground layer dominated by Symphoricarpos albus, Spiraea betulifolia, and Rosa acicularis. Phenology: vegetative only. 

Erwin F. Evert, 15820.  8/7/1988. 		RM 751982	Barcode: RM0063213
_________________________________________________________________________

65.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Mesa Creek, ca 0.5 mi S of U.S. Hwy 14, 16, & 20.  Elev. 6800 ft.
T52N R108W S25 NE1/4.  44.44972 N, 109.8083 W.  
Douglas fir forest with some Picea engelmannii and Populus tremuloides with a ground layer of Symphoricarpos albus, Spiraea betulifolia, and Aster conspicuus. Phenology: vegetative only. 

Erwin F. Evert, 16028.  8/8/1988. 		RM 752179	Barcode: RM0063217
_________________________________________________________________________

66.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Southeastern Absarokas: northeast end of Carter Mountain in Foster Gulch, ca 19 mi WNW of Meeteetse.  Elev. 8800 ft.
T50N R103W S26.  44.27694 N, 109.20611 W.  
Open grassland with scattered groves of Picea engelmannii and Pinus flexilis. Phenology: vegetative only. 

Erwin F. Evert, 16060.  8/13/1988. 		RM 751744	Barcode: RM0063214
_________________________________________________________________________

67.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Southeastern Absarokas: along south side of Meeteetse Creek, ca 14 mi WNW of Meeteetse.  Elev. 7500 ft.
T50N R102W S33.  44.26278 N, 109.12583 W.  
Base of north-facing slope dominated by Picea engelmannii with some Populus tremuloides and P. balsamifera, understory dominated by Viola rugulosa, Arnica cordifolia, and Thalictrum occidentale. Phenology: vegetative only. 

Erwin F. Evert, 16125.  8/14/1988. 		RM 751839	Barcode: RM0063212
_________________________________________________________________________

68.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: Palisades Campground, ca 2 mi W of Red Lodge.  Elev. 6320 ft.
T7S R20E S31.  45.1763 N, 109.3066 W.  
Mixed coniferous-deciduous forest of Douglas fir, Engelmann spruce and balsam poplar along creek. Phenology: vegetative only. 

Erwin F. Evert, 19035.  6/18/1990. 		RM 619253
_________________________________________________________________________

69.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along trail just N of West Fork Rock Creek, ca 12 mi W of Red Lodge.  Elev. 8200-8400 ft.
T8S R18E S4; also S5.  45.1614 N, 109.5137 W.  
Moist spruce-fir forest with some lodgepole pine, Vaccinium membranaceum, Spiraea betulifolia, Antennaria racemosa and Ledum glandulosum. Phenology: vegetative only. 

Erwin F. Evert, 19731.  7/22/1990. 		RM 619953
_________________________________________________________________________

70.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along South Fork Deep Creek, ca 11 mi SE of Livingston.  Elev. 7000-7600 ft.
T4S R10E S3; also S10.  45.5161 N, 110.4778 W.  
Moist spruce-fir forest with lodgepole pine and with Arnica cordifolia, Elymus glaucus, Vaccinium scoparium and Orthilia secunda prominent in groundlayer. Phenology: vegetative only. 

Erwin F. Evert, 20029.  8/4/1990. 		RM 621534
_________________________________________________________________________

71.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Madison Range: Gallatin National Forest: Spanish Peaks area: ca 1/4-1/2 mi W of U.S. Highway 191 along Deer Creek Trail, ca 28 mi SSW of Bozeman.  Elev. 6000 ft.
T6S R4E S23.  45.2985 N, 111.1992 W.  
Sagebrush-meadow, prominent species include Artemisia tridentata ssp. vaseyana, Perideridia gairdneri and Elymus cinerus. Phenology: vegetative only. 

Erwin F. Evert, 20262.  8/11/1990. 		RM 621168
_________________________________________________________________________

72.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison Range: Gallatin National Forest: along trail on the west side of the South Fork Spanish Creek, ca 22 mi SW of Bozeman.  Elev. 6100 ft.
T5S R3E S5; also T4S R3E S32.  45.4287 N, 111.3827 W.  
East-facing talus slope with Populus tremuloides, Woodsia scopulina, and Erigeron acris. Phenology: vegetative only. 

Erwin F. Evert, 20741.  6/11/1991. 		RM 738655
_________________________________________________________________________

73.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Green Canyon Pass, ca 20 mi N of Ashton.  Elev. 7300 ft.
T12N R42E S30; also S29.  44.3383 N, 111.5462 W.  
Douglas fir forest with some lodgepole pine and with Carex geyeri, Vaccinium membranaceum, Spiraea betulifolia, and Antennaria racemosa in the groundlayer. 

Erwin F. Evert, 20787.  6/17/1991. 		 
_________________________________________________________________________

74.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: W of Forest Road 112 and E of unnamed lake, ca 18 mi N of Ashton.  Elev. 6100 ft.
T12N R43E S32.  44.3239 N, 111.4053 W.  
Moist meadow with Camassia quamash, Antennaria rosea, Valeriana edulis, and Trifolium longipes. 

Erwin F. Evert, 20830.  6/17/1991. 		 
_________________________________________________________________________

75.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Pole Bridge Campground on east side of Warm River, ca 15 mi NE of Ashton.  Elev. 6300 ft.
T11N R44E S20.  44.2662 N, 111.2845 W.  
Open lodgepole pine forest and meadow openings with Antennaria luzuloides, Wyethia amplexicaulis, Amelanchier alnifolia, and Lomatium ambiguum. 

Erwin F. Evert, 20886.  6/18/1991. 		 
_________________________________________________________________________

76.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: just N of Pine Creek Campground along both sides of Idaho Hwy 31, ca 6 mi W of Victor.  Elev. 6600 ft.
T3N R44E S24.  43.5736 N, 111.2074 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Open areas along highway. 

Erwin F. Evert, 21008.  6/19/1991. 		 
_________________________________________________________________________

77.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Rosebud Isle Fishing Access, on east side of West Rosebud Creek, ca 25 mi NW of Red Lodge.  Elev. 4100 ft.
T4S R18E S28.  45.4578 N, 109.5111 W.  
Riparian area with Populus balsamifera, Sanicula marilandica, Heracleum sphondylium, and Calamagrostis canadensis. Phenology: vegetative only. 

Erwin F. Evert, 21232.  6/27/1991. 		RM 739610
_________________________________________________________________________

78.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: just W of Pine Grove Campground, ca 20 mi NW of Red Lodge.  Elev. 6200 ft.
T6S R17E S28.  45.4578 N, 109.5111 W.  
Ponderosa pine-aspen woodland with Toxicodendron rydbergii, Spiraea betulifolia, Carex rossii, and Symphoricarpos albus. Phenology: vegetative only. 

Erwin F. Evert, 21274.  6/28/1991. 		RM 739552
_________________________________________________________________________

79.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Sweet Grass County: Boulder Forks Fishing Access, just NE of the confluence of the Boulder and West Boulder rivers, ca 13 mi SW of Big Timber.  Elev. 4900 ft.
T2S R13E S15.  45.6616 N, 110.1076 W.  
Riparian area with Populus angustifolia, Salix bebbiana, and Sanicula marilandica. Phenology: vegetative only. 

Erwin F. Evert, 21821.  7/18/1991. 		RM 738933
_________________________________________________________________________

80.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Along east side Rock Creek at Beaver Lodge fishing access site, ca 5 mi N of Red Lodge.  Elev. 5100 ft.
T6S R20E S35.  45.2657 N, 109.1617 W.  
Riparian area on along creek with Populus balsamifera, Crategus douglasii, Carex stipata, and Rudbeckia laciniata. Phenology: vegetative only. 

Erwin F. Evert, 22678.  6/11/1992. 		RM 779798
_________________________________________________________________________

81.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: along north side of Pine Creek and Forest Road 978, ca 20 mi SE of Bozeman.  Elev. 6200 ft.
T4S R8E S5 SW1/4.  45.5161 N, 110.7657 W.  
Clearcut in former Engelmann spruce-lodgepole pine forest with Castilleja miniata, Lupinus argenteus, and Carex geyeri. Phenology: vegetative only. 

Erwin F. Evert, 23088.  6/22/1992. 		RM 753805
_________________________________________________________________________

82.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: along the Inner Basin Trail in the Inner Basin N of Fremont Peak on San Francisco Mountain, ca 9 air mi N of Flagstaff.  Elev. 9700-10000 ft.
T23N R7E S33 NE1/4; also SE1/4 S28.  35.338 N, 111.6534 W; GPS Reading.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 66697.  9/14/2005. 		RM 
_________________________________________________________________________

83.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Big Hole Mountains: Targhee National Forest: just E of Forest Road 253, ca 8 mi SW of Victor.  Elev. 7000 ft.
T3N R44E S25.  45.9853 N, 106.0968 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Open Douglas fir forest with some aspen and subalpine fir and with Carex geyeri, Calamagrotis rubescens, Aster perelegans, and Paxistima myrsinites in the understory. Phenology: vegetative only. 

Erwin F. Evert, 23561.  7/8/1992. 		RM 754798
_________________________________________________________________________

84.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: along Ariz Hwy 67, ca 3.5 air mi SSE of Jacob Lake; ca 27 air mi SE of Fredonia.  Elev. 8320-8360 ft.
T38N R2E S28 NW1/4.  36.6654 N, 112.1943 W; GPS Reading.  
Open ponderosa pine forest with aspen groves. Phenology: vegetative only. 

B. E. Nelson, 66802.  9/16/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

85.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Madison Range: Henrys Lake Mountains: Targhee National Forest: ca 1 mi W of Howard Spring; ca 10 mi W of West Yellowstone, MT.  Elev. 6900 ft.
T16N R44E S31.  44.6712 N, 111.3063 W.  
Opening in Dougals fir forest with Perideridia gairdneri, Cirsium arvense, and Phleum pratense. 

Erwin F. Evert, 24517.  8/11/1992. 		 779612
_________________________________________________________________________

86.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Snake River Plains: along west side of Sand Creek ca 14 mi NNE of St Anthony.  Elev. 5300 ft.
T9N R41E S11.  44.1226 N, 111.5853 W.  
Riparian area along creek with Populus balsamifera, Populus tremuloides, Carex lanuginosa, and Lycopus americanus. 

Erwin F. Evert, 25160.  6/19/1993. 		RM 
_________________________________________________________________________

87.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: along Ariz Hwy 67 at Crane Lake, ca 13 air mi SSE of Jacob Lake; ca 35.5 air mi SE of Fredonia.  Elev. 8530-8600 ft.
T36N R2E S11 SE1/4.  36.5296 N, 112.1504 W; GPS Reading.  
Meadow edge and mixed conifer/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 66884.  9/16/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

88.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: along Meyers Creek, in foothills ca 10 mi NW of Nye just W of the county line.  Elev. 6000 ft.
T4S R14E S13 NE1/4.  45.4869 N, 109.9428 W.  
Douglas fir-white spruce forest with Physocarpus malvaceus, Astragulus miser var. hylophilus, Viola canadensis var. corymbosa, and Arnica cordifolia. Phenology: vegetative only. 

Erwin F. Evert, 25733.  7/8/1993. 		RM 611229
_________________________________________________________________________

89.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: off Forest Road 415 ca 2 air mi E of Road Hollow Point, ca 17-17.5 air mi SSW of Jacob Lake; ca 36 air mi SE of Fredonia.  Elev. 8120-8160 ft.
T36N R1E S34 SW1/4; also T35N R1E S3 NW1/4.  36.4679 N, 112.2851 W; GPS Reading.  
Ponderosa pine with blue spruce/white fir/Douglas fir/aspen in the sinks. Phenology: vegetative only. 

B. E. Nelson, 66948.  9/17/2005. 		RM 
     with James F. Fowler
_________________________________________________________________________

90.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: ridge near headwaters of Warm Creek, just N and E of Forest Road 219, ca 14 mi W of Driggs.  Elev. 8000 ft.
T5N R43E S22 SW1/4.  43.7453 N, 111.3721 W.  
Shrubland openings in subalpine fir forest with Prunus virginiana var. melanocarpa, Erigeron corymbosus, Phlox longifolia, and Symphoricarpos oreophilus. 

Erwin F. Evert, 26085.  7/23/1993. 		RM 
_________________________________________________________________________

91.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison Range: Beaverhead National Forest: along Papoose Creek in the foothills, ca 1 mi E of U.S. Hwy 287, 23 mi S of Cameron.  Elev. 6200 ft.
T11S R1E S2.  44.9045 N, 111.5688 W.  
Moist-wet spruce forest with Orthilia secunda, Thalictrum occidentale, Pyrola asarifolia, and Carex disperma. Phenology: vegetative only. 

Erwin F. Evert, 26451.  8/1/1993. 		RM 610562
_________________________________________________________________________

92.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Along the north shore of Henrys Lake immediately S of U.S. Hwy 287 and W of Wild Rose Ranch.  Elev. 6500 ft.
T16N R43E S32.  44.6712 N, 111.4075 W.  
Picea glauca/engelmannii swamp and mire with Equisetum arvense, Carex disperma, Platanthera obtusata, and Carex rostrata. Phenology: vegetative only. 

Erwin F. Evert, 27020.  6/15/1994. 		RM 780516
_________________________________________________________________________

93.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Henry's Lake Mountains: Gallatin National Forest: along Sheep Creek, ca 1 1/2 mi S of the Madison River.  Elev. 6600-6800 ft.
T12S R2E S12.  44.8028 N, 111.4266 W.  
Openings in Douglas fir forest with Antennaria anaphaloides, Conimitella williamsii, Geum triflorum, and Fragaria vesca. Phenology: vegetative only. 

Erwin F. Evert, 27115.  6/15/1994. 		RM 780440	Barcode: RM0103586
_________________________________________________________________________

94.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along East Rosebud Trail; 0.1-1 mi S of East Rosebud Lake.  Elev. 6330-6400 ft.
T7S R17E S28.  45.1912 N, 109.638 W.  
Mixed coniferous forest and openings with Carex rossii, Mahonia repens, Antennaria racemosa, and Arctostaphylos uva-ursi. Phenology: vegetative only. 

Erwin F. Evert, 27410.  6/26/1994. 		RM 781353	Barcode: RM0103598
_________________________________________________________________________

95.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along Benbow Jeep Trail: ca 1/4-3/4 mi s of the Benbow Road, ca 3 mi SW of Dean.  Elev. 5800-6000 ft.
T5S R16E S15; also S22.  45.3996 N, 109.7374 W.  
Douglas fir-aspen woodland with Lilium philadelphicum, Lupinus argenteus, Spiraea betulifolia, and Fragaria vesca. Phenology: vegetative only. 

Erwin F. Evert, 27622.  6/28/1994. 		RM 780794
_________________________________________________________________________

96.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Teton Range: J. D. Rockefeller Jr. Memorial Parkway: along Glade Creek Trail, ca 4 mi SW of Flagg Ranch.  Elev. 7100 ft.
T48N R116W S36.  44.0805 N, 110.725 W.  
Cliffs and talus E of trail with Ivesia gordonii, Penstemon deustus, and Senecio strepanthifolius var. rubricaulis. Phenology: vegetative only. 

Erwin F. Evert, 27769.  7/6/1994. 		RM 780657	Barcode: RM0263412
_________________________________________________________________________

97.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Greenlee County: Apache National Forest: just W of Horton Creek and S of Forest Road 26, ca 1.5 air mi SSE of Sprucedale; ca 28.5 air mi S of Springerville.  Elev. 7700 ft.
T4N R29E S2 SW1/4.  33.7195 N, 109.3201 W; GPS Reading.  
Moist, open ponderosa pine or ponderosa pine/Douglas fir forest. Phenology: vegetative only. 

B. E. Nelson, 67237.  9/21/2005. 		RM 
_________________________________________________________________________

98.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along Balm of Gilead Creek, a tributary of Emigrant Creek, ca 4 mi SE of Emigrant.  Elev. 6000 ft.
T6S R8E S24.  45.2996 N, 110.6866 W.  
Douglas fir forest with Viola canadensis, Astragalus miser var. hylophilus, Arnica cordifolia, and Thalicturm occidentale. Phenology: buds. 

Erwin F. Evert, 29127.  6/16/1995. 		RM 782616	Barcode: RM0103565
_________________________________________________________________________

99.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Southeastern Absarokas: Shoshone National Forest: along Forest Road 285 (Double Cabin), ca 1.2 mi NE of Horse Creek Campground.  Elev. 8000 ft.
T43N R106W S20.  43.677 N, 109.5997 W.  
Vernally moist meadow opening in Douglas fir forest with Festuca idahoensis, Polygonum bistortoides, and Nothocalais nigrescens. Phenology: vegetative only. 

Erwin F. Evert, 29450.  6/24/1995. 		RM 782953	Barcode: RM0063207
_________________________________________________________________________

100.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Southeastern Absarokas: Shoshone National Forest: along the southeast side of Horse Creek ca 1/3 mi NE of Horse Creek Campground, ca 10 mi N of Dubois.  Elev. 7720 ft.
T43N R106W S19.  43.6758 N, 109.62694 W.  
Lodgepole pine/spruce forest with Arnica cordifolia, Orthilia secunda, and Juniperus communis Phenology: vegetative only. 

Erwin F. Evert, 29654.  6/25/1995. 		RM 783713	Barcode: RM0063182
_________________________________________________________________________

101.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Gallatin National Forest: along West Bridger Creek, ca 15 mi SSE of Big Timber.  Elev. 5160 ft.
T2S R15E S34.  45.618 N, 109.8607 W.  
Meadow opening with Festuca idahoensis, Delphinium occidentale, Microsteris gracilis, and Arnica fulgens. Phenology: vegetative only. 

Erwin F. Evert, 29834.  7/6/1995. 		RM 783132
_________________________________________________________________________

102.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along the south side of Arrastra Creek ca 3/4 mi W of confluence with West Fork Mill Creek, 19 mi N of Gardiner.  Elev. 6320 ft.
T6S R9E S35.  45.2702 N, 110.5858 W.  
White spruce-subalpine fir forest with Linnaea borealis, Vaccinium membranaceum, and Alnus viridis. Phenology: vegetative only. 

Erwin F. Evert, 30500.  8/5/1995. 		RM 783834	Barcode: RM0103571
_________________________________________________________________________

103.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Gallatin Range foothills: Gallatin National Forest: Sourdough Canyon along east side of Sourdough Creek, 6 mi S of Bozeman.  Elev. 5360-5440 ft.
T3S R6E S18; also S17.  45.5743 N, 111.0331 W.  
Riparian community with Cornus sericea, Populus balsamifera, and Acer glabrum. Phenology: vegetative only. 

Erwin F. Evert, 31003.  6/14/1996. 		RM 788141
_________________________________________________________________________

104.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Along East Gallatin River just N of the Burlington Northern tracks, 3 mi E of Bozeman.  Elev. 4900 ft.
T2S R6E S15.  45.6616 N, 110.9714 W; uncertainty 1 mi..  
riparian community with Populus balsamifera, Cornus sericea, Salix bebbiana, and Smilacina stellata. Phenology: vegetative only. 

Erwin F. Evert, 31123.  6/14/1996. 		RM 787090
_________________________________________________________________________

105.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: along Forest Road 3243: 3/4 mi W of North Fork Bear Creek, ca 4 mi NE of Gardiner.  Elev. 7600 ft.
T8S R9E S32.  45.095 N, 110.6476 W; uncertainty 1 mi..  
Meadow/Douglas fir forest edge next to clearcut with Lomatium ambiguum, Poa nervosa, and Nemophila breviflora. Phenology: vegetative only. 

Erwin F. Evert, 31399.  6/22/1996. 		RM 787251
     with Yolanda Evert
_________________________________________________________________________

106.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Mountains: Bridger-Teton National Forest: north-south trending ridge just E of Alkali Creek, 3/4-1 mi S of Gros Ventre River, 23 mi NE of Jackson.  Elev. 7400-7800 ft.
T42N R113W S23.  43.5908 N, 110.3772 W.  
Aspen-subalpine fir forest on north facing slope with Aquilegia coerulea and Shepherida canadensis. Phenology: vegetative only. 

Erwin F. Evert, 31905.  7/8/1996. 		RM 788303	Barcode: RM0263411
_________________________________________________________________________

107.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Mountains: Bridger-Teton National Forest: along Gros Ventre Road (Forest Road 30400) at Little Cow Creek, 30 mi E of Jackson.  Elev. 7610 ft.
T41N R111W S30.  43.49 N, 110.2179 W.  
Sagebrush-grassland with Stipa richardsonii, Eriogonum umbellatum var. majus, and Leucopoa kingii. Phenology: vegetative only. 

Erwin F. Evert, 31921.  7/9/1996. 		RM 788309	Barcode: RM0263410
_________________________________________________________________________

108.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along trail ca 2 mi W of Slough Lake, 25 mi W of Red Lodge.  Elev. 8200-8300 ft.
T7S R16E S23.  45.2061 N, 109.7208 W; uncertainty 1 mi..  
Mixed coniferous forest of spruce, fir, and lodgepole pine with Chimaphila umbellata, Carex rossii, Vaccinium membranaceum, and Arctostaphylos uva-ursi. Phenology: vegetative only. 

Erwin F. Evert, 32454.  8/5/1996. 		RM 788657
_________________________________________________________________________

109.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Centennial Mountains: Targhee National Forest: head of Tin Cup Creek on divide above Hell Roaring Creek, ca 1.5 mi SW of the summit of Mt. Jefferson.  Elev. 8100 ft.
T14N R42E S8.  
Whitebark pine and subalpine fir parkland with Phlox multiflora, Carex geyeri, and Erythronium grandiflorum. Phenology: flowering & fruiting. 

Erwin F. Evert, 33540.  7/9/1997. 		RM 818879	Barcode: RM0024566
_________________________________________________________________________

110.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Lookout Canyon-Road Hollow, ca 17 mi S of Jacob Lake.  Elev. 8300 ft.
T36N R1E S34; also S35.  36.4707 N, 112.2635 W; GPS Reading.  UTM Zone 12S, 386800E, 4036900N; GPS Reading.  
Ponderosa pine - mixed conifer forest. Phenology: vegetative only. 

James F. Fowler, 4671.  7/11/2005. 		RM 
     with Carolyn Sieg
_________________________________________________________________________

111.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Along Whitebird Creek, ca 10 mi S of Columbus.  Elev. 4100 ft.
T3S R19E S36.  45.5306 N, 109.326 W; uncertainty 1 mi..  
Moist draw along creek with Toxicodendron rydbergii, Populus tremuloides, Prunus virginiana var. melanocarpa and Asperugo procumbens. Phenology: vegetative only. 

Erwin F. Evert, 36555.  6/4/1999. 		RM 822392	Barcode: RM0014372
_________________________________________________________________________

112.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Henrys Lake Mountains: Gallatin National Forest: along Sheep Creek trail, ca 1.5 mi E of the trailhead; ca 2 mi S of Earthquake Lake.  Elev. 7200 ft.
T12S R3E S7.  44.8028 N, 111.4062 W; uncertainty 1 mi..  
South-facing talus slope with Woodsia scopulina, Rubus idaeus, and Heuchera cylindrica. Phenology: vegetative only. 

Erwin F. Evert, 37053.  7/17/1999. 		RM 822741	Barcode: RM0016164
_________________________________________________________________________

113.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison Range: Gallatin National Forest: along West Fork Beaver Creek Trail, ca 4 mi N of U.S. Hwy 287; 25 mi NW of West Yellowstone.  Elev. 7300 ft.
T11S R3E S5.  44.9043 N, 111.3859 W; uncertainty 1 mi..  
South facing talus slope with Rubus idaeus, Woodsia scopulina, and Erigeron acris. Phenology: vegetative only. 

Erwin F. Evert, 37182.  7/18/1999. 		RM 822913	Barcode: RM0020240
_________________________________________________________________________

114.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Big Hole Mountains: Targhee National Forest: head of Pole Creek Canyon, 5 mi S of Victor.  Elev. 8400 ft.
T2N R45E S2.  43.5317 N, 111.1212 W.  
Ridgetop meadow site with Artemisia tridentata var. vaseyana, Ligusticum filicinum, Helianthella uniflora, and some scattered Abies lasiocarpa. Phenology: vegetative only. 

Erwin F. Evert, 37419.  7/28/1999. 		RM 821948	Barcode: RM0024063
_________________________________________________________________________

115.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Island Park Plateau: Targhee National Forest: along Anderson Mill Canyon or Forest Road 164, just E of U.S. Hwy 20/191, 7 mi NE of Ashton.  Elev. 6100 ft.
T10N R43E S30.  44.1652 N, 111.4254 W; uncertainty 1 mi..  
Lodgepole pine forest with Carex geyeri, Pedicularis racemosa var. alba, and Spiraea betulifolia var. lucida. Phenology: vegetative only. 

Erwin F. Evert, 37579.  7/29/1999. 		RM 822128	Barcode: RM0024103
_________________________________________________________________________

116.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: base of Palisade Falls, 15 mi S of Bozeman.  Elev. 7200 ft.
T4S R6E S24.  45.4724 N, 110.9302 W; uncertainty 1 mi..  
Talus slope and adjacent rocky woods with Rubus idaeus var. strigosus, Erigeron acris, and Arnica gracilis. Phenology: vegetative only. 

Erwin F. Evert, 37602.  8/4/1999. 		RM 822137	Barcode: RM0019708
_________________________________________________________________________

117.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: ridge just W of Mystic Lake, 10 mi SE of Bozeman.  Elev. 6500 ft.
T3S R6E S25.  45.5452 N, 110.9302 W; uncertainty 1 mi..  
Meadow openings with Delphinium occidentale, Rudbeckia occidentalis, Perideridia montana. Phenology: vegetative only. 

Erwin F. Evert, 37788.  8/5/1999. 		RM 821762	Barcode: RM0013834
_________________________________________________________________________

118.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: along Forest Road 345, E of north end of Hogback Mesa, along a tributary of Aspen Creek, between Aspen and Shady creeks, ca 14 air mi SW of Del Norte.  Elev. 10560-10640 ft.
T38N R4E S16 NE1/4.  37.5458 N, 106.5534 W.  
Spruce-aspen forest. Phenology: vegetative only. 

B. E. Nelson, 58863.  7/8/2003. 		RM 
     with Jeanette Flaig
_________________________________________________________________________

119.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: on the divide between Rito Blanco and the upper drainage leading into Lefthand Canyon and down drainage toward Lefthand Canyon, ca 7 air mi ESE of Pagosa Springs.  Elev. 7760-7920 ft.
T35N R1W S36 E1/4.  37.2285 N, 106.8958 W.  
Shaded north-facing slope along the stream channel. Phenology: vegetative only. 

B. E. Nelson, 58998.  7/10/2003. 		RM 
_________________________________________________________________________

120.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: along Fern Creek Trail to Little Ruby Lake, ca 2-2.5 air mi N to NNE of Baldy Mountain, ca 13.5-14.5 air mi SW of Creede.  Elev. 10500-11000 ft.
T40N R2W S18.  37.7223 N, 107.1345 W.  
Aspen/spruce forest. Phenology: fruiting. 

B. E. Nelson, 59266.  7/13/2003. 		RM 
_________________________________________________________________________

121.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: in The Canyon and adjacent areas on Forest Road 255 at the forest boundary, ca 12 air mi NW of Capulin; ca 15 air mi SSE of Monte Vista.  Elev. 8350-8550 ft.
T36N R6E S12.  37.3854 N, 106.26 W.  
Dry drainage with moist area and willows and aspen. Phenology: vegetative only. 

B. E. Nelson, 59316.  7/15/2003. 		RM 
_________________________________________________________________________

122.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: from the Duck Lake Trailhead NE along the road, ca 1-1.5 air mi W of McIntyre Peak, ca 20 air mi W of Antonito.  Elev. 8840-9040 ft.
T33N R5E S12 NW1/4.  37.1198 N, 106.3735 W.  
Open aspen/blue spruce forest with occasional Douglas fir, ponderosa pine, and corkbark fir. Phenology: vegetative only. 

B. E. Nelson, 59421.  7/15/2003. 		RM 
_________________________________________________________________________

123.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, La Plata County: Eastern San Juan Mountains: N of Vallecito Reservoir on the west slope of Middle Mountain along Forest Road 724, N and S of Berri Creek, ca 16.5 air mi N of Bayfield.  Elev. 8240-8560 ft.
T37N R6W S21 E1/2.  37.4619 N, 107.5379 W.  
Open aspen/white fir forest with mountain shrub understory. Phenology: vegetative only. 

B. E. Nelson, 59562.  7/17/2003. 		RM 
_________________________________________________________________________

124.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Beaver Creek Road across from South Fork Guard Station, ca 2 air mi SW of South Fork.  Elev. 8305 ft.
T39N R3E S9 SE1/4; also S10, W1/4 S11, SW1/4 of SW1/4 S2; also S3.  37.6486 N, 106.6531 W.  
Roadside. Phenology: fruiting. 

Jeanette Flaig, 1017.  7/15/2003. 		RM 
_________________________________________________________________________

125.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: U.S. Hwy 160 W to Forest Road 410 ca 3/4 mi; ca 8 air mi SW of South Fork. N center  Elev. 9050 ft.
T38N R2E S17; 1/4 S17; also SW1/4 S8.  37.5471 N, 106.7878 W.  
Open meadows with scattered spruce and aspen. Phenology: vegetative only. 

Jeanette Flaig, 1025.  7/16/2003. 		RM 
_________________________________________________________________________

126.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Eastern San Juan Mountains: Rio Grande National Forest: U.S. Hwy 160 W to Forest Road 520 SW to West Lost Creek Trailhead.  Elev. 9770 ft.
T41N R4W S31 NW1/4 NW1/4; also W1/2 S30, SW1/4 S19, T41N R5W S24; also E center 1/4 S23.  37.7715 N, 107.3577 W.  
Spruce and aspen forest. Phenology: vegetative only. 

Jeanette Flaig, 1157.  7/17/2003. 		RM 
_________________________________________________________________________

127.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: U.S. Hwy 160 W to County Road 600, N to Forest Road 629, W to Forest Road 923 then S; ca 9 air mi from Pagosa Springs. W center  Elev. 7950 ft.
T36 R3W S35; 1/4 S35.  37.3137 N, 107.1415 W.  
Ponderosa pine forest. Phenology: vegetative only. 

Jeanette Flaig, 1291.  7/20/2003. 		RM 
_________________________________________________________________________

128.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: U.S. Hwy 160 W to County Road 600 to Forest Road 630 then W 3 mi; ca 12 air mi NAW from Pagosa Springs.  Elev. 7985 ft.
T35N R3W S3 N1/4.  37.3365 N, 107.1911 W.  
Spruce forest. Phenology: vegetative only. 

Jeanette Flaig, 1373.  7/20/2003. 		RM 
_________________________________________________________________________

129.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: U.S. Hwy 160 W to Forest Road 37 then  Elev. 8250 ft.
T36N R1W S8 SE1/4; N 3 road mi; ca 7 air mi SW of Pagosa Springs also SW1/4 of SW1/4 S9.  37.3575 N, 106.9606 W.  
Ponderosa pine, Douglas fir and aspen forest. Phenology: vegetative only. 

Jeanette Flaig, 1437.  7/20/2003. 		RM 
_________________________________________________________________________

130.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: San Juan National Forest: Fourmile Trail, ca 11 air mi N of Pagosa Springs.  Elev. 9180-11185 ft.
T37N R2W S26; E1/2 S23; also SW1/4 of SW1/4 and NW1/4 of NW1/4 of SE1/2 S14, SE1/4 of SE1/4 and NE1/4 of NE1/4 S11, W center 1/4 S12; also SW1/4 S2.  37.4091 N, 107.053 W.  
Spruce, fir,  and aspen forest. Phenology: vegetative only. 

Jeanette Flaig, 1491.  7/24/2003. 		RM 
_________________________________________________________________________

131.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: U.S. Hwy 160 E to County Road 17 N to Forest Road 610; ca 7 air mi N of South Fork.  Elev. 10000 ft.
T41N R3E S31 NE1/4.  37.7614 N, 106.6838 W.  
Aspen and spruce forest. Phenology: vegetative only. 

Jeanette Flaig, 1847.  7/26/2003. 		RM 
_________________________________________________________________________

132.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: U.S. Hwy 160 W to Park Creek Road (Forest Road 380) then SW; ca 13 air mi S of South Fork.  Elev. 9611-11200 ft.
T38N R3E S32; S32; also S33.  37.5048 N, 106.6831 W.  
Spruce, aspen and fir forest. Phenology: vegetative only. 

Jeanette Flaig, 1923.  7/28/2003. 		RM 
_________________________________________________________________________

133.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Colo Hwy 149; ca 13 air mi SW of Creede.  Elev. 9720-11750 ft.
T40N R2W S11; South1/2 S2, E1/2 S3, SW1/4 S1, N1/4 of N1/4 and E1/4 of E1/4 S12, N1/2 S13, NE1/4 S14; T41N R2W S34, NW1/4 S35, SE1/4 S26, SW1/4 S25, NW1/2 S36; T40N R1W S7 NW1/4.  37.7639 N, 107.067 W.  
Spruce forest with scattered aspen in open xeric heavily grazed grassland, pond, spruce forest with scattered aspen, rocky outcrop, subalpine bristle cone forest, creek, roadside; bristle cone pine forest. Phenology: flowering & fruiting. 

Jeanette Flaig, 243.  7/3/2003. 		RM 
_________________________________________________________________________

134.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Rio Grande National Forest: Stunner Campground.  Elev. 9898 ft.
T36N R3E S8 South1/2.  37.3751 N, 106.571 W.  
Spruce/fir forest. Phenology: vegetative only. 

Jeanette Flaig, 2494.  8/12/2003. 		RM 
_________________________________________________________________________

135.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: South Fork Guard Station, ca 1.5 air mi SW of South Fork.  Elev. 8350 ft.
T39N R3E S9 SE1/4.  37.6385 N, 106.6604 W.  
Ponderosa pine, spruce and aspen forest and xeric meadow. Phenology: vegetative only. 

Jeanette Flaig, 2645.  8/14/2003. 		RM 
_________________________________________________________________________

136.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: U.S. Hwy 160 W to Forest Road 620 then ca 6 road mi NNW; ca 23 air mi W of Pagosa Springs.  Elev. 8610 ft.
T35N R5W S22 SW1/4.  37.2893 N, 107.4104 W.  
White fir and pine forest. Phenology: vegetative only. 

Jeanette Flaig, 2764.  8/16/2003. 		RM 
_________________________________________________________________________

137.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: Coal Creek Trailhead: U.S. Hwy 160 W to Fawn Gulch Road; ca 6 air mi E of Pagosa Springs.  Elev. 8535-8730 ft.
T36N R1E S31; SE1/4 S36; also T36N R1E S31 NW1/4, SE1/4 S30, NW1/4 and SW1/4 S29, SE1/4 S20.  37.3234 N, 106.875 W.  
Douglas fir, ponderosa pine and aspen forest with Quercus understory. Phenology: vegetative only. 

Jeanette Flaig, 2916.  8/19/2003. 		RM 
_________________________________________________________________________

138.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: Murray Lake just W of Ariz Hwy 67, ca 6 air mi SSE of Jacob Lake; ca 29 air mi SE of Fredonia.  Elev. 8525 ft.
T37N R2E S3 SW1/4.  36.6309 N, 112.176 W.  
Meadow in bottom of large limestone sink. Phenology: vegetative only. 

B. E. Nelson, 70226.  8/27/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

139.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Forest Road 810, ca 23 air mi NW of Saguache.  Elev. 9810 ft.
T46N R4E S2 SW1/4.  38.2678 N, 106.5036 W.  
Lodgepole pine forest. Phenology: vegetative only. 

Jeanette Flaig, 3067.  8/21/2003. 		RM 
_________________________________________________________________________

140.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: upper slopes and summit of Del Norte Peak, ca 13 air mi SW of Del Norte.  Elev. 12435 ft.
T39N R4E S32.  37.5898 N, 106.5634 W.  
Spruce forest south-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 466.  7/8/2003. 		RM 
     with B. E. Nelson
_________________________________________________________________________

141.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: along Forest Road 345; east edge of Hogback Mesa, ca 15 air mi SW of Del Norte.  Elev. 10400 ft.
T38N R4E S15 E1/2.  37.5422 N, 106.5393 W.  
Open grassy slope. Phenology: vegetative only. 

Jeanette Flaig, 534.  7/8/2003. 		RM 
     with B. E. Nelson
_________________________________________________________________________

142.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Colo Hwy 149 to Forest Road 600 then 4 road mi; ca 6 air mi SE from Creede.  Elev. 9775-10117 ft.
T41N R1E S24 NE1/4.  37.7932 N, 106.8123 W.  
Spruce and Douglas fir forest with scattered aspen. Phenology: vegetative only. 

Jeanette Flaig, 729.  7/13/2003. 		RM 
_________________________________________________________________________

143.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Blue Meadow: Colo Hwy149 to Forest Road 600, the 6 road mi to Forest Road 601; ca 10 air mi SE of Creede.  Elev. 10300 ft.
T41N R2E S22 E1/2; also NW1/4 S23.  37.7854 N, 106.7485 W.  
Aspen and conifer forest. Phenology: vegetative only. 

Jeanette Flaig, 815.  7/13/2003. 		RM 
_________________________________________________________________________

144.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: U.S. Hwy 160 E to Monte Vista S on Colo Hwy 15, 4 air mi W to County Road 2S, turns into Forest Road 28 continue S for 16.3 road mi.  Elev. 9530-9566 ft.
T37N R6E S4 SE1/4 of SE1/4; also NW1/4 of NW1/4 S10 and NE1/4 S9.  37 28.605' N, 106 18.835' W to 37 28.515' N, 106 18.85' W.  
Douglas fir/aspen forest throughout, juniper understory, ponderosa pine and white fir as ascending north aspect of slope with Ribes understory; Douglas fir/aspen forest. Phenology: vegetative only. 

Jeanette Flaig, 93.  6/30/2003. 		RM 
_________________________________________________________________________

145.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Beaver Creek Road across from South Fork Guard Station, ca 2 air mi SW of South Fork.  Elev. 8395-9030 ft.
T39N R3E S9 SE1/4; also S10, W1/4 S11, SW1/4 of SW1/4 S2; also S3.  37.6377 N, 106.6593 W to 37.6382 N, 106.6451 W.  
Conifer and aspen forest with open meadows. Phenology: vegetative only. 

Jeanette Flaig, 983.  7/15/2003. 		RM 
_________________________________________________________________________

146.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Poso Campgroungd and  Elev. 8800-9400 ft.
T42N R5E S4 South1/4; W 1 air mi also NW1/4 S9 and N1/2 S8.  37 54.473' N, 106 25.643' W.  
East exposure with spruce forests and scattered aspen below, igneous rock outcrop, and rocky ridge; rock outcrop. Phenology: vegetative only. 

Ronald L. Hartman, 77293.  6/17/2003. 		RM 
     with Jeanette Flaig
_________________________________________________________________________

147.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: Lockett Meadow in Interior Valley on east side of San Francisco Mountain, ca 11 air mi N of Flagstaff.  Elev. 8560-8680 ft.
T23N R7E S23 S1/2.  35.3557 N, 111.6254 W to 35.3589 N, 111.6185 W to 35.3604 N, 111.6207 W.  
Mixed conifer forest with senescent aspen on northerly-facing slope. Phenology: vegetative only. 

B. E. Nelson, 70333.  8/28/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

148.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Los Mogotes "peak 9816" to N then around towards way point  Elev. 9100-9800 ft.
T33N R7E S26; N37 03250' W106 9415'.  37 3.25' N, 106 9.415' W.  
Rocky slopes in and adjacent to conifers and grassland below. Phenology: vegetative only. 

Ronald L. Hartman, 77382.  6/18/2003. 		RM 
     with Jeanette Flaig
_________________________________________________________________________

149.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: Forest Road 649, ca 3.2 air mi WSW of County Road 500.  Elev. 8000-8200 ft.
T34N R2W S30 W1/4.  37 4.759' N, 106 50.326' W.  
Ponderosa pine forest with oak and Rocky Mountain juniper and roadside; ponderosa pine forest. Phenology: vegetative only. 

Ronald L. Hartman, 77490.  6/20/2003. 		RM 
     with Jeanette Flaig
_________________________________________________________________________

150.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Colo Hwy 149 W of Creede to Forest Road 507, 1.5 air mi on Forest Road 507 to Forest Road 508 then 0.6 road mi.  Elev. 8870-9000 ft.
T41N R1W S3 NW1/4; also NE1/4 of NE1/4 S4 and T42N R1W S34 SE1/4.  37 50.169' N, 106 57.625' W.  
Grassy slopes of hill with scattered shrubs, Douglas fir-aspen slope, and disturbed areas due to mining activity; grassy slopes. Phenology: vegetative only. 

Ronald L. Hartman, 77672.  6/24/2003. 		RM 
     with Jeanette Flaig
_________________________________________________________________________

151.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Eastern San Juan Mountains: Rio Grande National Forest: Weminuche Wilderness: Colo Hwy 149 to Forest Road 520 then 8 road mi to East Ute Creek Trailhead.  Elev. 9510-9550 ft.
T40N R4W S6 E1/2; also N1/2 S7.  37 45.554' N, 107 20.547' W.  
Grassy slopes and spruce-cork bark fir with trail through, and wet areas along streams and seeps; trail side. Phenology: vegetative only. 

Ronald L. Hartman, 77758.  6/24/2003. 		RM 
     with Jeanette Flaig
_________________________________________________________________________

152.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: along Apache Creek just N of New Mexico, ca 1 air mi S of Rio de los Pinos, ca 24 air mi SSW of Antonito.  Elev. 9750-10250 ft.
T32N R5E S22.  36.9966 N, 106.407 W; GPS Reading.  
Moist slopes with patches of spruce/fir/aspen. Phenology: vegetative only. 

B. E. Nelson, 62262.  8/10/2004. 		RM 
_________________________________________________________________________

153.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: Tierra Amarilla Grant: along Archuleta or Trail 124 in the vicinity of the junction with Trail 741, ca 3 air mi NE of Chama Peak, ca 28 air mi SE of Pagosa Springs.  Elev. 9800-10200 ft.
T33N R3E S5; South1/2 S25.  37.065 N, 106.5994 W; GPS Reading.  
Meadows and open slopes. Phenology: vegetative only. 

B. E. Nelson, 62318.  8/11/2004. 		RM 
_________________________________________________________________________

154.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: along the Little Navajo River at Trail 577 crossing and vicinity, ca 2 air mi NW of Navajo Peak, ca 17 air mi SE of Pagosa Springs.  Elev. 8950-9050 ft.
T33N R2E S7 SE1/4.  37.1073 N, 106.7695 W; GPS Reading.  
River bank and adjacent flats and slopes with scattered spruce. Phenology: vegetative only. 

B. E. Nelson, 62488.  8/13/2004. 		RM 
_________________________________________________________________________

155.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: Opal Lake Trailhead and along Opal Lake Trail 564, between Rio Blanco and Flattop Mountain, ca 14.5-15 air mi ESE of Pagosa Springs.  Elev. 8720-9200 ft.
T34N R2E S8.  37.2034 N, 106.7624 W; GPS Reading.  
In mixed conifer/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 62537.  8/15/2004. 		RM 
_________________________________________________________________________

156.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: northeast end of Mesa Cortado, S of U.S. Hwy 84, ca 17.5-18 air mi SE of Pagosa Springs.  Elev. 7800-8300 ft.
T33N R1E S28 N1/2.  37.0727 N, 106.8505 W; GPS Reading.  
Douglas fir/white fir/aspen on lower slopes. Phenology: vegetative only. 

B. E. Nelson, 62675.  8/15/2004. 		RM 
_________________________________________________________________________

157.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: the high point on Forest Road 766 above the head of Spring Creek, Ritter Canyon, Armstrong Canyon, and Salt Canyon, ca 10.5 air mi NE of Ignacio; ca 7.5 air mi ESE of Bayfield.  Elev. 8720-8870 ft.
T34N R6W S14 N1/2.  37.1944 N, 107.4727 W; GPS Reading.  
White fir forest with scattered Douglas fir and aspen. Phenology: vegetative only. 

B. E. Nelson, 62843.  8/18/2004. 		RM 
_________________________________________________________________________

158.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: just N of New Mexico at the junction of Forest roads 103 and 129, ca 5.5 air mi SSW of Fox Creek; ca 14.5 air mi SW of Antonito.  Elev. 9450-9550 ft.
T32N R7E S19 SE1/4; also SW1/4 S20.  36.9948 N, 106.2316 W; GPS Reading.  
Open mixed conifer/aspen forest at edge of Chrysothamnus/Gutierrezia meadow. Phenology: vegetative only. 

B. E. Nelson, 63025.  8/22/2004. 		RM 
_________________________________________________________________________

159.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: vicinity of Fulcher Gulch, ca 13 air mi SW of Monte Vista off Forest Road 270.  Elev. 8901 ft.
T37N R7E S29 SE1/4; SE1/4 of NW1/4 and also SW1/4 of SW1/4 S28 and N1/2 S33 .  37.4228 N, 106.2317 W; GPS Reading.  
Slope bottom, ephemeral drainage and open xeric foothills. Phenology: vegetative only. 

Jeanette Flaig, 3202.  5/22/2004. 		RM 
_________________________________________________________________________

160.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: SE of Terrace Reservoir, 21 air mi SSW of Monte Vista.  Elev. 8670 ft.
T36N R6E S24.  37.3578 N, 106.273 W; GPS Reading.  
Rocky summit into ponderosa pine woodland and short descent into mesic meadow. Phenology: vegetative only. 

Jeanette Flaig, 3284.  5/24/2004. 		RM 
_________________________________________________________________________

161.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Cool Broth Canyon, Forest Road J36, ca 17 air mi N of Del Norte.  Elev. 8968 ft.
T42N R5E S14 SE1/4.  37.874 N, 106.3768 W; GPS Reading.  
Ponderosa pine woodland; open grassland into ephemeral drainage with scattered aspen. Phenology: vegetative only. 

Jeanette Flaig, 3366.  5/25/2004. 		RM 
_________________________________________________________________________

162.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: N of Lime Creek, vicinity of Biedell Creek, off County Road 42K, ca 21 air mi N of Del Norte.  Elev. 9131 ft.
T43N R6E S28 NW1/4.  37.9469 N, 106.3207 W; GPS Reading.  
Aspen woodland and rock outcrop. Phenology: vegetative only. 

Jeanette Flaig, 3452.  5/27/2004. 		RM 
     with Sue Komarek
_________________________________________________________________________

163.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Laughlin Gulch, Burro Canyon, 9 air mi W of Saguache.  Elev. 9209 ft.
T44N R6E S4 NE1/4 of SE1/4; also SW1/4 S3 and SW1/4 of SE1/4; also N Center of S10.  38.0712 N, 106.3131 W; GPS Reading.  
South-facing slope in aspen and ponderosa pine woodland with scattered Douglas fir and Abies concolor. Phenology: vegetative only. 

Jeanette Flaig, 3541.  5/30/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

164.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Lone Pine Reservoir, Lone Tree Gulch, NNW of Trickle Mountain, 18 air mi NW of Saguache.  Elev. 9008 ft.
T45N R5E S11 NW1/4.  38.169 N, 106.3892 W; GPS Reading.  
Foothills with rock buttes on either side into gulch and mixed conifer forest. Phenology: vegetative only. 

Jeanette Flaig, 3613.  5/30/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

165.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: Million Reservoir, Beaver Creek Road, 4 air mi SW of South Fork.  Elev. 8849 ft.
T39N R3E S16 SW1/4 of SE1/4; SW1/4 and also NW1/4 and NW1/4 of NE1/4 S21.  37.6165 N, 106.6707 W; GPS Reading.  
Ridge top in burned area down rocky south-facing slope into drainage. Phenology: vegetative only. 

Jeanette Flaig, 3671.  6/1/2004. 		RM 
_________________________________________________________________________

166.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: Buckles Lake, V Rock Trailhead, Forest Road 633, 16 air mi SE of Pagosa Springs. N center  Elev. 9616 ft.
T33N R1E S2 NE1/4; also T34N R1E S36.  37.1327 N, 106.8088 W; GPS Reading.  
Spruce and aspen forest openings and northwest-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 3713.  6/9/2004. 		RM 
_________________________________________________________________________

167.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: Turkey Creek Trailhead, vicinity of Poison Gulch, 3.5 air mi SW of South Fork.  Elev. 8456 ft.
T39N R3E S9 SW1/4 of SW1/4; also E1/2 S8.  37.6359 N, 106.6741 W; GPS Reading.  
Mixed conifer forest with aspen and forest openings up a south-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 3939.  6/12/2004. 		RM 
_________________________________________________________________________

168.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: Tewksbury Trailhead, Upper Beaver Creek Campground vicinity, Beaver Creek Road, 6 air mi SW of South Fork.  Elev. 8752 ft.
T39N R3E S20 South1/2; also N1/2 S29.  37.6109 N, 106.6859 W; GPS Reading.  
Meadow with mixed conifer forest at edge. Phenology: vegetative only. 

Jeanette Flaig, 4252.  6/16/2004. 		RM 
_________________________________________________________________________

169.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: border of southwest edge of La Garita Wilderness: East Willow Creek, Phoenix Park, La Garita Peak, 4.5 air mi NNE of Creede.  Elev. 9825 ft.
T42N R1E S8 NE1/4.  37.902 N, 106.915 W; GPS Reading.  
Aspen forest on west-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 4303.  6/19/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

170.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Bachelor Loop, S of Bulldog Mountain, 4.5 mi NW of Creede.  Elev. 9651 ft.
T42N R1W S26 NE1/4.  37.8524 N, 106.9501 W; GPS Reading.  
Small aspen/spruce forest. Phenology: vegetative only. 

Jeanette Flaig, 4498.  6/20/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

171.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Eastern San Juan Mountains: Rio Grande National Forest: Forest Road 510, Willow Creek, 14 air mi W of Creede.  Elev. 9641 ft.
T42N R3W S36.  37.8393 N, 107.1392 W; GPS Reading.  
Creekside. Phenology: vegetative only. 

Jeanette Flaig, 4540.  6/20/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

172.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Rio Grande National Forest: Conejos River, Spectacle Lake vicinity, Forest Road 250.  Elev. 8789 ft.
T34N R5E S21 SW1/4.  37.1637 N, 106.4356 W; GPS Reading.  
Ponderosa pine and aspen forest with scattered spruce. Phenology: vegetative only. 

Jeanette Flaig, 4677.  6/23/2004. 		RM 
_________________________________________________________________________

173.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Rio Grande National Forest: Valdez Creek Trailhead, Forest Road 250.  Elev. 9442 ft.
T35N R4.5E S24 SE1/4 of NE1/4; also T35N R5E SW1/4 of SW1/4 S19 .  37.2599 N, 106.4657 W; GPS Reading.  
Thick spruce and aspen forest with seep on west-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 4735.  6/23/2004. 		RM 
_________________________________________________________________________

174.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Rio Grande National Forest: Fox Creek Road, just S of Hicks Canyon, 17 air mi SW of Centro.  Elev. 8625 ft.
T33N R5E S29 NW1/4.  37.0742 N, 106.2286 W; GPS Reading.  
Ponderosa pine and juniper woodland on north northeast-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 4754.  6/24/2004. 		RM 
_________________________________________________________________________

175.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Limekiln Peak, Old Spanish Trail, Limekiln, SW of Sevenmile Plaza, 7.5 air mi SE of Del Norte.  Elev. 8336 ft.
T39N R6E S34 W1/2.  37.6033 N, 106.3225 W; GPS Reading.  
Rock outcrops in pinyon/juniper woodland with scattered Douglas fir on west-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 5194.  7/5/2004. 		RM 
_________________________________________________________________________

176.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rio Grande National Forest: South Fork Rock Creek, Bennett Peak, Forest Road 28, 19 air mi SSW of Del Norte.  Elev. 9931 ft.
T37N R5E S24 N1/2 of NE1/4.  37.444 N, 106.3631 W; GPS Reading.  
Beaver ponds. Phenology: vegetative only. 

Jeanette Flaig, 5398.  7/5/2004. 		RM 
_________________________________________________________________________

177.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Grande County: Eastern San Juan Mountains: Rock Creek Park, Bishop Rock, Forest Road 28, 16 air mi SSE of Del Norte.  Elev. 8595 ft.
T38N R6E S35 SW1/4.  37.492 N, 106.2833 W; GPS Reading.  
Open pinyon, juniper, ponderosa pine, and Douglas fir woodland in rock garden. Phenology: vegetative only. 

Jeanette Flaig, 5431.  7/6/2004. 		RM 
_________________________________________________________________________

178.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: E of Coller State Wildlife Area: NW of the overlook, side road off Colo Hwy 149, ca 9 air mi NNW of South Fork.  Elev. 8420 ft.
T40N R2E S2 SW1/4.  37.7306 N, 106.7172 W; GPS Reading.  
Ponderosa pine woodland with scattered aspen and Douglas fir beneath rock buttes on southwest-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 5491.  7/8/2004. 		RM 
_________________________________________________________________________

179.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: west side of Cottonwood Creek, ca 4.6 air mi SE of Encampment.  Elev. 8000 ft.
T14N R83W S19 SE1/4.  41.1679 N, 106.7676 W.  
Aspen woodlands surrounding creek. Phenology: vegetative only. 

Amy J. Roderick, 1201.  6/26/1997. 		RM 
_________________________________________________________________________

180.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Eastern San Juan Mountains: Rio Grande National Forest: Forest Road 520, Rio Grande Reservoir, ca 29 air mi WSW of Creede.  Elev. 9614-9864 ft.
T40N R4W S5 NW1/4.  37.7347 N, 107.3104 W to 37.7359 N, 107.3099 W; GPS Reading.  
Upslope from reservoir on south-facing slope in aspen forest with rocky outcrops. Phenology: vegetative only. 

Jeanette Flaig, 6140.  7/17/2004. 		RM 
_________________________________________________________________________

181.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Moon Pass, California Gulch, Forest Road 675, ca 27 air mi ENE of Creede.  Elev. 10945 ft.
T43N R4E S18 NW1/4 of NE1/4.  37.9775 N, 106.5771 W; GPS Reading.  
Spruce/aspen forest on south-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 6179.  7/18/2004. 		RM 
_________________________________________________________________________

182.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: San Juan National Forest: Weminuche Wilderness: Beaver Creek or Trail 560 off West Fork Trail, ca 16 air mi NNE of Pagosa Springs.  Elev. 9917-10125 ft.
T38N R1W S25; also SE1/4 S24.  37.5071 N, 106.9307 W to 37.5176 N, 106.9235 W; GPS Reading.  
Spruce/fir forest with outwashes on south and southeast-facing slopes. Phenology: vegetative only. 

Jeanette Flaig, 6299.  7/22/2004. 		RM 
_________________________________________________________________________

183.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Weminuche Wilderness: Roaring Creek Trailhead, Fisher Peak: also Trail 806, North Lime Trailhead, ca 13 air mi S of Creede.  Elev. 10745-11585 ft.
T40N R1W S36 E1/2; also SE1/4 S25.  37.6734 N, 106.9323 W to 37.6966 N, 106.9138 W; GPS Reading.  
Spruce/fir forest with seeps. Phenology: vegetative only. 

Jeanette Flaig, 6546.  7/25/2004. 		RM 
     with Sue Komarek
_________________________________________________________________________

184.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: Deep Creek Trail, Trailhead 806 from Forest Road 528, ca 12 air mi S of Creede.  Elev. 9671-9677 ft.
T41N R1W S35 E1/2; also W1/2 S25.  37.7652 N, 106.9373 W to 37.7961 N, 106.9205 W; GPS Reading.  
Spruce forest with scattered Douglas fir in canyon with east and west-facing slopes. Phenology: vegetative only. 

Jeanette Flaig, 6686.  7/26/2004. 		RM 
_________________________________________________________________________

185.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: South Fork Carnero Creek, Forest Road 676, Trailhead 796, ca 21 air mi ESE of Creede.  Elev. 10744 ft.
T43N R4E S20 NE1/4; also NW1/4 of NW1/4 S21.  37.9623 N, 106.5541 W; GPS Reading.  
Aspen and spruce forest on east-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 6824.  7/29/2004. 		RM 
_________________________________________________________________________

186.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Apache County: Apache National Forest: White Mountains: along Benny Creek, ca 1 air mi W of south end of Greer, ca 14.5 air mi SW of Springerville.  Elev. 9050-9140 ft.
T7N R27E S15 E1/2.  34.0009 N, 109.4781 W.  
Meadow, stream bottom, basalt outcrops and ledges, and adjacent open ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 70872.  9/3/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

187.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, La Plata County: Eastern San Juan Mountains: San Juan National Forest: Weminuche Wilderness: Eolus and North Eolus Peaks, Needles Creek Trail, N of Chicago Baisin, ca 15.5 air mi SSE of Silverton.  Elev. 9195 ft.
T39N R7E S32 NE1/4 of NW1/4; NE1/4 and .  37.6106 N, 107.6692 W; GPS Reading.  
Spruce/fir mesic forest on a north-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 7114.  7/31/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

188.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, La Plata County: Eastern San Juan Mountains: San Juan National Forest: Weminuche Wilderness: Eolus and North Eolus Peaks, Needles Creek Trail, N of Chicago Baisin, Needleton Creek Trailhead, ca 15.5 air mi SSE of Silverton.  Elev. 8158-8503 ft.
T39N R8W S25 NE1/4 of NE1/4; also E1/2 S24.  37.6223 N, 107.6937 W to 37.6336 N, 107.6926 W; GPS Reading.  
Mixed conifer forest with openings at canyon mouth and along river. Phenology: vegetative only. 

Jeanette Flaig, 7195.  7/31/2004. 		RM 
     with Kurt Flaig
_________________________________________________________________________

189.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: La Garita Wilderness: Trailhead 783-912, Forest Road 744, Saguache and Halfmoon creeks, ca 16 air mi NE of Creede.  Elev. 10108-10276 ft.
T43N R2E S1 South1/4.  37.9678 N, 106.7501 W to 37.9602 N, 106.7656 W; GPS Reading.  
Open spruce forest in canyon by river on southeast-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 7277.  8/5/2004. 		RM 
_________________________________________________________________________

190.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Eastern San Juan Mountains: Rio Grande National Forest: Forest Road 787, Salt House, Forest Boundary, W of Saguache Park, ca 23 air mi NE of Creede.  Elev. 10721 ft.
T44N R2E S12 SW1/4; also NW1/4 of NW1/4 S13.  38.0801 N, 106.7049 W; GPS Reading.  
Aspen forest. Phenology: vegetative only. 

Jeanette Flaig, 7352.  8/5/2004. 		RM 
_________________________________________________________________________

191.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Eastern San Juan Mountains: San Juan National Forest: Weminuche Wilderness: Pine Creek Trail, Los Pinos River.  Elev. 7982-8057 ft.
T37N R5W S19 NW1/4 of NE1/4; also SW1/4 and NW1/4 of NE1/4 S17.  37.4661 N, 107.4636 W to 37.4697 N, 107.4584 W; GPS Reading.  
Mixed conifer forest in canyon with southeast-facing upslope and river with open meadows and willow thickets. Phenology: vegetative only. 

Jeanette Flaig, 7419.  8/8/2004. 		RM 
_________________________________________________________________________

192.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Eastern San Juan Mountains: Rio Grande National Forest: Trouble Hill, Colo Hwy 149, Forest Road 514, ca 20 mi WSW of Creede.  Elev. 10283 ft.
T41N R3W S18 NW1/4 of NE1/4; NE1/4 of NW1/4 and .  37.8162 N, 107.2415 W; GPS Reading.  
Riparian meadow into dry steep south-facing slope. Phenology: vegetative only. 

Jeanette Flaig, 7810.  8/11/2004. 		RM 
_________________________________________________________________________

193.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Rio Grande National Forest: 3-3.5 air mi S of Fox Creek, mountain immediately to E of Bighorn Creek and Forest Road 28.  Elev. 8467-8536 ft.
T32N R7E S15 N1/2.  37.0197 N, 106.1864 W to 37.0267 N, 106.1814 W; GPS Reading.  
Mixed conifer forest. Phenology: vegetative only. 

Ronald L. Hartman, 79330.  7/8/2004. 		RM 
_________________________________________________________________________

194.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Conejos County: Eastern San Juan Mountains: Rio Grande National Forest: Forest Road 103 on northeast rim of Toltec Creek Canyon, 6.5 air mi SW of Fox Creek.  Elev. 10000-10200 ft.
T32N R6E S15 SE1/4.  37.0127 N, 106.2931 W; GPS Reading.  
Rim of canyon and upper slopes in spruce and southwest white pine. Phenology: vegetative only. 

Ronald L. Hartman, 79360.  7/8/2004. 		RM 
_________________________________________________________________________

195.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Apache County: Apache National Forest: Greens Peak, ca 16.5 air mi W of Springerville.  Elev. 10000-10133 ft.
T8N R26E S2 SW1/4; also NW1/4 S11.  34.1117 N, 109.5744 W.  
Meadow and adjacent spruce forest on northerly-facing slope. Phenology: vegetative only. 

B. E. Nelson, 70997.  9/4/2006. 		RM 
     with James F. Fowler
_________________________________________________________________________

196.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Eastern San Juan Mountains: Rio Grande National Forest: La Garita Wilderness: Wheeler Monument: Trail 790.  Elev. 7839-7846 ft.
T42N R2E S20 NE1/4.  37.8791 N, 106.7837 W to 37.9013 N, 106.7846 W; GPS Reading.  
Rocky buttes on southern exposure of spruce/fir forest. Phenology: vegetative only. 

Ronald L. Hartman, 79522.  7/11/2004. 		RM 
     with Jeanette Flaig
_________________________________________________________________________

197.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: Rio Grande National Forest: campground on Rio Chama W ca 1 air mi along Archuleta Creek.  Elev. 8780-9200 ft.
T32N R3E S1.  37.032 N, 106.5536 W to 37.0394 N, 106.5798 W; GPS Reading.  
Spruce/fir and aspen forest on slopes, alder and willow along streams; along the creek. Phenology: vegetative only. 

Ronald L. Hartman, 79654.  7/15/2004. 		RM 
_________________________________________________________________________

198.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Cottonwood Pass and to the W, ca 4 air mi ESE of Hot Sulphur Springs.  Elev. 8900-9100 ft.
T1N R77W S17 SE1/4.  40.0485 N, 106.0336 W; uncertainty 0.25 mi..  
Clearcut with abundant aspen regeneration. Phenology: vegetative only. 

B. E. Nelson, 58206.  6/4/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

199.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: from forest boundary to Mule Creek, ca 1-1.5 air mi S of County Road 3, ca 12-12.5 air mi S of Hot Sulphur Springs.  Elev. 8600 ft.
T2S R78W S7 NE1/4; also NW1/4 S8.  39.8994 N, 106.1514 W; uncertainty 0.25 mi..  
Aspen forest with scattered lodgepole pine. Phenology: fruiting. 

B. E. Nelson, 58280.  6/5/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

200.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: at the forest boundary on Forest Road 200, ca 0.5 mi N of Haystack Mountain, ca 2 air mi N of Green Mountain Reservoir, ca 11 air mi SSE of Kremmling.  Elev. 8720-9080 ft.
T1S R79W S31 SW1/4.  39.9221 N, 106.293 W; uncertainty 0.5 mi..  
North-facing slope of large draw with maple thickets and aspen woods. Phenology: fruiting. 

B. E. Nelson, 58324.  6/5/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

201.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jefferson County: Arapaho National Forest: Front Range: just S of the upper Snowshoe-Arapaho roads intersection, ca 3/4-1 mi SSW of Evergreen Mountain, ca 3 air mi SW of Evergreen; ca 12.5 air mi SW of Golden.  Elev. 8040-8400 ft.
T5S R71W S20 SW1/4.  39.6022 N, 105.3666 W; GPS Reading.  
Slopes in Douglas fir/ponderosa pine/lodgepole pine forest on granitic soil. Phenology: vegetative only. 

B. E. Nelson, 58408.  6/8/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

202.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jefferson County: Arapaho National Forest: Front Range: westside of ridge between Cub and Maxwell creeks off Black Mountain Drive, ca 5.5-6 air mi SW of Evergreen.  Elev. 8280-8480 ft.
T5S R71W S31 SE1/4; also T6S R71W S6 NE1/4.  39.5651 N, 105.3797 W; GPS Reading.  
Along moist draw in lodgepole pine forest and moist flat with aspen. Phenology: vegetative only. 

B. E. Nelson, 58449.  6/8/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

203.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range: Columbine Campground and above a tributary of Chase Gulch to the E, ca 5.5 air mi N of Idaho Springs; ca 2 1/4 mi NW of Central City.  Elev. 8800-9064 ft.
T3S R73W S3.  39.8152 N, 105.5457 W; GPS Reading.  
Open areas with scattered lodgepole pine. Phenology: fruiting. 

B. E. Nelson, 58505.  6/8/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

204.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range: along Pickle Gulch and to 0.5 mi SW of Pickle Gulch Picnic Area; ca 0.5-1 air mi E of Blackhawk Peak, ca 3 air mi NNW of Central City.  Elev. 8900-9000 ft.
T2S R73W S26 South1/2.  39.8434 N, 105.5279 W; GPS Reading.  
Open slopes with scattered ponderosa pine and aspen. Phenology: fruiting. 

B. E. Nelson, 58565.  6/9/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

205.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: Beaver Meadows and along trail  Elev. 9320-9420 ft.
T5S R73W S15 SW1/4; E 05 mi to forest boundary, ca 9 air mi S of Idaho Springs; ca 12-125 air mi W of Evergreen .  39.6137 N, 105.5564 W; GPS Reading.  
Open slopes along the trail. Phenology: fruiting. 

B. E. Nelson, 58652.  6/11/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

206.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: along Buffalo Creek, ca 1.7 air mi W of Willow Creek and Colo Hwy 125, ca 13 air mi N of Hot Sulphur Springs.  Elev. 8760-9160 ft.
T3N R78W S3 NE1/4.  40.2555 N, 106.1023 W; GPS Reading.  
Sandy semi-barren slopes with volcanic cliffs and outcrop, with scattered lodgepole pine and aspen shrubs. Phenology: vegetative only. 

B. E. Nelson, 58707.  6/12/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

207.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: along Coyote Creek just W of Colo Hwy 125, ca 0.5-1 air mi N of Bunte Reservoir; ca 7 air mi NE of Hot Sulphur Springs.  Elev. 8280-8520 ft.
T2N R77W S15 NE1/4.  40.137 N, 105.9981 W; GPS Reading.  
Aspen/mixed conifer forest. Phenology: vegetative only. 

B. E. Nelson, 58750.  6/12/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

208.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: Willow Creek just S of Colo Hwy 125, ca 9 air mi NE of Hot Sulphur Springs; ca 9 air mi NW of Granby.  Elev. 8320-8520 ft.
T3N R77W S29 NE1/4.  40.196 N, 106.0326 W; uncertainty 0.5 mi..  
Along creek and roadside. Phenology: vegetative only. 

Erin Foley, 1033.  6/20/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

209.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Fraser River by Idle Wild Campground and U.S. Hwy 40, ca 1.5 air mi NW of Winter Park; ca 3.5 air mi SE of Fraser.  Elev. 9000 ft.
T2S R75W S4 E1/2.  39.8263 N, 105.6437 W; GPS Reading.  
Along river, by road, and in spruce/lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 1082.  6/22/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

210.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: West Fork Clear Creek at Mizpah Campground, ca 12 air mi S of Fraser; ca 14 air mi WNW of Idaho Springs.  Elev. 9400-9600 ft.
T3S R75W S21 South1/2.  39.7762 N, 105.7923 W; GPS Reading.  
Along creek and in spruce forest. Phenology: vegetative only. 

Erin Foley, 1167.  6/22/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

211.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: Barbour Fork Soda Creek, ca 2.5 air mi SW of Idaho Springs; ca 30-31 air mi W of Denver.  Elev. 8480-9040 ft.
T4S R73W S10 W1/2; also South1/2 S9 and N1/2 S16.  39.7149 N, 105.5556 W; uncertainty 0.5 mi..  
On rocky open southwestern slope and roadside. Phenology: vegetative only. 

Erin Foley, 1239.  6/22/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

212.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along Keyser Creek, ca 0.5 mi W of the junction of Williams Fork and Keyser Creek, ca 12.5 air mi SSE fo Hot Sulphur Springs.  Elev. 8420-9280 ft.
T2S R78W S2 South1/2; also N1/2 S11.  39.8959 N, 106.0865 W; GPS Reading.  
Sagebrush steppe, drainage gullies, and creekside. Phenology: vegetative only. 

Erin Foley, 1323.  6/24/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

213.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Little Muddy Creek and De Koevend Lake, ca 8.5 air mi SE of Hot Sulpher Springs, ca 11 air mi SW of Granby.  Elev. 8160-8680 ft.
T1S R78W S13.  39.9665 N, 106.0746 W; GPS Reading.  
Along creek, canal, and sagebrush slopes by lake. Phenology: vegetative only. 

Erin Foley, 1512.  6/24/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

214.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: intermittent stream between North Battle Creek and South Battle Creek, ca 16.5 air mi NW of Byers Peak, ca 12.5 air mi SE of Kremmling.  Elev. 8800-10000 ft.
T1S R79W S33 NW1/2.  39.9222 N, 106.2402 W; GPS Reading.  
Along stream, on open rocky slopes, and adjacent lodgepole pine/spruce forest. Phenology: vegetative only. 

Erin Foley, 1556.  6/26/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

215.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along Kawuneeche or Forest Road 120, above Soda Creek, ca 4.5 air mi SW of Grand Lake.  Elev. 8640-8800 ft.
T3N R76W S15 E1/2.  40.2238 N, 105.8866 W; uncertainty 0.5 mi..  
Clear cut with aspen regeneration, roadside, lodgepole pine forest, and adjacent marsh. Phenology: fruiting. 

Erin Foley, 161.  6/12/2003. 		RM 
     with B. E. Nelson and Michael Foley
_________________________________________________________________________

216.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: Ute Pass, ca 16.5 air mi S of Hot Sulphur Springs, ca 9 air mi WSW of Byers Peak.  Elev. 9360-9800 ft.
T2S R78W S34.  39.8244 N, 106.1058 W; uncertainty 0.5 mi..  
Along small streams and adjacent spruce/lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 1660.  6/26/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

217.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along County Road 41, ca 2 mi W of U.S. Hwy 34, ca 4-4.5 air mi NNW of Granby.  Elev. 8640-8860 ft.
T3N R76W S32 N1/2; also South1/2 S29.  40.1822 N, 105.9294 W; GPS Reading.  
Lodgepole pine forest with scattered aspen. Phenology: fruiting. 

Erin Foley, 167.  6/14/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

218.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: along Clear Creek ("Bard Creek") off I-70, ca 6 mi W of Georgetown; ca 17.5 air mi S of Fraser.  Elev. 10000 ft.
T4S R75W S18 South1/2; also N1/2 S19.  39.6954 N, 105.8273 W; GPS Reading.  
Along creek. Phenology: fruiting. 

Erin Foley, 1812.  6/27/2003. 		RM 
_________________________________________________________________________

219.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: between Clear Lake and Lower Cabin Creek Reservoir on west side of County Road 381.  Elev. 9980-10400 ft.
T4S R74W S31 NE1/4; also NW1/4 S32.  39.6661 N, 105.7048 W; uncertainty 0.5 mi..  
Along small stream, in adjacent spruce/lodgepole pine forest, and on roadside. Phenology: vegetative only. 

Erin Foley, 1893.  6/27/2003. 		RM 
_________________________________________________________________________

220.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Vasquez Creek, ca 3 air mi SSE of Fraser, ca 6.5 air mi NNW of Berthoud Pass.  Elev. 9000 ft.
T2S R75W S5 N1/2.  39.9015 N, 105.8046 W; uncertainty 0.5 mi..  
Along creek, in spruce forest, and roadside. Phenology: vegetative only. 

Erin Foley, 2137.  7/10/2003. 		RM 
_________________________________________________________________________

221.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along secondary Forest Road 128, ca 4-4.5 air mi ESE of Fraser; ca 3-3.5 mi NE of Winter Park.  Elev. 9300 ft.
T1S R75W S26 W1/2.  39.9291 N, 105.7536 W; GPS Reading.  
Lodgepole pine forest and roadside. Phenology: vegetative only. 

Erin Foley, 2165.  7/10/2003. 		RM 
_________________________________________________________________________

222.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: ca 1.5 mi S of the junction of secondary Forest Road 141 and secondary Forest Road 138, ca 0.3 mi W of secondary Forest Road 138 on tributary of Williams Fork.  Elev. 8800 ft.
T3S R77W S6 SE1/4.  39.8139 N, 106.0507 W; GPS Reading.  
Along stream and in open wet meadow. Phenology: vegetative only. 

Erin Foley, 2209.  7/12/2003. 		RM 
_________________________________________________________________________

223.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: along Williams Fork just S of Sugarloaf Campground, ca 6-6.5 air mi SW of Byers Peak, ca 20 air mi SSE of Hot Sulphur Springs.  Elev. 9000 ft.
T3S R77W S16.  39.7868 N, 106.0197 W; uncertainty 0.5 mi..  
Along the river and in spruce/lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 2261.  7/12/2003. 		RM 
     with Shannon Terry
_________________________________________________________________________

224.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: ca 1 air mi S of Hankison Reservoir, ca 5.5 air mi E of Granby.  Elev. 8720-9040 ft.
T2N R75W S31 SW1/4.  40.0881 N, 105.8815 W; uncertainty 0.5 mi..  
Lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 244.  6/14/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

225.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: ca 3 mi N of Empire on North Main (County Road 251/253); ca 8 air mi SE of Winter Park.  Elev. 10200 ft.
T3S R74W S16.  39.7814 N, 105.6759 W; GPS Reading.  
Limber pine/lodgpole pine/spruce forest and open aspen areas. Phenology: vegetative only. 

Erin Foley, 2458.  7/15/2003. 		RM 
_________________________________________________________________________

226.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: intermittent stream between Henderson Tunnel and Williams Fork, ca 6 air mi SW of Byers Peak, ca 13.5 air mi SW of Winter Park.  Elev. 9000-10140 ft.
T3S R77W S15 W1/2.  39.7838 N, 105.9991 W; uncertainty 0.5 mi..  
Along stream and river in spruce/lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 2561.  7/17/2003. 		RM 
_________________________________________________________________________

227.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: South Fork Williams Fork, ca 7.5 air mi SW of Byers Peak, ca 20 air mi SSE of Hot Sulphur Springs.  Elev. 9200 ft.
T3S R77W S20 SW1/4.  39.7726 N, 106.0379 W; GPS Reading.  
Along intermittent stream. Phenology: vegetative only. 

Erin Foley, 2688.  7/17/2003. 		RM 
_________________________________________________________________________

228.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: County Road 3, ca 0.5 mi W of Lost Creek, ca 11 air mi SW of Hot Sulphur Springs.  Elev. 8400 ft.
T1S R78W S32.  39.9247 N, 106.1312 W; GPS Reading.  
Roadside and in spruce/lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 2799.  7/18/2003. 		RM 
_________________________________________________________________________

229.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Meadow Creek Road, ca 28 air mi W of Boulder; ca 5.5 air mi N of Fraser.  Elev. 9000 ft.
T1N R75W S29 NE1/4.  40.0224 N, 105.8071 W; GPS Reading.  
Open aspen/lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 2909.  7/19/2003. 		RM 
_________________________________________________________________________

230.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along Meadow Creek, ca 0.3 mi NE of the junction between County roads 84 and 841, ca 4 mi N of Fraser.  Elev. 8440-8840 ft.
T1N R75W S32 W1/2.  40.0035 N, 105.8251 W; GPS Reading.  
Along creek and roadside. Phenology: vegetative only. 

Erin Foley, 291.  6/14/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

231.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Meadow Creek Road, ca 28 air mi W of Boulder; ca 5.5 air mi N of Fraser.  Elev. 9000 ft.
T1N R75W S29 NE1/4.  40.0224 N, 105.8071 W; GPS Reading.  
Open aspen/lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 2937.  7/19/2003. 		RM 
_________________________________________________________________________

232.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: Williams Fork, ca 13 air mi SE of Hot Sulphur Springs; ca 12.5 air mi WSW of Fraser.  Elev. 8800 ft.
T2S R77W S6 SE1/4.  39.8452 N, 106.0661 W; GPS Reading.  
Along the river and roadside. Phenology: vegetative only. 

Erin Foley, 2973.  7/20/2003. 		RM 
_________________________________________________________________________

233.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: S of Lake Granby along Doe Creek, ca 6.5 air mi ENE of Granby; ca 15.5 air mi NNW of Fraser.  Elev. 8480-8760 ft.
T2N R75W S19.  40.1098 N, 105.8289 W; GPS Reading.  
Along creek and in open meadow. Phenology: vegetative only. 

Erin Foley, 3091.  7/21/2003. 		RM 
_________________________________________________________________________

234.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Boulder County: Roosevelt National Forest: Front Range: Indian Peaks Wilderness: Saint Vrain Mountain Trail, ca 18 air mi NW of Boulder; ca 7 air mi NW of Ward.  Elev. 9600-11100 ft.
T2N R73W S3; also SW1/4 S4.  40.1695 N, 105.5588 W; uncertainty 1 mi..  
Lodgepole pine/spruce forest, subalpine, and streamside. Phenology: vegetative only. 

Erin Foley, 3252.  7/23/2003. 		RM 
_________________________________________________________________________

235.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Boulder County: Roosevelt National Forest: Front Range: Indian Peaks Wilderness: Rainbow Lakes, ca 3.5-4 air mi NW of Nederland; ca 12.5 air mi NE of Fraser.  Elev. 10200 ft.
T1N R73W S33 NW1/4; also NE1/4 S32.  40.0132 N, 105.5828 W; GPS Reading.  
Lakeside and moist spruce/lodgepole pine/fir forest. Phenology: vegetative only. 

Erin Foley, 3328.  7/23/2003. 		RM 
_________________________________________________________________________

236.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: St. Louis Campground along St. Louis Creek, ca 3 air mi SW of Fraser.  Elev. 8800 ft.
T1S R76W S26 South1/2; also N1/2 S35.  39.9262 N, 105.8589 W; GPS Reading.  
Along road and lodgepole pine forest adjacent to campground. Phenology: vegetative only. 

Erin Foley, 342.  6/14/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

237.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range: Elk Park, ca 1.5 mi W of Apex near Nugget, ca 6.5 air mi NW of Central City; ca 13 air mi ESE of Fraser.  Elev. 10400 ft.
T2S R73W S19 NE1/4.  39.8665 N, 105.5964 W; GPS Reading.  
Wet meadow with Salix and adjacent aspen/limber pine hills. Phenology: vegetative only. 

Erin Foley, 3512.  7/24/2003. 		RM 
_________________________________________________________________________

238.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: ca 0.5 mi NW of Empire on secondary Forest Road 261; ca 8.5 air mi SW of Winter Park.  Elev. 9400 ft.
T3S R74W S20 SW1/4.  39.7709 N, 105.6888 W; GPS Reading.  
Mixed coniferous forest and roadside. Phenology: vegetative only. 

Erin Foley, 3777.  7/28/2003. 		RM 
     with B. E. Nelson
_________________________________________________________________________

239.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Indian Peaks Wilderness: Cascade Creek Trail, ca 1 mi SW of the junction of Buchanan Pass and Cascade Creek trails.  Elev. 9500-10800 ft.
T2N R74W S28.  40.1011 N, 105.6801 W; GPS Reading.  
Regenerating granite slope and moist drainages. Phenology: vegetative only. 

Erin Foley, 3893.  7/31/2003. 		RM 
_________________________________________________________________________

240.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Indian Peaks Wilderness: Cascade Creek Trail, along Buchanan Creek, ca 1 mi E of Monarch Lake.  Elev. 8800 ft.
T2N R74W S29 N1/2.  40.1105 N, 105.7066 W; GPS Reading.  
Dry slopes. Phenology: vegetative only. 

Erin Foley, 3990.  7/31/2003. 		RM 
_________________________________________________________________________

241.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: E of Colo Hwy 103, ca 0.5 air mi N of Chicago Forks Campground, ca 6 air mi SW of Idaho Springs.  Elev. 9000 ft.
T4S R74W S24 NE1/4.  39.6907 N, 105.6141 W; GPS Reading.  
Dry slope. Phenology: vegetative only. 

Erin Foley, 4031.  8/2/2003. 		RM 
_________________________________________________________________________

242.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along Kinney Creek, ca 5.5 air mi N of Hot Sulphur Springs.  Elev. 9080-9600 ft.
T2N R78W S11 SW1/4; also SE1/4 S10.  40.1453 N, 106.1122 W; GPS Reading.  
Lodgepole pine/spruce forest; along creek. Phenology: vegetative only. 

Erin Foley, 417.  6/16/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

243.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Vasquez Road, ca 5.5 air mi S of Fraser, along Vasquez Creek.  Elev. 9400-9600 ft.
T2S R75W S19 N1/2.  39.8687 N, 105.8204 W; GPS Reading.  
Along creek and in adjacent mixed coniferous forest. Phenology: vegetative only. 

Erin Foley, 4309.  8/5/2003. 		RM 
     with James, Margaret, and Alex Foley
_________________________________________________________________________

244.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: ca 1 mi SW of Devils Canyon, ca 7.5 air mi SE of Empire; ca 5 air mi SW of Idaho Springs.  Elev. 10400 ft.
T4S R73W S19 E1/2; also W1/2 S20.  39.6877 N, 105.596 W; GPS Reading.  
Open hills dominant with Artemisia spp. Phenology: vegetative only. 

Erin Foley, 4446.  8/7/2003. 		RM 
_________________________________________________________________________

245.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range, ca 4 air mi WNW of Central City; ca 6.5 air mi NE of Empire, between Sheridan Hill and Mount Pisgah.  Elev. 9200-9600 ft.
T3S R73W S5 W1/2.  39.8122 N, 105.5888 W; GPS Reading.  
Dry, regenerating, Artemisia slope with scattered mixed conifers. Phenology: vegetative only. 

Erin Foley, 4566.  8/10/2003. 		RM 
_________________________________________________________________________

246.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gilpin County: Arapaho National Forest: Front Range, tributary of North Clear Creek, ca 4 air mi WNW of Central City; ca 6.5 air mi NE of Empire.  Elev. 9800 ft.
T3S R73W S5 N1/2.  39.822 N, 105.585 W; GPS Reading.  
Along small stream through spruce forest and cleared meadows. Phenology: vegetative only. 

Erin Foley, 4656.  8/10/2003. 		RM 
_________________________________________________________________________

247.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Jim Creek, ca 2-2.5 air mi SE of Winter Park, ca 5 air mi NE of Berthoud Pass.  Elev. 9500 ft.
T2S R75W S13 NW1/4.  39.8797 N, 105.739 W; GPS Reading.  
Along creek. Phenology: vegetative only. 

Erin Foley, 4761.  8/12/2003. 		RM 
     with Alex Foley
_________________________________________________________________________

248.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: Skylark Creek, ca 1.5 mi W of Mule Creek, ca 13.5 air mi SSW of Hot Sulphur Springs.  Elev. 8880-9600 ft.
T2S R79W S11 E1/2; also W1/2 S12.  39.885 N, 106.186 W; GPS Reading.  
Along creek. Phenology: vegetative only. 

Erin Foley, 4920.  8/14/2003. 		RM 
_________________________________________________________________________

249.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: South Fork Road, ca 1 mi WSW of Old Baldy, ca 21.5 air mi SSE of Hot Sulphur Springs.  Elev. 9200-9600 ft.
T3S R77W S29.  39.7525 N, 106.0353 W; GPS Reading.  
Along steep mountain stream and roadside. Phenology: vegetative only. 

Erin Foley, 5024.  8/14/2003. 		RM 
_________________________________________________________________________

250.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along Beaver Creek at the junction of Spring and Beaver creeks.  Elev. 8120-8640 ft.
T1N R78W S23 South1/2; also N1/2 S26.  40.0301 N, 106.0092 W; GPS Reading.  
Along stream and adjacent banks. Phenology: vegetative only. 

Erin Foley, 509.  6/16/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

251.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Rabbit Ears Range: along Cabin Creek, ca 0.5 mi SW of Willow Creek and Colo. Hwy 125, ca 9.5 mi NNE of Hot Sulphur Springs.  Elev. 8440-8600 ft.
T3N R77W S19 N1/2.  40.2105 N, 106.0563 W; GPS Reading.  
Along road and steep rocky slopes of volcanic origin. Phenology: fruiting. 

Erin Foley, 51.  6/12/2003. 		RM 
     with B. E. Nelson and Michael Foley
_________________________________________________________________________

252.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: Buffalo Creek, ca 15.5 air mi NW of Granby; ca 15 air mi NE of Parshall.  Elev. 8880 ft.
T4N R78W S34 SW1/4.  40.262 N, 106.1141 W; GPS Reading.  
Along small intermittent stream adjacent to sagebrush slope. Phenology: vegetative only. 

Erin Foley, 5227.  8/16/2003. 		RM 
_________________________________________________________________________

253.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: Arapaho National Forest: Front Range: just S of Brook Forest where Clear Creek, Jefferson, and Park County lines meet, ca 6 air mi NW of Conifer.  Elev. 9000 ft.
T6S R72W S1 NE1/4.  39.5632 N, 105.4021 W; uncertainty 0.5 mi..  
Lodgepole pine forest with scattered spruce and intermittent stream. Phenology: vegetative only. 

Erin Foley, 5286.  8/18/2003. 		RM 
_________________________________________________________________________

254.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: Mount Evans Wilderness Trail: Lost Creek, ca 9.5 air mi S of Idaho Springs.  Elev. 8800-9080 ft.
T5S R73W S23.  39.6033 N, 105.5219 W; GPS Reading.  
Along creek. Phenology: vegetative only. 

Erin Foley, 5336.  8/18/2003. 		RM 
_________________________________________________________________________

255.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: Squaw Pass, ca 4.5 air mi SE of Idaho Springs; ca 14 air mi WSW of Golden.  Elev. 9700-10000 ft.
T4S R72W S20 SW1/4.  39.6807 N, 105.4729 W; GPS Reading.  
Mixed coniferous hillside. Phenology: vegetative only. 

Erin Foley, 5405.  8/18/2003. 		RM 
_________________________________________________________________________

256.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: just E of Warren Gulch, ca 1.5 air mi SE of Idaho Springs; ca 12 air mi NW of Evergreen.  Elev. 8700-9040 ft.
T4S R73W S12 South1/2.  39.7144 N, 105.5065 W; GPS Reading.  
Mixed coniferous steep rocky slope. 

Erin Foley, 5441.  8/18/2003. 		RM 
_________________________________________________________________________

257.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Williams Fork Mountains: South Fork Williams Fork Trail, ca 24 air mi SSE of Hot Sulphur Springs; ca 9.5 air mi NW of Loveland Pass.  Elev. 9800 ft.
T4S R77W S4; also S9.  39.7129 N, 106.0077 W; GPS Reading.  
Along river and adjacent spruce/fir forest. Phenology: vegetative only. 

Erin Foley, 5496.  8/19/2003. 		RM 
_________________________________________________________________________

258.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: North Fork Cabin Creek along Cabin Creek Road, ca 3 mi W of Colo Hwy 125, ca 9 air mi N of Hot Sulphur Springs.  Elev. 8500 ft.
T3N R78W S23 South1/2; also N1/2 S26.  40.2021 N, 106.0912 W; GPS Reading.  
Along creek and roadside. Phenology: vegetative only. 

Erin Foley, 5593.  8/26/2003. 		RM 
_________________________________________________________________________

259.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: 0.5 mi S of Willow Creek Pass along Pass Creek, ca 28.5 air mi SE of Walden.  Elev. 9500-9700 ft.
T4N R78W S2.  40.3444 N, 106.0963 W; GPS Reading.  
Along creek and in adjacent meadow and lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 5635.  8/30/2003. 		RM 
_________________________________________________________________________

260.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Kawuneeche Valley between Baker and Bowen gulches, ca 0.6 mi W of U.S. Hwy 34, ca 7-7.5 air mi NW of Grand Lake.  Elev. 8800-9800 ft.
T5N R76W S35 E1/2.  40.3451 N, 105.8819 W; GPS Reading.  
Spruce/lodgepole pine forest in clearings and along spring/snowmelt drainage. Phenology: vegetative only. 

Erin Foley, 654.  6/18/2003. 		RM 
_________________________________________________________________________

261.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: ca 2 air mi W of YMCA Snow Mountain Ranch (located on County Road 53), ca 7.5-8 air mi SSW of Granby.  Elev. 9440-9680 ft.
T1S R77W S11 NE1/4.  39.9744 N, 105.9725 W; GPS Reading.  
Lodgepole/spruce forest, adjacent meadow and rocky peaks. Phenology: vegetative only. 

Erin Foley, 739.  6/18/2003. 		RM 
_________________________________________________________________________

262.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along the Colorado River just S of Shadow Mountain Lake, ca 9.5 air mi NE of Granby; ca 4 air mi SSW of Grand Lake.  Elev. 8320-8720 ft.
T3N R75W S19 South1/2; also N1/2 S30.  40.199 N, 105.8331 W; uncertainty 0.5 mi..  
Along rivers and tributaries, adjacent sagebrush flats, and lodgepole pine slopes. Phenology: vegetative only. 

Erin Foley, 807.  6/19/2003. 		RM 
_________________________________________________________________________

263.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: along Trail Creek, ca 0.5 SW of Apiatan Mountain, ca 10.5 air mi NNW of Granby.  Elev. 9440-9800 ft.
T3N R76W S7 N1/2.  40.2416 N, 105.9505 W; GPS Reading.  
Along creek, wet drainages and adjacent lodgepole pine/spruce forest. Phenology: vegetative only. 

Erin Foley, 883.  6/20/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

264.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Arapaho Bay of Lake Granby, along Roaring Fork Creek, ca 9 air mi SE of Grand Lake.  Elev. 8320-8600 ft.
T2N R75W S14 SW1/4.  40.1295 N, 105.7642 W; GPS Reading.  
Along creek and falls. Phenology: vegetative only. 

Erin Foley, 898.  6/20/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

265.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Ranch Creek, ca 3.5 mi E of Fraser.  Elev. 9600 ft.
T1S R75W S23 South1/2.  39.9439 N, 105.7535 W; GPS Reading.  
Along creek and in lodgepole pine/spruce forest. Phenology: vegetative only. 

Erin Foley, 961.  6/20/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

266.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jefferson County: Arapaho National Forest: Front Range: 3 1/4 air mi WSW of Marshdale, trail to Maxwell Creek Falls.  Elev. 7800-8000 ft.
T5S R71W S32 NW1/4.  39 34.961' N, 105 21.645' W; GPS Reading.  
Wooded area above creek with Douglas fir and other conifers. Phenology: flowering. 

Ronald L. Hartman, 77053.  5/2/2003. 		RM 
     with Erin Foley
_________________________________________________________________________

267.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: from Willow Creek Pass to 1 air mi W of Summit of Radial Mountain.  Elev. 9500-10693 ft.
T4N R78W S2 NE1/4 of NE1/4; also T5N R77W S31 SE1/4 of SE1/4.  40 21.407' N, 106 3.87' W; GPS Reading.  
Coniferous forest with igneous dike and opening at top. Phenology: vegetative only. 

Ronald L. Hartman, 77886.  7/8/2003. 		RM 
     with Jakota S. Hartman
_________________________________________________________________________

268.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: off BLM Road 2757, ca 1 air mi E of County Road 2 and ca 1/3 mi N of Sulphur Springs, ca 7.5 air mi NE of Kremmling.  Elev. 7750-8000 ft.
T2N R79W S29 SE1/4.  40.1055 N, 106.2616 W; GPS Reading.  
Deep stony draw and adjacent bushy slope. Phenology: vegetative only. 

B. E. Nelson, 61162.  6/7/2004. 		RM 
_________________________________________________________________________

269.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: above County Road 2, ca 0.5 mi S of Gunsight Pass and ca 1 air mi W of Troublesome Creek, ca 10 air mi N of Kremmling.  Elev. 8400-8520 ft.
T3N R80W S27 NE1/4.  40.2019 N, 106.3328 W; GPS Reading.  
Aspen groves and adjacent meadows. Phenology: vegetative only. 

B. E. Nelson, 61190.  6/7/2004. 		RM 
_________________________________________________________________________

270.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: E of County Road 3, ca 2 air mi S of Parshall and ca 2 air mi E of Williams Fork Reservoir, ca 4.5 air mi SW of Hot Sulphur Springs.  Elev. 7680-7920 ft.
T1N R78W S19 SE1/4.  40.0347 N, 106.1779 W to 40.0302 N, 106.1685 W; GPS Reading.  
Aspen groves. Phenology: vegetative only. 

B. E. Nelson, 61255.  6/30/2004. 		RM 
     with Daniel Mullendore
_________________________________________________________________________

271.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Rabbit Ears Range: along First Creek off County Road 21, ca 1.5 air mi S of Grouse Mountain, ca 4.5 air mi N of Parshall; ca 5 air mi NW of Hot Sulphur Springs.  Elev. 9080-9300 ft.
T2N R78W S19.  40.1239 N, 106.1723 W to 40.1228 N, 106.1695 W; GPS Reading.  
Open aspen/lodgepole pine forest with lush understory. Phenology: vegetative only. 

B. E. Nelson, 61333.  6/30/2004. 		RM 
     with Daniel Mullendore
_________________________________________________________________________

272.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Gore Range: ca 7 air mi WNW of Kremmling and ca 10 air mi NNE of Radium.  Elev. 9800 ft.
T2N R81W S31 SW1/4.  40.0884 N, 106.5197 W; GPS Reading.  
Coniferous ridgetop. Phenology: vegetative only. 

Erin Foley, 10069.  7/16/2004. 		RM 
_________________________________________________________________________

273.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Indian Peaks Wilderness: Front Range: Roaring Fork SW of Hiamovi Mountain, ca 9 air mi SE of Grand Lake and ca 13 air mi ENE of Granby.  Elev. 10200-11900 ft.
T2N R74W S7 N1/2; also N1/2 S8, S1/2 S6, S1/2 S5.  40.1538 N, 105.7286 W to 40.1556 N, 105.7026 W; GPS Reading.  
Along fork. Phenology: vegetative only. 

Erin Foley, 10282.  7/18/2004. 		RM 
_________________________________________________________________________

274.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Gore Range: Red Dirt Reservoir, ca 14.5 air mi NW of Kremmling and ca 16 air mi NE of Toponas.  Elev. 9050-9080 ft.
T3N R82W S27 NW1/4; also SW1/4 S22.  40.1958 N, 106.5705 W to 40.2023 N, 106.5763 W; GPS Reading.  
Sagebrush slope into receding reservoir. Phenology: vegetative only. 

Erin Foley, 10491.  7/20/2004. 		RM 
_________________________________________________________________________

275.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Junction Butte, ca 2.5 air mi SE of Kremmling and ca 11 air mi NNW of Heeney.  Elev. 8400-8600 ft.
T1N R80W S28 NE1/4.  40.0281 N, 106.357 W; GPS Reading.  
Douglas fir slope. Phenology: vegetative only. 

Erin Foley, 10681.  8/2/2004. 		RM 
_________________________________________________________________________

276.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: Bard Creek to Engelmann Peak, ca 5 air mi NW of Georgetown and 4.5 air mi WSW of Empire.  Elev. 10360-13362 ft.
T4S R75W S2 N1/2; N1/2 S3, NE1/4 S4 and T3S R75W S32 E1/2, W1/2 S33.  39.7361 N, 105.7482 W to 39.7457 N, 105.8004 W; GPS Reading.  
South-facing slope with intermittent stream. Phenology: vegetative only. 

Erin Foley, 10959.  8/6/2004. 		RM 
_________________________________________________________________________

277.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: along Trail Creek into junction with Willow Creek at Colo Hwy 125, ca 14.5 air mi N of Hot Sulphur Springs and 15.5 air mi NW of Granby.  Elev. 8700-8920 ft.
T4N R78W S26.  40.2788 N, 106.0862 W to 40.2833 N, 106.0998 W; GPS Reading.  
Sagebrush slope adjacent to creek. Phenology: vegetative only. 

Erin Foley, 11231.  8/9/2004. 		RM 
_________________________________________________________________________

278.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Vasquez Peak Wilderness: Vasquez Mountains: unnamed stream and junction with Vasquez Creek, ca 5 air mi SW of Winter Park and ca 7.5 air mi SSW of Fraser.  Elev. 9600-10900 ft.
T2S R76W S36; also R75W S30 S1/2 and N1/2 S31.  39.8463 N, 105.8237 W to 39.8305 N, 105.8447 W; GPS Reading.  
Along intermittent stream adjacent to non-motorized road. Phenology: vegetative only. 

Erin Foley, 11513.  8/12/2004. 		RM 
_________________________________________________________________________

279.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Gore Range: off BLM Road 2750 near Dice Hill and Sheephorn Mountain, ca 5.5 air mi E of Radium and ca 9.5 air mi NW of Heeney.  Elev. 9120-9600 ft.
T1S R81W S27; also E1/2 S28.  39.9474 N, 106.4393 W to 39.947 N, 106.455 W; GPS Reading.  
Spruce/lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 11946.  8/21/2004. 		RM 
_________________________________________________________________________

280.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: ca 7 air mi ENE of Kremmling between Troublesome Creek and Sulphur Gulch, off County Road 2.  Elev. 7500 ft.
T2N R79W S32.  40.0918 N, 106.2764 W; GPS Reading.  
Loose sedimentary hills with surfacial mineral deposits. Phenology: vegetative only. 

Erin Foley, 5986.  5/22/2004. 		RM 
_________________________________________________________________________

281.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Gore Range: ca 3 air mi ENE of Radium and ca 3 air mi W of Sheep Mountain.  Elev. 7400 ft.
T1S R81W S19 SW1/4.  39.9597 N, 106.4982 W; GPS Reading.  
Along intermittent stream. Phenology: vegetative only. 

Erin Foley, 6063.  5/22/2004. 		RM 
_________________________________________________________________________

282.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Mount Hurd, ca 8 air mi SE of Granby and ca 1 air mi NE of Tabernash.  Elev. 8400-8840 ft.
T1N R75W S31 S1/2.  39.9997 N, 105.833 W; GPS Reading.  
Along rock outcrops. Phenology: vegetative only. 

Erin Foley, 6162.  5/25/2004. 		RM 
_________________________________________________________________________

283.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Williams Fork Mountains: N of Mule Creek along County Road 3, ca 5 air mi SE of Williams Fork Reservoir.  Elev. 8650 ft.
T1S R78W S32.  39.9157 N, 106.1413 W; GPS Reading.  
Along dry intermittent stream. Phenology: vegetative only. 

Erin Foley, 6188.  5/25/2004. 		RM 
_________________________________________________________________________

284.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Junction Butte area, ca 4 air mi SE of Kremmling and ca 8 air mi WSW of Parshall, 1 air mi N of Moore Reservoir.  Elev. 7600-8040 ft.
T1N R80W S26.  40.0238 N, 106.3272 W to 40.0194 N, 106.3206 W; GPS Reading.  
Moist north-facing sagebrush slope. Phenology: vegetative only. 

Erin Foley, 6219.  5/25/2004. 		RM 
_________________________________________________________________________

285.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Williams Fork Mountains: ca 10 air mi SE of Kremmling and ca 24 air mi NW of Silverthorne, ca 2 mi E of Colo Hwy 9 off County Road 381.  Elev. 8060-8300 ft.
T1S R80W S36 W1/2.  39.9171 N, 106.3057 W to 39.9229 N, 106.3069 W; GPS Reading.  
Along stream. Phenology: vegetative only. 

Erin Foley, 6304.  5/28/2004. 		RM 
_________________________________________________________________________

286.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: ca 7.5 air mi NW of Hot Sulphur Springs and ca 10 air mi NE of Kremmling, just SE of Black Mountain.  Elev. 9440-9560 ft.
T2N R79W S15 SW1/4.  40.1317 N, 106.225 W; GPS Reading.  
Southeast-facing moist slope with scattered Douglas fir. Phenology: vegetative only. 

Erin Foley, 6398.  5/30/2004. 		RM 
_________________________________________________________________________

287.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: ca 6.5 air mi NW of Granby and ca 7.5 air mi NE of Hot Sulphur Springs, just E of Smith Creek.  Elev. 8500-9300 ft.
T2N R77W S10 S1/2; also N1/2 S15.  40.1496 N, 105.9995 W; GPS Reading.  
Coniferous forest/sagebrush slope transition. Phenology: vegetative only. 

Erin Foley, 6467.  5/30/2004. 		RM 
_________________________________________________________________________

288.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: ca 6 air mi SE of Granby and 4.5 air mi NNW of Fraser, 1 mi S of Behler Creek.  Elev. 8500-9200 ft.
T1N R76W S24.  40.0381 N, 105.8362 W to 40.0305 N, 105.8545 W; GPS Reading.  
Lodgepole pine forest with opening adjacent to stream. Phenology: vegetative only. 

Erin Foley, 6561.  6/1/2004. 		RM 
_________________________________________________________________________

289.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: BLM land adjacent to Hot Sulphur Springs State Wildlife Area: ca 1.5 air mi SSW of Hot Sulphur Springs.  Elev. 7750-8100 ft.
T1N R78W S15 SE1/4.  40.0432 N, 106.1189 W to 40.0429 N, 106.1105 W; GPS Reading.  
Along stream and adjacent banks. Phenology: vegetative only. 

Erin Foley, 6656.  6/1/2004. 		RM 
_________________________________________________________________________

290.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Williams Fork Mountains: Lawson Ridge, ca 6 air mi SE of Kremmling and ca 7 air mi NNW of Green Mountain Reservoir.  Elev. 7770-8800 ft.
T1S R80W S3; also N1/2 S10.  40.0002 N, 106.3406 W to 39.9821 N, 106.3379 W; GPS Reading.  
North-facing sagebrush slope. Phenology: vegetative only. 

Erin Foley, 6931.  6/5/2004. 		RM 
_________________________________________________________________________

291.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: ca 2 air mi NW of Hot Sulphur Springs and ca 3.5 air mi NE of Parshall.  Elev. 9000 ft.
T2N R78W S33 S1/2.  40.0847 N, 106.1391 W; GPS Reading.  
Lodgepole pine with scattered aspen. Phenology: vegetative only. 

Erin Foley, 7004.  6/5/2004. 		RM 
_________________________________________________________________________

292.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Little Wolford Mountain, ca 6 air mi NNE of Kremmling and ca 11.5 air mi NW of Parshall.  Elev. 7940-8800 ft.
T2N R80W S16 S1/2; also SW1/4 S15.  40.135 N, 106.3496 W to 40.1333 N, 106.3675 W; GPS Reading.  
Douglas fir slope. Phenology: vegetative only. 

Erin Foley, 7099.  6/8/2004. 		RM 
_________________________________________________________________________

293.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Middle Park: Beaver Creek, ca 3.5 air mi S of Hot Sulphur Springs along Beaver Creek Road.  Elev. 8100-8300 ft.
T1N R78W S26 NW1/4.  40.029 N, 106.0991 W to 40.0239 N, 106.1033 W; GPS Reading.  
Moist aspen slope. Phenology: vegetative only. 

Erin Foley, 7254.  6/10/2004. 		RM 
_________________________________________________________________________

294.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: just S of Hot Sulphur Springs State Wildlife Area and just N of Little Muddy, ca 3.5 air mi SSW of Hot Sulphur Springs and 11 air mi SW of Granby.  Elev. 8000-8450 ft.
T1N R78W S27 E1/2.  40.0218 N, 106.1089 W to 40.0223 N, 106.114 W; GPS Reading.  
Moist aspen grove. Phenology: vegetative only. 

Erin Foley, 7307.  6/10/2004. 		RM 
_________________________________________________________________________

295.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Rabbit Ears Range: The Gunsight, 0.5 mi W of Gunsight Pass, ca 11.5 air mi NNE of Kremmling and 14.5 air mi NW of Hot Sulphur Springs.  Elev. 8080-8260 ft.
T3N R80W S22 W1/2; also E1/2 S21.  40.2123 N, 106.349 W; GPS Reading.  
Along intermittent stream. Phenology: vegetative only. 

Erin Foley, 7469.  6/12/2004. 		RM 
     with Tony Sloan
_________________________________________________________________________

296.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: ca 10.5 air mi NNE of Kremmling and ca 6 mi NNE of Wolford Mountain.  Elev. 7840-8040 ft.
T3N R80W S29 SE1/4; also SW1/4 S28; NE1/4 S32; NW1/4 S33.  40.1893 N, 106.3715 W; GPS Reading.  
North-facing aspen slope adjacent to Douglas fir slope. Phenology: vegetative only. 

Erin Foley, 7556.  6/12/2004. 		RM 
     with Tony Sloan
_________________________________________________________________________

297.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Vasquez Mountains: Blue Ridge: Pole Creek near Sheep Mountain, ca 9 air mi S of Granby, ca 6 air mi WNW of Fraser.  Elev. 8860-9800 ft.
T1S R76W S18; also S1/2 S7.  39.9721 N, 105.9379 W; GPS Reading.  
Aspen meadow. Phenology: vegetative only. 

Erin Foley, 7713.  6/14/2004. 		RM 
_________________________________________________________________________

298.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: ca 3.5 air mi ESE of Hot Sulphur Springs and 6 air mi WSW of Granby.  Elev. 8400-8800 ft.
T1N R77W S8.  40.0635 N, 106.0413 W; GPS Reading.  
Steep rocky southwest-facing sagebrush slope. Phenology: vegetative only. 

Erin Foley, 7867.  6/17/2004. 		RM 
_________________________________________________________________________

299.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Bard Creek, ca 1.5 air mi SW of Empire and ca 2.5 air mi NW of Georgetown.  Elev. 7900-8040 ft.
T3S R74W S31 E1/2.  39.743 N, 105.7075 W; GPS Reading.  
Along creek. Phenology: vegetative only. 

Erin Foley, 8020.  6/19/2004. 		RM 
_________________________________________________________________________

300.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Rabbit Ears Range: Muddy Creek, ca 4 air mi SE of Whiteley Peak and ca 12.5 air mi NW of Wolford Mountain.  Elev. 7720-7920 ft.
T4N R81W S34 W1/2.  40.267 N, 106.4541 W; GPS Reading.  
Narrow, protected north-facing aspen slope. Phenology: vegetative only. 

Erin Foley, 8077.  6/21/2004. 		RM 
_________________________________________________________________________

301.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: ca 2 air mi W of Wolford Mountain and ca 4 air mi NW of Kremmling.  Elev. 7720-8060 ft.
T2N R81W S26.  40.1073 N, 106.4385 W to 40.1126 N, 106.4313 W; GPS Reading.  
Aspen slope adjacent to sagebrush. Phenology: vegetative only. 

Erin Foley, 8183.  6/21/2004. 		RM 
_________________________________________________________________________

302.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Ute Bill Creek, ca 3.5 air mi NW of Hot Sulphur Springs and ca 5 air mi NE of Parshall.  Elev. 9080-9600 ft.
T2N R78W S21 N1/2.  40.1279 N, 106.1355 W; GPS Reading.  
Coniferous forest with scattered aspen. Phenology: vegetative only. 

Erin Foley, 8379.  6/26/2004. 		RM 
_________________________________________________________________________

303.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Corral Creek, ca 1.5 air mi NNW of Parshall and ca 4 air mi W of Hot Sulphur Springs.  Elev. 9160-9440 ft.
T1N R78W S6 W1/2; also T1N R79W S1 E1/2.  40.0777 N, 106.1858 W to 40.0803 N, 106.1759 W; GPS Reading.  
Sagebrush along intermittent stream with Populus tremuloides. Phenology: vegetative only. 

Erin Foley, 8512.  6/26/2004. 		RM 
_________________________________________________________________________

304.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Recreation Area: Lake Granby just N of Stillwater Campground, ca 7 air mi NE of Granby and ca 6 air mi SW of Grand Lake.  Elev. 8280 ft.
T3N R76W S34 NE1/4; also NW1/4 S35, SE1/4 S27; also SW1/4 S26.  40.1841 N, 105.8826 W; GPS Reading.  
Abundant along receding lake edge. Phenology: vegetative only. 

Erin Foley, 8631.  6/28/2004. 		RM 
_________________________________________________________________________

305.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Recreation Area: Willow Creek Reservoir, ca 4 air mi NW of Granby and ca 11 air mi SW of Grand Lake.  Elev. 8200 ft.
T2N R77W S12 SE1/4.  40.1446 N, 105.9565 W; GPS Reading.  
Moist aspen stand. Phenology: vegetative only. 

Erin Foley, 8812.  7/1/2004. 		RM 
_________________________________________________________________________

306.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Kinney Creek, ca 3.5 air mi NE of Hot Sulphur Springs and ca 8 air mi WNW of Granby.  Elev. 8400-9150 ft.
T2N R78W S24 S1/2.  40.1175 N, 106.0872 W to 40.1214 N, 106.0751 W; GPS Reading.  
Drainage through lodgepole pine and sagebrush; area heavily grazed by cattle. Phenology: vegetative only. 

Erin Foley, 8923.  7/1/2004. 		RM 
_________________________________________________________________________

307.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Parshall Divide, ca 1.5 air mi WSW of Hot Sulphur Springs and ca 2.5 air mi ENE of Parshall.  Elev. 8240-8400 ft.
T1N R78W S9.  40.0659 N, 106.1315 W; GPS Reading.  
Douglas fir stand. Phenology: vegetative only. 

Erin Foley, 9010.  7/1/2004. 		RM 
_________________________________________________________________________

308.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Middle Park: just S of U.S. Hwy 40, ca 4 air mi WNW of Granby and ca 5.5 air mi NE of Hot Sulphur Springs.  Elev. 7800-8080 ft.
T2N R77W S26 SW1/4; also E1/2 S27.  40.1031 N, 105.9934 W to 40.1 N, 105.9911 W; GPS Reading.  
Lodgepole pine slope. Phenology: vegetative only. 

Erin Foley, 9221.  7/5/2004. 		RM 
_________________________________________________________________________

309.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Gore Range: Dice Hill, ca 29 air mi NW of Silverthorne and 9 air mi SSW of Kremmling.  Elev. 9400-9600 ft.
T2N R81W S27 SW1/4; also NW1/4 S34.  39.9452 N, 106.4437 W to 39.9396 N, 106.4478 W; GPS Reading.  
Along rocky outcrop. Phenology: vegetative only. 

Erin Foley, 9267.  7/6/2004. 		RM 
_________________________________________________________________________

310.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Clear Creek County: Arapaho National Forest: Front Range: Watrous Gulch and Mount Parnassus, ca 4.5 air mi NE of Loveland Pass and ca 6.5 air mi SW of Berthoud Pass.  Elev. 10180-12600 ft.
T4S R75W S7; also T4S R76W S13.  39.7025 N, 105.8537 W to 39.7178 N, 105.8289 W; GPS Reading.  
Subalpine slope. Phenology: vegetative only. 

Erin Foley, 9524.  7/8/2004. 		RM 
_________________________________________________________________________

311.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Middle Park: Round Creek, ca 11.5 air mi NE of Kremmling and ca 13.8 air mi NW of Hot Sulphur Springs.  Elev. 8680-9120 ft.
T3N R79W S19; also N1/2 S30.  40.1995 N, 106.2801 W to 40.2106 N, 106.2778 W; GPS Reading.  
Aspen meadow. Phenology: vegetative only. 

Erin Foley, 9605.  7/10/2004. 		RM 
_________________________________________________________________________

312.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Gore Range: Inspiration Point, ca 6.5 air mi SW of Kremmling and ca 5.5 air mi NE of Radium.  Elev. 7360-7900 ft.
T1S R81W S5; also T1N R81W S33 SW1/4.  39.9968 N, 106.4774 W to 40.0038 N, 106.484 W; GPS Reading.  
Disturbed area through mixed coniferous woodland and sagebrush openings. Phenology: vegetative only. 

Erin Foley, 9817.  7/12/2004. 		RM 
_________________________________________________________________________

313.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Rabbit Ears Range: Coal Mountain Access, Troublesome Wilderness: ca 15 air mi NW of Hot Sulphur Springs and ca 17 air mi NE of Kremmling.  Elev. 9060-9240 ft.
T4N R80W S34 SW1/4.  40.0864 N, 106.4073 W to 40.0874 N, 106.4002 W; GPS Reading.  
Coniferous forest edge along meadow and intermittent stream. Phenology: vegetative only. 

Erin Foley, 9924.  7/14/2004. 		RM 
_________________________________________________________________________

314.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Rabbit Ears Range: Troublesome Wilderness: Rabbit Ears Creek, ca 12.5 air mi SW of Rand and ca 17.5 air mi NE of Kremmling.  Elev. 9160-9400 ft.
T4N R80W S28 E1/2.  40.2845 N, 106.355 W to 40.275 N, 106.3465 W; GPS Reading.  
Along two-track road through lodgepole pine forest. Phenology: vegetative only. 

Erin Foley, 9974.  7/14/2004. 		RM 
_________________________________________________________________________

315.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Crooks Mountain: Cottonwood Creek and vicinity on the north side of the mountain, ca 10 air mi SW of Jeffrey City; ca 48 air mi SE of Lander.  Elev. 7400-7700 ft.
T28N R93W S18 NW1/4.  42.3992 N, 107.9778 W.  
Gentle slopes of sagebrush-snowberry with scattered areas of aspen and limber pine. Phenology: vegetative only. 

B. E. Nelson, 31162.  6/5/1994. 		 
     with Laura Welp
_________________________________________________________________________

316.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Great Divide Basin Area: Great Divide Basin: Scotty Canyon along Atlantic Rim, ca 17 air mi SW of Rawlins; ca 11 air mi WSW of Chokecherry Knob.  Elev. 7500-7700 ft.
T19N R89W S16 South1/2.  41 37' 37" N, 107 25' 26" W.  
Open creek bottom; dense graminoids dominant, forbs diverse; moist, compact, peat soil. Phenology: vegetative only. 

Laura Welp, 1056.  6/23/1994. 		 
_________________________________________________________________________

317.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain: Abel Springs, ca 3.5 air mi SSW of Whiskey Peak; ca 4.5 air mi NW of Bairoil.  Elev. 7500-7550 ft.
T27N R90W S21 W1/2.  42.2967 N, 107.5883 W.  
Shaded flat creekside; dense aspen/pine overstory, dense grass understory, forbs diverse; moist, dark soil. Phenology: vegetative only. 

Laura Welp, 1418.  6/29/1994. 		 
_________________________________________________________________________

318.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: spring and adjacent slopes on Steamboat Mountain, ca 5 air mi NNE of North Table Mountain; ca 11 air mi NW of Black Rock.  Elev. 8060-8100 ft.
T23N R102W S10; also N1/2 S15.  41 58' 58" N, 108 56' 34" W.  
Spring and adjacent dense pine and aspen stand; graminoids dominant in understory; moist, duffy soil. Phenology: vegetative only. 

Laura Welp, 1546.  7/2/1994. 		 
_________________________________________________________________________

319.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Sweetwater River Drainage: Rock Creek and vicinity, ca 3/4 air mi SW of Atlantic City; ca 17 air mi NNE of Oregon Buttes.  Elev. 7700-7960 ft.
T29N R100W S11 S1/2; also N1/2 S14.  42.5006 N, 108.7633 W.  
Moist, shaded stream bank; dense aspen overstory, dense grasses and shrubs in understory, forbs diverse. Phenology: vegetative only. 

Laura Welp, 363.  6/13/1994. 		 
_________________________________________________________________________

320.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: along Bush Rim, ca 8.5 air mi S of Oregon Butte; ca 7.5 air mi NW of the Pinnacles.  Elev. 7220-7340 ft.
T25N R101W S24 South1/2; also N1/2 S25.  42.1275 N, 108.8183 W.  
Shaded, running spring; aspen in overstory, dense graminoids in understory, diverse forbs; wet, peaty soil. Phenology: vegetative only. 

Laura Welp, 618.  6/18/1994. 		 
_________________________________________________________________________

321.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: slope of Oregon Butte, ca 7 air mi W of Continental Peak; ca 14 air mi NNW of the Pinnacles.  Elev. 8000 ft.
T26N R101W S3 NE1/4; also T27N R101W SE1/4 S34 in Fremont Co.  42.2622 N, 108.8469 W.  
Moist drainage along north-facing slope; shaded pine and aspen overstory; moist dark soil. Phenology: vegetative only. 

Laura Welp, 666b.  6/18/1994. 		 
_________________________________________________________________________

322.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain: spring near Round Park, ca 9 air mi ESE of Crooks Peak; ca 9 air mi W of Whiskey Peak.  Elev. 8900-9040 ft.
T27N R91W S5 SE1/4.  42.3408 N, 107.7239 W.  
Top of steep south-facing slope; open pine meadow with forb understory; loose, dark, rocky soil with charcoal in some areas. Phenology: vegetative only. 

Laura Welp, 847.  6/21/1994. 		 
_________________________________________________________________________

323.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain: small creek at headwaters of East Cottonwood Creek, ca 10.5 air mi E of Crooks Peak; ca 13.5 air mi W of Three Forks.  Elev. 7900-8100 ft.
T28N R91W S34 SE1/4.  42.3553 N, 107.6875 W.  
Banks of creek on north-facing slope; densely vegetated with shady graminoid understory, scattered pine and aspen overstory; moist, red gravel soil. Phenology: vegetative only. 

Laura Welp, 898.  6/21/1994. 		 
_________________________________________________________________________

324.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: along Delany Rim, ca 9.5 air mi SW of Red Desert; ca 27 air mi ESE of Point of Rocks.  Elev. 7220-7360 ft.
T18N R96W S6 W1/2.  41 33' 33" N, 108 16' 1" W.  
Moist, north-facing slope with tall Salix and aspen in overstory; understory of dense grasses, scattered shrubs, and diverse forbs. Phenology: vegetative only. 

Laura Welp, 95.  6/11/1994. 		 
_________________________________________________________________________

325.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Great Divide Basin Area: Great Divide Basin: Delany Rim, ca 5 air mi S of Tipton.  Elev. 6800-7500 ft.
T18N R96W S6.  41 33' 33" N, 108 16' 1" W.  
Sandy sagebrush areas below, eroded rim, and cushion community above; also areas of slumping with standing water. Phenology: vegetative only. 

Ronald L. Hartman, 45979.  6/20/1994. 		 
_________________________________________________________________________

326.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain, ca 7 air mi W of Muddy Gap.  Elev. 7000-7400 ft.
T28N R90W S32.  42.3547 N, 107.6097 W.  
Streamside, rocky slopes, and lodgepole pine covered slopes. Phenology: vegetative only. 

Ronald L. Hartman, 46143.  6/21/1994. 		 
_________________________________________________________________________

327.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain: Stratton Rim on the southeast end of Green Mountain ca 4 air mi WSW of Whiskey Peak; ca 16.5 air mi SE of Jeffrey City; ca 5.5 air mi NW of Bairoil.  Elev. 8200-8700 ft.
T27N R91W S24 NW1/4.  42.2969 N, 107.6464 W.  
Stony toe ridge with sagebrush on the lee side of the rim. Phenology: vegetative only. 

B. E. Nelson, 35680.  6/27/1995. 		 
_________________________________________________________________________

328.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: Dilabaugh Buttes and Dilabaugh Spring, ca 6 air mi W of Schoettlin Mountain; ca 12 air mi E of Roundtop Mountain.  Elev. 6900-7300 ft.
T30N R98W S35 NE1/4; also NW1/4 S36.  42.5317 N, 108.5119 W.  
Moist spring at base of buttes with dense graminoids, willows, and aspen; organic soil. Phenology: vegetative only. 

Laura Welp, 6405.  7/15/1995. 		 
_________________________________________________________________________

329.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Great Divide Basin: rim ca 5 air mi NW of Continental Peak; 3 air mi E of Dickie Springs.  Elev. 7600-8060 ft.
T27N R100W S24; also T27N R101W S18.  42.3008 N, 108.7 W.  
Top of north facing slope on rim with Populus, sagebrush, and grasses; moist duffy soil. Phenology: vegetative only. 

Laura Welp, 7002.  7/31/1995. 		 
_________________________________________________________________________

330.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Green Mountain: East Cottonwood Creek, ca 13 air mi W of Three Forks; ca 13.5 air mi SE of Jeffrey City.  Elev. 7500-7800 ft.
T28N R91W S27 South1/2.  42.3695 N, 107.6875 W.  
Moist shaded creekside with dense grasses, scattered Populus and pine; thick organic soil. Phenology: vegetative only. 

Laura Welp, 7299.  8/4/1995. 		 
_________________________________________________________________________

331.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: Beaver Creek, ca 20 air mi S of Lander; ca 25 air mi W of Sweetwater Station.  Elev. 7800-7940 ft.
T30N R99W S28 SW1/4.  42.5442 N, 108.6697 W.  
Shaded slope near creek with grasses and forbs, pine overstory; moist duffy soil. Phenology: vegetative only. 

Laura Welp, 7477.  8/8/1995. 		 
_________________________________________________________________________

332.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: Beaver Creek, ca 20 air mi S of Lander; ca 25 air mi W of Sweetwater Station.  Elev. 7800-7940 ft.
T30N R99W S28 SW1/4.  42.5442 N, 108.6697 W.  
North facing slope with pine overstory, open understory; duffy soil. Phenology: vegetative only. 

Laura Welp, 7567.  8/8/1995. 		 
_________________________________________________________________________

333.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: Stambaugh Creek, ca 19 air mi S of Lander; ca 19 air mi W of Sweetwater Station.  Elev. 6700-7520 ft.
T30N R98W S19; also S20.  42.56 N, 108.5908 W.  
Draw on north-facing slope with dense grasses and scattered sagebrush, Populus overstory; duffy soil. Phenology: vegetative only. 

Laura Welp, 7575.  8/10/1995. 		 
_________________________________________________________________________

334.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Gros Ventre Area: Miner Creek, ca 12 air mi ESE of Bondurant.  Elev. 8100-8200 ft.
T37N R111W S29.  43.1475 N, 110.1965 W.  
Shaley and sandy slopes, willow bottoms, and spruce forest. Phenology: vegetative only. 

Ronald L. Hartman, 46408.  6/23/1994. 		RM 626028	Barcode: RM0264546
_________________________________________________________________________

335.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: upper Gros Ventre River Road, between Big Cow Creek and Lafferty Creek.  Elev. 7600-7760 ft.
T41N R111W S30 South 1/4; also NE1/4 S31 and S32.  43.49 N, 110.2179 W; uncertainty 3 mi..  
Roadside through sagebrush and lodgepole pine. Phenology: vegetative only. 

Ronald L. Hartman, 46713.  6/26/1994. 		RM 626029	Barcode: RM0264545
_________________________________________________________________________

336.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: Swift Creek trail from Wilderness boundary NNE ca 1.5 air mi, at break of trail with basin area.  Elev. 7400-9400 ft.
T39N R113W S3 NE1/4; also E1/2 S4 and N1/2 S9.  43.371 N, 110.391 W.  
Coniferous forest and stream margins along trail; substrate calcareous. Phenology: vegetative only. 

Ronald L. Hartman, 46889.  6/28/1994. 		RM 626030	Barcode: RM0264544
_________________________________________________________________________

337.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: Little Granite Creek Pack Trail: from trail head to Wilderness boundary.  Elev. 6700-7000 ft.
T39N R114W S22.  43.3281 N, 110.5085 W; uncertainty 1 mi..  
Streamside and coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 47216.  7/7/1994. 		RM 626031	Barcode: RM0264543
_________________________________________________________________________

338.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: Cache Creek, ca 2-3.5 air mi SE of center of Jackson.  Elev. 6400-6700 ft.
T40N R116W S1 W1/2; also S2.  43.4568 N, 110.7044 W; uncertainty 2 mi..  
Stream margins with blue spruce and open slopes. Phenology: vegetative only. 

Ronald L. Hartman, 47651.  7/10/1994. 		RM 626032	Barcode: RM0264531
_________________________________________________________________________

339.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: Game Creek, ca 6-7 air mi N of Hoback Junction.  Elev. 6500-6600 ft.
T40N R116W S24 South1/2; also W1/4 S25.  43.4139 N, 110.7044 W; uncertainty 2 mi..  
Open stream area and lower slopes, calcareous. Phenology: vegetative only. 

Ronald L. Hartman, 47996.  7/12/1994. 		RM 626033	Barcode: RM0264530
_________________________________________________________________________

340.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Gros Ventre Area: Jack Creek Basin.  Elev. 7100-7200 ft.
T38N R112W S30.  43.228 N, 110.3323 W; uncertainty 1 mi..  
Cut hillside with some aspen. Phenology: vegetative only. 

Ronald L. Hartman, 48058.  7/12/1994. 		RM 626034	Barcode: RM0264529
_________________________________________________________________________

341.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: Granite Creek Hot Springs, N along trail and creek ca 1 air mile.  Elev. 7000-7200 ft.
T39N R113W S6 N1/2; also T40N R113W S31 SE1/4.  43.371 N, 110.4498 W; uncertainty 2 mi..  
Coniferous forests, meadows, and streamside. Phenology: vegetative only. 

Ronald L. Hartman, 48196.  7/26/1994. 		RM 626035	Barcode: RM0264528
_________________________________________________________________________

342.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: southwest end and side of Lower Slide Lake.  Elev. 6900 ft.
T42N R114W S4 SW1/4; also SE1/4 S5.  43.634 N, 110.5366 W; uncertainty 1 mi..  
Shore line and lower wooded slopes. Phenology: vegetative only. 

Ronald L. Hartman, 49660.  8/19/1994. 		RM 626036	Barcode: RM0264527
_________________________________________________________________________

343.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Gros Ventre Area: trail to Cream Puff Peak, ca 0.5-2 air mi from trail head between Bear and Bull Creeks.  Elev. 6400-8200 ft.
T39N R114W S30; also NE1/4 S31 & SW1/4 S32.  43.3138 N, 110.5673 W; uncertainty 3 mi..  
Coniferous forests, open slopes, and meadows. Phenology: vegetative only. 

Ronald L. Hartman, 49838.  8/20/1994. 		RM 626037	Barcode: RM0264526
_________________________________________________________________________

344.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: Crystal Creek Campground to East Miner Creek, on both sides of tall hill.  Elev. 6800-7400 ft.
T42N R113W S16 W1/4; also S17.  43.6052 N, 110.4171 W; uncertainty 2 mi..  
Coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 50013.  8/22/1994. 		RM 626038	Barcode: RM0264525
_________________________________________________________________________

345.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Gros Ventre Area: ca 7 air mi E of Bondurant.  Elev. 7300-7400 ft.
T37N R112W S3 SE1/4.  43.2054 N, 110.275 W; uncertainty 0.5 mi..  
Lodgepole pine with large openings, along stream. Phenology: vegetative only. 

Ronald L. Hartman, 52279.  7/23/1995. 		RM 659346	Barcode: RM0264044
_________________________________________________________________________

346.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park: north side of Gros Ventre Road, ca 2.5 air mi SW of Gros Ventre Slide, ca 14 air mi NE of Jackson.  Elev. 6800 ft.
T43N R115W S36.  
Sagebrush-steppe dominated by Artemisia tridentata, Bromus inermis, Lupinus sericeus and Rosa woodsii. 

Stuart Markow, 11757.  8/8/1998. 		 
_________________________________________________________________________

347.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Ditch Creek Road (FS 30350), ca 3 road mi NE of Forest boundary.  Elev. 7400-7800 ft.
T43N R114W S8.  43.706 N, 110.5565 W; uncertainty 1 mi..  
Steep slope with lodgepole pines and open ridge. Phenology: vegetative only. 

Ronald L. Hartman, 50962.  6/22/1995. 		RM 659339	Barcode: RM0263529
_________________________________________________________________________

348.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Lost Creek Road (FS 30340) from Forest boundary upstream 1 air mi.  Elev. 7300-7400 ft.
T44N R114W S31.  43.7348 N, 110.5764 W; uncertainty 1 mi..  
Lodgepole pine forests and openings. Phenology: vegetative only. 

Ronald L. Hartman, 51086.  6/23/1995. 		RM 659340	Barcode: RM0263549
_________________________________________________________________________

349.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Road (FS 30160) 0.7 road mi SW of Hatchet Campground.  Elev. 7300-7400 ft.
T45N R113W S36.  43.8224 N, 110.3672 W; uncertainty 1 mi..  
Sandy soil with patches of lodgepole pine, aspen, and occasional pond. Phenology: vegetative only. 

Ronald L. Hartman, 51139.  6/23/1995. 		RM 659341	Barcode: RM0263528
_________________________________________________________________________

350.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gros Ventre River Road, ca 2 air mi E of Forest boundary; just W to overlooking Slide Lake, on the N side.  Elev. 6900-7400 ft.
T42N R114W S5.  43.633 N, 110.55327 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Steep slopes with outcrops of sandstone and limestone. Phenology: vegetative only. 

Ronald L. Hartman, 51270.  6/26/1995. 		 
_________________________________________________________________________

351.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: ca 2 air mi SSW of Black Rock Ranger Station on road to Lily Lake.  Elev. 8150-8250 ft.
T44N R113W S11 NE1/4; also W1/2 S12.  43.7924 N, 110.3772 W; uncertainty 1 mi..  
Roadside through sagebrush grassland and wooded areas. Phenology: vegetative only. 

Ronald L. Hartman, 51696.  7/14/1995. 		RM 659343	Barcode: RM0263526
_________________________________________________________________________

352.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: ca 6 air mi SSW of Moran.  Elev. 7300-7400 ft.
T44N R114W S20.  43.7633 N, 110.5515 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Grassy area. Phenology: vegetative only. 

Ronald L. Hartman, 52060.  7/16/1995. 		RM 659344	Barcode: RM0264046
_________________________________________________________________________

353.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: ca 7 air mi NE of Moose.  Elev. 7300-7400 ft.
T43N R115W S12 South1/2; also N1/2 S13.  
Mountain slope with burn areas. Phenology: vegetative only. 

Ronald L. Hartman, 52116.  7/16/1995. 		 
_________________________________________________________________________

354.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Burnt Creek and ridge to east.  Elev. 7200-8200 ft.
T42N R112W S30; also S31.  
Phenology: vegetative only. 

Ronald L. Hartman, 52806.  7/24/1995. 		 
_________________________________________________________________________

355.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: 2-4.5 air mi E of Black Rock Ranger Station.  Elev. 7200-7800 ft.
T45N R112W S33; also S34 and S35.  43.8224 N, 110.3069 W; uncertainty 3 mi..  
Mountain slope and roadside. Phenology: vegetative only. 

Ronald L. Hartman, 53153.  7/25/1995. 		RM 659348	Barcode: RM0264043
_________________________________________________________________________

356.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: highland N of Lower Gros Ventre Drainage and S of Ditch and Slate Creeks: 4 air mi NE of Crystal Creek Campground.  Elev. 6500-6800 ft.
T43N R113W S34.  
Along creek. Phenology: vegetative only. 

Ronald L. Hartman, 53840.  8/16/1995. 		RM 
_________________________________________________________________________

357.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Spring Park Reservoir and Basalt Mountain vicinity.  Elev. 7800-8200 ft.
T7S R86W S12.  39.4602 N, 106.9462 W.  
Aspen forest. Phenology: vegetative only. 

Emily A. Holt, 1.  5/26/2000. 		 
     with Ronald L. Hartman
_________________________________________________________________________

358.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: Futurity area, follows County Road 185C, ca 7 air mi E of Nathrop.  Elev. 9000-9600 ft.
T15S R77W S14.  38.7473 N, 105.9675 W.  
Mixed conifer (Pinus contorta, P. flexilis, Pseudotsuga menziesii). Phenology: vegetative only. 

Emily A. Holt, 1003.  6/21/2000. 		 
_________________________________________________________________________

359.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: Lost Lake Trail area, off County Road 410 (Forest Road 700), ca 5.5 air mi NNW of Vail.  Elev. 9627-9880 ft.
T4S R81W S23.  39.6914 N, 106.4224 W.  
Pinus contorta forest with Vaccinium understory. Phenology: vegetative only. 

Emily A. Holt, 1043.  6/22/2000. 		 
_________________________________________________________________________

360.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: along Indian Creek off County Road 410 (Forest Road 700), 1.4 road mi past Forest Road 786 turnoff, ca 3 air mi N of Vail.  Elev. 9400-9800 ft.
T4S R81W S25; also S26.  39.6767 N, 106.4031 W.  
Aspen woodland with Bromus, steep south aspect. Phenology: vegetative only. 

Emily A. Holt, 1065.  6/22/2000. 		 
_________________________________________________________________________

361.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Whitney Lake area, off Forest Road 703, ca 5 air mi NE of Homestake Reservoir; ca 12 air mi S of Minturn.  Elev. 9100-10956 ft.
T7S R81W S21; also S22 and S23.  39.4263 N, 106.4501 W.  
Populus tremuloides with scattered Pinus contorta and spruce-fir forest. Phenology: vegetative only. 

Emily A. Holt, 1088.  6/22/2000. 		 
_________________________________________________________________________

362.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Rainbow Trail area from Forest Road 108 to U.S. Hwy 285 at Mears Junction, ca 3 air mi S of Salida.  Elev. 8800-10200 ft.
T49N R9E S19; also S30, T49N R8E S23, S24, S25, S26, S27, S33, S34; also T48N R8E S4, S5.  38.4883 N, 106.0159 W.  
Mixed conifer to aspen to open grass. Phenology: vegetative only. 

Emily A. Holt, 1184.  6/24/2000. 		 
_________________________________________________________________________

363.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: just below Lionshead at the Radio Facility, ca 1/4 air mi NE Mintum.  Elev. 8000-8800 ft.
T5S R81W S26.  39.5885 N, 106.4224 W.  
Open sagebrush with Populus tremuloides. Phenology: vegetative only. 

Emily A. Holt, 1238.  6/25/2000. 		 
_________________________________________________________________________

364.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Central Colorado: Sawatch Range, West Slope Continental Divide: Difficult Trail off Colo Hwy 82 at Difficult Picnic Area, ca 7 air mi SE of Aspen.  Elev. 8000-10040 ft.
T10S R84W S33; also T11S R84W S3 and S4.  39.1383 N, 106.7773 W.  
Mixed forest (Pseudotsuga menziesii, Pinus contorta, Populus tremuloides, and Picea). Phenology: vegetative only. 

Emily A. Holt, 1353.  6/27/2000. 		 
_________________________________________________________________________

365.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: 4.5 road mi past "T" with Forest Road 509, ca 5 air mi N of Basalt.  Elev. 9080-9600 ft.
T7S R86W S18; also S19.  39.4455 N, 107.04 W.  
Populus tremuloides and Pseudotsuga menziesii on basalt scree. Phenology: vegetative only. 

Emily A. Holt, 1378.  6/27/2000. 		 
_________________________________________________________________________

366.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Two Elks Trail, ca 6 air mi S of Vail.  Elev. 8023-11000 ft.
T5S R79W S19; also S30 and T5S R80W S25, S26, S27, S28, S29, S32, S33 and T6S R80W S1.  39.6021 N, 106.2777 W.  
Spruce-fir to open meadow to aspen woodland to lodgepole pine forest. Phenology: vegetative only. 

Emily A. Holt, 1714.  7/5/2000. 		 
_________________________________________________________________________

367.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: north end of Limestone Ridge off Forest Road 376, ca 8 air mi ENE of Buena Vista.  Elev. 9680-10132 ft.
T14S R77W S5; also T13S R77W S32.  38.8625 N, 106.0231 W.  
Mixed forest (Pseudotsuga menziesii, Pinus ponderosa, P. flexilis) on limestone bedrock. Phenology: vegetative only. 

Emily A. Holt, 1775.  7/7/2000. 		 
_________________________________________________________________________

368.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Waterdog Lake area, on the trail to lake, ca 15 air mi W of Poncha Springs; ca 3 air mi N of Monarch Pass.  Elev. 10400-11480 ft.
T49N R6E S5; also S6 and T50N R6E S31.  38.5306 N, 106.3234 W.  
Pinus contorta to Picea-Abies to Pinus aristata above the lake. Phenology: vegetative only. 

Emily A. Holt, 1932.  7/10/2000. 		 
_________________________________________________________________________

369.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Little Brown and Brown Creek area, off of Forst Service trails 1429 and 1427 or the Wagon Loop Trail, ca 9 air mi SW of Nathrop.  Elev. 8800-9800 ft.
T51N R7E S14; also S15, S22; also S23.  38.6717 N, 106.1606 W.  
Mixed forest (Pseudotsuga menziesii, Pinus edulis, P. ponderosa, P. contorta). 

Emily A. Holt, 2010.  7/10/2000. 		 
_________________________________________________________________________

370.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Sawatch Range, East Slope Continental Divide: 1 road mi W of Elbert Trailhead on Forest Road 110, ca 12 air mi SW of Leadville.  Elev. 10200-10400 ft.
T10S R81W S27.  39.1517 N, 106.4316 W.  
Pinus contorta to streamside. Phenology: vegetative only. 

Emily A. Holt, 2118.  7/13/2000. 		 
_________________________________________________________________________

371.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Squaw Gulch area, on Forest Road 422 and trail 1897, ca 5.5 air mi SW of Edwards.  Elev. 7900-8800 ft.
T5S R83W S25 W1/2.  39.5885 N, 106.6345 W.  
Aspen woodland and riparian area. Phenology: vegetative only. 

Emily A. Holt, 212.  6/2/2000. 		 
_________________________________________________________________________

372.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: Big Horn Creek area, on Forest Service Trail 2013, ca 4 air mi E of Vail.  Elev. 8600-10600 ft.
T5S R80W S1; 2 and T4S R79W S31 and S32.  39.6456 N, 106.2965 W.  
Aspen to spruce-fir to montane meadow/scree. Phenology: vegetative only. 

Emily A. Holt, 2205.  7/13/2000. 		 
_________________________________________________________________________

373.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: west side of Shrine Pass, off Forest Road 709 just N of Forest Road 758, on north side of road, ca 8.5 air mi SE of Vail.  Elev. 9600-10400 ft.
T6S R80W S11.  39.5419 N, 106.302 W.  
Open meadows with Populus tremuloides. Phenology: vegetative only. 

Emily A. Holt, 2391.  7/18/2000. 		 
_________________________________________________________________________

374.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Meadows Mountain Forest Service Trail in Grouse Creek area, 0.2 road mi N of Minturn on U.S. Hwy 24, ca 4 air mi SW of Vail.  Elev. 8000-8400 ft.
T5S R81W S27.  39.5885 N, 106.4416 W.  
Aspen forest (riparian) and sagebrush steppe. Phenology: vegetative only. 

Emily A. Holt, 254.  6/2/2000. 		 
_________________________________________________________________________

375.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Huron Peak area, on Forest Service trail to Huron Peak, ca 27 air mi SSW of Leadville; ca 2 air mi SW of Winfield.  Elev. 10600-12300 ft.
T13S R81W S4; also S5 and T12S R81W S32.  38.9489 N, 106.4495 W.  
Picea with Pinus contorta and P. aristata with open areas. Phenology: vegetative only. 

Emily A. Holt, 2605.  7/23/2000. 		 
_________________________________________________________________________

376.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Princeton Mountain Trail, along Forest Service road up peak to hut, ca 8 air mi W of Nathrop.  Elev. 10800-11800 ft.
T15S R79W S15; also S16.  38.7473 N, 106.2085 W.  
Mixed conifer (Pinus contorta, P. aristata, Picea engelmannii), below treeline. Phenology: vegetative only. 

Emily A. Holt, 2756.  7/27/2000. 		 
     with Benjamin Madsen
_________________________________________________________________________

377.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Hornsilver Campground, east side of U.S. Hwy 24 at picnic area, ca 10 air mi S of Vail.  Elev. 8800-9280 ft.
T6S R80W S29; also S32.  39.4985 N, 106.3575 W.  
West aspect, Populus tremuloides and Pseudotsuga menziesii forest. Phenology: vegetative only. 

Emily A. Holt, 279.  6/2/2000. 		 
_________________________________________________________________________

378.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: Booth Creek area, on Forest Servide Trail 2011, ca 5 air mi ENE of Vail.  Elev. 8800-10600 ft.
T4S R80W S35; also S25 and S36.  39.6601 N, 106.3153 W.  
Aspen and spruce-fir forests, southwest aspect. Phenology: vegetative only. 

Emily A. Holt, 3045.  8/2/2000. 		 
_________________________________________________________________________

379.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Resolution Creek area, 2 road mi on Forest Road 702 from Camp Hale Memorial, ca 13 air mi SSE of Vail; ca 7 air mi N of Tennessee Pass.  Elev. 9400-10080 ft.
T7S R80W S10.  39.4552 N, 106.3205 W.  
Aspen with sagebrush hills and Pinus contorta at mesa top. Phenology: vegetative only. 

Emily A. Holt, 313.  6/2/2000. 		 
_________________________________________________________________________

380.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: Pitkin Creek Forest Service Trail 2012, ca 5 air mi E of Vail.  Elev. 8800-10400 ft.
T5S R80W S1; also T4S R79W S30 and S31 and T4S R80W S36.  39.6456 N, 106.2965 W.  
Spruce-fir and aspen forests, southwest aspect. Phenology: vegetative only. 

Emily A. Holt, 3139.  8/3/2000. 		 
_________________________________________________________________________

381.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Jennings Creek drainage to Tabeguache Peak, ca 4 air mi N of Granite.  Elev. 10600-11800 ft.
T50N R6E S2; also S11.  38.6153 N, 106.2692 W.  
Aspen woodland below treeline. Phenology: vegetative only. 

Emily A. Holt, 3235.  8/4/2000. 		 
_________________________________________________________________________

382.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Central Colorado: Sawatch Range, West Slope Continental Divide: Woody Creek Forest Service trail 1994, 0.4 road mi E of Lenado on Forest Road 103; ca 5.5 air mi NE of Aspen.  Elev. 9200-9400 ft.
T9S R84W S26.  39.2407 N, 106.7397 W.  
Populus tremuloides-Epilobium and Pseudotsuga menziesii, on steep north aspect talus slope. Phenology: vegetative only. 

Emily A. Holt, 345.  6/2/2000. 		 
_________________________________________________________________________

383.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: along East Lake Creek Trail 1880, ca 5 air mi S of Edwards.  Elev. 8200-9400 ft.
T6S R82W S4; also T5S R82W S32 and S33.  39.5563 N, 106.5612 W.  
Aspen woodland. Phenology: vegetative only. 

Emily A. Holt, 3462.  8/6/2000. 		 
     with Brian Elliott
_________________________________________________________________________

384.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: along Jeep Forest Service Road 759, ca 14 air mi S of Minturn.  Elev. 9400-10600 ft.
T7S R81W S29.  39.4118 N, 106.4687 W.  
Mixed forest of spruce-fir with Pinus contorta. Phenology: vegetative only. 

Emily A. Holt, 3921.  8/13/2000. 		 
_________________________________________________________________________

385.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Central Colorado: Sawatch Range, West Slope Continental Divide: Nast Lake area, 3.6 road mi from Chapman Campground on spur road off Forest Road 105, ca 4.5 air mi SE of Norrie; ca 15 air mi NE of Aspen.  Elev. 8700-8800 ft.
T9S R82W S6.  39.2962 N, 106.5983 W.  
Pinus contorta at lake front. Phenology: vegetative only. 

Emily A. Holt, 393.  6/5/2000. 		 
_________________________________________________________________________

386.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Sawatch Range, East Slope Continental Divide: La Plata Trail off Colo Hwy 82, ca 7 air mi SE of Independence Pass.  Elev. 10140-10600 ft.
T11S R81W S30.  39.0641 N, 106.4866 W.  
Pinus contorta forest. Phenology: vegetative only. 

Emily A. Holt, 4022.  8/14/2000. 		 
_________________________________________________________________________

387.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Little Willis Gulch to Hope Pass, on the Colorado Trail, Trail 1776, ca 2 air mi W of Vicksburg.  Elev. 10000-11200 ft.
T12S R81W S13; also S14, S23; also S24.  39.0065 N, 106.3939 W.  
Pinus contorta and Populus tremuloides forest, south aspect. Phenology: vegetative only. 

Emily A. Holt, 4064.  8/16/2000. 		 
_________________________________________________________________________

388.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Sawatch Range, East Slope Continental Divide: Turquoise Lake Trail from May Queen Campground to the dam, ca 3 air mi NE of Leadville.  Elev. 10000 ft.
T9S R80W S7; also S8, S17, S20; also T9S R81W S10, S11; also S12.  39.2818 N, 106.3761 W.  
Pinus contorta forest at lake front. Phenology: vegetative only. 

Emily A. Holt, 4173.  8/17/2000. 		 
     with Benjamin Madsen
_________________________________________________________________________

389.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: 2.6 road mi on County Road 375 from junction with County Road 371, ca 5 air mi N Buena Vista.  Elev. 8600-8800 ft.
T13S R78W S20.  38.9057 N, 106.1344 W.  
Mixed conifer (Pinus ponderosa, P. edulis, Pseudotsuga menziesii). Phenology: vegetative only. 

Emily A. Holt, 42.  5/30/2000. 		 
_________________________________________________________________________

390.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Little Mattie Campground area, ca 13 air mi N of Aspen.  Elev. 7800-8000 ft.
T8S R84W S5; also S8.  39.387 N, 106.796 W.  
Sagebrush-aspen community on gypsic soil. Phenology: vegetative only. 

Emily A. Holt, 421.  6/5/2000. 		 
_________________________________________________________________________

391.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Sawatch Range, East Slope Continental Divide: along old paved road off Colo Hwy 91 by Arkansas River, ca 10 air mi NE of Leadville.  Elev. 10400-10800 ft.
T8S R79W S15; also S16.  39.354 N, 106.2094 W.  
Willow along roadside. Phenology: vegetative only. 

Emily A. Holt, 4216.  8/17/2000. 		 
     with Benjamin Madsen
_________________________________________________________________________

392.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: on Forest Road 743 just after Forest Service gate off Shrine Pass Road, ca 6.5 air mi SE of Minturn; ca 2 air mi ENE of Redcliff.  Elev. 9000-9680 ft.
T6S R80W S16.  39.5274 N, 106.339 W.  
Aspen-sagebrush on steep southeast-facing slope. Phenology: vegetative only. 

Emily A. Holt, 490.  6/6/2000. 		 
_________________________________________________________________________

393.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: O'Haver Lake area, on County Road 200, 3.4 road mi from U.S. Hwy 285, ca 7.5 air mi SW of Poncha Springs.  Elev. 9200-9480 ft.
T48N R7E S12.  38.4175 N, 106.1483 W.  
Pinus ponderosa with Populus tremuloides woodland at lake front. Phenology: vegetative only. 

Emily A. Holt, 530.  6/6/2000. 		 
_________________________________________________________________________

394.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Lake Alpine area, off County Road 162, ca 12 air mi W of Nathrop; ca 11 air mi SW of Buena Vista.  Elev. 9600-10600 ft.
T15S R79W S36; also S25.  38.7041 N, 106.1714 W.  
Pseudotsuga menziesii forest with Shepherdia understory, steep north aspect. Phenology: vegetative only. 

Emily A. Holt, 702.  6/12/2000. 		 
_________________________________________________________________________

395.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: Little Annie Mine area, off County Road 377, ca 1 mi after junction with County Road 375, ca 8.5 air mi N of Buena Vista.  Elev. 9400-9965 ft.
T13S R78W S6.  38.9489 N, 106.1529 W.  
Mixed conifer (Pseudotsuga menziesii, Pinus ponderosa, P. edulis, P. flexilis). Phenology: vegetative only. 

Emily A. Holt, 746.  6/13/2000. 		 
_________________________________________________________________________

396.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: Hayden Gulch area, on Forest Road 396, ca 2.5 air mi ENE of Granite.  Elev. 9800-10305 ft.
T11S R79W S28; also S33.  39.0641 N, 106.2271 W.  
Pinus contorta forest with Populus tremuloides. Phenology: vegetative only. 

Emily A. Holt, 767.  6/13/2000. 		 
_________________________________________________________________________

397.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Willow Creek area, 2.3 road mi on County Road 222 from junction of County roads 221 and 220, ca 1.5 air mi S of Maysville; ca 11 air mi W of Salida.  Elev. 8800-9200 ft.
T49N R7E S10.  38.5165 N, 106.1787 W.  
Mixed conifer (Pinus ponderosa, P. edulis, Juniperus) with aspen/maple riparian area. Phenology: vegetative only. 

Emily A. Holt, 79.  5/30/2000. 		 
_________________________________________________________________________

398.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: Midway Pass Trail at Lost Man Trailhead, ca 10.5 air mi ESE of Aspen.  Elev. 10800-11600 ft.
T10S R83W S35.  39.1373 N, 106.6353 W.  
Mixed conifer (Pinus contorta, Picea engelmannii, Abies bifolia). Phenology: vegetative only. 

Emily A. Holt, 813.  6/15/2000. 		 
_________________________________________________________________________

399.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: Sylvan Lake area, ca 16 air mi SSE of Eagle.  Elev. 8510-8800 ft.
T7S R84W S5; also S6.  39.4748 N, 106.796 W.  
Pinus contorta at lake front. Phenology: vegetative only. 

Emily A. Holt, 851.  6/16/2000. 		 
_________________________________________________________________________

400.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Mt. Elbert Forebay area, 2 road mi on County Road 24 from junction with Colo Hwy 82, ca 15 air mi SSW Leadville.  Elev. 9600 ft.
T11S R80W S8.  39.1073 N, 106.3568 W.  
Populus tremuloides with scattered sagebrush and Pinus contorta, slight north slope. Phenology: vegetative only. 

Emily A. Holt, 936.  6/20/2000. 		 
_________________________________________________________________________

401.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Pass Creek, 3 air mi W of Poncha Springs.  Elev. 8200-8300 ft.
T49N R7E S13 W1/2.  38.5024 N, 106.1425 W.  
Pinyon-juniper covered slope with irrigation ditch. Phenology: vegetative only. 

Ronald L. Hartman, 66661.  5/22/2000. 		 
     with Emily Holt
_________________________________________________________________________

402.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: County Road 306, ca 7 air mi WSW of Buena Vista.  Elev. 8800-9000 ft.
T14S R79W S28 NW1/4.  38.8049 N, 106.2271 W.  
Intrusive substrate, steep gravel slopes in pinyon pine, ponderosa pine, and Ribes. Phenology: vegetative only. 

Ronald L. Hartman, 66869.  5/25/2000. 		 
     with Emily Holt
_________________________________________________________________________

403.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: County Road 315 along Shields Gulch, ca 6.5 air mi E of Buena Vista.  Elev. 7500-8300 ft.
T14S R77W S17 N1/4; also South1/2 S8.  38.8337 N, 106.0231 W.  
Pinyon pine hills with willows in drainage. Phenology: vegetative only. 

Ronald L. Hartman, 66919.  5/25/2000. 		 
     with Emily Holt
_________________________________________________________________________

404.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: ca 0.7-2 air mi S of State Bridge off Colo Hwy 131.  Elev. 7800-8100 ft.
T2S R83W S35 E1/2; also S1/4 S26 and SW1/4 S36.  39.8384 N, 106.6538 W.  
Sagebrush slopes and shaded ravines. Phenology: vegetative only. 

Ronald L. Hartman, 67598.  6/26/2000. 		 
_________________________________________________________________________

405.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Mosquito Range, East Slope Continental Divide: ca 7 air mi SE of Leadville on County Road 7 to Weston Pass.  Elev. 10500-10700 ft.
T10S R79W S21 NW1/4.  39.1662 N, 106.2279 W.  
Along road and adjacent meadows. Phenology: vegetative only. 

Ronald L. Hartman, 67688.  6/26/2000. 		 
_________________________________________________________________________

406.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: along Trout Creek at San Isabel-Pike Forest Service boundary, off County Road 309, ca 9 air mi NE of Buena Vista.  Elev. 9600-9800 ft.
T13S R77W S7.  38.9344 N, 106.044 W.  
Open aspen woodland on granitic-sandstone soil. Phenology: vegetative only. 

Emily A. Holt, 4804.  5/28/2001. 		RM 
_________________________________________________________________________

407.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Castle Peak Area, West Slope Continental Divide: Picture Lake Loop within Castle Peak Wilderness Study Area, off County Road 4 on 4WD track and game trails, ca 8 air mi NW of Wolcott.  Elev. 9200-10200 ft.
T3S R84W S21; also S22 and S23.  39.7797 N, 106.8086 W.  
Open aspen and montane meadow on shale. Phenology: vegetative only. 

Emily A. Holt, 4882.  5/30/2001. 		RM 
_________________________________________________________________________

408.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: just off U.S. Hwy 24, S of road to Red Cliff (S of bridge). east side of road, ca 1 air mi SW of Red Cliff.  Elev. 8800-9000 ft.
T6S R80W S30.  39.4983 N, 106.3765 W.  
Aspen forest on granitic soil. Phenology: vegetative only. 

Emily A. Holt, 5123.  6/13/2001. 		RM 
_________________________________________________________________________

409.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: Colorado Trail up Hughes Creek, from trailhead off County Road 306, ca 9 air mi WSW of Buena Vista.  Elev. 9400-10400 ft.
T14S R80W S24.  38.8191 N, 106.285 W.  
Mixed forest with some open mountian shrublands. Phenology: vegetative only. 

Emily A. Holt, 5177.  6/14/2001. 		RM 
_________________________________________________________________________

410.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: just W of Cottonwood Lake, 4.9 road mi W on County Road 344 from County Road 306, ca 12 air mi SW of Buena Vista.  Elev. 9600 ft.
T15S R80W S2.  38.7759 N, 106.3036 W.  
Aspen grove with small stream. Phenology: vegetative only. 

Emily A. Holt, 5189.  6/14/2001. 		RM 
_________________________________________________________________________

411.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: off Forest Road 402 just before spur with Forest Road 401, ca 7 air mi E of State Bridge.  Elev. 9400-9600 ft.
T2S R81W S24.  39.8678 N, 106.4035 W.  
Aspen and spruce-fir forest near small lake. Phenology: vegetative only. 

Emily A. Holt, 5247.  6/15/2001. 		RM 
_________________________________________________________________________

412.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: off Forest Road 412 0.5 road mi S of Forest Service gate, ca 6 air mi S of Eagle.  Elev. 8600-8800 ft.
T6S R84W S4.  39.5598 N, 106.8196 W.  
Weedy (heavily grazed) aspen stand with natural springs. Phenology: vegetative only. 

Emily A. Holt, 5296.  6/16/2001. 		RM 
_________________________________________________________________________

413.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: along Pine Creek Trail 1467 at junction with Colorado Trail, including 1.5 mi E of this junction, ca 6 air mi S of Granite.  Elev. 9400-10400 ft.
T12S R79W S31; also S32 and S29.  38.9632 N, 106.2665 W.  
Lodgepole with interspersed spruce-fir on granite soil, including several small creek crossings. Phenology: vegetative only. 

Emily A. Holt, 5343.  6/18/2001. 		RM 
_________________________________________________________________________

414.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: off Forest Raod 514 on north side of road, ca 14 air mi SSE of Gypsum.  Elev. 11000-11200 ft.
T7S R85W S8.  39.4602 N, 106.9071 W.  
Open hillside surrounded by aspen on south asoect. Phenology: vegetative only. 

Emily A. Holt, 5441.  6/20/2001. 		RM 
_________________________________________________________________________

415.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: off Forest Road 514 on north side of road just E of third cattle guard, at large switchback in road, ca 9 air mi SSW of Gypsum.  Elev. 10400-11000 ft.
T6S R85W S30.  39.5034 N, 106.9734 W.  
Aspen on sandy soil. Phenology: vegetative only. 

Emily A. Holt, 5482.  6/20/2001. 		RM 
_________________________________________________________________________

416.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: near Gypsum Creek, off Forest Road 412 just after (east) of sign for Trail 1863, south side of road, ca 12 air mi S of Eagle.  Elev. 8200 ft.
T6S R84W S31; also S32.  39.4893 N, 106.8581 W.  
Sagebrush near creek, on gypsic soil. Phenology: vegetative only. 

Emily A. Holt, 5515.  6/20/2001. 		RM 
_________________________________________________________________________

417.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: off Forest Road 701, NW of Horse Pond, ca 7 air mi N of Edwards.  Elev. 9400-9600 ft.
T3S R82W S33.  39.7506 N, 106.5772 W.  
Aspen woodland with small pond at bottom. Phenology: vegetative only. 

Emily A. Holt, 5600.  6/21/2001. 		RM 
_________________________________________________________________________

418.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: along Piney River and East Meadow Trail in Eagles Nest Wilderness, from Piney Crossing Campground to hilltop, ca 6 air mi NNW of Vail.  Elev. 9000-9200 ft.
T4S R81W S10; also S14 and S15.  39.7209 N, 106.4421 W.  
Aspen along  river. Phenology: vegetative only. 

Emily A. Holt, 5685.  6/23/2001. 		RM 
_________________________________________________________________________

419.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: at Denny Creek Trailhead, ca 12 air mi W of Johnson Village.  Elev. 10000-10400 ft.
T14S R80W S21.  38.8191 N, 106.3407 W.  
Spruce-fir and some lodgepole, on south aspect. Phenology: vegetative only. 

Emily A. Holt, 5803.  6/24/2001. 		RM 
_________________________________________________________________________

420.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountian Area, West Slope Continental Divide: along Yates Gulch, N of Forest Road 412 along Trail 1864, ca 12 air mi SE of Gypsum.  Elev. 8000-8400 ft.
T6S R85W S25.  39.5034 N, 106.8773 W.  
Open aspen grove into spruce-Douglas fir forest. Phenology: vegetative only. 

Emily A. Holt, 5866.  6/26/2001. 		RM 
_________________________________________________________________________

421.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Contintental Divide: off Forest Road 705, 1.4 road mi from U.S. Hwy 24, ca 9 air mi NNW of Tennessee Pass.  Elev. 9800-10000 ft.
T7S R80W S5.  39.4694 N, 106.358 W.  
Lodgepole forest on southeast aspect. Phenology: vegetative only. 

Emily A. Holt, 5926.  6/26/2001. 		RM 
_________________________________________________________________________

422.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: at beginning of Trail 1898 to Nolan Lake, ca 13.5 air mi S of Wolcott.  Elev. 10200 ft.
T6S R83W S24.  39.5175 N, 106.6466 W.  
Open aspen woodland and high meadow. Phenology: vegetative only. 

Emily A. Holt, 6029.  6/28/2001. 		RM 
_________________________________________________________________________

423.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: up trail to Fulford Cave off Forest Road 415, ca 14 air mi SSW of Edwards.  Elev. 9400-10000 ft.
T6S R83W S35; also S36.  39.4893 N, 106.6658 W.  
Aspen forest into spruce-fir forest at cave entrance, southwest aspect. Phenology: vegetative only. 

Emily A. Holt, 6072.  6/28/2001. 		RM 
_________________________________________________________________________

424.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Mosquito Range, East Slope Continental Divide: Trail 617 to Buffalo Meadows along Four Mile Creek, from Wilderness sign to cutoff to Salt Creek Trail, ca 9 air mi N of Buena Vista.  Elev. 10000-10200 ft.
T12S R78W S32.  38.9632 N, 106.1367 W.  
Aspen woodland along creek. Phenology: vegetative only. 

Emily A. Holt, 6266.  7/3/2001. 		RM 
_________________________________________________________________________

425.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: off Forest Road 714, just below Sheep Mountain, ca 6 air mi NE of Tennessee Pass.  Elev. 10400-12000 ft.
T7S R79W S28; also S29.  39.4116 N, 106.2284 W.  
Open montane meadow in gully surrounded by spruce and aspen. Phenology: vegetative only. 

Emily A. Holt, 6360.  7/3/2001. 		RM 
_________________________________________________________________________

426.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: along Poplar Gulch Trail 1436, ca 1.5 air mi N of St. Elmo.  Elev. 10800-11400 ft.
T15S R80W S20; also S21 and S28.  38.7327 N, 106.3592 W.  
Spruce-fir forest. Phenology: vegetative only. 

Emily A. Holt, 6417.  7/4/2001. 		RM 
_________________________________________________________________________

427.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: Redsandstone Creek to Buffehr Creek Bike Trail, off Forest Road 700, ca 0.5 air mi N of Vail.  Elev. 8400-9400 ft.
T5S R81W S1.  39.6474 N, 106.4035 W.  
Open montane meadow with some aspen. Phenology: vegetative only. 

Emily A. Holt, 6466.  7/8/2001. 		RM 
_________________________________________________________________________

428.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: at end of Forest Road 423 at Middle Lake Trailhead, ca 8 air mi S of Edwards.  Elev. 9600 ft.
T6S R82W S12; also S13.  39.5417 N, 106.5062 W.  
Open subalpine meadow surrounding by aspen and spruce. Phenology: vegetative only. 

Emily A. Holt, 6511.  7/9/2001. 		RM 
_________________________________________________________________________

429.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: along Forest Road 423 just S of private land, ca 6 air mi S of Edwards.  Elev. 8800-9200 ft.
T5S R82W S31.  39.5739 N, 106.6157 W.  
Aspen woodland. Phenology: vegetative only. 

Emily A. Holt, 6535.  7/9/2001. 		RM 
_________________________________________________________________________

430.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Mosquito Range, East Slope Continental Divide: off County Road 7 toward Weston Pass, 4.4 road mi E on County Road 7, north side of road, ca 7 air mi SE of Leadville.  Elev. 9600-10200 ft.
T10S R79W S19.  39.1659 N, 106.2654 W.  
Sagebrush with scattered aspen, limber and bristlecone pines, south aspect. Phenology: vegetative only. 

Emily A. Holt, 6595.  7/9/2001. 		RM 
_________________________________________________________________________

431.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: along beginning of Trail 1917, ca 3 air mi NNE of Biglow.  Elev. 10000-10200 ft.
T8S R83W S3.  39.3836 N, 106.6464 W.  
Mixed conifer (spruce-fir with lodgepole and aspen). Phenology: vegetative only. 

Emily A. Holt, 6866.  7/17/2001. 		RM 
_________________________________________________________________________

432.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Central Colorado: Sawatch Range, West Slope Continental Divide: at Elk Wallow Campground, ca 5 air mi ESE of Thomasville.  Elev. 8800 ft.
T8S R83W S24.  39.3404 N, 106.609 W.  
Lodgepole next to stream with willows. Phenology: vegetative only. 

Emily A. Holt, 6913.  7/17/2001. 		RM 
_________________________________________________________________________

433.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: along Reudi Trail at west end of reservoir, to second powerline crossing from trailhead, ca 11.5 air mi E of Basalt.  Elev. 8000-8600 ft.
T8S R84W S7.  39.3724 N, 106.8133 W.  
Dense aspen woodland with interspersed lodgepole. Phenology: vegetative only. 

Emily A. Holt, 6960.  7/18/2001. 		RM 
_________________________________________________________________________

434.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Central Colorado: Sawatch Range, West Slope Continental Divide: along Smuggler Mountain Road to Warren Lakes, only ca 1 mi E on road, ca 1 air mi E of Aspen.  Elev. 9000 ft.
T10S R85W S8.  39.1969 N, 106.9071 W.  
Aspen woodland with some lodgepole. Phenology: vegetative only. 

Emily A. Holt, 6980.  7/18/2001. 		RM 
_________________________________________________________________________

435.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Sawatch Range, East Slope Continental Divide: off Colorado Trail, N on ridge above St. Kevin drainage to summit of Galena Mountain, ca 9 air mi NW of Leadville.  Elev. 11200-12900 ft.
T9S R81W S3; also T8S R81W S34.  39.296 N, 106.4321 W.  
Subalpine meadow with krummholz and alpine turf, south aspect. Phenology: vegetative only. 

Emily A. Holt, 7074.  7/19/2001. 		RM 
_________________________________________________________________________

436.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: along Forest Road 398 at Colorado Trail, heading S, ca 3 air mi W of Granite.  Elev. 9600-9800 ft.
T11S R80W S34.  39.0496 N, 106.3221 W.  
Aspen woodland. Phenology: vegetative only. 

Emily A. Holt, 7174.  7/27/2001. 		RM 
_________________________________________________________________________

437.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Sawatch Range, East Slope Continental Divide: along Mt. Elbert Trail, W of Colorado Trail to top of aspen/lodgepole forest, ca 14 air mi SW of Leadville.  Elev. 10400-11200 ft.
T11S R81W S12.  39.1072 N, 106.3963 W.  
Aspen woodland with lodgepole. Phenology: vegetative only. 

Emily A. Holt, 7362.  7/30/2001. 		RM 
_________________________________________________________________________

438.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Central Colorado: Sawatch Range, West Slope Continental Divide: along Hunter Creek Trail 1992, E of Forest Service sign to second large meadow (ca 1 mi), ca 2 air mi NE of Aspen.  Elev. 8600-9000 ft.
T9S R84W S3; also S4 and S5.  39.2993 N, 106.757 W.  
Aspen forest with several open montane meadows. Phenology: vegetative only. 

Emily A. Holt, 7810.  8/11/2001. 		RM 
_________________________________________________________________________

439.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: along Gore Creek Trail 2015, from Wilderness sign E ca 2.5 mi, ca 7 air mi E of Vail.  Elev. 9000-10000 ft.
T5S R79W S8; also S9 and S10.  39.6312 N, 106.2589 W.  
Mixed forest with aspen, lodgepole, spruce-fir and Douglas Fir. Phenology: vegetative only. 

Emily A. Holt, 7866.  8/14/2001. 		RM 
_________________________________________________________________________

440.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Central Colorado: Sawatch Range, West Slope Continental Divide: off Colo Hwy 82 at Lincoln Gulch Road turnoff, north side of highway, ca 9 air mi SE of Aspen.  Elev. 9800-10500 ft.
T11S R83W S5.  39.1216 N, 106.693 W.  
Mixed forest with lodgepole, spruce-fir, and aspen. Phenology: vegetative only. 

Emily A. Holt, 8016.  8/17/2001. 		RM 
     with Robert Booth
_________________________________________________________________________

441.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Central Colorado: Sawatch Range, East Slope Continental Divide: off south side of Forest Road 386 on Frenchmans Creek, at fork in road (at Forest Road 386 and Forest Road 387), ca 9 air mi NW of Buena Vista.  Elev. 9000-9300 ft.
T13S R79W S10.  38.9344 N, 106.2109 W.  
Lodgepole forest. Phenology: vegetative only. 

Emily A. Holt, 8137.  8/24/2001. 		RM 
     with Sarah Bergemann
_________________________________________________________________________

442.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Central Colorado: Sawatch Range, East Slope Continental Divide: at Twin Peaks Campground, ca 2.5 air mi SW of Twin Lakes.  Elev. 9600 ft.
T11S R81W S26; also S27.  39.064 N, 106.4149 W.  
Lodgepole forest with interspersed aspen. Phenology: vegetative only. 

Emily A. Holt, 8167.  8/24/2001. 		RM 
     with Sarah Bergemann
_________________________________________________________________________

443.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: above Lava Butte Lakes Creek just SE of Lava Butte, ca 9 air mi W of Burgdorf; ca 24 air mi NNE of New Meadows.  Elev. 6700-7000 ft.
T22N R3E S4 NW1/4; also N1/4 S5.  45.2763 N, 116.0957 W.  
Stony, grassy slope. Phenology: vegetative only. 

B. E. Nelson, 50481.  7/14/2000. 		RM 
_________________________________________________________________________

444.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains: at the head of Bench Creek, ca 9 air mi NE of Council; ca 10 air mi S of New Meadows.  Elev. 5600-5850 ft.
T17N R1E S10 NE1/4.  44.8246 N, 116.3203 W.  
Along stream channel in open mixed conifer forest. Phenology: vegetative only. 

B. E. Nelson, 50950.  7/19/2000. 		RM 
_________________________________________________________________________

445.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Long Valley: along the North Fork Payette River at Hartsell Bridge, ca 8.5 air mi SSW of McCall; ca 5 air mi NW of Donnelly.  Elev. 4860 ft.
T17N R3E S19 SE1/4 of SW1/4; also NE1/4 of NW1/4 S30.  44.7956 N, 116.1381 W.  
Sandy river bottom with overflow channels and woodland patches. Phenology: vegetative only. 

B. E. Nelson, 51146.  7/20/2000. 		RM 
_________________________________________________________________________

446.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Frank Church-River of No Return Wilderness: along Trail 003 on Chamberlain Creek from Red Top Creek to No Name Creek, ca 16 air mi NNE of Big Creek; ca 2-3 air mi WSW of Chamberlain Guard Station.  Elev. 5750-5950 ft.
T23N R10E S5 S1/4; S1/2 S4.  45.3633 N, 115.2562 W.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 51228.  7/22/2000. 		RM 
_________________________________________________________________________

447.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: Frank Church-River of No Return Wilderness: along Trail 025 between Tumbledown Bridge and Meadow of Doubt, ca 22-23 air mi NNE of Big Creek; ca 4.5-5.5 air mi N of Chamberlain Guard Station.  Elev. 6000-6400 ft.
T24N R10E S3.  45.4503 N, 115.2153 W.  
Boulder field slope. Phenology: vegetative only. 

B. E. Nelson, 51382.  7/24/2000. 		RM 
_________________________________________________________________________

448.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: southwest edge of Lost Valley Reservoir along Forest Road 089, ca 16 air mi N of Council; ca 9 air mi W of New Meadows.  Elev. 4800 ft.
T19N R1W S28 W1/2; also SW1/4 of SW1/4 S21 and E1/4 S20.  44.9554 N, 116.4632 W.  
Mixed conifer dominated lake shore and roadsides. Phenology: vegetative only. 

Joy Handley, 4204.  5/25/2000. 		RM 
_________________________________________________________________________

449.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Indian Valley: north shore of Ben Ross Reservoir, ca 12 air mi ESE of Cambridge; ca 14 air mi S of Council.  Elev. 3100-3300 ft.
T14N R1W S27 N1/2.  44.5205 N, 116.4417 W.  
Lakeside dominated by grass and Wyethia. Phenology: vegetative only. 

Joy Handley, 4293.  5/26/2000. 		RM 
_________________________________________________________________________

450.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Buckwheat Flats Research Natural Area: along Sage Creek, ca 5 air mi SW of Midvale; ca 12 air mi SW of Cambridge.  Elev. 3000-3400 ft.
T13N R4W S20 E1/4.  44.4468 N, 116.8428 W.  
Riparian area of creek. Phenology: vegetative only. 

Joy Handley, 4464.  5/27/2000. 		RM 
_________________________________________________________________________

451.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains: along Forest Rd 718 just N of Mill Creek Summit, ca 21 air mi ESE of Cambridge; ca 22 air mi E of Midvale.  Elev. 4800-4900 ft.
T13N R1E S13.  44.4613 N, 116.2838 W.  
Riparian area with mixed conifer overstory. Phenology: vegetative only. 

Joy Handley, 4595.  5/31/2000. 		RM 
_________________________________________________________________________

452.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Hitt Mountains: along logging road just E of Wash Pan Creek, ca 13 air mi NW of Cambridge; ca 23 air mi WSW of Council.  Elev. 5000-5300 ft.
T15N R5W S1 NW1/4; also NE1/4 S2 and T16N R5W SE1/4 S35.  44.6653 N, 116.887 W.  
Mixed conifer overstory with many areas of recent timber harvest. Phenology: vegetative only. 

Joy Handley, 5013.  6/8/2000. 		RM 
_________________________________________________________________________

453.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Cuddy Mountains: Goodrich Creek Research Natural Area: along Goodrich Creek, ca 9 air mi SW of Council; ca 8 air mi NNE of Cambridge.  Elev. 3100-3867 ft.
T16N R2W S32 SE1/4; also SW1/4 S33 and T15N R2W NE1/4 S5.  44.6798 N, 116.6037 W.  
Roadside riparian area in grass and shrub rangeland. Phenology: vegetative only. 

Joy Handley, 5178.  6/11/2000. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

454.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Long Valley: Ponderosa State Park: N of McCall, ca 10 air mi E of New Meadows.  Elev. 5000 ft.
T19N R3E S34; also S22, S27; also T18N R3E S3.  44.9554 N, 116.0758 W.  
Mixed conifer forest with open meadows and marshes. Phenology: vegetative only. 

Joy Handley, 5362.  6/15/2000. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

455.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains: Twentymile Creek Trail, ca 16 air mi NNE of McCall; ca 18 air mi NE of New Meadows.  Elev. 5600-6200 ft.
T21N R4E S27; also South1/4 S20, South1/4 S21, N1/4 S28, N1/2 S29, S34; also T21N R3E SE1/4 S19 and NE1/4 S30.  45.1294 N, 115.9535 W.  
Mixed conifer forest, partially burned 6 years previous. Phenology: vegetative only. 

Joy Handley, 5908.  6/23/2000. 		RM 
     with Phillip G. Lawrence
_________________________________________________________________________

456.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Cuddy Mountains: Cuddy Mountain, just S of East Brownlee Creek, ca 14 air mi NNE of Cambridge; ca 18 air mi W of Council.  Elev. 5700-6300 ft.
T16N R4W S2 NW1/4; NE1/4 S3 and T17N R4W SW1/4 S35.  44.7522 N, 116.7858 W.  
Overstory dominated by Pseudotsuga menziesii with patches of Populus tremuloides. Phenology: vegetative only. 

Joy Handley, 5953.  6/25/2000. 		RM 
     with Phillip G. Lawrence
_________________________________________________________________________

457.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Cuddy Mountains: Boundary Trail, just S of Grizzly Basin, ca 8 air mi N of Cambridge; ca 13 air mi W of Council. Also SE/14  Elev. 4000-4700 ft.
T16N R3W S27; S28.  44.6943 N, 116.6846 W.  
Mostly south-facing slopes along fence line with moist drainages. Phenology: vegetative only. 

Joy Handley, 6147.  6/27/2000. 		RM 
     with Phillip G. Lawrence
_________________________________________________________________________

458.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Frank Church-River of No Return Wilderness: East Fork Crooked Creek Trail, N from junction with Blackburn Saddle Trail, ca 18 air mi NE of Big Creek Guard Station; ca 15 air mi SE of Chamberlain Basin Guard Station.  Elev. 6200-6500 ft.
T22N R12E S28.  45.2183 N, 114.9901 W.  
Trailside and lodgepole overstory burnt 12 years previous. Phenology: vegetative only. 

Joy Handley, 6455.  7/1/2000. 		RM 
_________________________________________________________________________

459.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains: Sloans Point, ca 7.5 air mi ENE of Donnely; ca 14 air mi SE of McCall.  Elev. 6100-6280 ft.
T16N R4E S12 NW1/4; also NE1/4 S11 and T17N R4E SW1/4 S1.  44.7377 N, 115.9155 W.  
Mixed conifer forest with timber harvest at various times in the past. Phenology: vegetative only. 

Joy Handley, 6911.  7/18/2000. 		RM 
     with B. E. Nelson
_________________________________________________________________________

460.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Salmon River Mountains: along Forest Road 303, S of Threemile Creek, ca 4 air mi NE of New Meadows; ca 8 air mi NW of McCall.  Elev. 5200-5450 ft.
T19N R2E S10 SW1/4.  44.9989 N, 116.1981 W.  
Park in mixed conifer forest. Phenology: vegetative only. 

Joy Handley, 6930.  7/18/2000. 		RM 
     with B. E. Nelson
_________________________________________________________________________

461.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Frank Church-River of No Return Wilderness: Chamberlain Creek Trail (Trail 033), ca 1 mi E of Deer Creek to 0.5 mi W of Skull Creek, ca 4-6 air mi E of Chamberlain Guard Station; ca 20 air mi NE of Big Creek Guard St  Elev. 4800-5200 ft.
T24N R11E S34.  
Trailside in mixed conifer forest. Phenology: vegetative only. 

Joy Handley, 7300.  7/23/2000. 		RM 
_________________________________________________________________________

462.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: Frank Church-River of No Return Wilderness: Flossie Lake, ca 4 air mi WNW of Chamberlain Guard Station; ca 11 air mi E of Mackay Bar.  Elev. 7100 ft.
T24N R10E S30.  45.3923 N, 115.2767 W.  
Along shore of subalpine lake. Phenology: vegetative only. 

Joy Handley, 7373.  7/24/2000. 		RM 
_________________________________________________________________________

463.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains: Anderson Creek Trail (Trail 212) off Forest Road 835, ca 9 air mi NE of Cascade; ca 15 air mi SE of Council.  Elev. 6000-6400 ft.
T14N R2E S3 N1/2; also T15N R2E South1/2 S34.  44.5784 N, 116.1988 W.  
Trailside and creekside; subalpine fir/Douglas fir overstory. Phenology: vegetative only. 

Joy Handley, 7551.  8/1/2000. 		RM 
     with Erin Peters
_________________________________________________________________________

464.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: China Mountain, ca 4 air mi SE of Warren Guard Station; ca 16 air mi NW of Big Creek Guard Station.  Elev. 7400-7950 ft.
T22N R7E S21 NE1/4.  45.2328 N, 115.6043 W.  
Abies lasiocarpa/Pinus contorta overstory. Phenology: vegetative only. 

Joy Handley, 8054.  8/13/2000. 		RM 
_________________________________________________________________________

465.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Long Valley: Little Payette Lake, northwest corner.  Elev. 5100 ft.
T18N R3E S1 NW1/4.  44.9264 N, 116.035 W.  
Edge of lake and roadside. Phenology: vegetative only. 

Ronald L. Hartman, 70346.  8/23/2000. 		RM 
_________________________________________________________________________

466.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Cuddy Mountains Area: Greasewood Flats on Washington County Line, along Forest Road 038, ca 9 air mi W of Council; ca 12 air mi NNE of Cambridge.  Elev. 5650-5750 ft.
T16N R2W S7 NW1/4 of SW1/4 of NE1/4; and SW1/4 of NW1/4 of NE1/4 S7.  44.7373 N, 116.6239 W.  
Dominated by Artemisia tridentata, Wyethia helianthoides, and Balsamorhiza sagittata, with Veratrum californicum near streams; several small streams running through. Phenology: vegetative only. 

Joy Handley, 1028.  6/27/1999. 		RM 
     with Phill Lawrence
_________________________________________________________________________

467.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Cuddy Mountains Area: drainage between Ditch and Grouse creeks above Forest Road 060, ca 18 air mi NW of Council; ca 21.5 air mi N of Cambridge.  Elev. 5200-5400 ft.
T18N R3W S20 E1/4 of NW1/4.  44.8829 N, 116.7283 W.  
North-facing drainage in old burn; brushfield; basalt soil. Phenology: vegetative only. 

Joy Handley, 1180.  6/30/1999. 		RM 
_________________________________________________________________________

468.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Hitt Mountains Area: between Bear Saddle and Coffee Flat, ca 15 air mi NW of Midvale; ca 15 air mi WNW of Cambridge.  Elev. 6000-6500 ft.
T15N R5W S29 N1/2 of SW1/4; South1/2 of NW1/4 and .  44.607 N, 116.968 W.  
Shrubfield in logged area with Abies lasiocarpa, Ceanothus velutinus, Prunus, Symphoricarpos, and Artemisia tridentata. Phenology: vegetative only. 

Joy Handley, 1719.  7/10/1999. 		RM 
_________________________________________________________________________

469.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains Area: Lick Creek Summit and Summit Lake Area, ca 12 air mi NE of McCall; ca 17.5 air mi ENE of New Meadows.  Elev. 6700-6900 ft.
T20N R4E S26 W1/2 of SW1/4 of SE1/4; E1/2 of SE1/4 of SW1/4 and .  45.0424 N, 115.9331 W.  
Rocky area around subalpine lake; granite parent material; stand replacing fire 5 years previous. Phenology: vegetative only. 

Joy Handley, 1931.  7/14/1999. 		RM 
     with Alma Hansen
_________________________________________________________________________

470.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains Area: Spring Creek on Forest Road 340, ca 6.5 air mi NE of Yellow Pine; ca 8 air mi SSW of Big Creek.  Elev. 6500-6650 ft.
T20N R9E S31 SW1/4 of NE1/4; NW1/4 of SE1/4 and .  45.0279 N, 115.4029 W.  
Meadow dominated by Carex and Artemisia tridentata. Phenology: vegetative only. 

Joy Handley, 2305.  7/23/1999. 		RM 
_________________________________________________________________________

471.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains Area: Jacobs Ladder Flat by Forest Road 340, ca 3.5 air mi SSW of Big Creek; ca 11 air mi NE of Yellow Pine.  Elev. 5800 ft.
T20N R9E S10 South1/2 of SE1/4.  45.0859 N, 115.3418 W.  
Dominated by Artemisia tridentata and Potentilla fruticosa; many dry stream channels filled with cobbles. Phenology: vegetative only. 

Joy Handley, 2479.  7/24/1999. 		RM 
_________________________________________________________________________

472.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Hitt Mountains Area: Sturgill Peak along Forest Road 009, ca 13.5 air mi WNW of Cambridge; ca 14 air mi NW of Midvale.  Elev. 6600-6900 ft.
T15N R5W S28 N1/2.  44.607 N, 116.9477 W.  
Pseudotsuga menziesii/Abies lasiocarpa/mixed shrubs; basalt parent material. Phenology: vegetative only. 

Joy Handley, 2543.  7/28/1999. 		RM 
_________________________________________________________________________

473.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains Area: Carey Dome, ca 8.5 air mi N of Burgdorf; ca 10 air mi E of Riggins.  Elev. 7500-7685 ft.
T24N R4E S24 SE1/4.  45.4064 N, 115.9116 W.  
Stand replacing fires five years previous; granite parent material. Phenology: vegetative only. 

Joy Handley, 2605.  7/30/1999. 		RM 
_________________________________________________________________________

474.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountains: south side below Youngs Pass, ca 31 air mi N of Rawlins; ca 11 air mi SE of Three Forks Junction.  Elev. 7900 ft.
T26N R88W S1.  42.253 N, 107.2991 W.  
Limber pine and Douglas fir community with scattered aspen. Phenology: vegetative only. 

Amy J. Roderick, 1688.  7/5/1997. 		RM 
_________________________________________________________________________

475.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains Area: Snowslide Lake Trail, ca 9.5 air mi NE of McCall; ca 17 air mi E of New Meadows.  Elev. 5900-7200 ft.
T19N R4E S10 SE1/4; also SW1/4 S11; also E1/2 of NW1/4, SW1/4 of SW1/4 of NE1/4 and NW1/4 of NW1/4 of SE1/4 S14.  44.9989 N, 115.9534 W.  
Rocky granite parent material in mixed conifer overstory. Phenology: vegetative only. 

Joy Handley, 2876.  8/3/1999. 		RM 
_________________________________________________________________________

476.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Grass Mountains Area: Grass Mountain Lakes Trail and lower east-facing slopes, ca 14.5 air mi NNE of New Meadows; ca 18.5 air mi NNW of McCall.  Elev. 6800-7500 ft.
T21N R2E S11 SW1/4; N1/2 and also SE1/4 S10.  45.1729 N, 116.1777 W.  
Open Abies lasiocarpa and subalpine meadows; granite parent material. Phenology: vegetative only. 

Joy Handley, 2978.  8/4/1999. 		RM 
_________________________________________________________________________

477.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Frank Church-River of No Return Wilderness: Big Creek Trail to Beaver Creek Trail, ca 3 air mi NW of Big Creek; ca 17 air mi NW of Yellow Pine.  Elev. 5100-5408 ft.
T21N R9E S13 SE1/4; also T21N R10E S18 South1/2, S17; also NW1/4 of S16.  45.1584 N, 115.301 W.  
Mixed conifer/Pseudotsuga menziesii overstory, mostly south-facing slopes/trailside. Phenology: vegetative only. 

Joy Handley, 3079.  8/8/1999. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

478.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Cuddy Mountains Area: Hornet Reservoir, ca 15 air mi NW of Council; ca 16 air mi NNW of Cambridge.  Elev. 7050 ft.
T17N R3E S20 NW1/4.  44.7952 N, 116.7251 W.  
Granite outcrop; lakeside with Pinus ponderosa. Phenology: vegetative only. 

Joy Handley, 3490.  8/12/1999. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

479.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains Area: Frog Pond off Forest Road 199, ca 6 air mi NE of Council; ca 14 air mi S of New Meadows.  Elev. 5300 ft.
T17N R1E S33 NE1/4 of NE1/4; and NW1/4 of NW1/4 S34.  44.7663 N, 116.3405 W.  
Beaver pond, Abies grandis overstory/mixed shrub. Phenology: vegetative only. 

Joy Handley, 3501.  8/14/1999. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

480.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains Area: Warm Springs Trail (203), along east side of Warm Spring Creek, off Forest Road 186, ca 8 air mi SE of Council; ca 12.5 air mi SW of Donnelly.  Elev. 3750-4300 ft.
T15N R1E S11 W1/2; also SW1/4 S2.  44.6504 N, 116.3 W.  
Basalt soil; moderately steep, mostly west facing slopes. Phenology: vegetative only. 

Joy Handley, 688.  6/22/1999. 		RM 
_________________________________________________________________________

481.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains Area: south side of Forest Road 185, ca 2 mi NW of No Business Mountain Lookout; ca 8 air mi NW of Donnelly.  Elev. 6450 ft.
T17N R2E S28 NW1/4 of NW1/4 of SW1/4.  44.7808 N, 116.2191 W.  
Perimeter of Allium madidum population on compacted basalt soil; mainly small forbs with Pseudotsuga menziesii and Populus tremuloides; slight west facing slope. Phenology: vegetative only. 

Joy Handley, 799.  6/24/1999. 		RM 
_________________________________________________________________________

482.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Shingle Creek, along Mill Creek Road (Forest Road 183), ca 5.5 air mi NE of Council; ca 13.5 air mi SSW of New Meadows.  Elev. 4650 ft.
T17N R1E S29 SE1/4 of NE1/4; NE1/4 of SE1/4 S19; .  44.7808 N, 116.3 W.  
Fenced riparian area; most of soil saturated, some standing water; dominated by Carex and scattered Salix. Phenology: vegetative only. 

Joy Handley, 935.  6/25/1999. 		RM 
     with Phill Lawrence
_________________________________________________________________________

483.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Cuddy Mountains Area: below Stony Point on Forest Road 041, ca 9 air mi WNW of Council; ca 14 air mi NNE of Cambridge.  Elev. 5600-5700 ft.
T17N R2W S32 SW1/4 of NW1/4; and NW1/4 of SW1/4 S32.  44.7952 N, 116.5429 W.  
Aspen grove with small creek running through; dominated by Populus tremuloides and Veratrum californicum; mostly southeast-facing slopes. Phenology: vegetative only. 

Joy Handley, 973.  6/27/1999. 		RM 
     with Phill Lawrence
_________________________________________________________________________

484.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Dennett Creek, 3-6 mi E of Snake River.  Elev. 2920-4600 ft.
T14N R6W S9; also SE1/4 of NE1/4 S8 and South1/2 S10.  44.5636 N, 117.0894 W.  
Sagebrush slopes, streamside, juniper and Douglas fir above on gravelly shale. Phenology: vegetative only. 

Ronald L. Hartman, 64478.  6/5/1999. 		RM 
     with Joy Handley
_________________________________________________________________________

485.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: Sierra Madre/Park Ranges: Park Range: ca 16 air mi W of Walden.  Elev. 8800-8900 ft.
T9N R82W S14.  
Open areas in lodgepole pine. 

Nancy Kastning, 1380.  9/3/1988. 		 
_________________________________________________________________________

486.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra Madre/Park Ranges: Park Range: ca 17 air mi WNW of Kremmling by Morrison Creek.  Elev. 8200-8400 ft.
T2N R83W S6.  
Ridge sides and hilltops. 

Nancy Kastning, 1694.  6/14/1989. 		 
     with David Culp
_________________________________________________________________________

487.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: Sierra Madre/Park Ranges: Park Range: ca 19 mi NNW of Walden on Battle Ridge.  Elev. 8500-9100 ft.
T11N R81W S5.  
In sagebrush grassland. 

Nancy Kastning, 1710.  6/14/1989. 		 
_________________________________________________________________________

488.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: Routt National Forest: ca 2 air mi SSE of Lynx Pass on Morrison Creek Road, ca 13 air mi ESE of Yampa; ca 29 air mi SSE of Steamboat Springs.  Elev. 8800-9200 ft.
T1N R83W S2; also S3.  40.0833 N, 106.6674 W; uncertainty 2 mi..  
Edge of mixed conifer-aspen forest-silver sage-meadow. 

B. E. Nelson, 17376.  7/31/1989. 		 
     with Steven Nelson
_________________________________________________________________________

489.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: Routt National Forest: Lone Spring Butte, ca 5.5 air mi ESE of Yampa, ca 24 air mi SSE of Steamboat Springs.  Elev. 10200 ft.
T2N R84W S21.  40.1275 N, 106.8205 W.  
Aspen forest on south-facing slope and ridgetop. 

B. E. Nelson, 17460.  8/1/1989. 		 
     with Steven Nelson
_________________________________________________________________________

490.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: along Service Creek ca 4 air mi above the Yampa River, ca 15.5 air mi SSE of Steamboat Springs.  Elev. 8400 ft.
T4N R83W S31.  40.2748 N, 106.7439 W.  
Meadows and aspen woods with bracken; blue and varigated forms together. 

B. E. Nelson, 17563.  8/3/1989. 		 
     with Steven Nelson
_________________________________________________________________________

491.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: Routt National Forest: On ridge between South Fork Soda and Spring Creeks, ca 4.5 air mi WSW of Buffalo Pass, ca 4.5 air mi NE of Steamboat Springs.  Elev. 9300 ft.
T7N R83W S36.  40.5322 N, 106.6635 W.  
Aspen woods. 

B. E. Nelson, 17761.  8/6/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

492.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: Routt National Forest: Silver Creek Trailhead on Morrison Creek, ca 8.5 air mi NE of Yampa, ca 18 air mi S of Steamboat Springs.  Elev. 8000-8400 ft.
T3N R84W S23.  40.2159 N, 106.7822 W.  
Aspen groves. 

B. E. Nelson, 17847.  8/7/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

493.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: along Yarmony Creek at the southeast base of Congor Mesa, ca 20 air mi SE of Yampa; ca 1.5 air mi NE of Copper Spur.  Elev. 7400 ft.
T1S R83W S34.  39.9266 N, 106.6736 W.  
Brushy stream bottom. 

B. E. Nelson, 17956.  8/8/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

494.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: Routt National Forest: Above Volcano Siding ca 2 air mi SW of Long Park, ca 13.5 air mi SE of Yampa, ca 33 air mi S of Steamboat Springs.  Elev. 8600-8800 ft.
T1N R83W S32.  40.0096 N, 106.7248 W.  
Aspen woods. 

B. E. Nelson, 18126.  8/10/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

495.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Sierra MadreRange: Park Range: along Farnham Creek just below Gore Creek, ca 3 air mi NW of Gore Pass, ca 12 air mi WNW of Kremmling.  Elev. 9200 ft.
T2N R82W S32.  40.098 N, 106.61 W.  
Lodgepole pine forest in southerly facing slope. 

B. E. Nelson, 18236.  8/13/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

496.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Sierra MadreRange: Park Range: above North Fork Pass Creek on Red Dirt Road, ca 9 air mi NW of Kremmling.  Elev. 8600-8700 ft.
T2N R82W S13.  40.1422 N, 106.5335 W.  
Aspen woods. 

B. E. Nelson, 18277.  8/13/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

497.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: Sierra MadreRange: Park Range: ca 16 air mi W of Walden.  Elev. 8800-8900 ft.
T9N R82W S14.  40.7487 N, 106.5717 W.  
Open areas in lodgepole pine. 

Nancy Kastning, 1380.  9/3/1988. 		 
     with David Culp
_________________________________________________________________________

498.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: ca 17 air mi WNW of Kremmling by Morrison Creek.  Elev. 8200-8400 ft.
T2N R83W S6.  40.1717 N, 106.7439 W.  
Ridge sides and hilltops. 

Nancy Kastning, 1694.  6/14/1989. 		 
_________________________________________________________________________

499.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: Sierra MadreRange: Park Range: ca 19 mi NNW of Walden on Battle Ridge.  Elev. 8500-9100 ft.
T11N R81W S5.  40.952 N, 106.5146 W.  
In sagebrush grassland. 

Nancy Kastning, 1710.  6/14/1989. 		 
_________________________________________________________________________

500.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: Mad Creek Drainage, ca 7 air mi NNW of Steamboat Springs.  Elev. 6900-8300 ft.
T7N R85W S14.  40.5647 N, 106.8921 W.  
Forest and clearings along creek. 

Neil Snow, 4729.  8/3/1989. 		RM 
_________________________________________________________________________

501.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: west shoulder of Hahns Peak.  Elev. 9000-10839 ft.
T7N R85W S8; also S9.  40.5791 N, 106.9489 W.  
Spruce-fir-Pseudotsuga forest and adjacent meadows. 

Neil Snow, 4928.  8/4/1989. 		RM 
_________________________________________________________________________

502.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Sierra MadreRange: Park Range: Dumont Lake Picnic Area, ca 12 air mi SE of Steamboat Springs.  Elev. 9200 ft.
T5N R82W S8.  40.4068 N, 106.6252 W.  
Meadows and disturbed areas. 

Neil Snow, 5220.  8/4/1989. 		RM 
_________________________________________________________________________

503.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: Sierra MadreRange: Park Range: near junction of Forest Roads 600 and 689, ca 0.5 mi N of Big Creek Lake, ca 22 air mi NW of Walden; along South Fork Big Creek.  Elev. 8900 ft.
T11N R82W S9 NE1/4.  40.9374 N, 106.6098 W.  
Forest near creek. 

Neil Snow, 5406.  8/6/1989. 		RM 
_________________________________________________________________________

504.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: Gold Creek Drainage, adjcent to Mount Zirkel Wilderness boundary, ca 21 air mi NE of Steamboat Springs.  Elev. 8400-8600 ft.
T9N R83W S3.  40.7777 N, 106.705 W.  
Aspen groves. 

Neil Snow, 5709.  8/9/1989. 		RM 
_________________________________________________________________________

505.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: on and below Continental Divide above Spring and Low creeks, ca 19.5 air mi WSW of Saratoga.  Elev. 8000 ft.
T16N R87W S10.  41.3739 N, 107.1678 W.  
Aspen woods above snowdrift in an "aspen atoll" just below rim. Phenology: vegetative only. 

B. E. Nelson, 15857.  6/26/1988. 		RM 572674	Barcode: RM0263667
_________________________________________________________________________

506.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: along tributary of North Fork Big Creek at southeast base of Bear Mountain, ca 13 air mi SE of Encampment.  Elev. 8900 ft.
T13N R82W S29.  41.0664 N, 106.6342 W.  
Stony slope with scattered limber and lodgepole pines. Phenology: vegetative only. 

B. E. Nelson, 16109.  6/30/1988. 		RM 572675	Barcode: RM0263653
_________________________________________________________________________

507.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Ranges: Sierra Madre: ca 17.5 air mi SW of Encampment, ca 26 air mi E of Dixon.  Elev. 7900 ft.
T12N R86W S11 NW1/4.  41.0239 N, 107.0303 W; uncertainty 1 mi..  
Aspen slopes. Phenology: vegetative only. 

B. E. Nelson, 4206.  7/20/1979. 		RM 329275	Barcode: RM0264016
     with William Blunt
_________________________________________________________________________

508.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: ca 9 mi NNW of Blackhall Mountain, along the Encampment River.  Elev. 8000-8200 ft.
T13N R84W S1; also T14N R84W S36.  41.1248 N, 106.7867 W; uncertainty 2 mi..  
Fir-pine. 

Nancy Kastning, 1009.  8/6/1988. 		RM 
     with David Culp
_________________________________________________________________________

509.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: ca 10 mi NNW of Blackhall Mountain.  Elev. 8000-8300 ft.
T14N R83W S19.  41.1679 N, 106.7676 W; uncertainty 1 mi..  
Aspen. Phenology: vegetative only. 

Nancy Kastning, 494.  7/1/1988. 		RM 572663	Barcode: RM0263596
     with Sunny Kastning
_________________________________________________________________________

510.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: ca 2 mi SE of Quartzite Peak.  Elev. 8400-8800 ft.
T13N R86W S5; also S7 and S8.  41.1275 N, 107.0883 W; uncertainty 3 mi..  
Lodgepole pine forest. Phenology: vegetative only. 

Nancy Kastning, 655.  7/13/1988. 		RM 572664	Barcode: RM0263595
     with Lee Huston
_________________________________________________________________________

511.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: Sierra MadreRange: Park Range: near junction of Forest Roads 600 and 689, ca 0.5 mi N of Big Creek Lake, ca 22 air mi NW of Walden; along South Fork Big Creek.  Elev. 8900 ft.
T11N R82W S9 NE1/4.  40.9373 N, 106.6122 W.  
Forest near creek. 

Neil Snow, 5406.  8/6/1989. 		RM 
_________________________________________________________________________

512.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Plateau: Dempsey Ridge Road, ca 5 air mi NW of Kemmerer.  Elev. 7200-7400 ft.
T22N R106W S20.  41.8678 N, 109.4553 W.  
Sagebrush slopes, rock outcrops, and windswept ridges. Phenology: vegetative only. 

Ronald L. Hartman, 45428.  5/26/1994. 		RM 608851	Barcode: RM0263465
     with Tom Cramer and Charmaine Refsdal
_________________________________________________________________________

513.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: top of Dempsey Ridge, ca 7 air mi E of Cokeville.  Elev. 8400-8600 ft.
T24N R118W S3 NE1/4.  42 5' 5" N, 110 47' 50" W.  
Grassy ridge with fir on east slope. Phenology: vegetative only. 

Ronald L. Hartman, 45535.  5/26/1994. 		 
_________________________________________________________________________

514.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: top of Dempsey Ridge, ca 8 air mi SE of Cokeville.  Elev. 8400-8450 ft.
T24N R118W S22 SE1/4.  42 2' 2" N, 110 47' 50" W.  
Grassy slopes with scattered limber pine and subalpine fir. Phenology: vegetative only. 

Ronald L. Hartman, 45557.  5/26/1994. 		 
_________________________________________________________________________

515.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Wheat Creek to Windy Gap and Oyster Ridge, ca 14 air mi N of Kemmerer.  Elev. 7400-8000 ft.
T23N R115W S7 SW1/4; also S18; T23N R116W SE1/4 S12.  41 59' 59" N, 110 30' 18" W.  
Sagebrush slopes, sandstone and limestone outcrops, cushion plant communities on ridge, wet draws, and stream margins. Phenology: vegetative only. 

Ronald L. Hartman, 45661.  5/28/1994. 		 
     with Tom Cramer
_________________________________________________________________________

516.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Rock Creek Ridge, from Pine Creek Ski Area  Elev. 7000-7600 ft.
T24N R118W S4 N1/2; S 05 air mi .  42 5' 5" N, 110 49' W.  
Grassy and wooded slopes. Phenology: vegetative only. 

Ronald L. Hartman, 46999.  6/29/1994. 		 
     with Charmaine Refsdal
_________________________________________________________________________

517.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Plateau: Fish Creek and adjacent ridge to south, ca 5 air mi W of Lake Viva Naughton.  Elev. 7500-7800 ft.
T23N R118W S13.  41.9728 N, 110.7575 W.  
Douglas fir and lodgepole pine on rim and below with open grassy areas and riparian zone in bottom. Phenology: vegetative only. 

Ronald L. Hartman, 47079.  6/29/1994. 		RM 608846	Barcode: RM0264102
     with Charmaine Refsdal
_________________________________________________________________________

518.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Southern Sublette Range: ca 7 air mi N of Cokeville.  Elev. 7600-8212 ft.
T25N R119W S4; also T26N R119W South1/4 S33.  42.1839 N, 110.9783 W; uncertainty 1 mi..  
Ridgetop meadows, aspen groves, and rocky tops. Phenology: vegetative only. 

Thomas Cramer, 1263.  6/28/1994. 		RM 608882	Barcode: RM0263603
     with Jane T. Kellett
_________________________________________________________________________

519.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: vicinity of Coal Creek, ca 14 air mi N of Border Junction.  Elev. 6800-8000 ft.
T28N R119W S24 E1/4; also E1/16 S13; T28N R118W W1/4 S18.  42 24' 24" N, 110 54' 42" W.  
Sagebrush hills with aspen groves. Phenology: vegetative only. 

Thomas Cramer, 2113.  7/20/1994. 		RM 
_________________________________________________________________________

520.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Sublette Range: ca 18 air mi N of Cokeville.  Elev. 7000-7200 ft.
T27N R119W S14.  42.3294 N, 110.9319 W; uncertainty 1 mi..  
Hillside spring and beaver ponds with adjacent meadows, sagebrush, and lodgepole pine stands. Phenology: vegetative only. 

Thomas Cramer, 3889.  8/15/1994. 		RM 608880	Barcode: RM0263601
_________________________________________________________________________

521.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Salt Creek, just S of Bridger-Teton National Forest, ca 25 air mi N of Cokeville.  Elev. 6500-6800 ft.
T28N R119W S4 NE1/4.  42.4414 N, 110.9775 W; uncertainty 0.5 mi..  
Pondside willows and sagebrush, adjacent sagebrush, and open hillside. Phenology: vegetative only. 

Thomas Cramer, 4010.  8/15/1994. 		RM 608852	Barcode: RM0263600
_________________________________________________________________________

522.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ridge above and N of Hams Fork, ca 7.3 air mi NNW of Kemmerer.  Elev. 7180-7340 ft.
T22N R116W S15 S1/2.  41.8818 N, 110.5703 W.  
Brushy aspen grove below snow drift area. Phenology: vegetative only. 

B. E. Nelson, 34803.  6/7/1995. 		RM 644916	Barcode: RM0263507
_________________________________________________________________________

523.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Sublette Range: east side of the range at the confluence of Mill and South Fork Mill creeks, ca 8 air mi N of Cokeville; ca 35 air mi NW of Kemmerer.  Elev. 6760-7000 ft.
T26N R119W S35 NE1/4.  42.1971 N, 110.9443 W.  
Sagebrush-grassland slopes with scattered aspen, chokecherry, and juniper. Phenology: vegetative only. 

B. E. Nelson, 35790.  6/29/1995. 		RM 644915	Barcode: RM0263508
     with Tomas Cramer
_________________________________________________________________________

524.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Sublette Range: south end of the range above Quealy Reservoir, ca 3 air mi NNE of Cokeville; ca 30.5 air mi NW of Kemmerer.  Elev. 6580-7000 ft.
T25N R119W S25 NW1/4; also NE1/4 S26.  42.123 N, 110.923 W.  
Moist sagebrush-grassland adjacent to a small stream. Phenology: vegetative only. 

B. E. Nelson, 35897.  6/29/1995. 		RM 644914	Barcode: RM0263509
     with Tom Cramer
_________________________________________________________________________

525.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Salt River Range: along Smiths Fork at and above the mouth of Hobble Creek, ca 20 air mi N of Cokeville; ca 44 air mi NNW of Kemmerer.  Elev. 6950-7400 ft.
T28N R118W S27 SW1/4; also E1/4 S28.  42.3841 N, 110.8496 W.  
Aspen groves with talus areas and disturbed areas. Phenology: vegetative only. 

B. E. Nelson, 35910.  6/30/1995. 		RM 644913	Barcode: RM0263510
_________________________________________________________________________

526.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bear Lake County: Bear Lake Plateau: east slope of Boundary Ridge near the head of Poison Creek, ca 0.5 mi W of Wyoming, ca 20 air mi SE of Montpelier; ca 5-5.5 air mi W of Cokeville, Wyoming.  Elev. 7080-7480 ft.
T15S R46E S27 NE1/4.  42.093 N, 111.0625 W.  
Aspen-mountain shrub strip on the lee side of the ridge. Phenology: vegetative only. 

B. E. Nelson, 36055.  6/30/1995. 		 
_________________________________________________________________________

527.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Snow Hollow, ca 1.5 air mi E of Idaho, ca 5.5 air mi SW of Cokeville; ca 29 air mi NW of Kemmerer.  Elev. 6800-6900 ft.
T24N R120W S35 NW1/4.  42.0157 N, 111.0146 W.  
At the base of the slopes and in the canyon bottom. Phenology: vegetative only. 

B. E. Nelson, 36539.  7/8/1995. 		RM 644911	Barcode: RM0263511
     with C. H. Refsdal
_________________________________________________________________________

528.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Rock Creek Ridge ca 3 air mi N of Nugget Canyon and U.S. Hwy 30, ca 15.5 air mi SSE of Cokeville; ca 17.5 air mi WNW of Kemmerer.  Elev. 7140-7540 ft.
T22N R118W S19.  41.8669 N, 110.8601 W; uncertainty 1 mi..  
Aspen grove on the lee side of the ridge. Phenology: vegetative only. 

B. E. Nelson, 36658.  7/10/1995. 		RM 644910	Barcode: RM0263512
     with C. H. Refsdal
_________________________________________________________________________

529.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Dempsey Ridge, ca 15.5 air mi WNW of Kemmerer.  Elev. 7650-7800 ft.
T23N R118W S20 W1/2.  41.9562 N, 110.8408 W; uncertainty 1 mi..  
Aspen hillside with Douglas fir and limber pine. Phenology: vegetative only. 

Thomas Cramer, 10000.  7/30/1995. 		RM 644918	Barcode: RM0263505
     with Jane T. Kellett
_________________________________________________________________________

530.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Underwood Canyon, ca 8 air mi SE of Cokeville.  Elev. 7200-7400 ft.
T23N R118W S6 NE1/4.  42.0008 N, 110.8601 W.  
Sagebrush hillside with some Prunus and Amelanchier. Phenology: vegetative only. 

Thomas Cramer, 10090.  7/30/1995. 		RM 644917	Barcode: RM0263506
     with Jane T. Kellett
_________________________________________________________________________

531.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ca 17 air mi N of Kemmerer on South Fork Mountain.  Elev. 8350 ft.
T24N R116W S33 SW1/4.  42.0157 N, 110.5896 W; uncertainty 0.5 mi..  
Sagebrush meadow. Phenology: fruiting. 

Thomas Cramer, 5398.  6/3/1995. 		RM 644923	Barcode: RM0264035
_________________________________________________________________________

532.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: north end of Sublette Range, ca 18 air mi N of Cokeville.  Elev. 8200 ft.
T27N R119W S5.  42.3576 N, 111.0034 W; uncertainty 1 mi..  
Ridgetop swale with Amelanchier, sagebrush, and Cercocarpus. Phenology: vegetative only. 

Thomas Cramer, 6074.  6/14/1995. 		RM 644922	Barcode: RM0263502
     with Jane T. and Paul C. Kellett
_________________________________________________________________________

533.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ca 13.5 air mi N of Cokeville; Sublette Range at Raymond Creek.  Elev. 6400 ft.
T26N R119W S6 NE1/4.  42.27 N, 111.0231 W.  
Creek bottom with birch, chokecherry, Cornus, and willow thickets. Phenology: vegetative only. 

Thomas Cramer, 7607.  7/11/1995. 		RM 644921	Barcode: RM0264034
     with Jane T. Kellett
_________________________________________________________________________

534.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: South Fork Mountain, ca 20 air mi N of Kemmerer.  Elev. 9360 ft.
T24N R116W S10 NW1/4.  42.0752 N, 110.5703 W.  
Open Abies forest and roadside. Phenology: vegetative only. 

Thomas Cramer, 9695.  7/29/1995. 		RM 644920	Barcode: RM0263503
     with Jane T. Kellett
_________________________________________________________________________

535.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Trail Creek, ca 14.5 air mi N of Kemmerer.  Elev. 7700-7800 ft.
T23N R116W S6 E1/4.  42.0008 N, 110.6282 W; uncertainty 1 mi..  
Steep sagebrush hillside with Amelanchier, Prunus, and aspen stands. Phenology: vegetative only. 

Thomas Cramer, 9759.  7/29/1995. 		RM 644919	Barcode: RM0263504
     with Jane T. Kellett
_________________________________________________________________________

536.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 7.5 air mi ENE of Gunnison.  Elev. 8700-9100 ft.
T50N R2E S19 W1/2.  38.5798 N, 106.7932 W.  
Aspen, serviceberry, chokecherry, sagebrush drainage. Phenology: vegetative only. 

Kevin J. Taylor, 1061.  6/7/1997. 		 
_________________________________________________________________________

537.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4.5 air mi NNE of Almont.  Elev. 8900-9000 ft.
T15S R84W S30 NE1/4.  38.7183 N, 106.8228 W.  
South-facing sagebrush slope with interspersed patches of aspen. Phenology: vegetative only. 

Kevin J. Taylor, 1130.  6/10/1997. 		 
_________________________________________________________________________

538.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6.5 air mi NE of Almont.  Elev. 8400-9250 ft.
T15S R84W S22 South1/2.  38.7327 N, 106.7672 W.  
Steep south-facing drainage; ponderosa pine, Douglas fir, juniper, and aspen. Phenology: vegetative only. 

Kevin J. Taylor, 1215.  6/10/1997. 		 
_________________________________________________________________________

539.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 18 air mi W of Gunnison.  Elev. 8960 ft.
T49N R4W S12 NE1/4.  38.5215 N, 107.2479 W.  
Sagebrush-covered mesa. Phenology: vegetative only. 

Kevin J. Taylor, 1324.  6/13/1997. 		 
_________________________________________________________________________

540.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6.5 air mi NW of Sapinero.  Elev. 8000-8500 ft.
T49N R5W S10 W1/2.  38.5215 N, 107.3934 W.  
Sagebrush meadow interspersed with aspen and oak. Phenology: flowering. 

Kevin J. Taylor, 1399.  6/14/1997. 		 
_________________________________________________________________________

541.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4.5 air mi NNE of Parlin.  Elev. 8800-9000 ft.
T50N R2E S26 E1/2.  38.5652 N, 106.7205 W.  
Douglas fir-aspen woods and along creek. Phenology: vegetative only. 

Kevin J. Taylor, 1544.  6/17/1997. 		 
_________________________________________________________________________

542.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6 air mi NE of Gunnison.  Elev. 8400-8600 ft.
T50N R1E S14 E1/2.  38.5944 N, 106.8296 W.  
Sagebrush meadow. Phenology: vegetative only. 

Kevin J. Taylor, 1644.  6/17/1997. 		 
_________________________________________________________________________

543.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 5 air mi NE of Cimarron.  Elev. 9450-9600 ft.
T49N R6W S24.  38.4958 N, 107.4918 W.  
Aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 1781.  6/20/1997. 		 
_________________________________________________________________________

544.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Fossil Ridge Wilderness: South Lottis Creek, ca 4.5 air mi SSW of Taylor Reservoir.  Elev. 8680-9200 ft.
T15S R83W S12 W1/2.  38.7615 N, 106.6189 W.  
Lodgepole pine forest along creek. Phenology: vegetative only. 

Kevin J. Taylor, 2018.  6/24/1997. 		 
_________________________________________________________________________

545.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Fossil Ridge Wilderness: ca 7.5 air mi SSW of Taylor Reservoir.  Elev. 10100-10800 ft.
T15S R83W S22 South1/2.  38.7327 N, 106.6559 W.  
Lodgepole pine, shrub juniper forest. Phenology: vegetative only. 

Kevin J. Taylor, 2083.  6/24/1997. 		 
_________________________________________________________________________

546.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3.5 air mi WNW of Kebler Pass.  Elev. 8680-8800 ft.
T14S R87W S6 W1/2.  38.8623 N, 107.1567 W.  
Aspen woods, serviceberry, elderberry, snowberry. Phenology: vegetative only. 

Kevin J. Taylor, 2132.  6/27/1997. 		 
_________________________________________________________________________

547.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Raggeds Wilderness: Dark Canyon, ca 8 air mi NW of Kebler Pass.  Elev. 7200-8000 ft.
T13S R88W S2 South1/2.  38.9543 N, 107.1914 W.  
Steep north-facing slope leading out of canyon; Douglas fir, aspen, subalpine fir, Rocky Mountain maple. Phenology: vegetative only. 

Kevin J. Taylor, 2314.  6/28/1997. 		 
_________________________________________________________________________

548.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: southeast side of Snodgrass Mountain, ca 4 air mi N of Crested Butte.  Elev. 9600-9900 ft.
T13S R86W S14 N1/2.  38.92 N, 106.9712 W.  
Forest seep; aspen, lodgepole pine, subalpine fir, Engelmann spruce forest. Phenology: vegetative only. 

Kevin J. Taylor, 2366.  6/30/1997. 		 
_________________________________________________________________________

549.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi W of Kebler Pass.  Elev. 9200-9500 ft.
T14S R88W S12 N1/2.  38.8516 N, 107.1728 W.  
Aspen forest with occasional Engelmann spruce and subalpine fir; elderberry, snowberry, gooseberry. Phenology: vegetative only. 

Kevin J. Taylor, 2554.  7/6/1997. 		 
_________________________________________________________________________

550.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 2 air mi SSE of Beckwith Pass.  Elev. 9350-9700 ft.
T14S R88W S25 NW1/4.  38.8076 N, 107.1728 W.  
Aspen forest and open meadows; elderberry, gooseberry, Engelmann spruce, subalpine fir. Phenology: vegetative only. 

Kevin J. Taylor, 2636.  7/6/1997. 		 
_________________________________________________________________________

551.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 5 air mi SSW of Beckwith Pass.  Elev. 10100-10400 ft.
T15S R88W S3 South1/2.  38.7783 N, 107.21 W; uncertainty 1 mi..  
Spruce/fir forest and aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 2757.  7/7/1997. 		 
_________________________________________________________________________

552.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 4 air mi SSW of Beckwith Pass.  Elev. 9100-9200 ft.
T14S R88W S33 South1/2.  38.7929 N, 107.2286 W.  
Engelmann spruce/subalpine fir forest and aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 2828.  7/7/1997. 		 
_________________________________________________________________________

553.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: south side of Mount Emmons, ca 3 air mi W of Crested Butte.  Elev. 9300 ft.
T14S R86W S6 SE1/4.  38.8623 N, 107.0454 W.  
Around and near acid bog. Phenology: vegetative only. 

Kevin J. Taylor, 2939.  7/8/1997. 		 
_________________________________________________________________________

554.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Maroon Bells/Snowmass Wilderness: ca 2 air mi ENE of Gothic.  Elev. 9800-9950 ft.
T12S R86W S35 SE1/4.  38.9632 N, 106.9712 W.  
Spruce/fir forest and open meadows. Phenology: vegetative only. 

Kevin J. Taylor, 3089.  7/11/1997. 		 
_________________________________________________________________________

555.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4.5 air mi E of Crested Butte.  Elev. 8800-9100 ft.
T13S R85W S33 SE1/4.  38.8767 N, 106.897 W.  
Aspen forest; snowberry, elderberry. Phenology: vegetative only. 

Kevin J. Taylor, 3147.  7/14/1997. 		 
_________________________________________________________________________

556.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Middle Brush Creek, ca 8 air mi ENE of Crested Butte.  Elev. 9450-9600 ft.
T13S R85W S14 SE1/4.  38.92 N, 106.8599 W.  
Aspen forest along creek; gooseberry, elderberry. Phenology: vegetative only. 

Kevin J. Taylor, 3337.  7/15/1997. 		 
_________________________________________________________________________

557.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Brush Creek, ca 8 air mi NE of Crested Butte.  Elev. 10200-10300 ft.
T13S R85W S9 NE1/4; also NW1/4 S10.  38.9344 N, 106.897 W.  
Open meadow along creek; Salix. Phenology: vegetative only. 

Kevin J. Taylor, 3490.  7/15/1997. 		 
_________________________________________________________________________

558.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: southwest side of Whetstone Mountain, ca 3.5 air mi S of Crested Butte.  Elev. 10300-11000 ft.
T14S R86W S22 SE1/4.  38.8191 N, 106.9898 W.  
Talus slope with stunted aspen (avalanche stunted). Phenology: vegetative only. 

Kevin J. Taylor, 3599.  7/19/1997. 		 
_________________________________________________________________________

559.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 11.5 air mi ENE of Crested Butte.  Elev. 10300-10600 ft.
T13S R84W S21 NE1/4.  38.9055 N, 106.7858 W.  
Aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 4198.  8/2/1997. 		 
_________________________________________________________________________

560.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: along Mosquito Creek, ca 4 air mi NE of Pitkin.  Elev. 9800-10100 ft.
T51N R4E S25 SE1/4.  38.6501 N, 106.4698 W.  
Lodgepole pine forest; common juniper, elderberry, and aspen. Phenology: vegetative only. 

Kevin J. Taylor, 4562.  8/15/1997. 		 
_________________________________________________________________________

561.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4.5 air mi ENE of Pitkin.  Elev. 11100-11500 ft.
T51N R5E S30 E1/2.  38.6423 N, 106.45 W.  
Engelmann spruce. Phenology: vegetative only. 

Kevin J. Taylor, 4713.  8/15/1997. 		 
_________________________________________________________________________

562.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 12 air mi E of Gunnison.  Elev. 8450-8600 ft.
T49N R2E S11.  38.5215 N, 106.7205 W.  
Sagebrush drainage. Phenology: vegetative only. 

Kevin J. Taylor, 651.  5/27/1997. 		 
_________________________________________________________________________

563.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3.5 air mi NE of Gunnison.  Elev. 7800-8100 ft.
T50N R1E S16.  38.5944 N, 106.866 W.  
Sagebrush meadow. Phenology: vegetative only. 

Kevin J. Taylor, 674.  5/30/1997. 		 
_________________________________________________________________________

564.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin:  Elev. 8600-8800 ft.
T50N R1E S2 SE1/4; also NE1/4 S11.  38.6236 N, 106.8296 W.  
Sagebrush meadow. Phenology: vegetative only. 

Kevin J. Taylor, 750.  5/30/1997. 		 
_________________________________________________________________________

565.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: along Little Coal Creek, ca 5.5 air mi NE of Crawford.  Elev. 8000-8200 ft.
T15S R91W S11; also N1/2 S14.  38.7636 N, 107.5266 W.  
Along the creek. Phenology: vegetative only. 

Kevin J. Taylor, 840.  6/1/1997. 		 
_________________________________________________________________________

566.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 8.5 air mi E of Crawford.  Elev. 7500-7800 ft.
T15S R90W S28 S1/2.  38.7196 N, 107.4521 W.  
Spruce-fir-aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 890.  6/2/1997. 		 
_________________________________________________________________________

567.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 7.5 air mi WNW of Gunnison.  Elev. 8950-9200 ft.
T50N R2W S27 E1/2.  38.5652 N, 107.0661 W; uncertainty 1 mi..  
Douglas fir forest. Phenology: vegetative only. 

Kevin J. Taylor, 960.  6/6/1997. 		 
_________________________________________________________________________

568.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Beaver Reservoir to 1 mi NW.  Elev. 7800-8200 ft.
T14S R90W S21 N1/2; also S1/2 S16.  38.8223 N, 107.4521 W.  
Aspen slopes with Gambel oak-serviceberry above and spruce, subalpine fir, and cottonwood lined stream bottoms below. Phenology: vegetative only. 

Ronald L. Hartman, 56447.  5/19/1997. 		 
     with Kevin J. Taylor
_________________________________________________________________________

569.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 7.5 air mi NNE of Ohio.  Elev. 10950-11500 ft.
T51N R4E S20 SE1/4.  38.6646 N, 106.5438 W.  
Engelmann spruce/lodgepole pine forest. Phenology: vegetative only. 

Kevin J. Taylor, 10375.  8/10/1998. 		 778331
     with Chris Floyd and Josh Crayton
_________________________________________________________________________

570.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: along Gold Creek, ca 17 air mi NW of Paonia Reservoir.  Elev. 8500 ft.
T11S R91W S14 SE1/4.  39.101 N, 107.5266 W.  
Open meadow, stock pond, and aspen forest along creek. Phenology: vegetative only. 

Kevin J. Taylor, 10514.  8/16/1998. 		 778330
_________________________________________________________________________

571.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 2.5 air mi W of Pittsburg.  Elev. 11500-12400 ft.
T13S R87W S3 SW1/4.  38.9488 N, 107.101 W.  
Engelmann spruce krummholz and alpine ridge. Phenology: vegetative only. 

Kevin J. Taylor, 10838.  8/18/1998. 		 778329
_________________________________________________________________________

572.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 15 air mi N of Blue Mesa Reservoir.  Elev. 10350-10500 ft.
T51N R4W S12 SW1/4.  38.6966 N, 107.2479 W.  
Open sagebrush meadow on south-southwest-facing slope; Symphoricarpos. Phenology: vegetative only. 

Kevin J. Taylor, 11300.  8/23/1998. 		 778328
     with Christine Tonielli and Josh Crayton
_________________________________________________________________________

573.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 7 air mi WSW of Gunnison.  Elev. 7900-8150 ft.
T49N R2W S11 NW1/4.  38.5215 N, 107.0479 W.  
Sagebrush meadow and drainage. Phenology: flowering. 

Kevin J. Taylor, 4945.  5/18/1998. 		 778431
_________________________________________________________________________

574.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Northern Gunnison Basin: ca 12 air mi W of Sapinero.  Elev. 8700-8850 ft.
T49N R6W S28 SW1/4.  38.4812 N, 107.5473 W.  
West-facing slope; sagebrush, Quercus, and aspen. Phenology: flowering. 

Kevin J. Taylor, 4998.  5/19/1998. 		 778430
_________________________________________________________________________

575.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6 air mi ENE of Gunnison.  Elev. 8000-8350 ft.
T50N R1E S36 NW1/4.  38.5506 N, 106.8114 W.  
Sagebrush slope. Phenology: vegetative only. 

Kevin J. Taylor, 5162.  5/23/1998. 		 778429
_________________________________________________________________________

576.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 9 air mi ENE of Gunnison.  Elev. 8700-8900 ft.
T50N R2E S20 SE1/4.  38.5798 N, 106.775 W.  
Sagebrush slope along drainage. Phenology: vegetative only. 

Kevin J. Taylor, 5185.  5/23/1998. 		 778428
_________________________________________________________________________

577.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 9.5 air mi ESE of Gunnison.  Elev. 7850-8150 ft.
T49N R2E S9 NW1/4; also SW1/4 S4.  38.5215 N, 106.7569 W.  
South-facing sagebrush slope; Juniperus and Amelanchier. Phenology: vegetative only. 

Kevin J. Taylor, 5217.  5/24/1998. 		 778427
_________________________________________________________________________

578.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: northeast slope of McIntosh Mountain, ca 5 air mi WNW of Gunnison.  Elev. 8650-9000 ft.
T50N R1W S19 SE1/4.  38.5798 N, 107.0115 W.  
Sagebrush, aspen, juniper, and Symphoricarpos. Phenology: vegetative only. 

Kevin J. Taylor, 5330.  5/27/1998. 		 778426
_________________________________________________________________________

579.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 12 air mi WSW of Gunnison.  Elev. 8000 ft.
T49N R3W S13 SW1/4.  38.5069 N, 107.1388 W.  
Along drainage along dirt road; Populus, Salix, Amelanchier, and Ribes. Phenology: vegetative only. 

Kevin J. Taylor, 5378.  5/28/1998. 		 778425
_________________________________________________________________________

580.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6 air mi NNW of Gunnison.  Elev. 8150-8300 ft.
T50N R1W S3 NW1/4.  38.6236 N, 106.9569 W.  
Aspen forest and along forest edge. Phenology: vegetative only. 

Kevin J. Taylor, 5457.  5/28/1998. 		 778424
_________________________________________________________________________

581.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 1 air mi W of Almont.  Elev. 8300-8650 ft.
T51N R1E S21 SE1/4.  38.6674 N, 106.866 W.  
Sagebrush-covered drainage. Phenology: vegetative only. 

Kevin J. Taylor, 5492.  5/28/1998. 		 778423
_________________________________________________________________________

582.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 2 air mi N of Ohio.  Elev. 8950-9600 ft.
T50N R3E S14 N1/2.  38.5944 N, 106.6114 W.  
Steep, sagebrush slope and along Douglas-fir and aspen forest; Juniperus communis. Phenology: vegetative only. 

Kevin J. Taylor, 5506.  5/30/1998. 		 778422
_________________________________________________________________________

583.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3 1/4 air mi E of Parlin.  Elev. 8200-8500 ft.
T49N R3E S20 NW1/4.  38.4923 N, 106.6659 W; uncertainty 0.5 mi..  
East-facing sagebrush-covered slope and along spring; aspen, Amelanchier, and Symphoricarpos. Phenology: vegetative only. 

Kevin J. Taylor, 5548.  5/31/1998. 		 778421
_________________________________________________________________________

584.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 9 air mi E of Parlin.  Elev. 8400-8700 ft.
T49N R4E S19 NE1/4.  38.4923 N, 106.575 W.  
Northwest-facing slope; Juniperus communis, Douglas-fir, aspen, and Colorado blue spruce. Phenology: vegetative only. 

Kevin J. Taylor, 5577.  5/31/1998. 		 778420
_________________________________________________________________________

585.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Taylor River, ca 0.5 air mi E of Almont.  Elev. 7900-8300 ft.
T51N R1E S23 SW1/4.  38.6674 N, 106.8296 W.  
Steep, northwest-facing slope up from river. Phenology: vegetative only. 

Kevin J. Taylor, 5641.  5/31/1998. 		 778419
_________________________________________________________________________

586.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3 air mi NE of Almont.  Elev. 8000-8500 ft.
T15S R84W S32 SW1/4.  38.7039 N, 106.8043 W.  
Steep, northwest-facing slope; Douglas-fir forest; Juniperus communis, Ribes, and Juniperus. Phenology: vegetative only. 

Kevin J. Taylor, 5681.  6/3/1998. 		 778418
_________________________________________________________________________

587.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 12 air mi NNW of Gunnison.  Elev. 8650-8800 ft.
T51N R2W S11 E1/2.  38.6966 N, 107.0479 W.  
Sagebrush meadow and along aspen forest edge; much Taraxacum. Phenology: vegetative only. 

Kevin J. Taylor, 5755.  6/3/1998. 		 778417
_________________________________________________________________________

588.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 13.5 air mi WSW of Gunnison.  Elev. 8000-8400 ft.
T49N R3W S15 SW1/4.  38.5069 N, 107.1752 W.  
North-facing slope; Cercocarpus, Amelanchier, Symphoricarpos, Douglas-fir, Juniperus communis, and aspen. Phenology: vegetative only. 

Kevin J. Taylor, 5837.  6/4/1998. 		 778416
_________________________________________________________________________

589.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3.5 air mi NE of Sapinero.  Elev. 8000-8500 ft.
T49N R4W S29 SW1/4.  38.4777 N, 107.3207 W.  
East-facing slope; Quercus, Cercocarpus, Amelanchier, Comandra, Balsamorhiza, and aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 5923.  6/4/1998. 		 778393
_________________________________________________________________________

590.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 1 air mi NNW of southern edge of Paonia Reservoir.  Elev. 7150-7500 ft.
T13S R89W S5 E1/2.  38.9543 N, 107.359 W.  
Steep, northeast-facing slope; aspen, Douglas-fir, Amelanchier, Prunus, Symphoricarpos, Quercus, and poison ivy. Phenology: vegetative only. 

Kevin J. Taylor, 6008.  6/7/1998. 		 778392
_________________________________________________________________________

591.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: near West Fork of Terror Creek, ca 7 air mi NNW of Paonia.  Elev. 7700 ft.
T12S R92W S36 SW1/4.  38.969 N, 107.6198 W.  
Aspen forest near creek and forest openings; Picea pungens, Amelanchier, Quercus, and Prunus. Phenology: vegetative only. 

Kevin J. Taylor, 6096.  6/8/1998. 		 778391
_________________________________________________________________________

592.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi E of Paonia Reservoir.  Elev. 6550 ft.
T13S R88W S6 SE1/4.  38.9543 N, 107.2659 W; uncertainty 0.5 mi..  
Aspen forest; Quercus, Prunus, Amelanchier, and Symphoricarpos. Phenology: vegetative only. 

Kevin J. Taylor, 6194.  6/8/1998. 		 778390
_________________________________________________________________________

593.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3.5 air mi N of Taylor Park Reservoir.  Elev. 9600-10000 ft.
T13S R82W S19 South1/2.  38.9055 N, 106.6003 W.  
Lodgepole pine forest along creek; Ribes, Engelmann spruce, and subalpine fir. Phenology: vegetative only. 

Kevin J. Taylor, 6303.  6/11/1998. 		 778389
_________________________________________________________________________

594.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 0.5 air mi SW of Taylor Park Reservoir.  Elev. 9400-9900 ft.
T14S R83W S24 W1/2.  38.8191 N, 106.6189 W.  
Southeast-facing, rocky slope; lodgepole pine/limber pine; Paxistima, Ribes, aspen, and Juniperus communis. Phenology: vegetative only. 

Kevin J. Taylor, 6362.  6/11/1998. 		 778388
_________________________________________________________________________

595.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Taylor Canyon, ca 7 air mi NE of Almont.  Elev. 8500-8900 ft.
T15S R84W S23 SW1/4.  38.7327 N, 106.7487 W.  
Steep, north-facing cliff in canyon; Douglas-fir, lodgepole pine, Colorado blue spruce, aspen, Ribes, Cornus, and Acer. Phenology: vegetative only. 

Kevin J. Taylor, 6385.  6/11/1998. 		 778387
_________________________________________________________________________

596.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 5.5 air mi NNE of Almont.  Elev. 8700-8800 ft.
T15S R84W S17 SW1/4.  38.7471 N, 106.8043 W.  
Douglas-fir/juniper forest; aspen and Juniperus communis. Phenology: vegetative only. 

Kevin J. Taylor, 6470.  6/12/1998. 		 778386
_________________________________________________________________________

597.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 8.5 air mi N of Paonia.  Elev. 8850 ft.
T12S R91W S29 NE1/4.  38.9837 N, 107.5825 W.  
Aspen forest along creek; Alnus, Symphoricarpos, Amelanchier, and Prunus. Phenology: vegetative only. 

Kevin J. Taylor, 6573.  6/15/1998. 		 778385
_________________________________________________________________________

598.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 8.5 air mi NNE of Paonia.  Elev. 8550-8850 ft.
T12S R91W S28 NW1/4.  38.9837 N, 107.5639 W.  
Aspen forest; Symphoricarpos, Amelanchier, and Prunus. Phenology: fruiting. 

Kevin J. Taylor, 6599.  6/15/1998. 		 778384
_________________________________________________________________________

599.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: along Snowshoe Creek, ca 3.5 air mi SE of Paonia Reservoir.  Elev. 7000 ft.
T13S R89W S13 SW1/4.  38.925 N, 107.2845 W.  
Along creek; Salix, Cornus, Alnus, Amelanchier, Symphoricarpos, aspen, and Populus angustifolia. Phenology: vegetative only. 

Kevin J. Taylor, 6792.  6/16/1998. 		 778383
_________________________________________________________________________

600.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: along Trout Creek, ca 7.5 air mi NW of Kebler Pass.  Elev. 8200-8350 ft.
T13S R88W S22 SW1/4.  38.9103 N, 107.21 W.  
Aspen forest along creek. Phenology: vegetative only. 

Kevin J. Taylor, 6849.  6/16/1998. 		 778382
_________________________________________________________________________

601.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 2.5 air mi W of Almont.  Elev. 9200-9700 ft.
T51N R1E S20 SW1/4.  38.6674 N, 106.8842 W.  
Sagebrush hills and patches of aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 6956.  6/19/1998. 		 778381
_________________________________________________________________________

602.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 12 air mi W of Gunnison.  Elev. 9200-9350 ft.
T49N R3W S2 NE1/4.  38.536 N, 107.157 W.  
Along dry creek and west-facing, sagebrush-covered slope; Amelanchier, Rosa, Symphoricarpos, and aspen. Phenology: vegetative only. 

Kevin J. Taylor, 7020.  6/20/1998. 		 778380
_________________________________________________________________________

603.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: near Spring Creek, ca 7.5 air mi WSW of Taylor Reservoir.  Elev. 9500-9800 ft.
T14S R84W S28 NE1/4.  38.8047 N, 106.7858 W.  
Engelmann spruce/subalpine fir forest near creek. Phenology: vegetative only. 

Kevin J. Taylor, 7122.  6/20/1998. 		 778379
_________________________________________________________________________

604.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 2 air mi S of Paonia Reservoir.  Elev. 7050-7550 ft.
T13S R89W S16 SE1/4.  38.925 N, 107.3404 W.  
Steep, east-facing slope; Douglas-fir/ponderosa pine forest and aspen forest; Amelanchier, Prunus, and Symphoricarpos. Phenology: vegetative only. 

Kevin J. Taylor, 7226.  6/26/1998. 		 778378
_________________________________________________________________________

605.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 7 air mi SSW of Paonia Reservoir.  Elev. 9800-10600 ft.
T14S R89W S18 NE1/4.  38.837 N, 107.3776 W.  
Steep, north-facing slope; Engelmann spruce/subalpine fir forest; Douglas-fir and Ribes. Phenology: vegetative only. 

Kevin J. Taylor, 7336.  6/27/1998. 		 778377
_________________________________________________________________________

606.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 12.5 air mi ENE of Crawford.  Elev. 10200-10300 ft.
T14S R90W S36 SW1/4.  38.7929 N, 107.3963 W.  
Steep, south-facing talus slope; aspen, Douglas-fir and Ribes. Phenology: vegetative only. 

Kevin J. Taylor, 7371.  6/27/1998. 		 778376
_________________________________________________________________________

607.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 12 1/4 air mi ENE of Crawford.  Elev. 10200 ft.
T15S R90W S1 South1/2.  38.7783 N, 107.3963 W; uncertainty 0.5 mi..  
Oak, aspen, Symphoricarpos, Amelanchier, and Prunus. Phenology: vegetative only. 

Kevin J. Taylor, 7409.  6/28/1998. 		 778375
_________________________________________________________________________

608.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Fossil Ridge Wilderness: ca 10.5 air mi NE of Almont.  Elev. 9350-9450 ft.
T15S R83W S16 South1/2.  38.7471 N, 106.6745 W.  
Lodgepole pine/Douglas-fir forest; aspen, Shepherdia, and Juniperus communis. Phenology: vegetative only. 

Kevin J. Taylor, 7532.  7/1/1998. 		 778374
_________________________________________________________________________

609.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Fossil Ridge Wilderness: Crystal Creek, ca 10 air mi ENE of Almont.  Elev. 9800-10000 ft.
T15S R83W S33 SW1/4.  38.7039 N, 106.6745 W.  
Engelmann spruce/subalpine fir forest and lodgepole pine forest along creek. Phenology: vegetative only. 

Kevin J. Taylor, 7706.  7/2/1998. 		 778373
_________________________________________________________________________

610.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 6 air mi W of Taylor Park Reservoir.  Elev. 9800-10600 ft.
T14S R83W S18 E1/2.  38.8335 N, 106.7116 W.  
Engelmann spruce/lodgepole pine forest and open meadow; Ribes, aspen, and Juniperus communis. Phenology: vegetative only. 

Kevin J. Taylor, 7996.  7/7/1998. 		 778372
_________________________________________________________________________

611.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 6.5 air mi SSE of Paonia.  Elev. 8050-8800 ft.
T15S R91W S4 NE1/4.  38.7783 N, 107.5639 W.  
Oak, Symphoricarpos, and Amelanchier. Phenology: vegetative only. 

Kevin J. Taylor, 8476.  7/14/1998. 		 778371
_________________________________________________________________________

612.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 7 air mi ESE of Gould Reservoir.  Elev. 8700-8850 ft.
T50N R5W S19 SW1/4.  38.5798 N, 107.448 W.  
Aspen forest and forest edge; Symphoricarpos and Amelanchier. Phenology: vegetative only. 

Kevin J. Taylor, 8632.  7/15/1998. 		 778338
_________________________________________________________________________

613.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: along Middle Quartz Creek, ca 2 air mi E of Pitkin.  Elev. 9850 ft.
T50N R4E S11 SE1/4.  38.6068 N, 106.4883 W.  
Lodgepole pine/Colorado blue spruce forest along creek; Shepherdia, Lonicera, and Pentaphylloides. Phenology: vegetative only. 

Kevin J. Taylor, 9029.  7/24/1998. 		RM 778337
_________________________________________________________________________

614.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3 air mi S of Pitkin.  Elev. 9700 ft.
T50N R4E S27 SW1/4.  38.5635 N, 106.5068 W.  
Aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 9086.  7/24/1998. 		 778336
_________________________________________________________________________

615.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 9.5 air mi ENE of Parlin.  Elev. 8850 ft.
T49N R4E S17 NE1/4.  38.5069 N, 106.5568 W.  
Along creek; Salix. Phenology: vegetative only. 

Kevin J. Taylor, 9225.  7/24/1998. 		 778335
_________________________________________________________________________

616.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4.5 air mi ESE of Parlin.  Elev. 8200 ft.
T49N R3E S21 SW1/4.  38.4923 N, 106.6477 W.  
Granite outcrops; sagebrush. Phenology: vegetative only. 

Kevin J. Taylor, 9459.  7/25/1998. 		 778334
_________________________________________________________________________

617.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: The Castles, ca 10 air mi SSW of Kebler Pass.  Elev. 10300 ft.
T15S R87W S18 SE1/4.  38.7471 N, 107.1567 W.  
Southeast-facing slope; open meadow and Engelmann spruce/subalpine fir/aspen forest. Phenology: vegetative only. 

Kevin J. Taylor, 9566.  7/29/1998. 		 778333
_________________________________________________________________________

618.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: Mill Creek Valley, ca 10 1/4 air mi SSW of Kebler Pass.  Elev. 10000-10300 ft.
T15S R87W S33 SW1/4.  38.7039 N, 107.1196 W.  
Engelmann spruce/subalpine fir forest and open meadow. Phenology: vegetative only. 

Kevin J. Taylor, 9971.  7/30/1998. 		 778332
_________________________________________________________________________

619.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 18 air mi WSW of Meeteetse, West Fork Timber Creek, ca 1 mi W of the Timber Creek Ranger Station.  Elev. 7500-7900 ft.
T47N R103W S15; also S10.  44.0428 N, 109.2035 W.  
Picea engelmannii with Psuedotsuga menziesii and Arnica cordifolia; moist, open areas. 

Robert S. Kirkpatrick, 3648.  7/5/1984. 		RM 
_________________________________________________________________________

620.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County: Riparian Plants of the Cache la Poudre River: vicinity of Grey Rock Trailhead, ca 7 mi W of Teds Place on Colo Hwy 14.  Elev. 5550 ft.
T8N R70W S6; also T8N R71W S1.  
Riverbank with Pinus ponderosa. 

Gwen Kittel, 199.  7/19/1989. 		RM 
_________________________________________________________________________

621.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi SE of Hermosa in Red Shirt Creek.  Elev. 2850-3100 ft.
T4S R10E S16 E1/2.  43 42.75' N, 102 55.11' W to 43 41.19' N, 102 55.03' W; GPS Reading.  
In drainage of creek and steep slopes of drainage; soils are rock substrate with clayey silt. Phenology: vegetative only. 

Grace M. Kostel, 4259.  7/29/2004. 		RM 
_________________________________________________________________________

622.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Rancho del Rio Grande Grant: along Rio Chiquito on Forest Road 437, ca 1 air mi S of Pinoreal Peak, ca 6.5 air mi SE of Ranchos de Taos.  Elev. 8000-8400 ft.
T24N R13E S24 NE1/4.  36.3046 N, 105.5063 W; GPS Reading.  
White fir/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 65803.  7/28/2005. 		RM 946249	Barcode: RM0140955
_________________________________________________________________________

623.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Rancho del Rio Grande Grant: between Rito de la Olla and Forest Road 438, ca 3/4 mi SW of Puertocito, ca 12.5 air mi SE of Ranchos de Taos.  Elev. 9500-9800 ft.
T24N R14E S25 SW1/4.  36.2775 N, 105.4133 W; GPS Reading.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 65871.  7/31/2005. 		RM 946248	Barcode: RM0140954
_________________________________________________________________________

624.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Mogote Ridge: around Puertecito Tank and vicinity at Puertecito de las Ranas, ca 8 air mi SE of Canjilon; ca 24.5 air mi SE of Tierra Amarilla.  Elev. 9000-9100 ft.
T25N R6E S18 SE1/4.  36.3946 N, 106.3388 W; GPS Reading.  
Open ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 66028.  8/2/2005. 		RM 946247	Barcode: RM0140953
_________________________________________________________________________

625.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Carson National Forest and Vicinity: Sangre de Cristo Mountains: along Forest Road 76 from the forest boundary S ca 0.5 mi, ca 3-3.5 air mi SSW of Angel Fire; ca 16 ari mi ESE of Taos.  Elev. 8960-9040 ft.
T24N R15E S12 SW1/4.  36.3256 N, 105.3075 W; GPS Reading.  
Mature Douglas fir forest with blue spruce and aspen. Phenology: vegetative only. 

B. E. Nelson, 66299.  8/5/2005. 		RM 946246	Barcode: RM0140952
_________________________________________________________________________

626.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Mora County: Carson National Forest and Vicinity: Sangre de Cristo Range: Mora Grant: along Forest Road 76 above the head of Marias Canyon, ca 5.5 air mi SW of Black Lake; ca 18.5 air mi N of Mora.  Elev. 10580-10700 ft.
T23N R15E S11 NW1/4.  36.2461 N, 105.3269 W; GPS Reading.  
In or at the edge of Engelmann spruce/corkbark fir/bristlecone pine/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 66320.  8/5/2005. 		RM 946245	Barcode: RM0140951
_________________________________________________________________________

627.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: vicinity of Roadside Number 1 Tank and Forest Road Spur 87T, ca 5 air mi SW of San Miguel; ca 21.5 air mi NW of Tres Piedras.  Elev. 9380-9540 ft.
T31N R7E S28 NE1/4.  36.8996 N, 106.2035 W; GPS Reading.  
Aspen forest with mixed conifer understory. Phenology: vegetative only. 

B. E. Nelson, 66485.  8/8/2005. 		RM 946244	Barcode: RM0140950
_________________________________________________________________________

628.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Carson National Forest and Vicinity: Sangre de Cristo Range: Valle Vidal Unit: corral at county line on Forest Road 1950, ca 10 air mi NE of Red River.  Elev. 10000-10600 ft.
T29N R16E S4 E1/2; also W1/2 S31.  36.7843 N, 105.233 W; GPS Reading.  
Forested slopes with Picea engelmannii, ridgeline meadow with Danthonia parryi. Phenology: vegetative only. 

Jill E. Larson, 1005.  6/12/2005. 		RM 946271	Barcode: RM0140977
_________________________________________________________________________

629.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: south and west slopes of San Antonio Mountain, Forest Road 87, ca 14 air mi N of Tres Piedras.  Elev. 8600-10900 ft.
T30N R8E S13 E1/2; also T30N R9E S7, S8, S17, S18, S19, S20.  36.8298 N, 106.0358 W; GPS Reading.  
Meadows and slopes forested with mixed conifer and aspen. Phenology: fruiting. 

Jill E. Larson, 1030.  6/14/2005. 		RM 946270	Barcode: RM0140976
_________________________________________________________________________

630.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Broke Off Mountain, Forest Road 419, ca 16 air mi NW of Tres Piedras.  Elev. 10050 ft.
T30N R7E S25.  36.8052 N, 106.1597 W; GPS Reading.  
Logged mixed conifer forest, meadow and small stream with Potentilla fruiticosa. Phenology: vegetative only. 

Jill E. Larson, 1062.  6/14/2005. 		RM 946269	Barcode: RM0140975
_________________________________________________________________________

631.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Sangre de Cristo Range: Santa Barbara Campground at end of Forest Road 116, ca 8.5 air mi SE of Penasco.  Elev. 8900-9100 ft.
T22N R12E S35 SE1/4; also T21N R12E S1 NE1/4 and T21N R13E S N1/4.  36.0907 N, 105.6108 W; GPS Reading.  
Stream riparian and spruce-fir forest. Phenology: vegetative only. 

Jill E. Larson, 1196.  6/17/2005. 		RM 946268	Barcode: RM0140974
_________________________________________________________________________

632.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Forest Road 478, ca 12 air mi E of Talpa.  Elev. 9700-9850 ft.
T24N R14E S13 South 1/2; also N1/2 S24.  36.3048 N, 105.4076 W; GPS Reading.  
Mixed conifer forest with Populus tremuloides, logged areas. Phenology: vegetative only. 

Jill E. Larson, 1264.  6/18/2005. 		RM 946267	Barcode: RM0140973
_________________________________________________________________________

633.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 167 on Tusas Ridge, ca 8 air mi NW of Tres Piedras.  Elev. 9500 ft.
T29N R8E S33.  36.7002 N, 106.0928 W; GPS Reading.  
Mixed conifer forest and meadow. Phenology: vegetative only. 

Jill E. Larson, 1418.  6/20/2005. 		RM 946266	Barcode: RM0140972
_________________________________________________________________________

634.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Yerba Canyon, Forest Trail 61 off NM Hwy 150, ca 10 air mi NE of Arroyo Seco.  Elev. 8300-9300 ft.
T27N R13E S14.  36.5794 N, 105.5296 W; GPS Reading.  
Small stream riparian and canyon bottom. Phenology: vegetative only. 

Jill E. Larson, 1448.  6/21/2005. 		RM 946265	Barcode: RM0140971
_________________________________________________________________________

635.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Gold Hill via Gold Hill and Long Canyon trails, ca 3 air mi N of Twining.  Elev. 10500-12300 ft.
T28N R14E S28; also N1/4 S29 and S33.  36.6301 N, 105.4487 W; GPS Reading.  
Mixed conifer and subalpine forest and alpine tundra. Phenology: vegetative only. 

Jill E. Larson, 1596.  6/23/2005. 		RM 946264	Barcode: RM0140970
_________________________________________________________________________

636.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: U.S. Hwy 64, Jawbone Mountain, ca 18 air mi W of Tres Piedras.  Elev. 10175-10600 ft.
T29N R6E S23; SE1/4 S13; also S24, T29N R7E S18 SW1/4 and W1/2 S19.  36.7333 N, 106.2858 W; GPS Reading.  
Meadows, rocky ridges, and forest with spruce and aspen. Phenology: vegetative only. 

Jill E. Larson, 1669.  6/30/2005. 		RM 946263	Barcode: RM0140969
_________________________________________________________________________

637.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Elephant Rock off NM Hwy 38, ca 3 air mi W of Red River.  Elev. 8500-10500 ft.
T29N R14E S33 N1/2; also N1/2 S32, E1/2 S29, W1/2 S28.  36.7084 N, 105.4534 W; GPS Reading.  
Mixed conifer forest, old logging roads and rocky ridgeline. Phenology: vegetative only. 

Jill E. Larson, 1718.  7/1/2005. 		RM 946262	Barcode: RM0140968
_________________________________________________________________________

638.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Harris Bear Camp, Forest Road 636, ca 9 air mi SE of Canjilon.  Elev. 9550 ft.
T25N R6E S6 N1/4; also NW1/4 S5, T26N R6E S31 and SW1/4 S32.  36.436 N, 106.3113 W; GPS Reading.  
Mixed conifer forest and grassland. Phenology: vegetative only. 

Jill E. Larson, 1982.  7/6/2005. 		RM 946261	Barcode: RM0140967
_________________________________________________________________________

639.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Forest Road 703, Amole Canyon and old sheep driveway, ca 4 air mi NE of Penasco.  Elev. 8350-9400 ft.
T23N R13E S31; also S32 and W1/2 S33.  36.1909 N, 105.6047 W; GPS Reading.  
Mixed conifer forest and springs/drainages; old roadbed/sheep driveway. Phenology: vegetative only. 

Jill E. Larson, 2226.  7/10/2005. 		RM 946260	Barcode: RM0140966
_________________________________________________________________________

640.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Valle Vidal Unit: upper Costilla Creek from Forest Road 1900, ca 13 air mi NE of Red River.  Elev. 9150 ft.
T30N R15E S1 W1/2; also SE1/4 S2.  36.8615 N, 105.2975 W; GPS Reading.  
Stream riparian area and meadow uplands with scattered Engelmann spruce. Phenology: vegetative only. 

Jill E. Larson, 2710.  7/19/2005. 		RM 946259	Barcode: RM0140965
_________________________________________________________________________

641.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Pioneer Creek drainage via Forest Road 485, ca 3 air mi SW of Red River.  Elev. 9800-10800 ft.
T28N R14E S9.  36.6855 N, 105.4414 W; GPS Reading.  
Forest with Engelmann spruce, logged areas and roadside. Phenology: vegetative only. 

Jill E. Larson, 2773.  7/21/2005. 		RM 946258	Barcode: RM0140964
_________________________________________________________________________

642.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Rio Costilla Park, Latir Lakes, ca 8.5 air mi S of Amalia.  Elev. 11120-12960 ft.
36.8032 N, 105.4516 W; GPS Reading.  
Subalpine lakes, stream riparian and surrounding spruce forest. Phenology: vegetative only. 

Jill E. Larson, 2966.  7/23/2005. 		RM 946257	Barcode: RM0140963
     with Robert Peters
_________________________________________________________________________

643.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Cruces Basin Wilderness: Osha Canyon trailhead from Forest Road 572.  Elev. 9300-9830 ft.
T31N R6E S10 SE1/4; also SW1/4 S11 and W1/2 S14.  36.9254 N, 106.2848 W; GPS Reading.  
Sunny slopes and uplands; mixed conifer forest with aspen. Phenology: vegetative only. 

Jill E. Larson, 3181.  7/26/2005. 		RM 946256	Barcode: RM0140962
_________________________________________________________________________

644.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Lama Canyon, Forest Road 132A, ca 2 air mi E of Lama and Forest Road 9.  Elev. 8550 ft.
T28N R13E S19 E1/2; also W1/2 S20.  36.6466 N, 105.5895 W; uncertainty 1 mi..  
Canyon bottom with Rubus in burned area. Phenology: vegetative only. 

Jill E. Larson, 3304.  7/29/2005. 		RM 946255	Barcode: RM0140961
_________________________________________________________________________

645.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Osha Canyon Forest Service Trail 20 S toward Penascoso Mountain, ca 5 air mi E of Penasco.  Elev. 7850-10500 ft.
T22N R13E S6 SE1/4; also S7, S18, S19, S29, S30.  36.1644 N, 105.5988 W; GPS Reading.  
Ponderosa pine forest quickly turning to mixed conifer, creek riparian, and grazed meadows with Poa pratensis. Phenology: vegetative only. 

Jill E. Larson, 3514.  8/1/2005. 		RM 946254	Barcode: RM0140960
_________________________________________________________________________

646.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Moores Creek intersecring BLM Road 3404, ca 13.5 air mi ENE of Encampment.  Elev. 7800 ft.
T15N R81W S29 NW1/4.  41.2397 N, 106.5193 W.  
Along creek in aspen draw. Phenology: vegetative only. 

Amy J. Roderick, 2072.  7/10/1997. 		RM 
_________________________________________________________________________

647.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Valle de los Romeros W through Policarpio Canyon to Forest Road 76, Forest Trail 13, ca 4 air mi E of Tres Ritos.  Elev. 8700-9700 ft.
T22N R14E S22 NW1/4; also S15, S16, S17.  36.1345 N, 105.4412 W; GPS Reading.  
Meadow with Iris missouriensis and Veratrum, forest with aspen and spruce. Phenology: vegetative only. 

Jill E. Larson, 3826.  8/8/2005. 		RM 946253	Barcode: RM0140959
_________________________________________________________________________

648.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: north slope of San Antonio Mountain via Forest Road 118, ca 15 air mi N of Tres Piedras.  Elev. 8475-10200 ft.
T31N R9E S29; also S32.  36.8845 N, 106.0116 W; GPS Reading.  
Upland slopes with Arizona fescue, patches of mixed conifer and aspen forest. Phenology: vegetative only. 

Jill E. Larson, 3926.  8/9/2005. 		RM 946252	Barcode: RM0140958
_________________________________________________________________________

649.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Gavilan Canyon Trail 60.  Elev. 9200-11150 ft.
T28N R14E S31 SW1/4; also T27N R14E E1/2 S6.  36.6097 N, 105.5418 W; GPS Reading.  
Canyon bottom with Poa pratensis, stream riparian and mixed conifer slopes. Phenology: vegetative only. 

Jill E. Larson, 4308.  8/14/2005. 		RM 946251	Barcode: RM0140957
     with Robert Peters
_________________________________________________________________________

650.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Cruces Basin Wilderness: Osier Mesa N towards Mesa Lake from Forest Road 87, ca 13 air mi S of San Miguel.  Elev. 10400-10600 ft.
T32N R5E S26; also S23.  36.9761 N, 106.3925 W; GPS Reading.  
Mesa rim overlooking the river. Phenology: vegetative only. 

Jill E. Larson, 4597.  8/19/2005. 		RM 946250	Barcode: RM0140956
_________________________________________________________________________

651.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Forest Road 10, Capulin Canyon near trailhead, ca 6 air mi E of Taos.  Elev. 8300-8450 ft.
T25N R14E S20.  36.3866 N, 105.471 W; GPS Reading.  
Riparian, roadside and Pinus ponderosa/mixed conifer forest. Phenology: vegetative only. 

Jill E. Larson, 470.  6/1/2005. 		RM 946274	Barcode: RM0140980
_________________________________________________________________________

652.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Jicarilla Ranger District: U.S. Hwy 64 and Forest Road 310.  Elev. 7000 ft.
T29N R4W S1 N1/2.  36.7587 N, 107.2014 W; GPS Reading.  
Sandstone outcrops with pinyon/juniper and Artemisia tridentata. Phenology: vegetative only. 

Jill E. Larson, 516.  6/2/2005. 		RM 946273	Barcode: RM0140979
_________________________________________________________________________

653.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Forest Road 439 on Rio Grande del Rancho, ca 7.5 air mi N of Tres Ritos.  Elev. 8000-8500 ft.
T23N R14E S18 E1/2; also SW1/4 S17.  36.2249 N, 105.4859 W; GPS Reading.  
Side stream riparian and mixed conifer slopes. Phenology: vegetative only. 

Jill E. Larson, 947.  6/9/2005. 		RM 946272	Barcode: RM0140978
_________________________________________________________________________

654.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Hondo Canyon along Forest Road 606, SE of NM Hwy 68, up Hondo Canyon Creek 0.6 air mi.  Elev. 7350-7600 ft.
T24N R12E S30 W1/2.  36.2925 N, 105.7175 W to 36.296 N, 105.7105 W; GPS Reading.  
Riparian with Populus angustifolia, Salix, Alnus, and Betula. Phenology: vegetative only. 

Ronald L. Hartman, 80469.  5/17/2005. 		RM 946243	Barcode: RM0140949
     with Jill E. Larson
_________________________________________________________________________

655.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Carson National Forest and Vicinity: Cimarron Range: Colin Neblett Wildlife Area: Cimamon Canyon, 1-2 air mi E of Tolby Creek Campground (near bench mark 7873).  Elev. 7900 ft.
36.5256 N, 105.1825 W; GPS Reading.  
Stream banks and picnic area. Phenology: vegetative only. 

Ronald L. Hartman, 80749.  5/21/2005. 		RM 946242	Barcode: RM0140948
     with Jill E. Larson
_________________________________________________________________________

656.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: ca 1 mi W of Tres Piedras, by water tank.  Elev. 8255-8300 ft.
T28N R9E S15 South 1/2.  36.6539 N, 105.9777 W; GPS Reading.  
Ponderosa pine woodland. Phenology: vegetative only. 

Ronald L. Hartman, 80770.  5/22/2005. 		RM 946241	Barcode: RM0140947
     with Jill E. Larson
_________________________________________________________________________

657.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: upper Cabresto Creek surrounding Cabresto Park; road from turn to Cabresto Park then E to divide on Forest Road 134, NW to Ortiz Peak.  Elev. 10887-11209 ft.
T29N R15E S3 NW1/4; also T30N R15E SE1/4 S33.  36.7803 N, 105.329 W to 36.7921 N, 105.3415 W; GPS Reading.  
Spruce/fir forest. Phenology: vegetative only. 

Ronald L. Hartman, 81685.  7/31/2005. 		RM 946240	Barcode: RM0140946
_________________________________________________________________________

658.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: along Forest Road 222 at Road Tank #1 and ridge to N and W, ca 3 air mi SSW of Tres Piedras.  Elev. 8230-8500 ft.
T27N R9E S4 N1/4; also T28N R9E S33 SE1/4.  36.6104 N, 105.9855 W; GPS Reading.  
Valley bottom with oak thickets, aspen grove, and scattered pinyon and juniper. Phenology: vegetative only. 

B. E. Nelson, 67745.  5/10/2006. 		RM 955818	Barcode: RM0207732
_________________________________________________________________________

659.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Mora County: Carson National Forest and Vicinity: Sangre de Cristo Range: from Forest Road 76 to East Fork Luna Creek, 3/4-1 1/4 air mi SE of Cuchillo de Fernando, ca 6 air mi SW of Black Lake; ca 17 air mi SE of Taos.  Elev. 9900-10800 ft.
T23N R15E S4 E1/4; also W1/4 S3.  36.2539 N, 105.3412 W to 36.2492 N, 105.3389 W to 36.2494 N, 105.3473 W to 36.2508 N, 105.3508 W to 36.2633 N, 105.3463 W; uncertainty 0.25 mi..  
Old spruce clearcut on steep southerly-facing slope dominated by grasses. Phenology: vegetative only. 

B. E. Nelson, 69087.  8/3/2006. 		RM 955813	Barcode: RM0207522
_________________________________________________________________________

660.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Mora County: Carson National Forest and Vicinity: Sangre de Cristo Range: along Forest Road 76 at the head of a tributary of West Fork Luna Creek, ca 2 air mi NE of Cerro Vista, ca 7.5 air mi WSW of Black Lake.  Elev. 10580-10680 ft.
T23N R15E S5 SW1/4.  36.2525 N, 105.3766 W to 36.2528 N, 105.3787 W to 36.251 N, 105.3769 W; uncertainty 0.25 mi..  
Steep clearcut slopes and knoll. Phenology: vegetative only. 

B. E. Nelson, 69167.  8/3/2006. 		RM 955814	Barcode: RM0207523
_________________________________________________________________________

661.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: trailhead at end of Forest Road 161 and La Sierra Ditch, ca 3.5 air mi E of Jicarita Peak, ca 24.5 air mi S of Taos.  Elev. 10360-10440 ft.
T21N R14E S18 NW1/4; also T21N R13E S13 NE1/4.  36.0577 N, 105.5005 W to 36.9582 N, 105.5052 W; GPS Reading.  
In a Engelmann spruce/corkbark fir forest with scattered aspen and a rich herbaceous understory. Phenology: vegetative only. 

B. E. Nelson, 69364.  8/8/2006. 		RM 955815	Barcode: RM0207524
_________________________________________________________________________

662.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Carson National Forest and Vicinity: Cimarron Range: Colin Neblett State Wildlife Area: along Maverick Creek from U.S. Hwy 64, ca 0.5 air mi NE of Gravel Pit Lakes, ca 7 air mi E of Eagle Nest, ca 1.5 air mi W of Ute Park at area boundary.  Elev. 7800-8400 ft.
36.5539 N, 105.1537 W; GPS Reading.  
Along canyon rim; forest with Pseudotsuga menziesii and Pinus ponderosa with Juniperus communis var. depressa. Phenology: vegetative only. 

Jill E. Larson, 10010.  8/9/2006. 		RM 955822	Barcode: RM0207529
_________________________________________________________________________

663.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Carson National Forest and Vicinity: Cimarron Range: Colin Neblett State Wildlife Area: Tolby Creek ca 1.5 air mi S of Cimarron Canyon and U.S. Hwy 64, ca 3 air mi ESE of Eagle Nest, ca 1.5 air mi E of east shore of Eagle Nest Lake.  Elev. 8500-8750 ft.
36.5366 N, 105.2247 W; GPS Reading.  
Along creek with Alnus tenuifolia, Rosa, Rudbeckia laciniata var. ampla, and Rubus. Phenology: vegetative only. 

Jill E. Larson, 10116.  8/11/2006. 		RM 955821	Barcode: RM0207528
_________________________________________________________________________

664.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Sangre de Cristo Range: Pecos Wilderness: West Fork Rio Santa Barbara, Trail 25 below switchbacks up to No Fish Lake, ca 12 air mi E of Truchas and ca 11 air mi SSE of Penasco.  Elev. 10000-11500 ft.
T21N R13E S31 SW1/4; also T20N R12E S1 South 1/2.  35.9867 N, 105.618 W; uncertainty 0.25 mi..  
Steep slopes of limestone cobble with Mountain ash, Brickelia grandifolia, and Draba species. Phenology: vegetative only. 

Jill E. Larson, 10211.  8/12/2006. 		RM 955820	Barcode: RM0207527
     with Robert Peters
_________________________________________________________________________

665.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: San Cristobal Canyon Trailhead and along trail in canyon, ca 3 air mi NE of San Cristobal; ca 2 air mi SSE of Lama.  Elev. 8160-9400 ft.
T28N R12E S36 E1/2; also T28N R13E S31 and S32.  36.6196 N, 105.6088 W; GPS Reading.  
Mixed-conifer forest with Abies concolor, Pseudotsuga menziesii, Picea engelmannii, Pinus flexilis, and Acer glabrum in canyon bottom. Phenology: vegetative only. 

Jill E. Larson, 10629.  8/19/2006. 		RM 955819	Barcode: RM0207526
_________________________________________________________________________

666.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Sangre de Cristo Range: Rio de las Trampas drainage along Forest Road 207 to El Valle, ca 2 air mi S of El Valle.  Elev. 8400-8700 ft.
T21N R11E S1 SE1/4; also T21N R12E S6.  36.0773 N, 105.7176 W; GPS Reading.  
Riparian area along Rio with mixed coniferous trees, Alnus, and Salix species. Phenology: vegetative only. 

Jill E. Larson, 5109.  5/24/2006. 		RM 955853	Barcode: RM0207872
_________________________________________________________________________

667.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Pueblo de Taos Indian Reservation: along south boundary with National Forest and edge of Encebado 2003 burn area, W of Ranchos Peak, ca 4 air mi E of Town of Taos.  Elev. 9200-9600 ft.
T25N R14E S18 N1/2; also S7.  36.402 N, 105.4976 W; GPS Reading.  
Unburned mixed conifer forest with Pinus ponderosa, Pseudotsuga menziesii, Abies concolor and understory with Symphoricarpos, Paxistima, Mahonia repens, and Arnica cordifolia. Phenology: vegetative only. 

Jill E. Larson, 5379.  5/30/2006. 		RM 955852	Barcode: RM0207871
     with Nate
_________________________________________________________________________

668.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Pueblo de Taos Indian Reservation: along south boundary with National Forest and edge of Encebado 2003 burn area, W of Ranchos Peak, ca 4 air mi E of Town of Taos.  Elev. 9200-9600 ft.
T25N R14E S18 N1/2; also S7.  36.402 N, 105.4976 W; GPS Reading.  
Burned mixed conifer forest with Populus tremuloides saplings and Iliamna grandiflora. Phenology: vegetative only. 

Jill E. Larson, 5415.  5/30/2006. 		RM 955851	Barcode: RM0207870
     with Nate
_________________________________________________________________________

669.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Pueblo de Taos Indian Reservation: along south boundary with National Forest and edge of Encebado 2003 burn area, Palo Encebado Peak and surrounding area, ca 5 air mi E of Town of Taos.  Elev. 9400-10100 ft.
T25N R14E S17 NE1/4; also S9.  36.403 N, 105.4662 W; GPS Reading.  
Burned mixed conifer forest; most trees are standing dead, with some areas of surface fire and live trees with char heights less than ca 1 meter; understory of Taraxacum officinale and Pseudostellaria. Phenology: vegetative only. 

Jill E. Larson, 5465.  5/30/2006. 		RM 955850	Barcode: RM0207869
     with Nate
_________________________________________________________________________

670.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Picuris Pueblo Indian Reservation: canyon east of Picuris Canyon, ca 2 air mi NE of Picuris Pueblo, ca 4 air N of Penasco.  Elev. 8400-8900 ft.
T23N R12E S17.  36.2244 N, 105.6894 W; GPS Reading.  
Riparian zone in canyon bottom with Populus tremuloides, Symphoricarpos, Quercus gambelii, Pseudotsuga menzieseii, Abies concolor, Rosa species and Acer glabrum. Phenology: vegetative only. 

Jill E. Larson, 5495.  6/1/2006. 		RM 955849	Barcode: RM0207868
     with Cheryl Archuleta
_________________________________________________________________________

671.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Picuris Pueblo Indian Reservation: Picuris Canyon, ca 2 1/4 air mi N of Picuris Pueblo.  Elev. 7775-8150 ft.
T23N R4E S13 E1/2; also T23N R12E S18 W1/2.  36.2282 N, 105.71 W; GPS Reading.  
Riparian area at bottom of canyon with road and old road bed with Salix species, Populus tremuloides, and Alnus. Phenology: vegetative only. 

Jill E. Larson, 5605.  6/1/2006. 		RM 955848	Barcode: RM0207867
     with Cheryl Archuleta
_________________________________________________________________________

672.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Pueblo de Taos Indian Reservation: Rio Lucero head gate and gaging station, ca 2.5 air mi ESE of Arroyo Seco, ca 6 air mi N of Taos Pueblo.  Elev. 8100 ft.
36.5075 N, 105.5315 W; GPS Reading.  
Riparian zone of river with Alnus tenuifolia and Populus angustifolia. Phenology: vegetative only. 

Jill E. Larson, 5919.  6/5/2006. 		RM 955847	Barcode: RM0207866
     with James Lucero
_________________________________________________________________________

673.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Pueblo de Taos Indian Reservation: Gato Canyon Trail towards Pueblo Peak, ca 2 mi NNE of Taos Pueblo.  Elev. 7900-8800 ft.
T26N R13E S26 N1/2; also SW1/4 S24.  36.4619 N, 105.522 W; GPS Reading.  
Riparian area of small creek with Acer glabrum and Alnus tenuifolia and surrounding mixed conifer forest with Pinus ponderosa, Abies concolor, and Pseudotsuga menziesii. Phenology: vegetative only. 

Jill E. Larson, 5961.  6/6/2006. 		RM 955846	Barcode: RM0207865
_________________________________________________________________________

674.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 42 N of Tusas Ridge, ca 6 air mi WSW of Tres Piedras and ca 4.5 air mi NNW of Las Tablas.  Elev. 8350-8500 ft.
T28N R8E S34.  36.6175 N, 106.0786 W; GPS Reading.  
Dry drainage and north aspect slope with spruce and aspen. Phenology: vegetative only. 

Jill E. Larson, 6092.  6/11/2006. 		RM 955845	Barcode: RM0207864
_________________________________________________________________________

675.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 191B to Hopewell Lake, ca 1/4 air mi N of Quartzite Peak at Deer Park, ca 6.5 air mi N of Canon Plaza.  Elev. 9200-9600 ft.
T28N R7E S26 NW1/4; also NE1/4 S27.  36.6344 N, 106.166 W; GPS Reading.  
Dry creek, stock tank, and adjacent dry slopes. Phenology: vegetative only. 

Jill E. Larson, 6177.  6/11/2006. 		RM 955844	Barcode: RM0207863
_________________________________________________________________________

676.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 112 above Felipito Canyon, ca 3.5 air mi WNW of Canon Plaza.  Elev. 8820 ft.
T27N R7E S18.  36.5776 N, 106.2227 W; GPS Reading.  
Logged mixed conifer forest with Pinus ponderosa, Pseudotsuga menziesii, Populus tremuloides, Abies concolor and understory of Rosa species, Symphoricarpos, and Quercus gambelii. Phenology: vegetative only. 

Jill E. Larson, 6228.  6/11/2006. 		RM 955843	Barcode: RM0207862
_________________________________________________________________________

677.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 173 in Canyon Largo, E of El Rito Canyon, ca 6 air mi NNW of El Rito.  Elev. 8000-8350 ft.
T25N R6E S12 NW1/4.  36.4193 N, 106.2543 W; GPS Reading.  
Ponderosa pine forest with scattered Abies concolor and Pseudotsuga menziesii, understory with Quercus gambelii, with old logging roads and stumps. Phenology: vegetative only. 

Jill E. Larson, 6288.  6/12/2006. 		RM 955842	Barcode: RM0207861
_________________________________________________________________________

678.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Mule Canyon and Tusas Ridge area, Forest Road 576, mesa N of road to Miller Tank, ca 6 air mi NNW Tres Piedras.  Elev. 8500-8700 ft.
T29N R8E S25; also S24 and NE1/4 S26.  36.7222 N, 106.0506 W; GPS Reading.  
Moist east slope with Populus tremuloides. Phenology: vegetative only. 

Jill E. Larson, 6485.  6/14/2006. 		RM 955841	Barcode: RM0207860
_________________________________________________________________________

679.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Barela Canyon at Barela Spring, Forest Road 167A, ca 8 air mi NW of Tres Piedras, ca 1.5 mi E of Tusas Ridge.  Elev. 8950 ft.
T29N R8E S22 N1/2; also South 1/2 S15.  36.7378 N, 106.0821 W; GPS Reading.  
Forest of Pseudotsuga menziesii, Abies concolor, and Pinus ponderosa with Juniperus communis. Phenology: vegetative only. 

Jill E. Larson, 6499.  6/14/2006. 		RM 955840	Barcode: RM0207859
_________________________________________________________________________

680.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Cruces Basin Wilderness Area: Toltec Mesa, ca 15 air mi ENE of Chama; ca 7 air mi WSW of Sublette, ca 2.5 mi S of Colorado.  Elev. 9850 ft.
T32N R6E S33.  36.9697 N, 106.3266 W; GPS Reading.  
Meadow with Lathyrus, Thermopsis montanus, Festuca thurberi, and Festuca arizonica; scattered stands of Populus tremuloides. Phenology: vegetative only. 

Jill E. Larson, 6772.  6/17/2006. 		RM 955839	Barcode: RM0207858
     with Robert Peters
_________________________________________________________________________

681.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Cruces Basin Wilderness Area: south aspect slopes above canyon of Cruces Creek and areas along north basin rim, ca 15 air mi ENE of Chama, ca 4 air mi S of Colorado.  Elev. 9300-10150 ft.
T31N R6E S3; also SE1/4 S4.  36.9499 N, 106.2979 W; GPS Reading.  
Slopes above creek and mesa top with dry meadows, aspen stands, and groupings of spruce-subalpine fir forest. Phenology: vegetative only. 

Jill E. Larson, 6847.  6/18/2006. 		RM 955838	Barcode: RM0207857
     with Robert Peters
_________________________________________________________________________

682.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Fernando Mountains: South Boundary Trail 164, ca 2 air mi S of Shady Brook, ca 7 air mi E of Ranchos de Taos.  Elev. 10000 ft.
T24N R14E S3 South 1/2; also NE1/4 S9.  36.3345 N, 105.4497 W; GPS Reading.  
Ridgeline with pure Douglas fir stand on west side and east side with mixed conifers including Picea species and Abies concolor; understory on west side with Shepherdia canadensis and Mahonia repens. Phenology: vegetative only. 

Jill E. Larson, 6992.  6/20/2006. 		RM 955837	Barcode: RM0207856
_________________________________________________________________________

683.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 44B at gated private property boundary, ca 5 air mi N of El Rito.  Elev. 7800-7900 ft.
T25N R7E S9.  36.4162 N, 106.2012 W; GPS Reading.  
Pinus ponderosa forest with Juniperus scopulorum at base of granite cliffs; herb layer virtually lacking. Phenology: vegetative only. 

Jill E. Larson, 7071.  6/21/2006. 		RM 955836	Barcode: RM0207855
_________________________________________________________________________

684.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Pueblo de Taos Indian Reservation: Martinez Canyon ca 1 air mi SE of Vallecito Mountain, ca 8 air mi E of Arroyo Seco and ca 6 air mi S of Twining.  Elev. 9300-10500 ft.
36.5225 N, 105.4498 W; GPS Reading.  
Montane meadow and spruce-fir forest with stream running through; with Juniperus communis, Potentilla fruticosa, Carex species, and Poa pratensis. Phenology: vegetative only. 

Jill E. Larson, 7230.  6/29/2006. 		RM 955835	Barcode: RM0207854
     with James Lucero
_________________________________________________________________________

685.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: West Fork Angostura Trail 9A to Forest Road 89, ca 0.5 air mi SW of The Knob, ca 3 air mi S of Tres Ritos, and ca 3 air mi W of Angostura.  Elev. 9400-10200 ft.
T22N R14E S31; also T22N R13E S35 and S36.  36.0998 N, 105.5302 W; GPS Reading.  
Forest stream with Picea and Heracleum. Phenology: vegetative only. 

Jill E. Larson, 7579.  7/2/2006. 		RM 955834	Barcode: RM0207853
_________________________________________________________________________

686.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Forest Road 134 on Cabresto Creek, ca 1 air mi SSE of Cabresto Lake, ca 1.5 air mi W of turn off to Forest Road 597 and Bonito Canyon, ca 5 air mi NW of Red River.  Elev. 8500 ft.
T29N R14E S19.  36.7327 N, 105.4902 W; GPS Reading.  
Camping areas in spruce forest and small meadow just beyond creek riparian area. Phenology: vegetative only. 

Jill E. Larson, 7843.  7/6/2006. 		RM 955833	Barcode: RM0207852
_________________________________________________________________________

687.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Carson National Forest and Vicinity: Sangre de Cristo Range: Valle Vidal Unit: along Middle Ponil Creek S toward Greenwood Canyon from Forest Road 1910, ca 13 air mi E of Red River and ca 2 mi N of Forest Boundary.  Elev. 8500 ft.
T29N R16E S25 E1/2; also E1/2 S36.  36.7247 N, 105.1818 W; GPS Reading.  
Along stream with occasional conifers and Alnus, Populus, and Salix species. Phenology: vegetative only. 

Jill E. Larson, 8409.  7/15/2006. 		RM 955832	Barcode: RM0207851
_________________________________________________________________________

688.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Canada Tio Grande, Forest Road 87EE, ca 3 air mi SW of Stewart Meadows and ca 20 air mi NW of Tres Piedras.  Elev. 9000-9350 ft.
T31N R7E S14; also N1/2 S23.  36.8366 N, 106.1724 W; GPS Reading.  
Open dry meadows with scattered ponderosa pine and Chrysothamnus nauseosus, Festuca arizonica, and Gutierrezia sarothrae. Phenology: vegetative only. 

Jill E. Larson, 8532.  7/17/2006. 		RM 955831	Barcode: RM0207538
_________________________________________________________________________

689.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 78A to Chino Lake, ca 4 air mi S of San Miguel on Rio Los Pinos and ca 2 air mi S of Chino dry lake.  Elev. 8950 ft.
T31N R8E S20; also S21.  36.9007 N, 106.126 W; GPS Reading.  
Dry meadow with low rocky basalt outcrops and Artemisia frigida, Hymenoxys richardsonii, and Artemisia nova. Phenology: vegetative only. 

Jill E. Larson, 8653.  7/17/2006. 		RM 955830	Barcode: RM0207537
_________________________________________________________________________

690.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: ORV Road to Osha Pass from Forest Road 76, ca 1 air mi NE Osha Mountain and 4.5 air mi SSW of Angel Fire.  Elev. 9700-9800 ft.
T24N R15E S14; also NW1/4 S11.  36.3162 N, 105.3185 W; GPS Reading.  
Mixed conifer forest of Abies arizonica, Picea engelmannii, Pseudotsuga menziesii, and old logging roads including small meadow openings with Festuca thurberi and Cirsium pallidum. Phenology: vegetative only. 

Jill E. Larson, 8692.  7/18/2006. 		RM 955829	Barcode: RM0207536
_________________________________________________________________________

691.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Latir Peak Wilderness: Lake Fork Trail 82 in vicinity of junction with Bull Creek Trail, ca 1 air mi NE of Cabresto Lake and ca 7 air mi NW of Red River.  Elev. 9700-10850 ft.
T29N R14E S8.  36.7686 N, 105.4679 W; GPS Reading.  
Mixed conifer forest with Picea engelmannii, Abies arizonica, Pseudotsuga menziesii, and Abies concolor; along trail and stream. Phenology: vegetative only. 

Jill E. Larson, 9094.  7/23/2006. 		RM 955828	Barcode: RM0207535
     with Robert Peters
_________________________________________________________________________

692.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 80, just N of Rio Tusas, ca 3 air mi NE of Hopewell Lake and ca 12 air mi NW of Tres Piedras.  Elev. 9150 ft.
T29N R7E S15.  36.7449 N, 106.1869 W; GPS Reading.  
Meadows with Festuca arizonica and groups of Populus tremuloides, Abies concolor, and Pseudotsuga menziesii with Juniperus communis underneath. Phenology: vegetative only. 

Jill E. Larson, 9284.  7/26/2006. 		RM 955827	Barcode: RM0207534
_________________________________________________________________________

693.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Forest Road 421 in Canada Biscara, ca 3/4 air mi N of U.S. Hwy 64, ca 1 air mi W of Tusas Ridge and ca 10 air mi NW of Tres Piedras.  Elev. 8840-9200 ft.
T29N R8E S32.  36.7112 N, 106.1135 W; GPS Reading.  
Forested slope of mixed-conifers including Pinus ponderosa, Abies concolor, and Pseudotsuga menziesii. Phenology: vegetative only. 

Jill E. Larson, 9345.  7/26/2006. 		RM 955826	Barcode: RM0207533
_________________________________________________________________________

694.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Trout Lakes, ca 9 air mi NNE fo Canjilon, ca 6 air mi NE of Cebolla.  Elev. 9150 ft.
T27N R5E S2; also T28N R5E S34 SE1/4.  36.6067 N, 106.382 W; GPS Reading.  
Forest surrounding lakes with Picea, Abies concolor, and Pseudotsuga menziesii. Phenology: vegetative only. 

Jill E. Larson, 9442.  7/29/2006. 		RM 955825	Barcode: RM0207532
_________________________________________________________________________

695.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Columbine Canyon Trail 71 from NM Hwy 38 to Deer Creek Trail junction, ca 4 air mi ESE of Questa.  Elev. 7840-8500 ft.
T28N R13E S11 E1/2; also E1/2 S14.  36.6774 N, 105.5156 W; GPS Reading.  
Trail along stream in mixed conifer forest of Abies concolor, Pseudotsuga menziesii, and a few Pinus ponderosa. Phenology: vegetative only. 

Jill E. Larson, 9734.  8/1/2006. 		RM 955824	Barcode: RM0207531
_________________________________________________________________________

696.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: East Fork Trail 56 junction to Sawmill Park junction with Lost Lake Trail, along Trail 56 to Wheeler Peak Wilderness boundary, ca 3 air mi E of Twining, ca 7 air mi S of Red River.  Elev. 9925-10986 ft.
T27N R15E S7; also S18.  36.5923 N, 105.3813 W; GPS Reading.  
Spruce-fir forest with scattered Populus tremuloides and Vaccinium scoparium. Phenology: vegetative only. 

Jill E. Larson, 9869.  8/8/2006. 		RM 955823	Barcode: RM0207530
_________________________________________________________________________

697.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: ca 4 mi NE of Pilar.  Elev. 6055 ft.
T24N R11E S21.  36.2938 N, 105.776 W; GPS Reading.  
Along side channel of Rio Grande. Phenology: vegetative only. 

Ronald L. Hartman, 81914.  5/19/2006. 		RM 955817	Barcode: RM0207525
_________________________________________________________________________

698.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: ca 1 air mi W of Tres Piedras crossroads, just N of Tres Piedras Canyon.  Elev. 8200-8350 ft.
T28N R9E S21.  36.6466 N, 105.9877 W; uncertainty 0.25 mi..  
Granite outcrops with degradation products in between. Phenology: vegetative only. 

Ronald L. Hartman, 83314.  8/15/2006. 		RM 955816	Barcode: RM0207826
_________________________________________________________________________

699.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Cold Springs Road, ca 10.5 air mi ENE of Hyattville and ca 35 air mi NE of Worland.  Elev. 8440-8580 ft.
T50N R88W S2 SW1/4.  44.3355 N, 107.4149 W; uncertainty 0.5 mi..  
Pinus and Populus with sagebrush on sandy soil. Phenology: vegetative only. 

Luanne Lum, 1165.  8/9/2001. 		RM 
_________________________________________________________________________

700.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Forest Road 227, ca 14.5 air mi ENE of Shell and ca 33 air mi ENE of Greybull.  Elev. 8200-8240 ft.
T53N R88W S20 NW1/4.  44.5557 N, 107.4861 W; uncertainty 0.5 mi..  
Coniferous forest with aspen and sagebrush. Phenology: vegetative only. 

Luanne Lum, 1233.  8/14/2001. 		RM 
_________________________________________________________________________

701.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Forest Road 17, ca 13.5 air mi E of Shell and ca 28 air mi ENE of Greybull.  Elev. 8145-8175 ft.
T53N R88W S30.  44.541 N, 107.5063 W; uncertainty 1 mi..  
Pinus and Picea with sagebrush. Phenology: vegetative only. 

Luanne Lum, 1246.  8/14/2001. 		RM 
_________________________________________________________________________

702.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: S of Bar C Creek, ca 54 air mi ESE of Thermopolis.  Elev. 8000-8050 ft.
T41N R86W S15 NW1/4; also T41N R86W SW1/4 S10.  43.5205 N, 107.1622 W; uncertainty 1 mi..  
Lodgepole pine and aspen with sagebrush. Phenology: vegetative only. 

Luanne Lum, 458.  7/2/2001. 		RM 
     with Michelle Wilson
_________________________________________________________________________

703.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: N of the Middle Fork Powder River, ca 37.5 air mi SSE of Ten Sleep.  Elev. 7960-8030 ft.
T41N R86W S8 N1/4.  43.535 N, 107.2019 W; uncertainty 1 mi..  
Pinus with sagebrush. Phenology: vegetative only. 

Luanne Lum, 776.  7/13/2001. 		RM 
_________________________________________________________________________

704.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Rome Hill or County Road 56 S of Billy Creek, ca 16.2 air mi ESE of Ten Sleep and ca 2.3 air mi W of Monument Hill.  Elev. 7320-7342 ft.
T46N R86W S10 N1/2.  43.9689 N, 107.1791 W; uncertainty 1 mi..  
Coniferous forest. Phenology: vegetative only. 

Luanne Lum, 2707.  6/14/2002. 		RM 936986	Barcode: RM0103351
_________________________________________________________________________

705.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Wyo Hwy 435, ca 6.7 air mi ENE of Ten Sleep.  Elev. 6120-6680 ft.
T48N R87W S24 SW1/4.  44.1128 N, 107.2594 W; uncertainty 0.5 mi..  
Juniper, pine, and sagebrush on sandy soil with cobbles. Phenology: vegetative only. 

Luanne Lum, 3226.  6/24/2002. 		RM 936985	Barcode: RM0103350
_________________________________________________________________________

706.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Forest Road 344.01, ca 12 air mi NE of Hyattville and ca 36 air mi NE of Worland.  Elev. 8680-8780 ft.
T51N R88W S36 SW1/4.  44.3503 N, 107.3948 W; uncertainty 0.5 mi..  
Sagebrush, pine forest, and mountain meadow. Phenology: vegetative only. 

Luanne Lum, 3477.  6/30/2002. 		RM 936984	Barcode: RM0103349
_________________________________________________________________________

707.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Forest Road 27 and West Tensleep Creek, ca 12 air mi NE of Ten Sleep and ca 36.5 ENE Worland.  Elev. 7850-7960 ft.
T48N R87W S1 NE1/4.  44.156 N, 107.2594 W; uncertainty 0.5 mi..  
Sagebrush and pine forest. Phenology: vegetative only. 

Luanne Lum, 3680.  7/5/2002. 		RM 936983	Barcode: RM0103348
_________________________________________________________________________

708.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Forest Road 434, ca 4.8 air mi S of Meadowlark Lake and ca 12 air mi ENE of Ten Sleep.  Elev. 8440-8550 ft.
T48N R86W S17 SE1/4.  44.1272 N, 107.2193 W; uncertainty 0.5 mi..  
Sagebrush and coniferous forest. Phenology: vegetative only. 

Luanne Lum, 3818.  7/6/2002. 		RM 936982	Barcode: RM0103347
_________________________________________________________________________

709.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Forest Road 25 crossing Canyon Creek, ca 6.5 air mi ESE of Meadowlark Lake and ca 16.5 air mi ENE of Ten Sleep.  Elev. 8780-8990 ft.
T48N R86W S24 NE1/4.  44.1128 N, 107.1389 W; uncertainty 0.5 mi..  
Coniferous forest and mountain meadow. Phenology: vegetative only. 

Luanne Lum, 3904.  7/8/2002. 		RM 803118	Barcode: RM0093625
_________________________________________________________________________

710.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Forest Road 24 E of Soldier Creek, ca 13.5 air mi NNE of Ten Sleep.  Elev. 8300-8600 ft.
T49N R87W S36 E1/2.  44.1728 N, 107.2741 W; uncertainty 1 mi..  
Pine and sagebrush. Phenology: vegetative only. 

Luanne Lum, 4238.  7/14/2002. 		RM 936981	Barcode: RM0103346
     with Michelle Wilson
_________________________________________________________________________

711.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along BLM Road 1314 and Pickett Creek, ca 19 air mi WSW of Meeteetse.  Elev. 7320-7370 ft.
T48N R103W S16 NW1/4.  44.1315 N, 109.2217 W; uncertainty 0.5 mi..  
Disturbed sagebrush. Phenology: vegetative only. 

Luanne Lum, 4364.  7/17/2002. 		RM 803117	Barcode: RM0093624
     with Michelle Wilson
_________________________________________________________________________

712.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Forest Roads 17 and 329 E of Spanish Point, ca 31 air mi ESE of Greybull.  Elev. 8660-8770 ft.
T52N R88W S33 NE1/4.  44.4391 N, 107.4552 W; uncertainty 0.5 mi..  
Coniferous forest and sagebrush. Phenology: vegetative only. 

Luanne Lum, 5214.  8/2/2002. 		RM 803116	Barcode: RM0093623
_________________________________________________________________________

713.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along County Road 4DT and Wood River N of Brown Creek, ca 18.5 air mi SW of Meeteetse.  Elev. 7100-7240 ft.
T46N R102W S21 South1/2.  43.9394 N, 109.1014 W; uncertainty 1 mi..  
Mixed coniferous forest. Phenology: vegetative only. 

Luanne Lum, 5555.  8/10/2002. 		RM 803115	Barcode: RM0093621
_________________________________________________________________________

714.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Uncompahgre Plateau: Copper King Road above Tabeguache Basin.  Elev. 7980-8260 ft.
T48N R14W S22; also S23.  38.4017 N, 108.3988 W.  
Dry slopes with oak and chokecherry, and riparian area at stream crossing. Phenology: vegetative only. 

Margarette J. Lyon, 1680.  6/18/1993. 		 
_________________________________________________________________________

715.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: Specie Mesa.  Elev. 8400 ft.
T43N R11W S6.  38.0169 N, 108.1226 W.  
Phenology: fruiting. 

Margarette J. Lyon, 835.  5/12/1993. 		 
_________________________________________________________________________

716.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Unaweep Canyon, ca 21 air mi ENE of Gateway; ca 5 air mi W of Unaweep Divide.  Elev. 7220 ft.
T15S R102W S1 NW1/4.  38.7769 N, 108.7439 W.  
In small aspen grove. Phenology: flowering & fruiting. 

Margarette J. Lyon, 3119.  5/16/1994. 		 
_________________________________________________________________________

717.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Wildcat Trail #640, S from Colo Hwy 141; ca 1 air mi W of Unaweep Divide.  Elev. 7200 ft.
T15S R101W S3.  38.7769 N, 108.669 W.  
In aspen grove by stream. Phenology: vegetative only. 

Margarette J. Lyon, 3233.  5/16/1994. 		 
_________________________________________________________________________

718.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Oak Hill near Norwood  Elev. 7800 ft.
T44N R13W S13.  38.075 N, 108.2509 W.  
Near small stream with chokecherry, aspen, and oak. Phenology: vegetative only. 

Margarette J. Lyon, 4201.  6/8/1994. 		 
_________________________________________________________________________

719.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: East Beaver Creek at first switchback E of creek on Forest Road 618.  Elev. 9200 ft.
T42N R12W S14.  37.9009 N, 108.1593 W.  
Riparian with Salix and uplands with spruce, aspen, Lathyrus, and Swertia. Phenology: vegetative only. 

Margarette J. Lyon, 4299.  6/12/1994. 		 
_________________________________________________________________________

720.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, San Miguel County: San Miguel and Lower Dolores River Drainages: Uncompahgre National Forest: dry tributary of East Naturita Creek.  Elev. 7800 ft.
T43N R13W S10.  38.0024 N, 108.2876 W.  
Dry creek tributary with aspen, ponderosa pine, and oak. Phenology: fruiting. 

Margarette J. Lyon, 4549.  6/15/1994. 		 
_________________________________________________________________________

721.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Teton Range East Slope: Rendezvous Mountain, avalanche chute NE of Horns Hole, ca 1.5 air mi NW of Teton Village; ca 8 air mi NW of Jackson.  Elev. 9000-9200 ft.
T42N R117W S14.  43.6052 N, 110.8553 W.  
Gullies and low ridges.  Gullies with forbs and shrubs, ridges forested with Picea, Pinus and Abies, with scattered tall forb communities. 

Stuart Markow, 11293.  7/20/1996. 		RM 
     with Jim Ozenberger
_________________________________________________________________________

722.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Teton Range East Slope: Rendezvous Mountain, avalanche chute NE of Horns Hole, ca 1.5 air mi NW of Teton Village; ca 8 air mi NW of Jackson.  Elev. 9000-9500 ft.
T42N R117W S14.  43.6052 N, 110.8553 W.  
Gullies and low ridges.  Gullies with forbs and shrubs, ridges forested with Picea, Pinus and Abies, with scattered tall forb communities. Phenology: vegetative only. 

Stuart Markow, 11393.  7/20/1996. 		RM 
     with Jim Ozenberger
_________________________________________________________________________

723.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Teton Range East Slope: Rendezvous Mountain, adjacent to and NE of Horns Hole, ca 1.5 air mi NW of Teton Village; ca 8 air mi NW of Jackson.  Elev. 9000 ft.
T42N R117W S14.  43.6052 N, 110.8553 W.  
East-facing cliffs and boulder fields with patchy vegetation of Abies, Picea and Pinus, with many forbs and shrubs. Phenology: flowering. 

Stuart Markow, 11393.  7/31/1996. 		 
_________________________________________________________________________

724.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: lower switchbacks of Sinks Canyon Road above Middle Fork Popo Agie River, ca 1 air mi N of Fossil Hill, ca 9.5 air mi SW of Lander.  Elev. 7480-7720 ft.
T32N R101W S24 South1/4.  42.7256 N, 108.8481 W; GPS Reading.  
Douglas fir/limber pine woods. Phenology: vegetative only. 

B. E. Nelson, 64666.  6/6/2005. 		USFS 850160	Barcode: USFS0034151
     with Rob Massatti & Rachel Newton
_________________________________________________________________________

725.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: on Forest Road 313 on the divide between Big Hermit Gulch and into the Willow Creek drainage, ca 4 air mi W of Atlantic City; ca 22 air mi S of Lander.  Elev. 8460-8620 ft.
T29N R100W S5.  42.5147 N, 108.802 W; GPS Reading.  
Aspen/lodgepole pine grove. Phenology: vegetative only. 

B. E. Nelson, 65039.  6/10/2005. 		USFS 850159	Barcode: USFS0034150
_________________________________________________________________________

726.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: N of Little Beaver Creek and County Road 235, ca 1 mi W of Atlantic City; ca 23-24 air mi S of Lander.  Elev. 8020-8200 ft.
T29N R100W S14 NW1/4; also SW1/4 S11.  42.4923 N, 108.7537 W to 42.4972 N, 108.7545 W; GPS Reading.  
Aspen groves. Phenology: vegetative only. 

B. E. Nelson, 65281.  6/15/2005. 		USFS 850158	Barcode: USFS0034149
_________________________________________________________________________

727.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: along Gold Creek below Anderson Ridge, ca 5 air mi N of South Pass; ca 28 air mi SSW of Lander.  Elev. 7900-8060 ft.
T29N R101W S32 NW1/4.  42.445 N, 108.9317 W; GPS Reading.  
Aspen/limber pine grove. Phenology: vegetative only. 

B. E. Nelson, 65548.  6/18/2005. 		USFS 850157	Barcode: USFS0034148
_________________________________________________________________________

728.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Deep Creek drainage and vicinity, ca 16 air mi SSE of Lander.  Elev. 7090-7320 ft.
T30N R99W S4 NE1/4; also NW1/4 S3 and T31N R99W S33 SE1/4 and SW1/4 S34.  42.6062 N, 108.666 W; GPS Reading.  
Aspen grove along stream. Phenology: vegetative only. 

Rob Massatti, 114.  6/10/2005. 		USFS 850166	Barcode: USFS0034157
_________________________________________________________________________

729.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 2 mi S of Elk Ridge, ca 12 air mi WNW of Dubois.  Elev. 8370-8400 ft.
T42N R109W S13 NW1/4; also NE1/4 S14.  43.6063 N, 109.8908 W to 43.6062 N, 109.8937 W to 43.6046 N, 109.8911 W; GPS Reading.  
Aspen forest. Phenology: vegetative only. 

Rob Massatti, 1547.  7/3/2005. 		USFS 850163	Barcode: USFS0034154
_________________________________________________________________________

730.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Native Lake to Indian Pass, ca 23 air mi SSE of Dubois.  Elev. 9820-10120 ft.
T38N R105W S30 W1/2; also W1/2 S31 and T38N R106W SE1/4 S36 and T31N R105W N1/2 S6.  43.2359 N, 109.5097 W to 43.2171 N, 109.5195 W to 43.2097 N, 109.5094 W; GPS Reading.  
Riparian meadow. Phenology: vegetative only. 

Rob Massatti, 3532.  8/3/2005. 		USFS 850162	Barcode: USFS0034153
_________________________________________________________________________

731.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: hillside between Sage Creek and County Road 401, ca 22 air mi S of Rawlins; ca 19 air mi W of Saratoga.  Elev. 7200 ft.
T17N R87W S9.  41.4613 N, 107.1949 W.  
Snow catch on north facing slope; black sandy soil with patches of aspen trees and flowering shrubs. Phenology: vegetative only. 

Amy J. Roderick, 2355.  7/14/1997. 		RM 
_________________________________________________________________________

732.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Little Milky Lake area, ca 25 air mi SSE of Dubois.  Elev. 9790-9840 ft.
T37N R105W S28.  43.1465 N, 109.4686 W to 43.1452 N, 109.4649 W; GPS Reading.  
Mixed coniferous (lodgepole pine, whitebark pine, Engelmann spruce). Phenology: vegetative only. 

Rob Massatti, 4313.  8/16/2005. 		USFS 850161	Barcode: USFS0034152
_________________________________________________________________________

733.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 3 mi SSE of Torrey Lake, ca 9 air mi S of Dubois.  Elev. 7990-8040 ft.
T40N R106W S22 N1/2; also S23 and S24.  43.4149 N, 109.5285 W to 43.4171 N, 109.5244 W; GPS Reading.  
Creek drainage with coniferous cover. Phenology: vegetative only. 

Rob Massatti, 595.  6/17/2005. 		USFS 850165	Barcode: USFS0034156
_________________________________________________________________________

734.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 2 mi NE of Windy Mountain, ca 3 air mi SW of Dubois.  Elev. 8120-8600 ft.
T41N R107W S23.  43.5021 N, 109.6564 W to 43.4995 N, 109.6594 W to 43.5004 N, 109.6697 W; GPS Reading.  
Aspen grove. Phenology: vegetative only. 

Rob Massatti, 727.  6/18/2005. 		USFS 850164	Barcode: USFS0034155
_________________________________________________________________________

735.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: south ridge of Sheep Canyon, ca 4.5 air mi SW of Lander.  Elev. 6070-7850 ft.
T32N R100W S8; also W1/2 S9 and NE1/4 S18.  42.758 N, 108.799 W to 42.7485 N, 108.8233 W; GPS Reading.  
Rocky mixed shrubland and grassland on limestone. Phenology: vegetative only. 

Rob Massatti, 4523.  5/23/2006. 		USFS 850178	Barcode: USFS0034169
_________________________________________________________________________

736.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 1 mi SW of Limestone Mountain; ca 4 air mi NW of Miners Delight.  Elev. 8070-8750 ft.
T30N R100W S14; also N1/2 S23.  42.5662 N, 108.7379 W to 42.5775 N, 108.7558 W; GPS Reading.  
Mixed lodgepole and limber pine forest with sagebrush steppe, granite substrate. Phenology: vegetative only. 

Rob Massatti, 4594.  5/24/2006. 		USFS 850177	Barcode: USFS0034168
_________________________________________________________________________

737.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 3 mi SW of Weiser Knoll; ca 15 air mi SSE of Lander.  Elev. 6780-7130 ft.
T30N R99W S2 N1/2; also NE1/4 S3 and T31N R99W S34, S27 and W1/2 S35.  42.6015 N, 108.6259 W to 42.6291 N, 108.6488 W; GPS Reading.  
Rocky meadow on limestone. Phenology: vegetative only. 

Rob Massatti, 4633.  5/25/2006. 		USFS 850176	Barcode: USFS0034167
_________________________________________________________________________

738.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Miners Delight and vicinity, ca 21 air mi S of Lander.  Elev. 8250-8350 ft.
T30N R99W S33; also E1/2 S32.  42.5332 N, 108.6688 W to 42.533 N, 108.6815 W to 42.5227 N, 108.6753 W; GPS Reading.  
Rocky meadow on granite-derived substrate. Phenology: vegetative only. 

Rob Massatti, 4764.  5/26/2006. 		USFS 850175	Barcode: USFS0034166
_________________________________________________________________________

739.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Pine Creek, Gold Creek and vicinity at forest boundary, ca 5 air mi WNW of South Pass City.  Elev. 8410-8600 ft.
T29N R101W S10 W1/4; also South1/2 S9 and SE1/4 S8.  42.4923 N, 108.8867 W to 42.4983 N, 108.9114 W to 42.4918 N, 108.9198 W; GPS Reading.  
Mixed forest containing predominantly numerous lodgepole pine and aspen. Phenology: vegetative only. 

Rob Massatti, 4901.  6/3/2006. 		USFS 850156	Barcode: USFS0034147
_________________________________________________________________________

740.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Rock Creek, ca 2 mi WNW of Rock Creek Reservoir; ca 20 air mi SSW of Lander.  Elev. 8690-9020 ft.
T30N R100W S20; also E1/2 S19.  42.5582 N, 108.8273 W to 42.5653 N, 108.8105 W to 42.5592 N, 108.8085 W; GPS Reading.  
Granite outcrops. Phenology: flowering. 

Rob Massatti, 5173.  6/4/2006. 		USFS 850155	Barcode: USFS0034146
_________________________________________________________________________

741.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Little Rock Creek to Granite Peak to Louis Creek, ca 22 air mi SSW of Lander.  Elev. 8630-10400 ft.
T30N R100W S19 W1/2; also SW1/4 S18, NW1/4 S30; T30N R101W N1/2 S25, S1/2 S23, NE1/4 S27, S22, SE1/4 S15, S14, NW1/4 S26, S13, SW1/4 S12, S11.  42.5593 N, 108.83 W to 42.5498 N, 108.8806 W to 42.5762 N, 108.8647 W; GPS Reading.  
Wet depression within a rocky meadow. Phenology: flowering. 

Rob Massatti, 5245.  6/7/2006. 		USFS 850154	Barcode: USFS0034145
_________________________________________________________________________

742.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: ca 1 mi SE of Wolf Point; ca 13 air mi S of Lander.  Elev. 7420-7770 ft.
T31N R100W S24.  42.6415 N, 108.7247 W to 42.6471 N, 108.731 W to 42.6494 N, 108.7204 W; GPS Reading.  
Burned lodgepole pine forest. Phenology: vegetative only. 

Rob Massatti, 5377.  6/8/2006. 		USFS 850083	Barcode: USFS0034144
_________________________________________________________________________

743.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: 1 mi W of Ed Young Mountain; ca 14 air mi S of Lander.  Elev. 7250-8025 ft.
T31N R100W S34 NW1/4; also S27.  42.6312 N, 108.7688 W to 42.6218 N, 108.7797 W; GPS Reading.  
Riparian margins of river. Phenology: vegetative only. 

Rob Massatti, 5525.  6/8/2006. 		USFS 850082	Barcode: USFS0034143
_________________________________________________________________________

744.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Sawmill Creek near Middle Popo Agie River, ca 5 air mi SW of Lander.  Elev. 6100-6260 ft.
T32N R100W S9 SW1/4; also NW1/4 S16.  42.7554 N, 108.7941 W to 42.7507 N, 108.7963 W; GPS Reading.  
Dry creek drainage dominated by Populus, Cornus, Salix, and Alnus. Phenology: vegetative only. 

Rob Massatti, 5734.  6/21/2006. 		USFS 850081	Barcode: USFS0034142
_________________________________________________________________________

745.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Burnt Gulch to Freak Mountains, ca 10 air mi SSW of Lander.  Elev. 8550-9390 ft.
T31N R101W S11; also S13 and T31N R100W S18, N1/2 S19 and NW1/4 S20.  42.6717 N, 108.8666 W to 42.6476 N, 108.8371 W to 42.648 N, 108.8139 W to 42.6569 N, 108.8253 W; GPS Reading.  
Creek and riparian margins through lodgepole pine forest. Phenology: vegetative only. 

Rob Massatti, 5863.  6/22/2006. 		USFS 850080	Barcode: USFS0034141
_________________________________________________________________________

746.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Geyser Creek Park, ca 6 air mi W of Dubois.  Elev. 8540-8990 ft.
T41N R108W S12 E1/2; also T41N R107W E1/2 S7.  43.5334 N, 109.7569 W to 43.5306 N, 109.7512 W; GPS Reading.  
Aspen forest. Phenology: vegetative only. 

Rob Massatti, 6461.  6/28/2006. 		USFS 850079	Barcode: USFS0034140
_________________________________________________________________________

747.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Baptiste Creek and vicinity, ca 15 air mi WNW of Shoshone Lake.  Elev. 10220-10810 ft.
T33N R104W S4 N1/2; also N1/2 S3.  42.8647 N, 109.2884 W to 42.8618 N, 109.267 W; GPS Reading.  
Rocky slope with exposed soil, scattered whitebark pine and Engelmann spruce present. Phenology: vegetative only. 

Rob Massatti, 7521.  7/18/2006. 		USFS 850078	Barcode: USFS0034139
_________________________________________________________________________

748.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: North Fork Bull Lake Creek, ca 6 air mi ESE of Gannett Peak.  Elev. 10060-10360 ft.
T37N R106W S36 NE1/4; also S25 and NE1/4 S26.  43.1376 N, 109.5178 W to 43.1526 N, 109.5455 W; GPS Reading.  
Rocky stream margin. Phenology: vegetative only. 

Rob Massatti, 8415.  7/27/2006. 		USFS 850077	Barcode: USFS0034138
     with Aaron Wells
_________________________________________________________________________

749.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Upper Phillips Lake drainage to Shangrila Meadows, ca 6 air mi E of Downs Mountain.  Elev. 8800-10240 ft.
T39N R106W S27 N1/2; also W1/2 S26.  43.325 N, 109.5711 W to 43.3182 N, 109.5549 W to 43.3283 N, 109.5614 W; GPS Reading.  
Talus slope. Phenology: vegetative only. 

Rob Massatti, 8689.  8/8/2006. 		USFS 850076	Barcode: USFS0034137
     with Eric Everts
_________________________________________________________________________

750.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Klondike Creek to Klondike Lake, ca 2 air mi E of Grasshopper Glacier.  Elev. 9830-10620 ft.
T38N R106W S29 South1/2; also South1/2 S30.  43.2304 N, 109.5973 W to 43.2336 N, 109.6024 W; GPS Reading.  
Forested riparian stream margin. Phenology: vegetative only. 

Rob Massatti, 8908.  8/20/2006. 		USFS 850075	Barcode: USFS0034136
_________________________________________________________________________

751.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: W of Colo Hwy 149, ca 3 air mi N of Lake City; ca 4.2 air mi NE of Crystal Peak.  Elev. 8520-9500 ft.
T44N R4W S11 NW1/4.  38.0788 N, 107.293 W.  
Road cut. Phenology: vegetative only. 

B. E. Nelson, 43396.  6/16/1998. 		RM 
     with Melanie Arnett
_________________________________________________________________________

752.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: ca 0.5 mi N of Colo Hwy 149 on County Road 26, ca 18.8 air mi NNE of Lake City; ca 1.5 air mi W of Cap Mountain.  Elev. 8820-8900 ft.
T47N R3W S35 N1/4.  38.2818 N, 107.1777 W.  
Rolling sagebrush-pomderosa pine country. Phenology: vegetative only. 

B. E. Nelson, 43419.  6/16/1998. 		RM 
     with Melanie Arnett
_________________________________________________________________________

753.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountains: north side access from Cherry Creek or BLM Road 3147, ca 8.7 air mi W of Three Forks Junction; ca 34 air mi N of Rawlins.  Elev. 7700 ft.
T27N R88W S23.  42.2963 N, 107.3185 W.  
Along stream in limber pine/subalpine fir forest. Phenology: vegetative only. 

Amy J. Roderick, 2409.  7/16/1997. 		RM 
_________________________________________________________________________

754.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: along County Road UU13 W of Lost Ocho Mine, ca 3/4 air mi E of Cochetopa Canyon, ca 15.5 air mi SE of Gunnison; ca 9.5 air mi S of Parlin.  Elev. 8400-8797 ft.
T47N R2E S4 SE1/4.  38.3609 N, 106.7544 W.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 43547.  6/18/1998. 		RM 
_________________________________________________________________________

755.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: along BLM Road 3076 ca 1 air mi E of Cochetopa Canyon, ca 13 air mi SE of Gunnison; ca 4 air mi S of Parlin.  Elev. 8220-8587 ft.
T48N R2E S10 N1/4; also South1/4 S3.  38.4341 N, 106.7363 W.  
North-facing slope with Douglas fir-mountain shrub community. Phenology: vegetative only. 

B. E. Nelson, 43555.  6/18/1998. 		RM 
_________________________________________________________________________

756.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: along County Road 14PP above Razor Creek valley ca 2 air mi N of Lions Head, ca 3.5 air mi SSW of Doylesville; ca 18 air mi ESE of Gunnison.  Elev. 8200-8600 ft.
T48N R3E S21 E1/2.  38.4048 N, 106.6455 W.  
Along the edge of serviceberry thickets. Phenology: vegetative only. 

B. E. Nelson, 43601.  6/18/1998. 		RM 
_________________________________________________________________________

757.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: Cochetopa Pass and to the W along County Road NN14 (Forest Road 750), ca 25 air mi WNW of Saguache.  Elev. 9800-10067 ft.
T45N R3E S14 N1/2.  38.156 N, 106.6092 W.  
Aspen woods-meadow. Phenology: vegetative only. 

B. E. Nelson, 43644.  6/18/1998. 		RM 
_________________________________________________________________________

758.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Uncompahgre Basin: San Juan Mountains: Buckhorn Lakes Park: north end of Cimarron Ridge at the base of Sawtooth Rocks, ca 16 air mi SE of Montrose; ca 14 air mi NNE of Ridgway.  Elev. 9720-9960 ft.
T47N R7W S16 NW1/4.  38.3286 N, 107.6414 W.  
Open aspen-fir forest. Phenology: vegetative only. 

B. E. Nelson, 43661.  6/21/1998. 		RM 
_________________________________________________________________________

759.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: Uncompahgre Basin: San Juan Mountains: W of Spruce Ridge on Forest Road 858 going to Owl Creek Pass, ca 11.7 air mi N of Ouray; ca 7.7 air mi ENE of Ridgway.  Elev. 8280-8560 ft.
T45N R7W S3 NW1/4.  38.1824 N, 107.6229 W.  
Aspen grove. Phenology: flowering & fruiting. 

B. E. Nelson, 43702.  6/21/1998. 		RM 
_________________________________________________________________________

760.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: Uncompahgre Basin: San Juan Mountains: along Forest Road 858 on Spruce Ridge, ca 1.8 air mi NW of Owl Creek Pass, ca 11.3 air mi NE of Ouray; ca 9 air mi E of Ridgway.  Elev. 9520-9600 ft.
T45N R7W S12 NW1/4.  38.1678 N, 107.586 W.  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 43748.  6/21/1998. 		RM 
_________________________________________________________________________

761.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: along Forest Road 858 above West Fork Cimarron River, ca 1 air mi S of Silver Jack Reservoir, ca 40.5 air mi SW of Gunnison.  Elev. 9360-9500 ft.
T46N R6W S29 SE1/4.  38.2116 N, 107.549 W.  
Open aspen-conifer forest. Phenology: vegetative only. 

B. E. Nelson, 43766.  6/21/1998. 		RM 
_________________________________________________________________________

762.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Sawatch Range: along Indian Creek off of Forest Road 777, ca 4 air mi WSW of Sargents.  Elev. 8960-9280 ft.
T48N R6E S30 NW1/4; also SE1/4 S19 and T48N R5E E1/2 S25.  38.3751 N, 106.3523 W.  
Sage-dominated southeast-facing slope. Phenology: vegetative only. 

Melanie Arnett, 1007.  6/27/1998. 		RM 
_________________________________________________________________________

763.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Sawatch Range: along Milkswitch Creek off of Forest Road 243, ca 7.9 air mi ESE of Sargents.  Elev. 9800 ft.
T48N R6E S26 SW1/4.  38.3751 N, 106.2781 W.  
Riparian. Phenology: vegetative only. 

Melanie Arnett, 1066.  6/27/1998. 		RM 
_________________________________________________________________________

764.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: along the east fork of Little Blue Creek for ca 0.3 road mi on County Road 867 from U.S. Hwy 50, ca 25.6 air mi ESE of Montrose at Halfway House.  Elev. 8200 ft.
T48N R5W S23.  38.3986 N, 107.4031 W.  
Roadside riparian. Phenology: vegetative only. 

Melanie Arnett, 1115.  6/29/1998. 		RM 
_________________________________________________________________________

765.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: along Van Boxel Creek, ca 2.4 air mi SSE of Butte Rock; ca 17.3 air mi NE of Ridgway.  Elev. 9120-9320 ft.
T47N R6W S26 SE1/4; also NE1/4 S35.  38.2994 N, 107.4936 W.  
Heavily wooded riparian. Phenology: vegetative only. 

Melanie Arnett, 1146.  6/29/1998. 		RM 
_________________________________________________________________________

766.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Southern Gunnison Basin: San Juan Mountains: on north tip of High Mesa, ca 1.5 air mi SSW of Butte Rock; ca 17 air mi NE of Ridgway.  Elev. 10600-10720 ft.
T47N R6W S22 South1/4; also N1/4 S27.  38.314 N, 107.5121 W.  
Easterly rim of high mesa/open woodland. Phenology: vegetative only. 

Melanie Arnett, 1199.  6/30/1998. 		RM 
_________________________________________________________________________

767.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: ca 3.3 air mi E of Blaine Rock, ca 8.5 air mi SW of Gunnison on northerly adjacent ravines of Big Mesa.  Elev. 8180-8700 ft.
T48N R1.5W S1; also T49N R2W SE1/4 S36.  38.4427 N, 107.0232 W.  
Sage-dominated north-draining ravines and slopes. Phenology: vegetative only. 

Melanie Arnett, 1331.  7/6/1998. 		RM 
_________________________________________________________________________

768.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: just N of County Road 31, ca 1/4-1/2 air mi W of Corral Creek, ca 14 air mi SSW of Gunnison.  Elev. 9000-9160 ft.
T47N R1W S8 NE1/4; also SE1/4 S5.  38.3436 N, 106.9905 W.  
Nearly level sagebrush shrubland. Phenology: vegetative only. 

Melanie Arnett, 1366.  7/7/1998. 		RM 
_________________________________________________________________________

769.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: San Juan Mountains: ca 1.5 air mi E of Los Pinos Pass; ca 4.9 air mi due N of Baldy Chato; ca 20.9 air mi ENE of Lake City along Forest Road 788.  Elev. 9960-10240 ft.
T45N R1W S34 E1/4; also W1/4 S35.  38.112 N, 106.9541 W.  
Grass-aspen-spruce sequence on south-facing slope. Phenology: vegetative only. 

Melanie Arnett, 1471.  7/13/1998. 		RM 
_________________________________________________________________________

770.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: ca 0.2 road mi E of Cebolla Campground; ca 2.9 air mi W of Dry Lake; ca 11.8 air mi E of Lake City along Forest Road 788.  Elev. 9320-10000 ft.
T44N R2W S21 N1/2; also S16.  38.0581 N, 107.0923 W.  
Steep south-facing slopes and gullies of narrow canyon to an open aspen/mixed conifer forest to a rocky south-facing slope. Phenology: vegetative only. 

Melanie Arnett, 1556.  7/14/1998. 		RM 
_________________________________________________________________________

771.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: ca 1/4-1/2 air mi W of Colo Hwy 149 and N of Mineral County; ca 10.2 air mi SE of Lake City at Spring Creek Pass.  Elev. 10880-10960 ft.
T43N R3W S35 E1/2.  37.9361 N, 107.1655 W.  
Open spruce forest. Phenology: vegetative only. 

Melanie Arnett, 1649.  7/14/1998. 		RM 
_________________________________________________________________________

772.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: at the confluence of Nellie and Henson creeks, ca 4.7 air mi W of Lake City at the intersection of County roads 20 and 23.  Elev. 9310-9400 ft.
T44N R5W S35 NE1/4.  38.0207 N, 107.4039 W.  
Spruce forest and riparian. Phenology: vegetative only. 

Melanie Arnett, 1676.  7/14/1998. 		RM 
_________________________________________________________________________

773.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Sawatch Range: along Agate Creek near the Agate Creek Campground, ca 3 air mi NE of Sargents; ca 7.2 air mi W of Chipeta Mountain.  Elev. 8800-9200 ft.
T48N R5E S2 South1/4; also N1/2 S11.  38.4304 N, 106.3894 W.  
Mixed conifer/aspen riparian. Phenology: vegetative only. 

Melanie Arnett, 1847.  7/16/1998. 		RM 
_________________________________________________________________________

774.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: just E of Forest Road 863 where it turns into Forest Trail 228, ca 2.5 air mi NNW of Sheep Mountain; ca 14.6 air mi ENE of Ridgway along the northern boundary of the Big Blue Wilderness.  Elev. 9280-10000 ft.
T46N R6W S35 SE1/4.  38.197 N, 107.4936 W.  
Dense spruce forest on steep west-facing slope. Phenology: vegetative only. 

Melanie Arnett, 1882.  7/18/1998. 		RM 
_________________________________________________________________________

775.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: ca 2.2 air mi NNW of Cochetopa Pass; ca 5.5 air mi SE of Cochetopa Dome; ca 19 air mi SW of Sargents along Forest Road 805-1A.  Elev. 9900-10100 ft.
T45N R3E S3.  38.1852 N, 106.6274 W.  
Open mixed conifer, south-draining ravine. Phenology: vegetative only. 

Melanie Arnett, 2021.  7/21/1998. 		RM 
_________________________________________________________________________

776.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: ca 1.5 air mi N of North Pass; ca 14.6 air mi SW of Sargents along Lujan Creek.  Elev. 9880-10040 ft.
T46N R4E S19 N1/2; also South1/4 S18.  38.2291 N, 106.5729 W.  
South-facing hill of drainage; grassy to wooded. Phenology: vegetative only. 

Melanie Arnett, 2079.  7/21/1998. 		RM 
_________________________________________________________________________

777.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: ca 1.8 air mi N of Needle Creek Reservoir; ca 4.9 air mi E of Lions Head; ca 7.7 air mi WSW of Sargents along Needle Creek.  Elev. 8460-8680 ft.
T48N R4E S32.  38.3755 N, 106.5547 W.  
Riparian. Phenology: vegetative only. 

Melanie Arnett, 2131.  7/21/1998. 		RM 
_________________________________________________________________________

778.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: ca 1 road mi W of the Sherman townsite; ca 3.5 air mi ESE of Handies Peak; ca 11.3 air mi SW of Lake City along Cottonwood Creek.  Elev. 9680-9840 ft.
T42N R5W S17 N1/2.  37.8928 N, 107.4399 W.  
Riparian in aspen/fir forest. Phenology: vegetative only. 

Melanie Arnett, 2336.  7/28/1998. 		RM 
_________________________________________________________________________

779.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: ca 0.2 air mi W of confluence of Matterhorn Creek and North Fork Henson Creek; ca 9.9 air mi W of Lake City along North Fork Henson Creek.  Elev. 10400 ft.
T44N R6W S34 N1/2.  38.019 N, 107.5072 W.  
Roadside riparian. Phenology: vegetative only. 

Melanie Arnett, 2541.  8/2/1998. 		RM 
_________________________________________________________________________

780.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: just W of Long Gulch and County Road 42, ca 3.5-4 air mi S of U.S. Hwy 50; ca 1-2 air mi NE of Green Mountain.  Elev. 8140-8544 ft.
T49N R1E S25 South1/4; also S36; also T49N R2E SW1/4 S30 and NW1/4 S31.  38.4777 N, 106.8114 W.  
Rolling sagebrush shrubland. Phenology: vegetative only. 

Melanie Arnett, 260.  6/11/1998. 		RM 
_________________________________________________________________________

781.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: along Brush Creek from trailhead to mouth of Canon Infierno, ca 6.9-8.4 air mi W to WNW of Lake City along Forest Trail 461.  Elev. 9920-10800 ft.
T44N R3W S26 N1/2; also W1/2 S25, S23, E1/2 S22, E1/2 S15, S10, W1/2 S3 and E1/2 S4.  38.0373 N, 107.1655 W.  
Spruce forest in open canyon. Phenology: vegetative only. 

Melanie Arnett, 2603.  8/4/1998. 		RM 
_________________________________________________________________________

782.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: San Juan Mountains: from the tip of sharp bend in Forest Road 806 at ca 10960 ft to Agency Peak and Sawtooth Mountain, ca 17.6-19.2 air mi NE of Lake City.  Elev. 10920-12060 ft.
T46N R1E S17; also E1/2 S16, S9, SW1/4 S8; also South1/2 S4.  38.2438 N, 106.8815 W.  
Mixed conifer/aspen forest to alpine. Phenology: vegetative only. 

Melanie Arnett, 2943.  8/11/1998. 		RM 
_________________________________________________________________________

783.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: San Juan Mountains: ca 4 air mi N of Sawtooth Mountain; ca 9.2 air mi W of Razor Creek Dome; ca 15 air mi S of Gunnison in Soldiers Park.  Elev. 9700-9900 ft.
T47N R1E S17.  38.3316 N, 106.8815 W.  
Aspen grove with occasional fir and pine. Phenology: vegetative only. 

Melanie Arnett, 3091.  8/14/1998. 		RM 
_________________________________________________________________________

784.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: Uncompahgre Basin: San Juan Mountains: N of County Road 8 (Forest Road 858) to Nate Creek, ca 3.5-4 air mi NW of Courthouse Mountain; ca 9.5 road mi to U.S. Hwy 550.  Elev. 8480-8640 ft.
T45N R7W S3 N1/2.  38.1824 N, 107.6229 W.  
Moist Quercus/aspen/Prunus woodland to spruce/fir dominated creek bottom. Phenology: vegetative only. 

Melanie Arnett, 339.  6/14/1998. 		RM 
_________________________________________________________________________

785.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: ca 3 air mi NW of Carson Peak; ca 4.3 air mi SE of Sunshine Peak; ca 10 air mi WSW of Lake City in Wager Gulch at the intersection of West Fork Wager Gulch and Forest Road 568.  Elev. 10800 ft.
T42N R5W S24 NE1/4.  37.8783 N, 107.3667 W.  
Forest and creekside. Phenology: vegetative only. 

Melanie Arnett, 3394.  8/16/1998. 		RM 
_________________________________________________________________________

786.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: along Silver Creek to the summit of Redcloud Peak, ca 8-10 air mi SW of Lake City; ca 8.5 air mi S of Uncompahgre Peak.  Elev. 10425-11200 ft.
T43N R5W S33 NE1/4; also South1/2 S28, South1/2 S29; also South1/2 S31.  37.9361 N, 107.4216 W.  
Forested canyon. Phenology: vegetative only. 

Melanie Arnett, 3657.  8/20/1998. 		RM 
_________________________________________________________________________

787.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: along County Road 20 and Henson Creek, ca 0.6 road mi from intersection of Bluff Street in Lake City; ca 3.1 air mi SE of Crystal Peak; 3 air mi N of Red Mountain.  Elev. 8720 ft.
T44N R4W S33 NW1/4.  38.0207 N, 107.3299 W.  
Streambank; brushy canyon bottom with Salix and cottonwoods. Phenology: vegetative only. 

Melanie Arnett, 373.  6/16/1998. 		RM 
     with B. E. Nelson
_________________________________________________________________________

788.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: ca 7 air mi N of Lake City along Devils Creek and Lake Fork Gunnison River; ca 7 air mi NE of Crystal Peak.  Elev. 8400-8520 ft.
T45N R4W S23 SE1/4; also NE1/4 S26.  38.1359 N, 107.2904 W.  
Heavily vegetated riparian of Devils Creek. Phenology: vegetative only. 

Melanie Arnett, 419.  6/16/1998. 		RM 
     with B. E. Nelson
_________________________________________________________________________

789.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: E of Tenmile Spring on west-facing slope of Carpenter Ridge, ca 17.8 air mi SW of Gunnison; ca 7.8 air mi SW of Tenderfoot Hill.  Elev. 8280-8840 ft.
T48N R3W S22 South1/2.  38.3986 N, 107.1965 W.  
West-southwest-facing slope of sagebrush. Phenology: flowering & fruiting. 

Melanie Arnett, 461.  6/16/1998. 		RM 
     with B. E. Nelson
_________________________________________________________________________

790.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: ca 17.7 air mi NE of Lake City along Cebolla Creek and adjacent west-facing slope; ca 2.5 road mi N of Hinsdale County on County Road 27.  Elev. 8400-8680 ft.
T45N R2W S1 NW1/4.  38.1796 N, 107.0462 W.  
Banks of creek; no willows, only Alnus. Phenology: vegetative only. 

Melanie Arnett, 491.  6/18/1998. 		RM 
_________________________________________________________________________

791.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: ca 21.5 air mi NNE of Lake City along Milkranch Gulch and adjacent west- and north-facing slopes; ca 1/4 road mi E of intersection of County Road 27 and Colo Hwy 149; on S side of road.  Elev. 8200-8480 ft.
T47N R2W S28 South1/2.  38.2964 N, 107.1026 W.  
Heavily vegetated roadside gulch. Phenology: vegetative only. 

Melanie Arnett, 528.  6/18/1998. 		RM 
_________________________________________________________________________

792.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: ca 11.7 air mi SSE of Doyleville in a side canyon of Cochetopa Canyon; ca 7.6 air mi NNW of Cochetopa Dome; from County Road 14-PP to Cochetopa Creek.  Elev. 8500-9000 ft.
T47N R2E S16 South1/2.  38.3316 N, 106.7544 W.  
Aspen/spruce/fir wooded canyon. Phenology: vegetative only. 

Melanie Arnett, 655.  6/18/1998. 		RM 
_________________________________________________________________________

793.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: Uncompahgre Basin: San Juan Mountains: Trail 217 along Cutler Creek, ca 6.5-7 air mi N of Ouray; ca 2.4 air mi SE of Baldy Peak.  Elev. 8600-9400 ft.
T44N R7W S7 NE1/4; also N1/2 S8 and NW1/4 S9.  38.0792 N, 107.6716 W.  
Aspen/mixed conifer mountain streamside. Phenology: vegetative only. 

Melanie Arnett, 705.  6/20/1998. 		RM 
_________________________________________________________________________

794.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: San Juan Mountains: ca 24.2 air mi ENE of Lake City along Elk Creek; ca 5.5-6 air mi NNE of Stewart Peak.  Elev. 10400-10880 ft.
T44N R1E S4; also NE1/4 S5; also T45N R1E SE1/4 S32.  38.0951 N, 106.8728 W.  
Lower canyon slopes and riparian. Phenology: vegetative only. 

Melanie Arnett, 727.  6/23/1998. 		RM 
_________________________________________________________________________

795.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: San Juan Mountains: on west side of Forest Road 794, ca 29 air mi ENE of Lake City in Cold Spring Park; ca 3.5-4 air mi SE of McDonough Reservoir No. 2.  Elev. 9800-10400 ft.
T45N R2E S19 South1/2.  38.1413 N, 106.7907 W.  
Open aspen/mixed conifer forest on east-facing slopes. Phenology: vegetative only. 

Melanie Arnett, 789.  6/23/1998. 		RM 
_________________________________________________________________________

796.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: off of Forest Road 867, ca 13 air mi N of Lake City on Alpine Plateau; ca 0.4 air mi NW of the top of Dwyer Gulch.  Elev. 11200-11480 ft.
T46N R4W S20 SE1/4; also South1/2 S21, NW1/4 S28; also NE1/4 S29.  38.2234 N, 107.3468 W.  
East-facing rim of alpine meadow. Phenology: vegetative only. 

Melanie Arnett, 814.  6/25/1998. 		RM 
_________________________________________________________________________

797.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: ca 10.2 air mi N of Lake City along Forest Road 868; ca 8 air mi WNW of Powderhorn Lakes; ca 1 air mi N of confluence of Elk Creek and Little Elk Creek.  Elev. 9560-9800 ft.
T45N R4W S4 E1/2.  38.1796 N, 107.328 W.  
Aspen grove on east-facing slope. Phenology: vegetative only. 

Melanie Arnett, 908.  6/25/1998. 		RM 
_________________________________________________________________________

798.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: County Road 32 at Saguache County, ca 5.2 air mi ESE of Blaine Rock; ca 9 air mi SSW of Gunnison.  Elev. 8440-8748 ft.
T48N R1W S17 W1/2; also NE1/4 S18, SE1/4 S7; also SW1/2 S8.  38.42 N, 106.9905 W.  
Sagebrush shrubland. Phenology: vegetative only. 

Melanie Arnett, 3825.  5/23/1999. 		RM 750749
_________________________________________________________________________

799.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: E of confluence of Lake Fork Gunnison River and Little Willow Creek, ca 3 air mi SW of Carpenter Ridge; ca 5.4 air mi SE of Sapinero.  Elev. 7700-8320 ft.
T48N R3W S20 South1/4; also N1/2 S29.  38.3974 N, 107.234 W.  
Moist spruce/fir draw. Phenology: vegetative only. 

Melanie Arnett, 3920.  5/26/1999. 		RM 750750
_________________________________________________________________________

800.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: SW of County Road 61, ca 2 air mi SE of the confluence of Willow and Sugar creeks; ca 10.5 air mi SSW of Gunnison.  Elev. 8200-8500 ft.
T48N R1W S19 NW1/4; also SW1/4 S18, SE1/4 S13; also NE1/4 S24.  38.4054 N, 107.0086 W.  
Ponderosa/sagebrush association in rocky hills with Douglas fir and junipers. Phenology: vegetative only. 

Melanie Arnett, 3972.  5/31/1999. 		RM 750782
_________________________________________________________________________

801.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: northeast flank of Flat Top, ca 1 air mi SSW of intersection of U.S. Hwy 50 and Colo Hwy 114; ca 8 air mi ESE of Gunnison.  Elev. 7880-8531 ft.
T49N R2E S18 E1/2; also NW1/4 S17.  38.5074 N, 106.7932 W.  
Sagebrush shrubland. Phenology: vegetative only. 

Melanie Arnett, 4026.  6/1/1999. 		RM 750741
_________________________________________________________________________

802.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: just W of Colo Hwy 149 at Blaine Rock, ca 11 air mi SW of Gunnison.  Elev. 8300-8680 ft.
T48N R2W S10; also South1/2 S3.  38.4266 N, 107.0838 W.  
Sagebrush shrubland. Phenology: vegetative only. 

Melanie Arnett, 4088.  6/3/1999. 		RM 750742
_________________________________________________________________________

803.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: on east side of County Road 5YY, ca 2.4 air mi S of Gunnison County; ca 3.7 air mi SW of Mineral Hill Mine; ca 10.7 air mi SSE of Gunnison.  Elev. 9400-9660 ft.
T48N R1E S30 SE1/4; also SW1/4 S29.  38.3907 N, 106.8997 W.  
Sagebrush shrubland. Phenology: vegetative only. 

Melanie Arnett, 4179.  6/14/1999. 		RM 750743
_________________________________________________________________________

804.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Curecanti National Recreation Area: ca 1.2 air mi W of County Road 26; ca 3 air mi S of Blue Mesa Reservoir; ca 3.9 air mi SE of Sapinero.  Elev. 7480-8360 ft.
T48N R3W S7 South1/4; also N1/4 S18.  38.4266 N, 107.2528 W.  
Sagebrush shrubland and steep, rocky, west-facing canyon slope with sagebrush/Douglas fir. Phenology: vegetative only. 

Melanie Arnett, 4229.  6/16/1999. 		RM 750744
_________________________________________________________________________

805.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: Gunnison National Forest: ca 0.5-1.5 air mi SE of Green Mountain, ca 2-3 air mi E of Deer Hill; between Gismo Creek and Meyers Gulch.  Elev. 10160-10700 ft.
T47N R3E S34 SW1/4; also SE1/4 S33.  38.2883 N, 106.6273 W.  
Hilly mixed-conifer/aspen woodland. Phenology: vegetative only. 

Melanie Arnett, 4380.  6/20/1999. 		RM 750745
_________________________________________________________________________

806.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: ca 1.5-2 air mi NE of Stubbs Gulch, ca 6 air mi W of Flat Top; ca 4-5 air mi ESE of Gunnison.  Elev. 8140-8680 ft.
T49N R1E S19 SE1/4; also SW1/4 S20, S29; also NE1/4 S30.  38.4928 N, 106.9024 W.  
Sagebrush shrubland in rolling hills with limestone outcroppings. Phenology: vegetative only. 

Melanie Arnett, 4488.  6/22/1999. 		RM 750746
_________________________________________________________________________

807.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Curecanti National Recreation Area: Cebolla Creek where it meets with Blue Mesa Reservoir, ca 1.8 air mi E of Carpenter Ridge; ca 4.6 air mi W of Blaine Rock.  Elev. 7500-8000 ft.
T48N R3W S11 NE1/4.  38.4266 N, 107.1777 W.  
Ravine bottom. Phenology: vegetative only. 

Melanie Arnett, 4565.  6/22/1999. 		RM 750747
_________________________________________________________________________

808.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: from County Road 50 to the southern tip of Fish Canyon Ridge, ca 1.2-3.8 air mi WNW of Dry Lake; ca 5-7.2 air mi ESE of Devils Lake.  Elev. 9080-11127 ft.
T44N R2W S14 NW1/4; also E1/2 S8, S9, S10; also N1/2 S15.  38.0657 N, 107.0558 W.  
Steep, hilly grassland with intermittent mixed conifer/aspen forest and occasional limestone outcrops. Phenology: vegetative only. 

Melanie Arnett, 4606.  6/24/1999. 		RM 750730
_________________________________________________________________________

809.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: Uncompahgre National Forest: Cimarron Ridge at Owl Pass and NE to the West Fork Cimarron River, ca 4.3 air mi SSW of Silver Jack Reservoir; ca 11 air mi E of Ridgway.  Elev. 9760-10280 ft.
T45N R6W S7 SE1/4; also SW1/4 S8.  38.167 N, 107.5674 W.  
Moist aspen/spruce forest. Phenology: vegetative only. 

Melanie Arnett, 4724.  6/28/1999. 		RM 750731
_________________________________________________________________________

810.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: Gunnison National Forest: La Garita Wilderness: from ca 1.3 air mi ENE of Baldy Cinco to Tumble Creek at the Skyline Trailhead, ca 9-11.5 air mi ESE of Lake City.  Elev. 10400-11800 ft.
T43N R2W S30 N1/2; also SW1/4 S19 and S24.  37.9501 N, 107.129 W.  
Spruce forest. Phenology: vegetative only. 

Melanie Arnett, 4823.  6/30/1999. 		RM 750732
_________________________________________________________________________

811.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: west side of County Road 58 at Indian Peak (9757') to unnamed peak at 9505', ca 4.5 air mi SE of Gateview; ca 7.8 air mi NNE of Powderhorn Lakes.  Elev. 9400-9680 ft.
T46N R3W S13 W1/2; also NE1/4 S14.  38.2369 N, 107.1589 W.  
Open mixed conifer woodland with aspen and sagebrush. Phenology: vegetative only. 

Melanie Arnett, 4971.  7/6/1999. 		RM 750733
_________________________________________________________________________

812.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: intersection of County roads 27B and 27C at North Beaver Creek, ca 1.8 air mi NNE of Rudolph Hill; ca 10.5 air mi ESE of Gateview.  Elev. 8600-8967 ft.
T46N R1.5W S13 NW1/4; also N1/2 S14.  38.2397 N, 107.0232 W.  
Riparian and adjacent sagebrush shrubland. Phenology: vegetative only. 

Melanie Arnett, 5031.  7/6/1999. 		RM 750734
_________________________________________________________________________

813.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: west side of Wolf Creek, ca 2 air mi NW of summit of Nine Mile Hill; ca 4.2 air mi SSW of Blaine Rock; ca 11.5 air mi SE of Sapinero.  Elev. 8440-8680 ft.
T48N R2W S28 SW1/4.  38.3828 N, 107.1026 W.  
Sagebrush shrubland with watering holes. Phenology: vegetative only. 

Melanie Arnett, 5097.  7/13/1999. 		RM 750735
_________________________________________________________________________

814.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: Gunnison National Forest: Indian Creek, ca 2 air mi WSW of Pinnacle Mine; ca 4.5 air mi ESE of Sargents; ca 7 air mi S of Monarch Pass.  Elev. 9240-9860 ft.
T48N R6E S20 SW1/4.  38.3898 N, 106.3338 W.  
Riparian. Phenology: vegetative only. 

Melanie Arnett, 5227.  7/15/1999. 		RM 750736
_________________________________________________________________________

815.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: Gunnison National Forest: ca 2 air mi WSW of Pinnacle Mine, ca 4.5 air mi ESE of Sargents; ca 7 air mi S of Monarch Pass.  Elev. 9240-9860 ft.
T48N R6W S19 SE1/4.  38.3949 N, 106.3385 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
South-facing mixed conifer slope. Phenology: vegetative only. 

Melanie Arnett, 5261.  7/15/1999. 		RM 750737
_________________________________________________________________________

816.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: Gunnison National Forest: ca 0.5 air mi NE of South Pass, ca 7.3 air mi SW of Cochetopa Pass; ca 9.5 air mi S of Cochetopa Dome.  Elev. 10220-10620 ft.
T44N R3E S7 W1/2; also T44N R2E S12 E1/2.  38.0801 N, 106.6898 W.  
Grassy drainage and adjacent open forest. Phenology: vegetative only. 

Melanie Arnett, 5552.  7/23/1999. 		RM 750738
_________________________________________________________________________

817.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: San Juan Mountains: Gunnison National Forest: along Continental Divide where it parallels Cochetopa Creek, ca 3-5 air mi NNW of Table Mountain; ca 7-10 air mi ENE of Stewart Peak.  Elev. 10200-10800 ft.
T44N R2E S19 E1/2; also SW1/4 S9, E1/2 S17, and W1/2 S20.  38.05705 N, 106.78202 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Aspen/spruce forest on east-facing slope of canyon. Phenology: vegetative only. 

Melanie Arnett, 5630.  7/23/1999. 		RM 750739
_________________________________________________________________________

818.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: San Juan Mountains: Gunnison National Forest: along and around Bead Creek, ca 2 air mi SE of Cooper Mountain; ca 6.2 air mi NNE of Sawtooth Mountain.  Elev. 9120-9260 ft.
T47N R1E S12 NE1/4.  38.3468 N, 106.8089 W.  
Sagebrush mountain park with creek. Phenology: vegetative only. 

Melanie Arnett, 5747.  7/28/1999. 		RM 750740
_________________________________________________________________________

819.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: along the Lake Fork Gunnison River at Grizzly Gulch trailhead, ca 1.8 air mi ENE of Whitecross Mountain; ca 10.2 air mi SW of Lake City.  Elev. 10400-10440 ft.
T43N R5W S31 SW1/4.  37.9356 N, 107.4584 W.  
Mountain park and riparian. Phenology: vegetative only. 

Melanie Arnett, 6168.  8/3/1999. 		RM 750726
_________________________________________________________________________

820.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: Cochetopa Hills: Gunnison National Forest: northeast end of Razor Creek Park, ca 1.8 air mi NW of West Baldy; ca 3 air mi SSW of Needle Creek Reservoir.  Elev. 9700-9920 ft.
T47N R4E S19 SW1/4; also NW1/4 S30.  38.3175 N, 106.5728 W.  
Mountain parkland. Phenology: vegetative only. 

Melanie Arnett, 6536.  8/7/1999. 		RM 750725
_________________________________________________________________________

821.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: La Garita Wilderness: heading S on west side of Mineral Creek from its confluence with unnamed creek (flows NE out of Mineral Park) for ca 1.2 mi; ca 2-2.9 air mi S of Dry Lake.  Elev. 9440-9600 ft.
T44N R2W S25 SW1/4; also N1/2 S36.  38.0368 N, 107.0375 W.  
Canyon floor and lower portion of canyon slopes. Phenology: vegetative only. 

Melanie Arnett, 6659.  8/10/1999. 		RM 750724
_________________________________________________________________________

822.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: ca 1.4 air mi SW of Round Mountain, ca 2.5 air mi W of Gateview, ca 12 air mi SSE of Sapinero.  Elev. 9340-9640 ft.
T47N R4W S25 SE1/4; also T47N R3W S30 SW1/4.  38.2953 N, 107.2716 W.  
Aspen/Douglas fir forest. Phenology: vegetative only. 

Melanie Arnett, 6928.  8/13/1999. 		RM 750723
_________________________________________________________________________

823.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: Uncompahgre National Forest: along Forest Road 861 by the Middle Fork Cimarron River, ca 2-3.2 air mi N of Hinsdale County; ca 2.8-3.6 air mi NE of Owl Creek Pass.  Elev. 9200-9400 ft.
T45N R6W S3 W1/2; also T46N R6W S34 SW1/4.  38.1816 N, 107.512 W.  
Roadside, riparian and spruce forest. Phenology: vegetative only. 

Melanie Arnett, 7088.  8/14/1999. 		RM 750722
_________________________________________________________________________

824.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: ca 6.8 air mi W of Round Mountain, ca 7.3 air mi SSE of Halfway House.  Elev. 9680 ft.
T47N R4W S30 NW1/4; also SW1/4 S19.  38.2953 N, 107.3655 W.  
Open mixed conifer woodland. Phenology: vegetative only. 

Melanie Arnett, 7123.  8/14/1999. 		RM 750721
_________________________________________________________________________

825.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: ridge ca 0.4 air mi E of Big Blue Creek, ca 7.8 air mi SSW of Halfway House, ca 11 air mi W of Gateview.  Elev. 9800-10200 ft.
T47N R5W S27 E1/2.  38.2953 N, 107.4218 W.  
Aspen/fir/spruce woodland. Phenology: vegetative only. 

Melanie Arnett, 7143.  8/14/1999. 		RM 750720
_________________________________________________________________________

826.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: ca 2.3 air mi S of Powderhorn, ca 7.4 air mi ESE of Gateview, ca 10.5 air mi NNW of Cathedral.  Elev. 8600-8990 ft.
T46N R2W S16 NE1/4.  38.2369 N, 107.1026 W.  
Douglas fir/ponderosa pine/sagebrush association. Phenology: vegetative only. 

Melanie Arnett, 7200.  8/20/1999. 		RM 750719
_________________________________________________________________________

827.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: San Juan Mountains: Uncompahgre National Forest: S on Trail 232 along Big Blue Creek from northern boundary of Uncompahgre Wilderness for ca 1 mi, ca 5-5.5 air mi ENE of Sheep Mountain; ca 11-11.9 air mi SW of Gateview.  Elev. 9680-9800 ft.
T46N R5W S36.  
Aspen/spruce forest and riparian areas. Phenology: vegetative only. 

Melanie Arnett, 7274.  8/23/1999. 		RM 750718
_________________________________________________________________________

828.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: County Road 20, ca 1.5 air mi NE of Gravel Mountain; ca 1.9 air mi SE of confluence of Henson Creek and unnamed creek flowing NE from Horseshoe Basin.  Elev. 10480-10600 ft.
T43N R6W S22 N1/2.  37.9645 N, 107.5133 W.  
Roadside. Phenology: vegetative only. 

Melanie Arnett, 7360.  8/24/1999. 		RM 750717
_________________________________________________________________________

829.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: Colo Hwy 149 along lower portion of Dutch Gulch, ca 1.3 air mi ESE of Gateview; ca 2.5 air mi WNW of Cap Mountain.  Elev. 8400 ft.
T47N R3W S34 NE1/4.  38.2807 N, 107.1965 W.  
Roadside. Phenology: vegetative only. 

Melanie Arnett, 7460.  8/24/1999. 		RM 750716
_________________________________________________________________________

830.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Southern Gunnison Basin: San Juan Mountains: Gunnison National Forest: La Garita Wilderness: W along Stewart Creek Trail from Forest Road 794 for ca 1 mi, ca 3.3-4.4 air mi ESE-E of Stewart Peak.  Elev. 10500-10700 ft.
T44N R1E S34 South1/2.  38.0223 N, 106.8545 W.  
Open canyon. Phenology: vegetative only. 

Melanie Arnett, 7567.  8/26/1999. 		RM 750715
_________________________________________________________________________

831.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Southern Gunnison Basin: San Juan Mountains: S along the Alpine Gulch Trail for ca 1 mi from trailhead at County Road 20, ca 2.5-3 air mi WSW of Lake City.  Elev. 9000-9400 ft.
T44N R4W S31 SE1/4; also T43N R5W S1 E1/4 and NE1/4 S12.  38.0204 N, 107.3669 W.  
Canyon and riparian areas. Phenology: vegetative only. 

Melanie Arnett, 7794.  8/29/1999. 		RM 750714
_________________________________________________________________________

832.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gros Ventre River Road, ca 2 air mi E of Forest boundary; just W to overlooking Lower Slide Lake, on the north side.  Elev. 6900-7400 ft.
T42N R114W S5.  43.634 N, 110.5565 W; uncertainty 1 mi..  
Steep slopes with outcrops of sandstone and limestone. Phenology: vegetative only. 

Ronald L. Hartman, 51270.  6/26/1995. 		RM 659342	Barcode: RM0263527
_________________________________________________________________________

833.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Shadow Mountain, ca 7 air mi NE of Moose.  Elev. 7300-7400 ft.
T43N R115W S12 South1/2; also N1/2 S13.  43.706 N, 110.5964 W; uncertainty 1 mi..  
Mountain slope with burn areas. Phenology: vegetative only. 

Ronald L. Hartman, 52116.  7/16/1995. 		RM 659345	Barcode: RM0264045
_________________________________________________________________________

834.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Burnt Creek and ridge to east.  Elev. 7200-8200 ft.
T42N R112W S30; also S31.  43.5764 N, 110.3374 W; uncertainty 2 mi..  
Phenology: vegetative only. 

Ronald L. Hartman, 52806.  7/24/1995. 		RM 659347	Barcode: RM0264041
_________________________________________________________________________

835.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: highland N of lower Gros Ventre drainage and S of Slate Creek, ca 4 air mi NE of Crystal Creek Campground.  Elev. 6500-6800 ft.
T43N R113W S34.  43.6484 N, 110.3971 W.  
Along creek. Phenology: vegetative only. 

Ronald L. Hartman, 53840.  8/16/1995. 		RM 659349	Barcode: RM0264042
_________________________________________________________________________

836.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: "The Glade" area, ca 10 air km ESE of Dove Creek along Forest Road 216D off Forest Road 504.  Elev. 8200-8300 ft.
T41N R16W S31 NW1/4.  37.7704 N, 108.6726 W.  
Ponderosa, oak, aspen, Amelanchier, Rosa, and Symphoricarpos. Phenology: vegetative only. 

Lynn Marie Moore, 2068.  6/7/1994. 		 
_________________________________________________________________________

837.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: "The Glade" area, along Forest Road 218A off Forest Road 504.  Elev. 8200-8300 ft.
T41N R17W S25 SW1/4.  37.7849 N, 108.6909 W.  
Ponderosa woodland, oak, aspen, Amelanchier, Rosa and riparian area surrounding cow pond. Phenology: vegetative only. 

Lynn Marie Moore, 2104.  6/7/1994. 		 
_________________________________________________________________________

838.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Echo Basin area, Burnt Ridge, Forest Road 566A, ca 8 air mi NE of Mancos.  Elev. 9400-9600 ft.
T37N R12W S23 SW1/4.  37.4499 N, 108.1502 W.  
Aspen-spruce-fir forest and meadow; snowberry, Ribes and Rosa present. Phenology: vegetative only. 

Lynn Marie Moore, 2268.  6/12/1994. 		 
_________________________________________________________________________

839.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Echo Basin area, Rampart Hills, Forest Road 329, ca 6.5 air mi NE of Mancos.  Elev. 9200 ft.
T37N R12W S29 NE1/4.  37.4352 N, 108.2047 W.  
North-facing aspen-fir-spruce forest. Phenology: vegetative only. 

Lynn Marie Moore, 2289.  6/12/1994. 		 
_________________________________________________________________________

840.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Transfer Campground Area, Forest Road 561, ca 8 air mi NE of Mancos.  Elev. 8840-8860 ft.
T37N R12W S18 NE1/4.  37.4645 N, 108.2228 W.  
East-facing ridge with aspen, ponderosa, oak, Amelanchier, Symphoricarpos, and manzanita. Phenology: vegetative only. 

Lynn Marie Moore, 2368.  6/22/1994. 		 
_________________________________________________________________________

841.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Transfer Campground Area, Forest Road 561, Chicken Creek Trail, ca 7.5 air mi NE of Mancos.  Elev. 8560-8600 ft.
T37N R12W S19; also NE1/4 S18.  37.4499 N, 108.2228 W.  
Aspen woodland and meadow, east-facing canyon slopes, and riparian area along creek. Phenology: vegetative only. 

Lynn Marie Moore, 2421.  6/22/1994. 		 
_________________________________________________________________________

842.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Transfer Campground area, junction of Chicken Creek trail and Rim Trail, ca 6.5 air mi NE of Mancos.  Elev. 8300-8400 ft.
T37N R13W S24 SE1/8; and NE1/4 S25.  37.4499 N, 108.2409 W.  
South-facing canyon slope with aspen, spruce-fir, and ponderosa higher on east side, riparian area along creek. Phenology: vegetative only. 

Lynn Marie Moore, 2443.  6/22/1994. 		 
_________________________________________________________________________

843.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Transfer Campground area, ca 8 air mi NE of Mancos, head of Chicken Creek Trail, off Forest Road 561.  Elev. 8740-8860 ft.
T37N R12W S18 NE1/8.  37.4645 N, 108.2228 W.  
Shady, west-facing slope and drainage along creek; aspen, spruce-fir, Symphoricarpos, and Amelanchier. Phenology: vegetative only. 

Lynn Marie Moore, 2470.  6/22/1994. 		 
_________________________________________________________________________

844.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Morrison Trail, 9.75 air mi NE of Mancos.  Elev. 9120-9220 ft.
T37N R12W S6 NE1/4.  37.4937 N, 108.2228 W.  
South-southwest-facing aspen-Douglas fir woodland ridge and clearing. Phenology: vegetative only. 

Lynn Marie Moore, 2499.  6/23/1994. 		 
_________________________________________________________________________

845.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Morrison Trail, Lost Canyon Creek area, ca 12 air mi NE of Mancos.  Elev. 9140-9820 ft.
T38N R12W S30 NE1/4.  37.523 N, 108.2228 W.  
South-facing slope above creek; open aspen forest, scattered spruce, oak, Salix and riparian area along creek. Phenology: vegetative only. 

Lynn Marie Moore, 2555.  6/23/1994. 		 
_________________________________________________________________________

846.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: Beaver Creek Massacre site, Forest Road 526 and Forest Road 525A, ca 14 air mi N of Dolores.  Elev. 7960-8100 ft.
T39N R14W S8 SW1/4.  37.6547 N, 108.4224 W.  
East-facing ponderosa pine, aspen and riparian area along creek. Phenology: vegetative only. 

Lynn Marie Moore, 2578.  6/27/1994. 		 
_________________________________________________________________________

847.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Trail Canyon, W of Forest Road 526, on Forest Road 525B, ca 12 air mi N of Dolores.  Elev. 7940-7960 ft.
T39N R14W S19 NW1/4.  37.6254 N, 108.4405 W.  
South-southwest-facing seasonal drainage with open ponderosa, aspen, oak, Amelanchier, and Rosa. Phenology: vegetative only. 

Lynn Marie Moore, 2610.  6/27/1994. 		 
_________________________________________________________________________

848.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: McPhee Park, Forest Road 526, ca 11 air mi N of Dolores.  Elev. 8000-8020 ft.
T39N R14W S28 NW1/4.  37.6108 N, 108.4042 W.  
Virgin ponderosa pine grove. Phenology: vegetative only. 

Lynn Marie Moore, 2678.  6/27/1994. 		 
_________________________________________________________________________

849.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Stoner Mesa area, Emerson Campground, Trail #624, ca 14 air mi N of Dolores, off Forest Road 535.  Elev. 8800-8900 ft.
T39N R13W S30 S1/3.  37.6108 N, 108.3317 W.  
South-southeast-facing meadow with scattered aspen, Symphoricarpos, and Amelanchier. Phenology: vegetative only. 

Lynn Marie Moore, 2689.  6/28/1994. 		 
_________________________________________________________________________

850.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Stoner Mesa area, Emerson Campground, Trail #624, ca 16 air mi N of Dolores off Forest Road 535.  Elev. 9040-9160 ft.
T39N R13W S15 SW1/4.  37.64 N, 108.2772 W.  
South-southeast-facing scattered aspen forest and meadow. Between and around two small reservoirs. Phenology: vegetative only. 

Lynn Marie Moore, 2733.  6/28/1994. 		 
_________________________________________________________________________

851.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: Stoner Mesa area, Emerson Campground, Trail #624, ca 13 air mi N of Dolores off Forest Road 535.  Elev. 7480-8800 ft.
T39N R14W S25 SE1/4.  37.6108 N, 108.3498 W.  
West facing slope along trail; dense, shady aspen forest, scattered oak and spruce along slopes closer to river; chokecherry, serviceberry, snowberry, and Acer. Phenology: vegetative only. 

Lynn Marie Moore, 2772.  6/28/1994. 		 
_________________________________________________________________________

852.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Haycamp Mesa and Grouse Point, Forest Road 556 and Forest Road 390A, ca 11 air mi NW of Mancos.  Elev. 7800 ft.
T37N R14W S3 W1/2.  37.4937 N, 108.3861 W.  
South-southwest-facing meadow and creek drainage (dried up) with Ponderosa pine, aspen, and Rosa; recently grazed. Phenology: vegetative only. 

Lynn Marie Moore, 2828.  7/6/1994. 		 
_________________________________________________________________________

853.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Haycamp Mesa, Forest Road 558 N of Forest Road 556, ca 14.5 air mi N of Mancos.  Elev. 8500-8600 ft.
T38N R13W S17 SW1/8; also NW1/4 S20.  37.5523 N, 108.3135 W.  
East-facing drainage and hillsides with ponderosa pine, spruce, and aspen; recently grazed. Phenology: vegetative only. 

Lynn Marie Moore, 2855.  7/6/1994. 		 
_________________________________________________________________________

854.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 1 mi east of the junction of Forest Roads 561 and 350; ca 10 air mi NE of Mancos.  Elev. 10600-10760 ft.
T37N R12W S19 SE1/4.  37.4499 N, 108.2228 W.  
Aspen woodland, Symphoricarpos, Amelanchier, and Rosa on a south-southwest-facing slope. Phenology: vegetative only. 

Lynn Marie Moore, 2983.  7/7/1994. 		 
     with Marie Rambo
_________________________________________________________________________

855.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Gold Run Trail, off Forest Road 556, ca 12 air mi NE of Mancos.  Elev. 9800-10400 ft.
T38N R11W S30 SW1/8; also NW1/4 S31.  37.523 N, 108.1139 W.  
North to northeast-facing slope, aspen, spruce, and Symphoricarpos, Cornus, shady in spots and mixed with open talus slope. Phenology: vegetative only. 

Lynn Marie Moore, 3025.  7/8/1994. 		 
_________________________________________________________________________

856.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Willow Divide area, Forest Road 727, ca 7 air mi WNW of Rico.  Elev. 9600-10240 ft.
T41N R12W S36 NW1/4.  37.7704 N, 108.141 W.  
East to West facing ridge top and seepage; Engelmann spruce, lodgepole pine, snowberry, ribes. Phenology: vegetative only. 

Lynn Marie Moore, 3541.  8/2/1994. 		 
_________________________________________________________________________

857.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 545, Little Taylor Creek Trail #205, ca 15 air mi NE of Dolores, N of Colo HWY 145.  Elev. 8680-8800 ft.
T39N R12W S32 SW1/4.  37.5961 N, 108.2047 W; uncertainty 0.5 mi..  
Montane aspen, blue spruce forest along and above creek. Phenology: vegetative only. 

Lynn Marie Moore, 3642.  8/3/1994. 		 
_________________________________________________________________________

858.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Lower Scotch Creek, Forest Road 550, just off Colo HWY 145; ca 3.5 air mi south of Rico.  Elev. 8800-9000 ft.
T39N R10W S13 NE1/4.  37.64 N, 107.9144 W.  
Blue spruce, aspen and Douglas-fir forest and riparian area along creek and surrounding canyon. North to south facing. Phenology: vegetative only. 

Lynn Marie Moore, 3876.  8/16/1994. 		 
_________________________________________________________________________

859.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Lower Ryman Creek Trail #735, east side of Colo HWY 145; ca 5.5 air mi south of Rico.  Elev. 8600-8700 ft.
T39N R10W S22 NW1/4.  37.6254 N, 107.9506 W; uncertainty 0.5 mi..  
Aspen, blue spruce, serviceberry, snowberry, birch, riparian area along, montane meadow and canyon. North to northwest facing. Phenology: vegetative only. 

Lynn Marie Moore, 3913.  8/16/1994. 		 
_________________________________________________________________________

860.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Golconda, along south fork of West Mancos river, West Mancos Trail, ca 16 air mi NE of Mancos.  Elev. 9100-9200 ft.
T37N R12W S14 SW1/4.  37.4645 N, 108.1502 W; uncertainty 0.5 mi..  
Aspen, blue spruce, serviceberry and cinquefoil; Montane meadow and seepage above river; West facing. Phenology: vegetative only. 

Lynn Marie Moore, 4028.  8/23/1994. 		 
_________________________________________________________________________

861.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Upper Golconda Area, West Mancos Trail, ca 10 air mi NE of Mancos.  Elev. 10000-10600 ft.
T37N R12W S24 NW1/4.  37.4499 N, 108.1321 W.  
Engelmann spruce, subalpine fir, blue spruce, and Douglas-fir forest, patches of talus slope along trail. Phenology: vegetative only. 

Lynn Marie Moore, 4086.  8/23/1994. 		 
_________________________________________________________________________

862.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 11 air mi NE of Mancos, Forest Road 561.  Elev. 9400-9600 ft.
T37N R12W S9.  37.4791 N, 108.1865 W.  
Montane; aspen, spruce, and Salix along creeks, and late snow melts; west-facing. Phenology: flowering. 

Lynn Marie Moore, 4982b.  6/5/1995. 		 
_________________________________________________________________________

863.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest, Forest Road 558, ca 6 air mi NW of Dolores on Haycamp Mesa.  Elev. 8400-8480 ft.
T38N R13W S29; also S30.  37.523 N, 108.3135 W.  
Ponderosa, spruce, and aspen along creek, shrubby cinquefoil on south facing slope. Phenology: vegetative only. 

Lynn Marie Moore, 5721.  6/19/1995. 		 
     with Fallon Judkins
_________________________________________________________________________

864.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 7 air mi E of Mancos at Valley View Spring.  Elev. 9700 ft.
T36N R12W S22.  37.3637 N, 108.1634 W.  
Aspen, montane, and snowberry on south facing slopes. Phenology: vegetative only. 

Lynn Marie Moore, 6047.  6/28/1995. 		 
_________________________________________________________________________

865.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Trail 607, S of Colo. HWY 145, ca 16 air mi NE of Dolores on Morrison Trail, Bear Creek Drainage.  Elev. 8000-9600 ft.
T38N R12W S8; also S17.  37.5669 N, 108.2047 W.  
Spruce, aspen, douglas fir, boxelder, and snowberry in a north facing canyon and drainage. Phenology: vegetative only. 

Lynn Marie Moore, 6464.  7/8/1995. 		 
_________________________________________________________________________

866.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 18 air mi NE of Dolores, Forest Road 545, Taylor Mesa.  Elev. 10600 ft.
T39N R12W S10.  37.6547 N, 108.1684 W.  
Subalpine meadow; spruce/fir and lodgepole; east to southeast facing. Phenology: vegetative only. 

Lynn Marie Moore, 6521.  7/8/1995. 		 
_________________________________________________________________________

867.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: Lone Cone State Wildlife Area, ca 26 air mi NNE of Dolores, E of Forest Road 526.  Elev. 8200-9000 ft.
T42N R13W S33.  37.8574 N, 108.3059 W.  
Oak, scattered ponderosa, aspen grove with creek, pinyon and juniper, south to west facing. Phenology: vegetative only. 

Lynn Marie Moore, 6580.  7/9/1995. 		 
_________________________________________________________________________

868.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Trail 740, Goble Creek Trail, ca 19 air mi N of Dolores.  Elev. 8100-9000 ft.
T40N R13W S22; also S23.  37.7132 N, 108.2772 W.  
Aspen, oak, and spruce on the south facing side and spruce-fir along the north facing side of the drainage; south to north facing. Phenology: vegetative only. 

Lynn Marie Moore, 6701.  7/10/1995. 		 
_________________________________________________________________________

869.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 493, ca 20 air mi N of Dolores at Benchmark Lookout.  Elev. 9200-9240 ft.
T41N R16W S31; also T40N R16W S2.  37.7704 N, 108.6726 W.  
Scrub oak alternating with patchy meadows, aspen along the west side of a hill; south-facing. Phenology: vegetative only. 

Lynn Marie Moore, 6761.  7/11/1995. 		 
_________________________________________________________________________

870.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 512, ca 20 air mi NNW of Dolores on the east side of the Black Snag Spring.  Elev. 8280-8360 ft.
T41N R16W S27; also S28.  37.7849 N, 108.6176 W.  
Ponderosa, oak, scattered aspen, and service berry on southeast to northeast aspect. Phenology: vegetative only. 

Lynn Marie Moore, 6821.  7/11/1995. 		 
_________________________________________________________________________

871.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 403, ca 20 air mi NE of Dolores in the Little Fish Creek Area.  Elev. 9560-9600 ft.
T41N R12W S30.  37.7849 N, 108.2326 W.  
Aspen, spruce, and Salix in riparian area; snow berry and chokecherry; southwest aspect. Phenology: vegetative only. 

Lynn Marie Moore, 6886.  7/12/1995. 		 
_________________________________________________________________________

872.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 251, ca 19 air mi NE of Dolores in the Ground Hog Creek Area on Dressel Reservoir Road.  Elev. 9400-9600 ft.
T40N R13W S10.  37.7424 N, 108.2772 W.  
Aspen groves surrounding large open meadows most likely maintained by grazing; snow berry and Pontentilla fruticosa; northwest facing slope. Phenology: vegetative only. 

Lynn Marie Moore, 6929.  7/13/1995. 		 
_________________________________________________________________________

873.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: County Road 31.00, ca 22 air mi NNE of Dolores in the Belmear Lake drainage area.  Elev. 8200-8400 ft.
T41N R14W S24.  37.7994 N, 108.3609 W.  
Aspen, oak, Berberis, Mahonia, and snow berry on a north facing aspect. Phenology: vegetative only. 

Lynn Marie Moore, 6998.  7/13/1995. 		 
     with Sierra Smith
_________________________________________________________________________

874.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 13 air mi N of Dolores, N of Forest Road 514 by the Anderson Lake turn off.  Elev. 7700-7800 ft.
T39N R14W S6; also T39N R15W S1.  37.6693 N, 108.4405 W.  
Ponderosa, oak, snow berry, sagebrush, Rosa, and service berry on a south to southeast aspect. Phenology: vegetative only. 

Lynn Marie Moore, 7073.  7/14/1995. 		 
     with Sierra Smith
_________________________________________________________________________

875.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 510, S of Salter Y, ca 9 air mi NW of Dolores.  Elev. 8100 ft.
T39N R15W S19; also S20.  37.6254 N, 108.5494 W.  
Ponderosa, oak, snow berry, and service berry on east to southeast facing slopes. Phenology: vegetative only. 

Lynn Marie Moore, 7125.  7/15/1995. 		 
     with Sierra Smith
_________________________________________________________________________

876.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: Lone Cone State Wildlife Area: E of County Road 31.00, ca 25 air mi N of Dolores at Morrison Creek.  Elev. 8000-8600 ft.
T41N R13W S4.  37.8429 N, 108.3059 W.  
Aspen, spruce, douglas fir, and riparian area around creek. Phenology: vegetative only. 

Lynn Marie Moore, 7232.  7/16/1995. 		 
     with Sierra Smith
_________________________________________________________________________

877.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: Lone Cone State Wildlife Area: E of County Road 31.00, ca 25 air mi N of Dolores.  Elev. 8000 ft.
T41N R13W S5.  37.8429 N, 108.3243 W.  
Wetland area with Salix and Ranunculus surrounded by aspen and blue spruce, south-facing. Phenology: vegetative only. 

Lynn Marie Moore, 7295.  7/16/1995. 		 
     with Sierra Smith
_________________________________________________________________________

878.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 7.75 air mi NW of Rico at the junction of Forest Road 611 and Forest Road 305.  Elev. 10000-10200 ft.
T41N R11W S8.  37.8284 N, 108.1043 W; uncertainty 1 mi..  
Subalpine spruce fir forest and meadow dominated by Veratrum; east face. Phenology: vegetative only. 

Lynn Marie Moore, 7732.  7/28/1995. 		 
     with Sierra Smith
_________________________________________________________________________

879.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 616, ca 8.8 air mi NW of Rico.  Elev. 10400-10800 ft.
T41N R12W S12.  37.8284 N, 108.141 W.  
West facing spruce-fir forest grading into south-facing spruce-aspen forest. Phenology: vegetative only. 

Lynn Marie Moore, 7891.  7/29/1995. 		 
_________________________________________________________________________

880.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 5 air mi NW of Rico, NW of Dunton Guard Station, south side of Cold Creek Drainage.  Elev. 9000-9200 ft.
T41N R11W S28.  37.7849 N, 108.086 W.  
Aspen, spruce, snowberry, and Salix on a southeast face. Phenology: vegetative only. 

Lynn Marie Moore, 7948.  7/30/1995. 		 
_________________________________________________________________________

881.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 527E, ca 3 air mi NE of Dolores at the Boggy Draw Area, Morgan Cabin Reservoir.  Elev. 7680-7700 ft.
T38N R14W S31.  37.5084 N, 108.4405 W.  
Ponderosa pine forest, aspen grove and rimrock pavement surrounding wetland and reservoir; west face. Phenology: vegetative only. 

Lynn Marie Moore, 8044b.  7/30/1995. 		 
     with Sierra Smith
_________________________________________________________________________

882.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 5 air mi NW of Rico along Geyser Creek Trail, Forest Trail 648.  Elev. 8600-9200 ft.
T40N R11W S6.  37.7571 N, 108.1139 W.  
Aspen, spruce, snowberry, larkspur, and riparian area along creek and natural geyser, northwest face. Phenology: vegetative only. 

Lynn Marie Moore, 8269.  8/1/1995. 		 
     with Sierra Smith
_________________________________________________________________________

883.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and adjacent areas: San Juan National Forest: ca 13 air mi NE of Mancos, Upper Bear Creek Basin.  Elev. 10000-11800 ft.
T37N R11W S22; also S15.  37.4499 N, 108.0595 W.  
Upper subalpine old growth spruce-fir forest and alpine meadow, along creek sides and slopes; north to northeast-facing. Phenology: vegetative only. 

Lynn Marie Moore, 8817.  8/21/1995. 		 
     with Mike Judkins and Fallon Judkins
_________________________________________________________________________

884.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 7.5 air mi NE of Mancos, Echo Basin Area, Forest Road 567.  Elev. 9600-9800 ft.
T36N R12W S11.  37.3928 N, 108.1452 W.  
Aspen, spruce-fir forest, and Veratrum meadow on a north face; spruce forest on west face. Phenology: vegetative only. 

Lynn Marie Moore, 8950.  8/23/1995. 		 
     with Fallon Judkins and Marie Rambo
_________________________________________________________________________

885.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: Sierra Madre/Park Ranges: Park Range: ca 16 air mi W of Walden.  Elev. 8800-8900 ft.
T9N R82W S14.  
Open areas in lodgepole pine. 

Nancy Kastning, 1380.  9/3/1988. 		 
_________________________________________________________________________

886.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Sierra Madre/Park Range: Park Range: Gold Creek drainage, adjacent to Mount Zirkel Wilderness boundary, ca 21 air mi NE of Steamboat Springs.  Elev. 8400-8600 ft.
T9N R83W S3.  
Aspen groves. 

Neil Snow, 5709.  8/10/1989. 		 
_________________________________________________________________________

887.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Wetlands and Adjacent Areas: Encampment River, ca 1.5 air mi S of Encampment.  Elev. 7204 ft.
T14N R84W S13 NW1/4.  41.1833 N, 106.7964 W; GPS Reading.  
Nearby woods. Phenology: vegetative only. 

Rachel Newton, 1001.  6/26/2005. 		RM 
_________________________________________________________________________

888.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Wetlands and Adjacent Areas: confluence of North Platte River and Corral Creek, ca 12 air mi NE of Encampment.  Elev. 7209 ft.
T15N R82W S23 NE1/4.  41.2611 N, 106.5754 W; GPS Reading.  
Large rock formation overlooking river. Phenology: vegetative only. 

Rachel Newton, 1091.  6/26/2005. 		RM 
_________________________________________________________________________

889.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Wetlands and Adjacent Areas: Rock Creek, ca 18 air mi S of Medicine Bow.  Elev. 7233 ft.
T19N R78W S16 NW1/4.  41.6258 N, 106.1663 W; GPS Reading.  
Moist woody flood plains and banks. Phenology: vegetative only. 

Rachel Newton, 1650.  7/10/2005. 		RM 
_________________________________________________________________________

890.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: Boulder Creek and Lake, ca 8 air mi E of Pinedale.  Elev. 7200 ft.
T33N R108W S11 SE1/4.  42.8426 N, 109.6993 W; GPS Reading.  
Heavily grazed, tree-covered marshy ground. Phenology: vegetative only. 

Rachel Newton, 2333.  7/21/2005. 		RM 
_________________________________________________________________________

891.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: confluence of Pine Creek and Fremont Lake, ca 3 air mi N of Pinedale.  Elev. 7122 ft.
T34N R109W S23 SW1/4.  42.8967 N, 109.8378 W; GPS Reading.  
Tree-covered, submerged hummocks. Phenology: vegetative only. 

Rachel Newton, 2401.  7/21/2005. 		RM 
_________________________________________________________________________

892.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Wetlands and Adjacent Areas: North Fork Encampment River, ca 4 air mi SW of Encampment.  Elev. 7766 ft.
T14N R84W S17 SE1/4 of SE1/4.  41.1786 N, 106.8564 W; GPS Reading.  
Moist banks and flood plains. Phenology: vegetative only. 

Rachel Newton, 2752.  7/29/2005. 		RM 
_________________________________________________________________________

893.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Johnson Creek and Reservoir, ca 35 air mi N of Laramie.  Elev. 5923 ft.
T21N R71W S20 SE1/4 of NE1/4.  41.7801 N, 105.3684 W; GPS Reading.  
Moist banks. Phenology: vegetative only. 

Rachel Newton, 2802.  7/31/2005. 		RM 
_________________________________________________________________________

894.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: New Fork Lakes, ca 17 air mi N of Pinedale.  Elev. 7702 ft.
T36N R109W S7 NW1/4.  43.1104 N, 109.9223 W; GPS Reading.  
Dry uplands. Phenology: vegetative only. 

Rachel Newton, 3631.  8/26/2005. 		RM 
_________________________________________________________________________

895.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: Boulder Creek, ca 13 air mi E of Pinedale.  Elev. 7011 ft.
T33N R107W S3 SW1/4.  42.8572 N, 109.6162 W; GPS Reading.  
Dry forested uplands bordering creek. Phenology: vegetative only. 

Rachel Newton, 3702.  8/28/2005. 		RM 
_________________________________________________________________________

896.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Sweetwater River, ca 31 air mi SE of Lander.  Elev. 7060-7224 ft.
T28N R98W S2 SE1/4.  42.4283 N, 108.4778 W to 42.4286 N, 108.4757 W; GPS Reading.  
Sandy, pebbly canyon walls. Phenology: vegetative only. 

Rachel Newton, 561.  6/18/2005. 		RM 
_________________________________________________________________________

897.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Hutton Lake, ca 14 air mi SW of Laramie.  Elev. 7175 ft.
T14N R74W S20 NW1/4.  41.1705 N, 105.7165 W; GPS Reading.  
Sandy lakeshore and flood plains. Phenology: vegetative only. 

Rachel Newton, 883.  6/24/2005. 		RM 
_________________________________________________________________________

898.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Wetlands and Adjacent Areas: West Tensleep Creek, ca 15 air mi NE of Ten Sleep.  Elev. 7932 ft.
T49N R86W S31 SE1/4.  44.169 N, 107.24982 W; GPS Reading.  
Along moist shaded creek banks. Phenology: vegetative only. 

Rachel Newton, 5175.  6/22/2006. 		RM 
_________________________________________________________________________

899.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Wetlands and Adjacent Areas: North Fork Crazy Woman Creek, ca 15 air mi SW of Buffalo.  Elev. 7049 ft.
T49N R83W S31 NE1/4.  44.17438 N, 106.88974 W; GPS Reading.  
Dry, rocky uplands. Phenology: vegetative only. 

Rachel Newton, 5403.  6/26/2006. 		RM 
_________________________________________________________________________

900.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Wetlands and Adjacent Areas: Tie Hack Reservoir, ca 12 air mi WSW of Buffalo.  Elev. 7544 ft.
T50N R84W S26 NE1/4.  44.28704 N, 106.92474 W; GPS Reading.  
Hillside with Pinus forest. Phenology: vegetative only. 

Rachel Newton, 5485.  6/26/2006. 		RM 
_________________________________________________________________________

901.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Wetlands and Adjacent Areas: Hoback River, ca 16 air mi SSE of Jackson.  Elev. 6265 ft.
T38N R115W S1 SW1/4.  43.28104 N, 110.58665 W; GPS Reading.  
Shaded hillside and uplands. Phenology: vegetative only. 

Rachel Newton, 6015.  7/6/2006. 		RM 
_________________________________________________________________________

902.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Wetlands and Adjacent Areas: Horsetail Creek, ca 7 air mi E of Kelly; ca 14 air mi NE of Jackson.  Elev. 7017 ft.
T42N R114W S2 NE1/4.  43.6362 N, 110.49565 W; GPS Reading.  
Dry, rocky uplands and hillside. Phenology: vegetative only. 

Rachel Newton, 6034.  7/6/2006. 		RM 
_________________________________________________________________________

903.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: Cottonwood Creek, ca 2 air mi W of Seminoe Dam; ca 27 air mi NE of Sinclair.  Elev. 6700 ft.
T25N R85W S7 NE1/4.  42.1518 N, 107.046 W.  
Aspen and cottonwood lined creek in mountain meadow. Phenology: vegetative only. 

Amy J. Roderick, 2679.  7/22/1997. 		RM 
_________________________________________________________________________

904.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: by Sevenmile Creek at the junction of County Road 69 and Forest Road 225, N of Rustic, ca 26 air mi W of Fort Collins.  Elev. 7500-8400 ft.
T9N R73W S29; also NE1/4 S32.  40.7196 N, 105.6004 W; uncertainty 2 mi..  
Granite hillside with some quartz, south and east facing slopes with occasional ponderosa pine, Rocky Mountain juniper, Ribes, and Purshia, scrubby and dry; creek at bottom of hillside. Phenology: fruiting. 

Sarah Nunn, 235.  5/26/2001. 		RM 771610
     with Ronald L. Hartman
_________________________________________________________________________

905.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Medicine Bow Mountains: Rawah Wilderness: Link Trail from MacIntyre/Link Trailhead off County Road 80C, ca 43 air mi NW of Fort Collins.  Elev. 8500-9300 ft.
T9N R77W S1 NW1/4.  40.7941 N, 105.9608 W; uncertainty 0.5 mi..  
Aspen groves in spruce-fir forest, and along creek. Phenology: vegetative only. 

Sarah Nunn, 5246.  9/15/2001. 		RM 771608
_________________________________________________________________________

906.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: County Road 179 at Prairie Divide, NE of Red Feather Lakes, ca 25 air mi NW of Fort Collins.  Elev. 7600-8000 ft.
T10N R72W S8 NW1/4.  40.8503 N, 105.4861 W; uncertainty 0.5 mi..  
Foothills canyonsides and rock ledges with Rubus and Jamesia. Phenology: vegetative only. 

Sarah Nunn, 5298.  9/21/2001. 		RM 771607
_________________________________________________________________________

907.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Molly Lake Trail from County Road 162 to Molly Lake, ca 36 air mi NW of Fort Collins.  Elev. 8500-8600 ft.
T9N R73W S5 SE1/4.  40.7777 N, 105.6004 W; uncertainty 0.5 mi..  
Very dry and flat forest with ponderosa pine  and Arctostaphylos. Phenology: fruiting. 

Sarah Nunn, 742.  6/2/2001. 		RM 771609
_________________________________________________________________________

908.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Fox Creek.  Elev. 7550 ft.
T13N R78W S14.  41.0911 N, 106.1146 W; NAD 83, uncertainty 2.5 mi., Digital Map.  
Female. Phenology: fruiting. 

C. L. Porter, 3043.  5/10/1942. 		RM 194781	Barcode: RM0263605
_________________________________________________________________________

909.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Near head of La Prele Creek.  Elev. 8000 ft.
T29N R75W S28.  42.4545 N, 105.8365 W; NAD 83, uncertainty 2 mi., Digital Map.  
*should be southern Converse county* Phenology: vegetative only. 

C. L. Porter, 5378.  6/27/1950. 		RM 217854	Barcode: RM0264040
_________________________________________________________________________

910.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Along Clark's Fork Yellowstone River, on the Red Lodge-Cooke City highway, near Index Peak.  Elev. 7200 ft.
T58N R107W S19 and S30.  44.9859 N, 109.8492 W; NAD 83, uncertainty 2 mi., Digital Map.  
*northwestern Park county* Phenology: vegetative only. 

C. L. Porter, 5470.  7/13/1950. 		RM 218025	Barcode: RM0264039
_________________________________________________________________________

911.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Eastern flank of Cedar Mountain.  Elev. 8000 ft.
T13N R111W S19.  41.0911 N, 109.9697 W; NAD 83, uncertainty 5 mi., Digital Map.  
Around ponds. Phenology: vegetative only. 

C. L. Porter, 5705.  6/28/1951. 		RM 222816	Barcode: RM0264038
     with R. C. Rollins
_________________________________________________________________________

912.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Casper Mountain, on Circle Drive.  Elev. 7600 ft.
T32N R79W S8.  42.7529 N, 106.3261 W; NAD 83, uncertainty 2 mi., Digital Map.  
In drainages. Trees to 30 ft high. Phenology: vegetative only. 

C. L. Porter, 7396.  8/9/1957. 		RM 253851	Barcode: RM0264037
_________________________________________________________________________

913.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Pole Mountain Region, Tie City Campground.  Elev. 8300 ft.
T15N R72W S23.  41.2498 N, 105.4345 W; NAD 83, uncertainty 0.5 mi., Digital Map.  
Trees to 40 ft high, with pale, chalky bark. Phenology: fruiting. 

C. L. Porter, 9022.  6/1/1962. 		RM 268042	Barcode: RM0264114
     with Marjorie W. Porter
_________________________________________________________________________

914.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Bear Lodge Range: 7 mi E of Hulett.  Elev. 3900 ft.
T54N R64W S1.  44.702 N, 104.4815 W; NAD 83, uncertainty 1 mi., Digital Map.  
In a ravine with elm, oak, and ash. Trees to 30 ft high. Phenology: vegetative only. 

C. L. Porter, 9076.  7/8/1962. 		RM 268043	Barcode: RM0264047
     with Marjorie W. Porter
_________________________________________________________________________

915.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Peralta Canyon, 7.3 road mi S on Forest Road 280 from NM Hwy 4/Forest Road 280 junction. 0.5 mi SE into canyon.  Elev. 8160-8600 ft.
T18N R4E S27.  35 46.202' N, 106 30.69' W; GPS reading.  
Mixed conifer/aspen canyon slopes. Phenology: vegetative only. 

Brian Reif, 1008.  6/20/2002. 		RM 815633	Barcode: RM0122369
_________________________________________________________________________

916.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 534 at saddle, ca 1 air mi E of San Miguel Mountain. From saddle NW down road 1.3 air mi, then E 0.7 air mi to summit of unnamed peak.  Elev. 8400-9332 ft.
T19N R1E S17 E1/2; also SE1/4 S8.  35 52.054' N, 106 51.236' W to 35 53.094' N, 106 51.809' W; GPS reading.  
Roadside. Phenology: vegetative only. 

Brian Reif, 1026.  6/22/2002. 		RM 815632	Barcode: RM0122368
_________________________________________________________________________

917.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Cochiti Canyon, 4.3 air mi SSE of Rabbit Mountain. From crossing of Trail 113 SE 1.3 mi in canyon.  Elev. 7200-8280 ft.
T18N R5E S19 NE1/4; also W1/2 S20 and NE1/4 S29.  35 46.764' N, 106 26.194' W to 35 45.872' N, 106 25.593' W; GPS reading.  
Canyon bottom and riparian. Phenology: vegetative only. 

Brian Reif, 1104.  6/23/2003. 		RM 815631	Barcode: RM0122367
_________________________________________________________________________

918.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: upper Cananones Creek and west slope, 11.3 air mi S of Youngsville. From junction of Forest Road 99 and Trail 82, down Trail 82 to creek, S up creek, and returning up west slope; 2.8 mi.  Elev. 9300-10000 ft.
T21N R4E S20 South1/2; also N1/2 S29.  36 1.826' N, 106 32.531' W to 36 2.051' N, 106 31.628' W; GPS reading.  
Blue spruce/fir forest with mature aspen and corkbark fir.  North-facing slopes of Vaccinium, and dry needle beds throughout. Phenology: vegetative only. 

Brian Reif, 1225.  6/25/2002. 		RM 815630	Barcode: RM0122362
_________________________________________________________________________

919.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest and Vicinity: Jemez Mountains: Mitchell Trail 69, from Los Alamos NW 2.1 air mi to Guaje Reservoir.  Elev. 7500-8900 ft.
T19N R6E S5; also NE1/4 S6 and T20N R6E S31.  35 54.23' N, 106 19.658' W to 35 55.857' N, 106 20.594' W; GPS reading.  
Incised gravel streambed through a burn, climbing canyon walls of tuft and rhyolite, to a mixed conifer forest with patchy burns close to reservoir. Phenology: vegetative only. 

Brian Reif, 1351.  6/28/2002. 		RM 815629	Barcode: RM0122361
     with Ron Hartman  Brian Jacobs
_________________________________________________________________________

920.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest and Vicinity: Jemez Mountains: ski lodge, north edge of Bandelier National Monument off NM Hwy 4, E 0.5 mi down drainage to American Springs.  Elev. 8200-8520 ft.
T19N R5E S35.  35 49.917' N, 106 23.291' W to 35 50.219' N, 106 22.966' W; GPS reading.  
Excised drainage through burn.  South slope of mixed conifers, nroth slope of dead standing timber.  Gambels oak understory. Phenology: vegetative only. 

Brian Reif, 1486.  6/29/2002. 		RM 815628	Barcode: RM0122360
_________________________________________________________________________

921.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: East Fork Jemez River at Las Conchas Trail 137 off NM Hwy 4, S of Valles Caldera National Preserve. NW on Trail 137 along river for 1.5 mi.  Elev. 8360-8410 ft.
T18N R4E S5; also NE1/4 S6.  35 48.947' N, 106 31.97' W to 35 49.315' N, 106 32.947' W; GPS reading.  
Riparian and wet meadow of canyon bottom. Phenology: vegetative only. 

Brian Reif, 1527.  7/2/2002. 		RM 815627	Barcode: RM0122359
_________________________________________________________________________

922.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: junction of Forest Road 604 and Forest Road 606, 1.8 air mi SW of NM Hwy 126 and Forest Road 376 junction, 2 mi to Cebollita Springs.  Elev. 8140-8440 ft.
T19N R2E S26; also S34.  35 51.046' N, 106 45.43' W to 35 49.927' N, 106 43.398' W; GPS reading.  
Ponderosa pine/white fir forested slopes with Gambels oak understory. Phenology: vegetative only. 

Brian Reif, 168.  6/4/2002. 		RM 815642	Barcode: RM0122331
_________________________________________________________________________

923.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: San Antonio Creek, 3.8 air mi NNW of La Cueva. NE from Forest Road 376 to San Antonio Creek, E 1 mi up Ice Cave Canyon to Mushroom Basin, returning to Forest Road 376 0.8 mi N of start.  Elev. 7960-8400 ft.
T19N R3E S6 N1/2.  35 55.137' N, 106 39.233' W to 35 55.067' N, 106 38.523' W; GPS reading.  
Canyon riparian. Phenology: vegetative only. 

Brian Reif, 1683.  7/4/2002. 		RM 815626	Barcode: RM0122358
_________________________________________________________________________

924.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: East Fork Jemez River at Jemez Falls, 5 air mi NE of Jemez Springs. Jemez Falls Campground S for 0.4 mi to falls, then N along river to complete loop.  Elev. 7780-7940 ft.
T18N R3E S3 SE1/4; also NE1/4 S10.  35 48.977' N, 106 36.385' W; GPS reading.  
Rocky bluffs of falls and riparian along river with margins of mixed conifers. Phenology: vegetative only. 

Brian Reif, 1765.  7/4/2002. 		RM 815625	Barcode: RM0122357
_________________________________________________________________________

925.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Rito Caf‚ 12 air mi SW of Coyote. From Trail 32 at Forest Road 70 junction NW 1.5 air mi to crossing of Rito Caf‚ then 0.8 air mi SE down Rito Caf‚ before returning to start.  Elev. 9400-9850 ft.
T21N R2E S17; also NE1/4 S20.  36 2.294' N, 106 44.711' W; GPS reading.  
Roadside. Phenology: vegetative only. 

Brian Reif, 1788.  7/6/2002. 		RM 815624	Barcode: RM0122356
_________________________________________________________________________

926.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Escondido/Bear Springs off Forest Road 77, 5.5 air mi NNW of Coyote. W from Forest Road 77 to intermittent stream, then 0.7 air mi to Escondido Spring, then S 0.5 air mi to Bear Spring.  Elev. 8280-8660 ft.
T23N R3E S4 W1/2; also S7 and S8.  36 14.313' N, 106 38.647' W to 36 14.697' N, 106 37.814' W; GPS reading.  
Roadside ditches and perpendicular drainages in mixed pine forest. Phenology: vegetative only. 

Brian Reif, 1926.  7/8/2002. 		RM 815623	Barcode: RM0122355
_________________________________________________________________________

927.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Alamo Canyon and spring, 2 air mi E of Rabbit Mountain. From Forest Road 287-Mesa Road, at canyon crossing, 1.1 air mi SE down canyon. Then exiting N and returning across Sawyer Mesa via Mesa Road.  Elev. 8200-8740 ft.
T18N R5E S5.  35 49.604' N, 106 26.119' W to 35 48.764' N, 106 25.28' W; GPS reading.  
Riparian bottom obstructed by large boulders and with nettle understory in a narrow, steep canyon of ponderosa pine/Douglas fir with volcanic cliffs. Phenology: vegetative only. 

Brian Reif, 1996.  7/9/2002. 		RM 815622	Barcode: RM0122354
_________________________________________________________________________

928.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Paso del Norte Road, 1 air mi SW of Rabbit Mountain. From saddle E 0.5 mi on road to Forest Road 36/268 junction then W 0.2 mi into drainage and back to start.  Elev. 8940-9200 ft.
T18N R4E S1 NW1/4; also NE1/4 S2.  35 49.515' N, 106 28.729' W.  
Roadside. Phenology: vegetative only. 

Brian Reif, 2128.  7/12/2002. 		RM 815621	Barcode: RM0122364
_________________________________________________________________________

929.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Paso del Norte Road, 2.5 air mi S of Rabbit Mountain. S for 0.3 air mi in drainage near Valles Grande Pumice Mine, and N 0.5 mi along ascending road that exits Del Norte Canyon  Elev. 8100-8450 ft.
T18N R4E S13; also South1/2 S12.  35 47.669' N, 106 28.181' W; GPS reading.  
Narrow canyon bottom of grass/sedge cut by road. Phenology: vegetative only. 

Brian Reif, 2227.  7/12/2002. 		RM 815620	Barcode: RM0122366
_________________________________________________________________________

930.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 126 in Telephone Canyon, 12.5 air mi ESE of Cuba. SW for 0.6 air mi on NM Hwy 126 to seep, NE 1.3 air mi to Moon Spring and returning to NM Hwy 126 via Forest Road 117.  Elev. 8130-8600 ft.
T20N R2E S20; also South1/2 S17.  35 56.91' N, 106 45.241' W; GPS reading.  
Riparian of canyon bottom at constriction/tapering of meadow and drop in elevation. Phenology: vegetative only. 

Brian Reif, 2319.  7/14/2002. 		RM 815619	Barcode: RM0122353
_________________________________________________________________________

931.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 144 at head of Canada de la Mora Canyon, 12 air mi SE of Coyote; down canyon 1.4 mi before exiting west slope.  Elev. 9440-9860 ft.
T21N R4E S35 W1/2; also S27 and S34.  36 0.746' N, 106 29.164' W to 36 1.357' N, 106 29.98' W; GPS reading.  
Steep forested canyon of Engelmann spruce with Vaccinium understory.  Canyon floor a grazed meadow with springs. Phenology: vegetative only. 

Brian Reif, 232.  6/5/2002. 		RM 815641	Barcode: RM0122330
_________________________________________________________________________

932.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Rito de las Vacas and campground off NM Hwy 126, 9 air mi E of Cuba. From campground 0.6 air mi along Rito Vacas, then exiting west slope and returning to start.  Elev. 8300-8700 ft.
T20N R1E S2 NW1/4; also T21N R1E SW1/4 S35.  35 59.792' N, 106 48.415' W to 36 0.128' N, 106 48.639' W; GPS reading.  
Riparian and wet margins of canyon bottom in mixed conifer forest. Phenology: vegetative only. 

Brian Reif, 2483.  7/17/2002. 		RM 815618	Barcode: RM0122352
_________________________________________________________________________

933.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness Area, Holy Ghost Creek, 3 air mi NW of Terrero. From parking before campground on Forest Road 122, NW 1.2 air mi following creek on Trail 283.  Elev. 8100-8360 ft.
T18N R12E S20; also SW1/4 S17.  35 46.066' N, 105 41.87' W; GPS reading.  
Roadside through open meadow. Phenology: vegetative only. 

Brian Reif, 2689.  7/28/2002. 		RM 815617	Barcode: RM0122351
_________________________________________________________________________

934.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: along Forest Road 86 just shy of Cow Creek crossing, 5 air mi NE of Pecos. From prominent bend SE for 0.3 air mi on ascending road.  Elev. 8140-8360 ft.
T16N R12E S12 SE1/4.  35 37.853' N, 105 37.219' W; GPS reading.  
Roadside along coarse sand and gravel cuts through mixed conifer/aspen slope. Phenology: vegetative only. 

Brian Reif, 2888.  7/30/2002. 		RM 815616	Barcode: RM0124051
_________________________________________________________________________

935.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Cow Creek Campground on Forest Road 92, 6 air mi NNE of Pecos.  South from campground to property boundary, ca 500 feet, and N along creek for ca 500 feet.  Elev. 8160 ft.
T17N R12E S35 E1/2.  35 39.767' N, 105 38.251' W; GPS reading.  
Riparian corridor with alder and adjacent wet meadow to W, through a blue spruce/white fir forest with scattered, mature aspen. Phenology: vegetative only. 

Brian Reif, 2963.  7/31/2002. 		RM 815615	Barcode: RM0124050
_________________________________________________________________________

936.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 92 in Rito de la Osha, 4.5 air mi SE of Terrero, at side road heading N along perpendicular drainage ca 500 ft.  Elev. 8770-8840 ft.
T17N R13E S19 NW1/4; also T17N R12E NE1/4 S24.  35 41.464' N, 105 36.86' W; GPS reading.  
Riparian, adjacent meadow with scattered blue spruce/aspen, and roadside with cut gravel banks. Phenology: vegetative only. 

Brian Reif, 3136.  7/31/2002. 		RM 815614	Barcode: RM0122350
_________________________________________________________________________

937.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 83 in vicinity of Barillas Peak, 10 air mi E of Pecos, from Forest Road 83/Skyline Trail crossing SW 0.2 mi on road.  Elev. 8300-8850 ft.
T16N R14E S32.  35 34.455' N, 105 28.758' W; GPS reading.  
Roadside through ponderosa pine/Douglas fir forest with aspen in drainages and pockets of meadow. Phenology: vegetative only. 

Brian Reif, 3220.  8/5/2002. 		RM 815613	Barcode: RM0122349
_________________________________________________________________________

938.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 83 E of Lower Colonias in vicinity of Ruidoso Ridge, 7 air mi ESE of Pecos. From Forest Road 83/203 junction SW on Forest Road 83 0.8 air mi.  Elev. 7720-8090 ft.
T15N R13E S3.  35 33.598' N, 105 32.646' W to 35 33.559' N, 105 33.059' W; GPS reading.  
Roadside through mixed conifer forest and skirting sedimentary rock bands on descent of exposed ridge. Phenology: vegetative only. 

Brian Reif, 3263.  8/5/2002. 		RM 815612	Barcode: RM0122348
_________________________________________________________________________

939.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Dalton Canyon on Forest Road 123 branching W off the Pecos River, 6 air mi NNW of Pecos.  Elev. 7760 ft.
T17N R11E S26 E1/2.  35 40.269' N, 105 44.472' W; GPS reading.  
Wet to dry meadow and riparian with canyon constricting to the W. Phenology: vegetative only. 

Brian Reif, 3380.  8/6/2002. 		RM 815611	Barcode: RM0122347
_________________________________________________________________________

940.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: headwaters of Rito Gallina on Trail 150, 12 air mi SE of Chimayo. Upper Rito Gallina S 0.7 air mi to the Agua Sarca Trail 228 junction at a saddle.  Elev. 8760-9000 ft.
T20N R11E S31; also T19N R11E NE1/4 S6.  35 55.167' N, 105 48.864' W to 35 54.568' N, 105 48.678' W; GPS reading.  
Narrow concave drainage of mixed conifers with herbaceous understory.  Meadow in bottom. Phenology: vegetative only. 

Brian Reif, 3502.  8/9/2002. 		RM 815610	Barcode: RM0122346
_________________________________________________________________________

941.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Frijoles Trail 154, W of the 154/150 trail junction and 11 air mi SE of Chimayo.  NW on Trail 154 for 0.3 air mi.  Elev. 8400-8550 ft.
T19N R10E S1 E1/2; also T19N R11E SW1/4 S6..  35 54.315' N, 105 49.26' W.  
Riparian and meadow of narrow canyon bottom with mixed conifer/mature aspen overstory.  Granitic cliffs. Phenology: vegetative only. 

Brian Reif, 3646.  8/9/2002. 		RM 815609	Barcode: RM0124049
_________________________________________________________________________

942.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Grindstone Spring and Tecolote Creek off Forest Road 291, 16 air mi WNW of Las Vegas. From Forest Road 291 SW 0.5 air mi to Tecolote Creek.  Elev. 8400-8850 ft.
T17N R14E S21 W1/2; also SE1/4 S20.  35 41.439' N, 105 28.593' W; GPS reading.  
A steep west-facing, mixed conifer/aspen slope with sedimentary bluffs, seeps, and pockets of meadow. Phenology: vegetative only. 

Brian Reif, 3740.  8/13/2002. 		RM 815608	Barcode: RM0122345
_________________________________________________________________________

943.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 263 along Gallinas Creek, 16 air mi NW of Las Vegas. From Fishing Hole Picnic Area 0.3 mi in both directions along creek.  Elev. 7750 ft.
T17N R14E S15 N1/2.  35 42.495' N, 105 27.031' W; GPS reading.  
Canyon bottom roadside, riparian, and bluffs of volcanic rock in mixed conifer forest. Phenology: vegetative only. 

Brian Reif, 3823.  8/13/2002. 		RM 815607	Barcode: RM0122365
_________________________________________________________________________

944.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Rito del Oso W 0.8 air mi on Trail 250 to junction with Rio Mora, 8.5 air mi WNW of Rociada.  Elev. 9400-9800 ft.
T19N R13E S16 E1/2; also SW1/4 S15.  35 52.212' N, 105 33.673' W to 35 52.268' N, 105 33.953' W; GPS reading.  
Canyon bottom opening up to wet meadow with riparian of creek. Phenology: vegetative only. 

Brian Reif, 3942.  8/14/2002. 		RM 815606	Barcode: RM0124048
_________________________________________________________________________

945.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Foest Road 70, South San Pedro Parks Wilderness trailhead from parking lot N to San Gregorio Reservoir.  Elev. 9200-9400 ft.
T21N R1E S21 W1/2.  36 1.636' N, 106 50.815' W to 36 2.441' N, 106 50.758' W; GPS reading.  
Mixed coniferous forest with aspen. Phenology: vegetative only. 

Brian Reif, 40.  6/2/2002. 		RM 815643	Barcode: RM0122332
_________________________________________________________________________

946.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Maestas Creek on north side of Forest Road 391, 4.5 air mi WNW of Rociada. SW on road 0.3 air mi along creek to private drive.  Elev. 8500-8680 ft.
T19N R14E S20 NW1/4; also NE1/4 S19.  35 51.481' N, 105 29.23' W to 35 51.406' N, 105 29.384' W; GPS reading.  
Roadside including cut banks of coarse volcanic rock, and lower forested slopes of mixed conifer/aspen. Phenology: vegetative only. 

Brian Reif, 4005.  8/15/2002. 		RM 815605	Barcode: RM0122344
_________________________________________________________________________

947.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Panchuela Creek, 3 air mi NNW of Cowles. From Cave Creek junction N 0.1 air mi on Panchuela Creek.  Elev. 8600-8800 ft.
T19N R12E S21 E1/2.  35 50.957' N, 105 40.75' W to 35 51.075' N, 105 40.738' W; GPS reading.  
Trailside along riparian/meadows of narrow canyon bottom below slopes of mixed conifers and volcanic bluffs. Phenology: vegetative only. 

Brian Reif, 4104.  8/18/2002. 		RM 815604	Barcode: RM0122343
_________________________________________________________________________

948.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 103 at Rio Puerco Recreation Site, 7.8 air mi SW of Coyote, 0.3 mi E down Rio Puerco from parking lot.  Elev. 8080-8160 ft.
T22N R2E S33; also NW1/4 S34.  36 5.971' N, 106 43.44' W to 36 6.026' N, 106 43.092' W; GPS reading.  
Riparian. Phenology: vegetative only. 

Brian Reif, 424.  6/9/2002. 		RM 815640	Barcode: RM0122329
_________________________________________________________________________

949.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Indian Creek off of NM Hwy 63, 9 air mi N of Pecos. SE on road along creek ca 0.8 air mi.  Elev. 7720-7960 ft.
T17N R12E S5 SW1/4; also NW1/4 S8.  35 43.337' N, 105 42.118' W; GPS reading.  
Canyon bottom collections including roadside, granitic banks, and riparian.  Granitic substrate. Phenology: vegetative only. 

Brian Reif, 4277.  8/20/2002. 		RM 815603	Barcode: RM0122342
_________________________________________________________________________

950.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Santa Fe Municipal Watershed, 7 air mi ENE of Santa Fe, east side at end of road NE of McClure Reservoir, S 0.4 air mi along Santa Fe River.  Elev. 8200-8320 ft.
T17N R11E S18 NE1/4; also SW1/4 S8.  35 42.47' N, 105 48.351' W; GPS reading.  
Forested meadow. Phenology: vegetative only. 

Brian Reif, 4380.  8/23/2002. 		RM 815591	Barcode: RM0124095
_________________________________________________________________________

951.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Seven Springs Fish Hatchery, 5.5 air mi NW of La Cueva, ENE up Rio Cebolla for 1.1 mi, at NM Hwy 126/Forest Road 314 junction to river.  Elev. 7880-7960 ft.
T20N R2E S35 NW1/4; also South1/2 S26.  35 55.591' N, 106 42.473' W to 35 55.931' N, 106 41.371' W; GPS reading.  
Riparian. Phenology: vegetative only. 

Brian Reif, 466.  6/11/2002. 		RM 815639	Barcode: RM0122328
_________________________________________________________________________

952.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Pablo Canyon, 7 air mi SE of Cuba. From Forest Road 20/533 junction E up canyon 0.5 mi along Forest Road 20.  Elev. 7940-8050 ft.
T20N R1E S20 N1/2.  35 57.149' N, 106 51.832' W to 35 57.254' N, 106 51.328' W; GPS reading.  
Roadside. Phenology: vegetative only. 

Brian Reif, 611.  6/13/2002. 		RM 815638	Barcode: RM0122327
_________________________________________________________________________

953.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: San Jose Creek trailhead - northwest border of San Pedro Parks Wilderness Area, 3.5 air mi SE of Regina. From the end of Forest Road 96 SE on trail for 0.8 air mi.  Elev. 8460-9200 ft.
T22N R1W S12.  36 9.344' N, 106 53.865' W to 36 8.903' N, 106 53.165' W; GPS reading.  
Riparian and lower slopes of steep-walled drainage in aspen forest. Phenology: vegetative only. 

Brian Reif, 747.  6/16/2002. 		RM 815637	Barcode: RM0122326
_________________________________________________________________________

954.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Cecelia Canyon, 3.5 air mi SE of Gallina. From end of Forest Road 171 back 0.2 mi and up canyon 0.4 mi.  Elev. 8300-8500 ft.
T23N R1E S36 South1/2.  36 10.412' N, 106 47.291' W; GPS reading.  
Riparian drainage in forest of mixed conifers/aspen. Phenology: vegetative only. 

Brian Reif, 800.  6/18/2002. 		RM 815636	Barcode: RM0124045
_________________________________________________________________________

955.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Rio Gallina, 3 air mi S of Gallina. From Forest Road 14/17 junction S on Forest Road 14 for 0.3 mi to seep.  Elev. 7900-8100 ft.
T23N R1E S28 South1/2.  36 11.634' N, 106 50.616' W to 36 11.382' N, 106 50.734' W; GPS reading.  
Riparian and blue spruce in drainage. Phenology: vegetative only. 

Brian Reif, 857.  6/18/2002. 		RM 815635	Barcode: RM0124044
_________________________________________________________________________

956.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Los Griegos Mountain, 8 air mi E of Jemez Ranger Station. From NM Hwy 4/4A junction, 1.5 air mi to summit.  Elev. 8400-10080 ft.
T18N R4E S12 E1/2; also South1/2 S7 and N1/2 S17.  35 48.843' N, 106 33.62' W to 35 47.776' N, 106 32.79' W; GPS reading.  
Slopes and drainages of mature coniferous forest with aspen. Phenology: vegetative only. 

Brian Reif, 925.  6/20/2002. 		RM 815634	Barcode: RM0124043
_________________________________________________________________________

957.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 126, 2.5 air mi NW of La Cueva at Forest Road 144. Roadsides ca 0.5 mi back towards La Cueva.  Elev. 8700 ft.
T19N R3E S7 SW1/4.  35 53' 30" N, 106 40' 0" W; GPS reading.  
Ponderosa pine forest with Douglas fir and aspen, also becoming mixed conifer in understory.  Roadside. Phenology: vegetative only. 

Ronald L. Hartman, 74368.  5/22/2002. 		RM 815567	Barcode: RM0122623
     with Brian Reif and Beth Lack
_________________________________________________________________________

958.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Sierra de los Valles: Pajarito Mountain Ski Area.  Elev. 9400-9900 ft.
T19N R6E S10.  35 53.938' N, 106 23.956' W; GPS reading.  
Meadowy slope with scattered aspen and ponderosa pine below, spruce at top. Phenology: vegetative only. 

Ronald L. Hartman, 74462.  5/25/2002. 		RM 815566	Barcode: RM0122622
     with Brian Reif
_________________________________________________________________________

959.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: ca 2 air mi SW of Gallina.  Elev. 7400-8600 ft.
T23N R1E S17 SW1/4; also S20, SW1/4 S21.  36 12.282' N, 106 51.57' W; GPS reading.  
Benchland, sedimentary, with ponderosa pine and Douglas fir; roadside. Phenology: vegetative only. 

Ronald L. Hartman, 74728.  5/30/2002. 		RM 815565	Barcode: RM0122621
_________________________________________________________________________

960.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: San Pedro Mountains: Resumidero Creek on east edge of San Pedro Park at junction of Forest Road 93 and Forest Road 461.  Elev. 8900-9100 ft.
T22N R2E S29 N1/4.  36 6.905' N, 106 44.74' W; GPS reading.  
Streamside and ponderosa pine. Phenology: vegetative only. 

Ronald L. Hartman, 74824.  5/30/2002. 		RM 815564	Barcode: RM0122620
_________________________________________________________________________

961.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: San Pedro Mountains: Resumidero Creek on east edge of San Pedro Park at junction of Forest Road 93 and Forest Road 461.  Elev. 8900-9100 ft.
T22N R2E S29 N1/4.  36 6.905' N, 106 44.74' W; GPS reading.  
Streamside and ponderosa pine. Phenology: vegetative only. 

Ronald L. Hartman, 74849.  5/30/2002. 		RM 815563	Barcode: RM0122598
_________________________________________________________________________

962.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: San Pedro Parks Wilderness: San Gregorio Reservoir to Nacimiento Peak and down southeast side.  Elev. 9400-9800 ft.
T21N R2E S20.  36 2.345' N, 106 50.796' W; GPS reading.  
Ponderosa pine, southwestern white pine, and Douglas fir. Phenology: vegetative only. 

Ronald L. Hartman, 74867.  6/1/2002. 		RM 815562	Barcode: RM0122597
     with Jonathan Coop
_________________________________________________________________________

963.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: East Fork Jemez River from trailhead, 0.2 air mi W of Las Condras Campground, N and W to Valles Caldera National Preserve fence near highpoint 8612.  Elev. 8300-8400 ft.
T18N R4E S5 South1/2; also NE1/4 S6.  35 49.658' N, 106 35.25' W; GPS reading.  
Broad valley with volcanic boulders and rock outcrops on flanks. Phenology: vegetative only. 

Ronald L. Hartman, 75516.  6/29/2002. 		RM 815561	Barcode: RM0122596
_________________________________________________________________________

964.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Sierra Nacemiento: road SSE of Bear Springs, 5-6 air mi NW of Gilman.  Elev. 9057 ft.
T18N R1E S20; also S21 and S28.  35 46.291' N, 106 50.702' W; GPS reading.  
Ponderosa pine-mixed conifer forest and roadside. Phenology: vegetative only. 

Ronald L. Hartman, 75841.  7/14/2002. 		RM 815560	Barcode: RM0122595
     with Jim Fowler
_________________________________________________________________________

965.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Sierra Nacemiento: Deer Creek, 5 air mi WNW of Gilman.  Elev. 8000 ft.
T17N R1E S4.  35 44.23' N, 106 50.484' W; GPS reading.  
Wooded area. Phenology: vegetative only. 

Ronald L. Hartman, 75871.  7/14/2002. 		RM 815559	Barcode: RM0124097
     with Jim Fowler
_________________________________________________________________________

966.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Clara Peak Lookout, ca 9 air mi W of Espanola.  Elev. 8300-8649 ft.
T21N R7E S19 W1/2.  36.0355 N, 106.2406 W; GPS reading.  
Ponderosa pine forest with oak and pinyon. Phenology: vegetative only. 

Ronald L. Hartman, 76085.  7/19/2002. 		RM 815558	Barcode: RM0124096
_________________________________________________________________________

967.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 126, 1.2 road mi from Forest Road 20, Telephone Canyon.  Elev. 8000-8100 ft.
T20N R2E S19.  35 57.3' N, 106 44.5' W; GPS reading.  
Grassy valley. Phenology: vegetative only. 

Ronald L. Hartman, 76138.  7/21/2002. 		RM 815557	Barcode: RM0122604
_________________________________________________________________________

968.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 126, 3.5 road mi from Forest Road 20, Telephone Canyon.  Elev. 8300-8400 ft.
T20N R2E S21.  35 56.5' N, 106 45.6' W; GPS reading.  
Grassy valley and volcanic rock outercrops. Phenology: vegetative only. 

Ronald L. Hartman, 76230.  7/21/2002. 		RM 815556	Barcode: RM0122603
_________________________________________________________________________

969.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: trail to Hermit Peak from trailhead, ca 14 air mi NW of Las Vegas.  Elev. 8400-8900 ft.
T17N R14E S1.  35 43.722' N, 105 25.007' W to 35 44.211' N, 105 25.078' W; GPS reading.  
Understory of coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 76685.  8/18/2002. 		RM 815555	Barcode: RM0122616
_________________________________________________________________________

970.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 604 at sharp bend/Tent Rocks overlook, 1.5 air mi SW of La Cueva.  Elev. 8540-8670 ft.
T19N R3E S19.  35.866 N, 106.66 W; GPS Reading.  
Roadside through mixed conifer forest, aspen predominent on north-facing roadbank; ninebark, buckthorn, maple, and locust in shaded understory. Phenology: vegetative only. 

Brian Reif, 5009.  6/7/2003. 		RM 815590	Barcode: RM0124094
_________________________________________________________________________

971.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Sebadilla Creek S of Flying Cloud Ranch, 3 air mi SSW of Barillas Peak; up creek 0.5 air mi.  Elev. 7740-7880 ft.
T15N R14E S18 NE1/4; also SE1/4 S7.  35.532 N, 105.492 W; GPS Reading.  
Narrow riparian corridor in canyon bottom, canyon surrounded by mixed conifer forest; granite bluffs and bedrock constrictions. Phenology: vegetative only. 

Brian Reif, 5065.  6/9/2003. 		RM 815589	Barcode: RM0124093
_________________________________________________________________________

972.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Glorieta Canyon 3 air mi N of Glorieta. N35.630 W105.779 S 1 air mi to N35.616 W105.771.  Elev. 7640-8180 ft.
T16N R11E S15 W1/2; also NE1/4 S16 and S9.  35.63 N, 105.779 W to 35.616 N, 105.771 W; GPS Reading.  
Trailside through riparian canyon bottom in Pseudotsuga/Abies forest. Phenology: vegetative only. 

Brian Reif, 5140.  6/10/2003. 		RM 815588	Barcode: RM0124092
_________________________________________________________________________

973.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Dome Wilderness: Capulin Canyon below Los Utes Spring, 2 air mi W of Bandelier National Monument.  Elev. 7360-7540 ft.
T18N R5E S22 South1/2.  35.773 N, 106.386 W to 35.774 N, 106.399 W; GPS Reading.  
Riparian and canyon bottom through burn and with thick deadfall; surrounding conifer forest of mostly Douglas fir/white fir; thick locust/Gambels oak stands below. Phenology: vegetative only. 

Brian Reif, 5410.  6/16/2003. 		RM 815587	Barcode: RM0124091
_________________________________________________________________________

974.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 77 S to Canada Spring in Canada Schmidt, 2 air mi ESE of Capulin Peak.  Elev. 8520-8920 ft.
T23N R2E S9 South1/2; also NW1/4 S16.  36.24 N, 106.728 W; GPS Reading.  
Shallow grassy drainage parallel to road in mixed conifer forest; mostly ponderosa pine low on slopes, mature aspen in bottom. Phenology: vegetative only. 

Brian Reif, 5532.  6/19/2003. 		RM 815586	Barcode: RM0124090
_________________________________________________________________________

975.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Presa Spring and vicinity on southern edge of Chama River Canyon Wilderness, 8 air mi NE of Gallina. N 0.2 air mi to spring  Elev. 8200-8320 ft.
T24N R2E S16.  36.311 N, 106.73 W; GPS Reading.  
Mixed conifer forest slopes with thick needle beds and an understory of Oregon grape/kinnickinnick, traversed in places by an open, old roadbed. Phenology: vegetative only. 

Brian Reif, 5632.  6/19/2003. 		RM 815585	Barcode: RM0124089
_________________________________________________________________________

976.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Paliza Canyon near Peralta Ridge, 6 air mi SW of Rabbit Mountain.  Elev. 8710 ft.
T18N R4E S29.  35.766 N, 106.542 W; GPS Reading.  
Narrow canyon bottom of mixed conifers and mature aspen. Phenology: vegetative only. 

Brian Reif, 6033.  7/4/2003. 		RM 815584	Barcode: RM0124088
_________________________________________________________________________

977.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Hermit Peak summit in vicinity of Hermit Spring, 9 air mi W of Sapello.  Elev. 10100-10200 ft.
T18N R14E S36 N1/2.  35.744 N, 105.422 W; GPS Reading.  
Mixed conifer forest including stands of corkbark fir, and with openings of exposed bedrock close to sheer granite cliff. Phenology: vegetative only. 

Brian Reif, 6121.  7/6/2003. 		RM 815583	Barcode: RM0124087
_________________________________________________________________________

978.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: El Porvenir Canyon on Trail 247, 5 air mi W of San Ignacio, near Hollinger Canyon junction.  Elev. 8200-8450 ft.
T18N R14E S22 South1/2; also NW1/4 S27.  35.761 N, 105.45 W; GPS Reading.  
Canyon bottom of mostly spruce, and moist lower slope of mixed conifers along trail; granite bluffs constricting canyon. Phenology: vegetative only. 

Brian Reif, 6202.  7/6/2003. 		RM 815582	Barcode: RM0124086
_________________________________________________________________________

979.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Gallinas Creek from end of County Road 263, 20 air mi NW of Las Vegas.  Elev. 8630-9190 ft.
T17N R13E S12 NE1/4; also T18N R13E S36 SW1/4.  35.724 N, 105.509 W; GPS Reading.  
Canyon bottom and lower slope, trailside, through spruce/fir forest; granite bluffs constricting canyon in places. Phenology: vegetative only. 

Brian Reif, 6237.  7/7/2003. 		RM 815581	Barcode: RM0124085
_________________________________________________________________________

980.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Hyde Canyon W of Shearer Ranch, 13 air mi due W of Las Vegas.  Elev. 7720 ft.
T16N R14E S22 SW1/4; also SE1/4 S21.  35.6 N, 105.465 W; GPS Reading.  
Drainage of spruce/fir with coarse, granite/feldspar gravel. Phenology: vegetative only. 

Brian Reif, 6375.  7/8/2003. 		RM 815580	Barcode: RM0124084
_________________________________________________________________________

981.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canones Creek and vicinity, 6.5 air mi SSE of Youngsville; start of Trail 102.  Elev. 8600 ft.
T22N R4E S27.  36.111 N, 106.505 W; GPS Reading.  
Mixed conifer forest; mostly ponderosa pine on exposed slopes and dry ridge, Douglas fir and white fir in shade; aspen along road; understory a meadow of Festuca; volcanic soils. Phenology: vegetative only. 

Brian Reif, 6464.  7/11/2003. 		RM 815579	Barcode: RM0124083
_________________________________________________________________________

982.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Rito de Abiquiu NE of Cienega del Oso, 2.5 air mi SSE of Polvadera Peak. N36.036 W106.382 in drainage NW 0.3 air mi to N36.039 W106.387 on ridge.  Elev. 9400-10300 ft.
T21N R5E S27 N1/2; also South1/2 S22.  36.036 N, 106.382 W to 36.039 N, 106.387 W; GPS Reading.  
Steep canyon slope of Douglas fir/white fir, with Holodiscus below, and with loose, volcanic gravel. Phenology: vegetative only. 

Brian Reif, 6606.  7/12/2003. 		RM 815578	Barcode: RM0124082
_________________________________________________________________________

983.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 100 near Mesa Lagunas, 7 air mi S of Coyote.  Elev. 9100 ft.
T21N R3E S11 SW1/4.  36.066 N, 106.592 W; GPS Reading.  
Roadside and adjacent slopes; pockets of grassy meadow in a ponderosa pine forest with some spruce, fir, and mature aspen; Gambels oak below. Phenology: vegetative only. 

Brian Reif, 6730.  7/14/2003. 		RM 815577	Barcode: RM0124081
_________________________________________________________________________

984.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 375, 1.7 air mi E of Glorieta Baldy at prominent switchback.  Elev. 8900 ft.
T17N R11E S34 SW1/4; also SE1/4 S33.  35.656 N, 105.77 W; GPS Reading.  
Roadside; lower slopes and drainage in spruce/fir forest; limber pine, Jamesia, red maple, and aspen below; Rudebeckia dominant in drainage. Phenology: vegetative only. 

Brian Reif, 6919.  7/19/2003. 		RM 815576	Barcode: RM0124080
_________________________________________________________________________

985.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Winsor Creek Trail 254, 2 air mi W of Cowles. SW1/4 air mi on trail.  Elev. 8680 ft.
T18N R12E S32 SE1/4.  35.817 N, 105.689 W; GPS Reading.  
Riparian and trailside lower, moist canyon slopes in spruce/fir forest. Phenology: vegetative only. 

Brian Reif, 6986.  7/19/2003. 		RM 815575	Barcode: RM0124079
_________________________________________________________________________

986.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Trail 216 in Burro Canyon, 2 air mi E of Elk Mountain summit. N35.765 W105.528 SE 0.4 air mi in canyon bottom to N35.760 W105.523 at creek crossing.  Elev. 10070-10180 ft.
T18N R13E S25 NW1/4.  35.76 N, 105.523 W to 35.765 N, 105.528 W; GPS Reading.  
Riparian and open meadow in canyon bottom below forested slopes of spruce. Phenology: vegetative only. 

Brian Reif, 7280.  7/24/2003. 		RM 815574	Barcode: RM0124078
_________________________________________________________________________

987.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 156 at prominent switchback 3 air mi due W of Elk Mountain summit, N 0.2 air mi along road.  Elev. 10660 ft.
T18N R13E S19 SE1/4.  35.766 N, 105.6 W; GPS Reading.  
Roadside along spruce slope with bristlecone pine and corkbark fir; also, pockets of open meadow. Phenology: vegetative only. 

Brian Reif, 7319.  7/25/2003. 		RM 815573	Barcode: RM0122583
_________________________________________________________________________

988.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Rio en Medio Trail 163, 4.5 air mi NE of Tesuque, in vicinity of Aspen Ranch.  Elev. 8940 ft.
T18N R10E S12 NW1/4.  35.806 N, 105.836 W; GPS Reading.  
Canyon bottom of mixed conifers. Phenology: vegetative only. 

Brian Reif, 7392.  7/28/2003. 		RM 815572	Barcode: RM0122605
_________________________________________________________________________

989.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Mora County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Trail 251 in Horsetheif Meadow, 3 air mi SW of Pecos Baldy. N35.889 W105.710 at N end of meadow S 0.8 air mi to sign and trail junction at N35.878 W105.712.  Elev. 9840-9940 ft.
T19N R12E S6 South1/2; also N1/2 S7.  35.889 N, 105.71 W to 35.878 N, 105.712 W; GPS Reading.  
Open hydric subalpine meadow with abundant sedge and willow. Phenology: vegetative only. 

Brian Reif, 7627.  7/29/2003. 		RM 815602	Barcode: RM0124047
_________________________________________________________________________

990.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 102 through Pacheco Canyon, 5 air mi ENE of Tesque.  Elev. 8250-8540 ft.
T18N R10E S15 NE1/4; also NW1/4 S14.  35.789 N, 105.857 W; GPS Reading.  
Roadside and south-facing gravel slope of granite in canyon bottom of ponderosa pine. Phenology: vegetative only. 

Brian Reif, 7688.  8/1/2003. 		RM 815601	Barcode: RM0122341
_________________________________________________________________________

991.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Juan de Gabaldon Grant: Trail 254 between Forest Road 102 and Borrego Trail 150, 6.5 air mi due E of Tesuque. E 0.2 air mi to crossing of drainage.  Elev. 9200 ft.
T18N R10E S24 NE1/4.  35.776 N, 105.827 W; GPS Reading.  
Trailside north-facing canyon slope of mixed conifers including southwestern white pine; understory sparsely vegetated and with thick, dry needle beds. Phenology: vegetative only. 

Brian Reif, 7811.  8/2/2003. 		RM 815600	Barcode: RM0122340
_________________________________________________________________________

992.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Trail 403 S of Rio Nambe, 3 air mi SW of Santa Fe Baldy; within 0.5 air mi both N and S along trail.  Elev. 9500-10400 ft.
T18N R11E S5 South1/2.  35.814 N, 105.803 W; GPS Reading.  
Southwestern white pine/ponderosa pine along dry ridge with coarse granitic substrate to N; dense corkbark fir below mature Douglas fir with dry understory of Vaccinium and needle beds to S. Phenology: vegetative only. 

Brian Reif, 7889.  8/3/2003. 		RM 815599	Barcode: RM0122339
_________________________________________________________________________

993.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Mora County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Trail 351 at headwaters of Rio Mora, 9.5 air mi N of Cowles, W 0.2 air mi on trail.  Elev. 10800-10900 ft.
T20N R12E S22 NE1/4.  35.9421 N, 105.6505 W; GPS Reading.  
Trailside through bottom of spruce forest with corkbark fir; also, adjacent south-facing, open slope of coarse eroding granite. Phenology: vegetative only. 

Brian Reif, 8193.  8/9/2003. 		RM 815598	Barcode: RM0122338
_________________________________________________________________________

994.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Rio Valdez Trail 224 at Mora Flats, 6.5 air mi NE of Cowles, at junction with Trail 250.  Elev. 9320 ft.
T19N R13E S16 NW1/4; also NE1/4 S17.  35.87 N, 105.5778 W; GPS Reading.  
On rock bluff at Trail 250 crossing of river; a shaded riparian corridor with alder, willow, and mountain spray; spruce and aspen above. Phenology: vegetative only. 

Brian Reif, 8367.  8/13/2003. 		RM 815597	Barcode: RM0124046
_________________________________________________________________________

995.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Hamilton Mesa Trail 250, 5 air mi NE of Cowles. SW 0.2 air mi from gate.  Elev. 9840-9920 ft.
T19N R13E S19 NE1/4.  35.8564 N, 105.603 W; GPS Reading.  
Open slope of scattered mixed conifers and mature aspen, mostly graminoids below. Phenology: vegetative only. 

Brian Reif, 8450.  8/14/2003. 		RM 815596	Barcode: RM0122337
_________________________________________________________________________

996.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 223 roadside at Valle Largo Trail 248 Trailhead, 2 air mi NE of Cowles.  Elev. 9000 ft.
T19N R12E S36 NW1/4.  35.8279 N, 105.6379 W; GPS Reading.  
Meadow slope with mature aspen and scattered mixed conifers. Phenology: vegetative only. 

Brian Reif, 8543.  8/17/2003. 		RM 815595	Barcode: RM0122336
_________________________________________________________________________

997.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 60 along Sapello River, 2 air mi SW of Rociada.  Elev. 8000 ft.
T18N R14E S3 W1/2.  35.8129 N, 105.448 W; GPS Reading.  
Canyon bottom parking area at corral and trailhead, including riparian of river and south-facing bank (below road) of mature aspen with Gambels oak. Phenology: vegetative only. 

Brian Reif, 8731.  8/18/2003. 		RM 815594	Barcode: RM0122335
_________________________________________________________________________

998.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Lone Pine Mesa on Trail 214, 3 air mi due SW of Rociada; from northern edge of meadow SW 0.4 air mi on trail.  Elev. 9540-9640 ft.
T18N R14E S9 N1/2.  35.8042 N, 105.4632 W; GPS Reading.  
High meadow with Festuca/Danthonia dominant and solitary corkbark fir, into aspen stand on edge of mixed conifer forest slope. Phenology: vegetative only. 

Brian Reif, 8833.  8/19/2003. 		RM 815593	Barcode: RM0122334
_________________________________________________________________________

999.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Mora County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 636 to head of Capulin Canyon, 2.5 air mi SW of Ledoux. N35.9054 W105.3745 on road SW 0.7 air mi up east-facing slope to start of canyon at N35.8998 W105.3854.  Elev. 8820-9200 ft.
T19N R15E S6 N1/2.  35.9054 N, 105.3745 W to 35.8998 N, 105.3854 W; GPS Reading.  
Mixed conifer forest slope. Phenology: vegetative only. 

Brian Reif, 8987.  8/27/2003. 		RM 815592	Barcode: RM0122333
_________________________________________________________________________

1000.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Mora County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 113 up east-facing slope of Canoncito Creek from junction with Forest Road 115, 2 3/4 air mi W of Holman; from junction. SW 0.4 air mi on road to plateau above canyon slope.  Elev. 8040-8700 ft.
T21N R14E S23 SW1/4.  36.0324 N, 105.4308 W; GPS Reading.  
Roadside ascending slope of mixed conifers with Gambels oak below. Phenology: vegetative only. 

Brian Reif, 9161.  8/28/2003. 		RM 815571	Barcode: RM0122627
_________________________________________________________________________

1001.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Sierra Nacimiento: Joaquin Canyon, ca 2 3/4 - 3 1/4 air mi W of Rio Guadalupe, ca 8.5 air mi N of Jemez Springs; ca 17.5 air mi SSE of Cuba.  Elev. 7850-8050 ft.
T18N R1E S16.  35.7937 N, 106.8307 W; GPS Reading.  
Open area along logging road and adjacent mixed conifer forest. Phenology: flowering. 

B. E. Nelson, 62151.  7/20/2004. 		RM 815568	Barcode: RM0122624
_________________________________________________________________________

1002.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: from North San Ysidro NNE to lower Apache Canyon. N35.500 W105.532 0.2 air mi NW up drainage or NE into Apache Canyon.  Elev. 7150 ft.
T15N R13E S26 N1/2.  35.5 N, 105.532 W; GPS Reading.  
Douglas fir, ponderosa pine, and aspen in canyon bottom with metamorphic bluffs and boulders. Phenology: vegetative only. 

Brian Reif, 9662.  5/30/2004. 		RM 815570	Barcode: RM0122626
_________________________________________________________________________

1003.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 534 at Rito la Cueva Spring and Bales Seep, 8.5 air mi WNW of Jemez Springs.  Elev. 8000 ft.
T18N R1E S4.  35.817 N, 106.831 W; GPS Reading.  
Grassy riparian drainage with Salix, Populus and Alnus, N to Bales Seep and through steep slopes of ponderosa pine. Phenology: vegetative only. 

Brian Reif, 9937.  6/3/2004. 		RM 815569	Barcode: RM0122625
_________________________________________________________________________

1004.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: slope on north side of South Fork North Fork Owl Creek, ca 14 air mi WNW of Anchor Reservoir; ca 43 air mi WNW of Thermopolis.  Elev. 8600-8800 ft.
T43N R102W S23; also S24.  43.67944 N, 109.065 W.  
South-facing slope composed of Absaroka volcanics. 

Robin Jones, 1825.  6/24/1991. 		RM 
_________________________________________________________________________

1005.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: South Fork Owl Creek.  Elev. 8420-8850 ft.
T43N R102W S20; also S17, S18; also T43N R103W S11, S13; also S14.  43.67805 N, 109.1242 W.  
Gravel bars, forested points, willows, and seeps in riparian area. 

Robin Jones, 2227.  7/27/1991. 		RM 
     with Mabel Jones
_________________________________________________________________________

1006.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Owl Creek/Bridger Mountains: along Little Grass Creek, ca 9.5 air mi SW of Grass Creek Oil Field.  Elev. 6980-7360 ft.
T45N R100W S28; also S32.  43.83944 N, 108.8614 W.  
Riparian area. 

Robin Jones, 2342.  8/17/1991. 		RM 
_________________________________________________________________________

1007.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Centennial Valley.  Elev. 8100 ft.
T15N R78W S15.  41.2679 N, 106.1382 W; uncertainty 2 mi..  
Phenology: fruiting. 

Aven Nelson, 1253.  6/8/1895. 		RM 5605	Barcode: RM0263606
_________________________________________________________________________

1008.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Hills.  Elev. 8000 ft.
T16N R71W S4.  41.3886 N, 105.3564 W; uncertainty 9+ mi..  
Phenology: fruiting. 

Aven Nelson, 23.  5/12/1894. 		RM 3802	Barcode: RM0264111
_________________________________________________________________________

1009.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Platte County: Whalen Canyon.  Elev. 4450-4900 ft.
T27N R65W S16.  42.3127 N, 104.6667 W; uncertainty 5 mi..  
Phenology: vegetative only. 

Aven Nelson, 540.  7/18/1894. 		RM 3677	Barcode: RM0264113
_________________________________________________________________________

1010.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Yellowstone National Park: Madison River [3 mi from Ranger Station*].  Elev. 6600-6700 ft.
T54N R118W S13.  44.6586 N, 111.0315 W; uncertainty 1 mi..  
In subalpine situations. Very common. *Field book Phenology: vegetative only. 

Aven Nelson, 6769.  8/30/1899. 		RM 20433	Barcode: RM0264112
     with Elias Nelson
_________________________________________________________________________

1011.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Mountains.  Elev. 7300-8300 ft.
T15N R72W S16.  41.2679 N, 105.4696 W; uncertainty 9+ mi..  
Moist slopes. Phenology: fruiting. 

Aven Nelson, 8243.  6/1/1901. 		RM 165963	Barcode: RM0264110
_________________________________________________________________________

1012.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Mountains.  Elev. 7300-8300 ft.
T15N R72W S16.  41.2679 N, 105.4696 W; uncertainty 9+ mi..  
Moist slopes. Phenology: fruiting. 

Aven Nelson, 8243.  6/1/1901. 		RM 41748	Barcode: RM0264109
_________________________________________________________________________

1013.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: 1942 Witch Creek Fire Scar: W of Flat Mountain.  Elev. 8000 ft.
T51N R113W S31; also S32 and S33.  44.3458 N, 110.5095 W; uncertainty 3 mi..  
Under a log. Phenology: vegetative only. 

Dale L. Taylor, 67-118.  8/6/1967. 		RM 283583	Barcode: RM0263541
_________________________________________________________________________

1014.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: South Fork of North Fork of Owl Creek.  Elev. 8200 ft.
T44N R102W S35 NE1/4 of SE1/4 of.  43.7348 N, 109.0624 W; uncertainty 0.25 mi..  
Quaking Aspen woods on north facing slope with Arctostaphylos, Lupinus, Equisetum, Ribes, Rosa, and Frasera. Phenology: vegetative only. 

David L. Martin, 1362.  7/12/1979. 		RM 335322	Barcode: RM0263623
_________________________________________________________________________

1015.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Shoshone National Forest: Crandall Creek, Simpsons Cabin.  Elev. 7000 ft.
T56N R106W S15.  44.8323 N, 109.6143 W; uncertainty 3 mi..  
Rocky soil of open meadow. Phenology: vegetative only. 

Edward D. Pearson, 285.  8/22/1925. 		RM 104495	Barcode: RM0063179
_________________________________________________________________________

1016.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Point of Rocks.  Elev. 6500 ft.
T20N R101W S27.  41.6801 N, 108.7865 W; uncertainty 3 mi..  
Dry hills. Phenology: vegetative only. 

Elmer D. Merrill, 606.  6/20/1901. 		RM 32383	Barcode: RM0264559
     with E. N. Wilcox
_________________________________________________________________________

1017.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Southwestern Absaroka Mountains: Deer Creek Canyon, ca 1-2 mi W of canyon mouth; ca 45 mi SW of Cody.  Elev. 7600 ft.
T49N R106W S32.  44.1725 N, 109.6433 W; uncertainty 1 mi..  
Dry Douglas fir forest on south facing slope, prominent understory species include Mahonia repens and Carex rossii. Phenology: vegetative only. 

Erwin F. Evert, 18153.  7/30/1989. 		RM 579031	Barcode: RM0063173
_________________________________________________________________________

1018.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Southwestern Absaroka Mountains: Deer Creek Canyon, ca 3.5-4 mi W of canyon mouth, ca 46 mi SW of Cody.  Elev. 7800 ft.
T48N R107W S2.  44.1548 N, 109.678 W.  
Along trail at base of north facing, sparsely vegetated talus slope, prominent species include Woodsia oregana, Rubus ideaus, and Populus tremuloides. Phenology: vegetative only. 

Erwin F. Evert, 18194.  7/30/1989. 		RM 578953	Barcode: RM0063172
_________________________________________________________________________

1019.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Mountains: First Ranch Creek and vicinity W of Shirley Mountain Loop or BLM Road 3115, ca 19.5 air mi NNE of Hanna.  Elev. 7840 ft.
T25N R81W S12.  42.1518 N, 106.4813 W.  
Aspen grove. Phenology: vegetative only. 

Amy J. Roderick, 3040.  7/31/1997. 		RM 
_________________________________________________________________________

1020.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: along Grass Creek, in foothills ca 26 mi S of Meeteetse.  Elev. 7400 ft.
T45N R101W S15 SW1/4.  43.8655 N, 108.9629 W.  
Openings in spruce-lodgepole pine forest with Taraxacum officinale, Poa alpina, Thalictrum sparsiflorum, and Phlox multiflora. Phenology: vegetative only. 

Erwin F. Evert, 25556.  6/28/1993. 		RM 611462	Barcode: RM0063174
_________________________________________________________________________

1021.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: ca 1/8 mi E of Pahaska, just W of cabins.  Elev. 6700 ft.
T52N R109W S3 SE1/4.  44.5053 N, 109.9658 W; uncertainty 0.5 mi..  
At vernal seeps and falls. Phenology: vegetative only. 

Erwin F. Evert, 4275.  7/16/1982. 		RM 361012	Barcode: RM0063209
_________________________________________________________________________

1022.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: Yellowstone National Park: along U.S. Hwy 14, 16, & 20, ca 0.8 mi W of East Entrance.  Elev. 7200 ft.
T52N R109W S8.  44.4845 N, 110.0191 W; uncertainty 0.25 mi..  
On talus slope. Phenology: vegetative only. 

Erwin F. Evert, 5545.  7/20/1983. 		RM 531654	Barcode: RM0063210
_________________________________________________________________________

1023.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along river ca 0.1-0.3 mi W of Gunbarrel Creek.  Elev. 6200 ft.
T52N R107W S30 NW1/4.  44.4473 N, 109.7845 W; uncertainty 0.5 mi..  
On sand and gravel bars. Phenology: vegetative only. 

Erwin F. Evert, 5588.  7/26/1983. 		RM 531550	Barcode: RM0063208
_________________________________________________________________________

1024.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: ca 3.5 mi S of U.S. Hwy 14, 16, & 20 and ca 1/4 mi W of Kitty Creek.  Elev. 8000 ft.
T51N R108W S5.  44.4183 N, 109.8858 W; uncertainty 1 mi..  
Phenology: vegetative only. 

Erwin F. Evert, 6843.  7/5/1984. 		RM 609345	Barcode: RM0063175
_________________________________________________________________________

1025.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: ca 2 mi S of Wapiti, just S of Stonebridge Reservoir.  Elev. 6300-6400 ft.
T52N R104W S31 NW1/4.  44.4356 N, 109.406 W.  
Along shore of reservoir. Phenology: vegetative only. 

Erwin F. Evert, 6944.  7/9/1984. 		RM 609485	Barcode: RM0063176
_________________________________________________________________________

1026.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Cougar Creek, just E of the confluence of Cougar and Elk Fork creeks, ca 3 mi S of U.S. Hwy 14, 16, & 20.  Elev. 6600 ft.
T51N R106W S5 NW1/4.  44.4183 N, 109.6442 W.  
In alder-willow-cottonwood riparian community. Phenology: vegetative only. 

Erwin F. Evert, 7268.  7/28/1984. 		RM 609765	Barcode: RM0063177
_________________________________________________________________________

1027.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Eagle Creek Trail, ca 4-5 mi S of U.S. Hwy 14, 16, & 20.  Elev. 7200-7400 ft.
T51N R109W S2; also S3 and S15.  44.4183 N, 109.9463 W.  
In open, mixed conifer woodland. Phenology: vegetative only. 

Erwin F. Evert, 7698.  8/29/1984. 		RM 610176	Barcode: RM0063178
_________________________________________________________________________

1028.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: along South Fork Piney Creek, ca 2 mi SW of Story.  Elev. 5460-5700 ft.
T53N R84W S23 NE1/4.  44.5554 N, 106.9378 W; uncertainty 0.5 mi..  
At edges of open Pinus ponderosa forest, understory comprised of mostly Acer glabrum and Crataegus columbiana. Phenology: vegetative only. 

Erwin F. Evert, 8254.  7/9/1985. 		RM 624101	Barcode: RM0263494
_________________________________________________________________________

1029.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Teton Range: North Fork Teton Creek, ca 1/8-1 mi N of Teton Canyon Campground.  Elev. 7200-7800 ft.
T44N R117W S20 SW1/4.  43.7622 N, 110.9119 W.  
Mixed conifer forest. Phenology: vegetative only. 

Erwin F. Evert, 9176.  8/9/1985. 		RM 624102	Barcode: RM0263493
_________________________________________________________________________

1030.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Southwestern Absarokas: along trail to Ishawooa Mesa, ca 35 mi SW of Cody.  Elev. 9000 ft.
T49N R106W S12.  44.2298 N, 109.5636 W.  
Along switchbacks in dry Douglas fir forest. Phenology: vegetative only. 

Erwin F. Evert, 9573.  8/20/1985. 		RM 624103	Barcode: RM0063171
_________________________________________________________________________

1031.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Shoshone National Forest: Camp Creek.  Elev. 6500 ft.
T56N R105W S15.  44.8323 N, 109.4929 W; uncertainty 2 mi..  
Very abundant in fresh sandy loam. Phenology: vegetative only. 

F. O. Sparhawk, 406.  8/15/1916. 		USFS 403497	Barcode: USFS0059512
_________________________________________________________________________

1032.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Northwest exposure of Elk Mountain: Ten Sleep Sandstone Formation.  Elev. 8200 ft.
T20N R81W S30.  41.6788 N, 106.5453 W; uncertainty 2 mi..  
Phenology: vegetative only. 

F. R. Gartner, 61.  8/4/1966. 		RM 282846	Barcode: RM0263542
_________________________________________________________________________

1033.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Pole Mountain: Blair Picnic Ground, 9 mi SE of Laramie.  Elev. 8500 ft.
T14N R71W S18.  41.1818 N, 105.3932 W; uncertainty 1 mi..  
Riparian. Phenology: fruiting. 

Francis B. Current, 173.  5/26/1976. 		RM 317274	Barcode: RM0263613
_________________________________________________________________________

1034.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: University of Wyoming Recreation Camp, 1.5 air mi NW of Centennial.  Elev. 8500 ft.
T16N R78W S33.  41.311 N, 106.1573 W; uncertainty 1 mi..  
Dry Populus tremuloides overstory. Phenology: vegetative only. 

Francis B. Current, 336.  7/1/1978. 		RM 317271	Barcode: RM0263616
_________________________________________________________________________

1035.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: University of Wyoming Recreation Camp: 1.5 air mi NW of Centennial.  Elev. 8500 ft.
T16N R78W S33.  41.311 N, 106.1573 W; uncertainty 1 mi..  
Wet Pinus contorta and Populus tremuloides; riparian. Phenology: vegetative only. 

Francis B. Current, 363.  7/2/1978. 		RM 317270	Barcode: RM0263617
_________________________________________________________________________

1036.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: University of Wyoming Recreation Camp: 1.5 air mi NW of Centennial.  Elev. 8500 ft.
T16N R78W S33.  41.311 N, 106.1573 W; uncertainty 1 mi..  
Dry Populus tremuloides overstory. Phenology: vegetative only. 

Francis B. Current, 376.  7/2/1978. 		RM 317272	Barcode: RM0263615
_________________________________________________________________________

1037.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Chalk Mountain: North Face 33.5 air mi SSW Casper.  Elev. 7200 ft.
T28N R81W S13.  42.398 N, 106.4808 W; uncertainty 1 mi..  
Wet Populus tremuloides overstory. Phenology: vegetative only. 

Francis B. Current, 397.  7/8/1978. 		RM 317273	Barcode: RM0263614
_________________________________________________________________________

1038.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Casper Mountain area: south side of the mountain on the Circle Drive road, just as it drops down from the top.  Elev. 7700 ft.
T32N R79W S28.  42.715 N, 106.313 W; uncertainty 3 mi..  
Phenology: vegetative only. 

Francis X. Jozwik, 190.  7/15/1962. 		RM 268830	Barcode: RM0264547
_________________________________________________________________________

1039.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Casper Mountain area: above Gothmore Loop.  Elev. 6500 ft.
T32N R79W S6.  42.7733 N, 106.3523 W; uncertainty 3 mi..  
Grassy slopes in rocky soil. Phenology: vegetative only. 

Francis X. Jozwik, 223.  8/6/1962. 		RM 268752	Barcode: RM0263546
_________________________________________________________________________

1040.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Eastern Slope Big Horn Mountains: headwaters of Clear Creek and Crazy Woman River.  Elev. 7000-9000 ft.
T49N R84W S15.  44.2172 N, 106.952 W; uncertainty 9+ mi..  
Phenology: vegetative only. 

Frank Tweedy, 3447.  7/20/1900. 		RM 38247	Barcode: RM0264558
_________________________________________________________________________

1041.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Deadmans Canyon, E of Laramie.  Elev. 8500 ft.
T15N R72W S15.  41.2679 N, 105.4505 W; uncertainty 5 mi..  
Phenology: fruiting. 

G. I. Sellon, 74.  5/21/1902. 		RM 87496	Barcode: RM0264556
_________________________________________________________________________

1042.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming: Bonneville National Forest.  Elev. 6900 ft.
Sandy loam. Phenology: fruiting. 

H. Earl French, s.n..  5/29/1912. 		USFS 403495	Barcode: USFS0070885
_________________________________________________________________________

1043.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: SW of Thermopolis and W of the Wind River Canyon, on the north flank of the Owl Creek Range, Dry Cottonwood Creek.  Elev. 8300 ft.
T8N R2E S36.  43.6273 N, 108.587 W; uncertainty 1 mi..  
Conifer area bordering three-tip sagebrush. Phenology: vegetative only. 

Herbert G. Fisser, 314.  8/27/1960. 		RM 264204	Barcode: RM0263544
_________________________________________________________________________

1044.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: ca 25 mi W of Lander on the Moccasin Lake Road.  Elev. 9000 ft.
T2S R2W S6.  42.9179 N, 109.0407 W; uncertainty 3 mi..  
Phenology: vegetative only. 

Herbert G. Fisser, 764.  8/25/1961. 		RM 264207	Barcode: RM0263543
_________________________________________________________________________

1045.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Platte County: Along Cottonwood Creek; ca 29 road mi NW of Wheatland.  Elev. 5300 ft.
T27N R70W S24.  42.2979 N, 105.1946 W; uncertainty 1 mi..  
Creekbanks, live water. Phenology: vegetative only. 

Jan Pollet, 213.  7/18/1989. 		RM 544309	Barcode: RM0263554
_________________________________________________________________________

1046.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Medicine Bow National Forest: Pole Mountain District: W of Eagle Rock, along the North Branch Middle Fork Lodgepole Creek.  Elev. 8200 ft.
T15N R71W S8.  41.2823 N, 105.3741 W; uncertainty 1 mi..  
Moist bottomland along the creek, margin of meadow outside willow boarder. Common. Phenology: vegetative only. 

Jay N. Holliday, Jr., 192.  7/28/1964. 		RM 276755	Barcode: RM0263624
_________________________________________________________________________

1047.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: 3 mi E of Summit on U.S. 30.  Elev. 8500-8600 ft.
T14N R72W S11.  41.1966 N, 105.4306 W; uncertainty 1 mi..  
Rolling prairie. Phenology: vegetative only. 

Jean Finzel, 222.  6/25/1959. 		RM 262666	Barcode: RM0263545
_________________________________________________________________________

1048.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Jackson Hole Wildlife Park.  Elev. 6750 ft.
T45N R114W S22.  43.8572 N, 110.5273 W; NAD 83, uncertainty 3 mi., Digital Map.  
*date should be 8/8/1947, based on previous specimens with similar collection number* Phenology: vegetative only. 

John F. Reed, 1023a.  8/8/1947. 		RM 209326	Barcode: RM0264550
     with Mildred S. Reed
_________________________________________________________________________

1049.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Jackson Hole Wildlife Park.  Elev. 6750 ft.
T45N R114W S15.  43.8582 N, 110.5371 W; NAD 83, uncertainty 1 mi., Digital Map.  
Phenology: fruiting. 

John F. Reed, 2061.  6/6/1948. 		RM 211431	Barcode: RM0264554
     with Mildred S. Reed
_________________________________________________________________________

1050.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Teton National Forest: Gros Ventre Slide.  Elev. 7500 ft.
T42N R114W S5.  43.638 N, 110.5547 W; NAD 83, uncertainty 1 mi., Digital Map.  
Phenology: vegetative only. 

John F. Reed, 2569.  9/8/1948. 		RM 211480	Barcode: RM0264549
     with Mildred S. Reed
_________________________________________________________________________

1051.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Sheep Mountain; Johns Creek.  Elev. 8200 ft.
T15N R77W S21.  41.2536 N, 106.0427 W; uncertainty 3 mi..  
Phenology: buds. 

John F. Reed, 2775.  4/15/1950. 		RM 219756	Barcode: RM0264553
     with Mildred S. Reed
_________________________________________________________________________

1052.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Above Centennial Ranger Station.  Elev. 8200 ft.
T15N R78W S3.  41.2971 N, 106.1373 W; uncertainty 2 mi..  
Phenology: vegetative only. 

John F. Reed, 2825.  6/27/1950. 		RM 219747	Barcode: RM0264552
     with Mildred S. Reed
_________________________________________________________________________

1053.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: University of Wyoming Science Camp.  Elev. 9900 ft.
T16N R79W S13.  41.3541 N, 106.2146 W; uncertainty 1 mi..  
On moraine. Phenology: vegetative only. 

John F. Reed, 2826.  6/24/1950. 		RM 219749	Barcode: RM0264551
     with Mildred S. Reed
_________________________________________________________________________

1054.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Teton National Forest: Hoback Canyon.  Elev. 6500 ft.
T39N R115W S32.  43.2995 N, 110.6652 W; uncertainty 5 mi..  
On hillside. Phenology: vegetative only. 

John F. Reed, 3034.  8/17/1950. 		RM 220000	Barcode: RM0264548
     with Mildred S. Reed
_________________________________________________________________________

1055.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County:   Elev. 8200 ft.
T14N R78W S14.  41.1818 N, 106.1191 W; uncertainty 1 mi..  
In the backyard over Salix. Phenology: vegetative only. 

L. Strack, 125.  7/31/1987. 		RM 395396	Barcode: RM0263618
_________________________________________________________________________

1056.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Red Mountain and vicinity: two track road to summit of Red Mountain, ca 5.5 air mi SE of Jelm Mountain.  Elev. 8200-8300 ft.
T12N R76W S18.  41.00889 N, 105.9661 W.  
In pine and aspen grove near Spring Creek. Phenology: vegetative only. 

Linda Shoemaker, 145.  7/24/1992. 		RM 925489	Barcode: RM0084474
     with Mari Combs and Marie
_________________________________________________________________________

1057.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Shirley Basin, Petrified Tree Deposit, along Wyo Hwy 487.  Elev. 7000 ft.
T28N R79W S21.  42.3835 N, 106.3056 W; uncertainty 1 mi..  
Growing in the basin and on the rim, in a grove facing south south west. Phenology: fruiting. 

Robert J. Hill, 127.  6/13/1973. 		RM 391719	Barcode: RM0263610
_________________________________________________________________________

1058.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Great Divide Basin and adjacent regions: Shirley Basin, Petrified Tree Deposit; Bates Hole Rim.  Elev. 7000 ft.
T28N R79W S21.  42.3835 N, 106.3056 W; uncertainty 2 mi..  
Growing in the basin and on the rim. Phenology: vegetative only. 

Robert J. Hill, 1271.  8/11/1973. 		RM 391568	Barcode: RM0263612
_________________________________________________________________________

1059.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Great Divide Basin and Adjacent Regions: Twin Groves.  Elev. 8100 ft.
T16N R87W S15.  41.3595 N, 107.1643 W; uncertainty 0.5 mi..  
Growing in the Aspen Atolls in moist situations. Phenology: vegetative only. 

Robert J. Hill, 1485.  5/28/1974. 		RM 391293	Barcode: RM0263609
     with Dennis Knight
_________________________________________________________________________

1060.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Red Desert: Great Divide Basin: North Table Mountain.  Elev. 7600 ft.
T23N R102W S31.  41.9264 N, 109.0053 W; uncertainty 1 mi..  
Growing on the north and eastern slopes of the mountain in friable soils. Phenology: vegetative only. 

Robert J. Hill, 299.  6/21/1973. 		RM 391634	Barcode: RM0263611
_________________________________________________________________________

1061.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Seminoe Mountains; ca 2 mi N of Seminoe Dam.  Elev. 7000 ft.
T26N R84W S32.  42.1812 N, 106.9092 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Stream bank with Salix and Pinus ponderosa. Tree 12 m high. Phenology: fruiting. 

Robert D. Dorn, 2878.  5/14/1977. 		RM 329228	Barcode: RM0263622
_________________________________________________________________________

1062.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County:   Elev. 8000 ft.
T29N R104W S1.  42.5126 N, 109.1961 W; uncertainty 1 mi..  
Rocky granite outcrop with Artemisia and Ribes. Tree 3 m high. Phenology: vegetative only. 

Robert D. Dorn, 4592.  6/7/1987. 		RM 396810	Barcode: RM0263621
_________________________________________________________________________

1063.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: 2.5 mi SE of Alpine.  Elev. 5800 ft.
T37N R118W S34 SW1/4.  43.1492 N, 110.9813 W; uncertainty 0.5 mi..  
Aspen-Serviceberry with Prunus and Lupinus. Tree 3 m high. Phenology: vegetative only. 

Robert D. Dorn, 6020.  6/22/1995. 		RM 600442	Barcode: RM0263604
_________________________________________________________________________

1064.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Valles Caldera National Preserve: Jemez Mountains: Rito de los Indios, ca 3.4 air mi NE of intersection with the pipeline.  Elev. 9200-10300 ft.
36.008 N, 106.4571 W; uncertainty 1 mi..  
Wooded area and adjacent streamside. Phenology: vegetative only. 

Ronald L. Hartman, 71619.  6/28/2001. 		RM 710982	Barcode: RM0069678
_________________________________________________________________________

1065.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Valles Caldera National Preserve: Jemez Mountains: Sierra de los Valles: Rabbit Mountain along west ridge to summit and NW to NM Hwy 4.  Elev. 8600-9938 ft.
35 50' 0" N, 106 28' 30" W; uncertainty 1 mi..  
Wooded slopes with blue spruce, Douglas fir, corkbark fir, white fir, pondersoa pine, limber pine; summit with rock slide and roadside below. Phenology: vegetative only. 

Ronald L. Hartman, 71728.  6/29/2001. 		RM 710981	Barcode: RM0069677
_________________________________________________________________________

1066.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Tent Creek.  Elev. 6900 ft.
T42N R114W S2.  43.634 N, 110.4967 W; uncertainty 1 mi..  
Growing with Rosa woodsii and Clematis sp.; in dark soil. Abundant. Phenology: flowering. 

Robert W. Lichvar, 117.  5/26/1977. 		RM 315979	Barcode: RM0263619
_________________________________________________________________________

1067.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: southwest half of Rincon de los Soldados from extreme southeast spur of Cerro del Medio to the NE.  Elev. 8600-8700 ft.
35 52' 38.3" N, 106 26' 38.6" W; uncertainty 1 mi..  
Grassy slopes, drainages, rock outcrops, ponderosa pine savanna. Phenology: vegetative only. 

Ronald L. Hartman, 72505.  7/23/2001. 		RM 710980	Barcode: RM0069676
_________________________________________________________________________

1068.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Along WY HWY 131.  Elev. 6140 ft.
42 44' 44" N, 108 48' 43" W; GPS Reading.  
Base of northwest slope in Sinks Canyon. Phenology: vegetative only. 

Sasha Hall, 5.  9/16/1997. 		RM 733772	Barcode: RM0063219
_________________________________________________________________________

1069.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Wind River Range: Whiskey Basin: Wyoming Game and Fish Departments Whiskey Basin Big Game Winter Range: ca 4-5 air mi S of Dubois.  Elev. 7000 ft.
T41N R106W S31.  43.4756 N, 109.6202 W; uncertainty 1 mi..  
Dry northeast facing slope in 55 year old burn with Artemisia, Shepherdia, Ribes, Symphoricarpos, and Juniperus. Phenology: vegetative only. 

Scott Benson, 68.  8/31/1985. 		RM 366607	Barcode: RM0063211
_________________________________________________________________________

1070.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Piney Canyon.  Elev. 6000 ft.
T53N R84W S11.  44.5851 N, 106.9393 W; uncertainty 3 mi..  
Canyons and slopes. Phenology: vegetative only. 

Seymour S. Sharp, 191.  7/10/1912. 		RM 288152	Barcode: RM0264555
_________________________________________________________________________

1071.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: South Crow Creek, ca 1.2 air mi S of Crystal Lake Road and site of Hecla.  Elev. 6980 ft.
T14N R69W S31 SW1/4 SW1/4.  41.1388 N, 105.164 W; uncertainty 0.25 mi..  
Mixed age stand of Populus angustifolia with occasional  P. tremuloides on streambed floodplain; understory of Ribes, Poa, Cirsium arvense, and young P. angustifolia. Phenology: vegetative only. 

Steve Kettler, 945.  9/20/1991. 		RM 682083	Barcode: RM0263548
_________________________________________________________________________

1072.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Little Goose Valley [*Trabing Creek].  Elev. 4600-6200 ft.
T54N R84W S29.  44.6292 N, 107 W; uncertainty 3 mi..  
Moist valley and hillsides. Phenology: flowering & fruiting. 

Vie Willits, 16.  5/17/1909. 		RM 69133	Barcode: RM0264557
_________________________________________________________________________

1073.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Range: west slope of Sheep Mountain; ca 27 air mi W of Laramie.  Elev. 7900 ft.
T15N R77W S8 SE1/4.  41.2823 N, 106.0618 W; uncertainty 0.5 mi..  
Closed canopy willow-birch-aspen swamp associated with a small seep spring near the base of the mountain. Phenology: flowering & fruiting. 

Walter Fertig, 13557.  5/23/1993. 		RM 602192	Barcode: RM0263492
_________________________________________________________________________

1074.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: Sulphur Springs gate NE ca 1 road mi to and beyond Sulphur Springs.  Elev. 8200-8400 ft.
35 54' 12.9" N, 106 37' 15.2" W; uncertainty 1 mi..  
Roadside, stream bottoms, and sulphur springs. Phenology: vegetative only. 

Ronald L. Hartman, 73200.  7/30/2001. 		RM 710979	Barcode: RM0069675
_________________________________________________________________________

1075.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Sheep Mountain: Fox Creek Canyon.  Elev. 7800 ft.
T13N R77W S4.  41.1244 N, 106.0427 W; uncertainty 2 mi..  
On moist areas near the stream. Phenology: vegetative only. 

Webster B. Jones, 97.  7/31/1965. 		USFS 403496	Barcode: USFS0070884
_________________________________________________________________________

1076.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: Uinta Mountains: Cottonwood Creek Drainage, 13 air mi S of Mountain View.  Elev. 9600 ft.
T12N R115W S27.  40.9904 N, 110.2474 W; uncertainty 1 mi..  
Aspen grove on north facing slope. Phenology: vegetative only. 

Windsor Copley, 188.  8/13/1989. 		RM 544513	Barcode: RM0263620
_________________________________________________________________________

1077.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow National Forest: Cinnabar Park.  Elev. 9600 ft.
T15N R79W S36.  41.2249 N, 106.2146 W; uncertainty 1 mi..  
Burned forest. Phenology: vegetative only. 

Yoshiko Akashi, 905.  9/19/1983. 		RM 345493	Barcode: RM0263547
_________________________________________________________________________

1078.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Seminoe Mountains; ca 2 mi N of Seminoe Dam.  Elev. 7000 ft.
T26N R84W S32.  42.1812 N, 106.9092 W; uncertainty 1 mi..  
Stream bank with Salix and Pinus ponderosa. Phenology: fruiting. 

Robert D. Dorn, 2878.  5/14/1977. 		RM 329228
_________________________________________________________________________

1079.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County:   Elev. 8000 ft.
T29N R104W S1.  42.5126 N, 109.1961 W; uncertainty 1 mi..  
Rocky granite outcrop with Artemisia and Ribes. Phenology: vegetative only. 

Robert D. Dorn, 4592.  6/7/1987. 		RM 396810
_________________________________________________________________________

1080.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: general route - west gate (Sulphur Springs Road) N along west side fence to Sulphur Point and San Antonio Mountain E on road to 9200 ft and bushwack to Sulphur Springs Road;  Elev. 9200 ft.
35.9318 N, 106.5996 W; uncertainty 1 mi..  
drop down to Sulphur Springs Road from 9200 ft on San Antionio Mountain Road.  N35 55' 54.5"  W106 35' 58.5" Phenology: vegetative only. 

Ronald L. Hartman, 74273.  9/17/2001. 		RM 710978	Barcode: RM0069674
_________________________________________________________________________

1081.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: 15 miles north of Flagstaff; canyon slopes.  Elev. 9900 ft.
T23N R7E S30.  
Phenology: vegetative only. 

J. M. Rominger, 2318.  8/31/1980. 		RMRS 
_________________________________________________________________________

1082.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: area S of NM Hwy 4, between East Fork Jemez River and trun off to Jemez Falls Campground.  Elev. 7950-8100 ft.
35 49' 41.2" N, 106 35' 40.6" W; uncertainty 1 mi..  
Ponderosa pine woodland and roadside. Phenology: vegetative only. 

Ronald L. Hartman, 74337.  9/18/2001. 		RM 710977	Barcode: RM0069673
_________________________________________________________________________

1083.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: N of Camp Creek ca 1.5 air mi W of Colo Hwy 127, ca 5 air mi NE of Three Way; ca 17 air mi N of Walden.  Elev. 8550-8650 ft.
T12N R79W S28 E1/4.  40.9809 N, 106.2693 W.  
Moist to wet aspen forest. Phenology: vegetative only. 

B. E. Nelson, 49258.  6/13/2000. 		RM 759913
_________________________________________________________________________

1084.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Park Range: between forest boundary and abandoned mine ca 2 air mi W of Pitchpine Mountain, ca 16-16.5 air mi W of Walden.  Elev. 8730-9200 ft.
T8N R82W S10.  40.6768 N, 106.5858 W.  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 49365.  6/13/2000. 		RM 759914
_________________________________________________________________________

1085.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: on County Road 8A along Mendenhall Creek, ca 7.5 air mi E of Cowdrey; ca 10 air mi NE of Walden.  Elev. 8500-8900 ft.
T10N R78W S8 E1/2.  40.8502 N, 106.1741 W.  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 49567.  6/18/2000. 		RM 759912
_________________________________________________________________________

1086.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: along Cabin Creek and vicinity, E of the end of County Road 12E, E of the southeast base of Elk Mountain, ca 14 air mi E of Walden.  Elev. 8600-9200 ft.
T9N R77W S34 NE1/4; also NW1/4 S35.  40.705 N, 106.0217 W.  
Moist to wet aspen forest. Phenology: vegetative only. 

B. E. Nelson, 49623.  6/18/2000. 		RM 759904
_________________________________________________________________________

1087.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: along the Michigan River just S of Ranger Lakes, ca 4.5 air mi WSW of Cameron Pass; ca 23 air mi SE of Walden.  Elev. 9250 ft.
T6N R76W S7 SW1/4.  40.5031 N, 105.9608 W.  
Open mixed conifer forest. Phenology: vegetative only. 

B. E. Nelson, 49684.  6/18/2000. 		RM 759910
_________________________________________________________________________

1088.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: North-central Colorado: Elkhead Mountains: northeast end of McInturf Mesa at the forest boundary, ca 17.5 air mi NE of Craig.  Elev. 8480-8560 ft.
T9N R89W S16 SE1/4.  40.7373 N, 107.3845 W.  
Moist to wet aspen woods. Phenology: vegetative only. 

B. E. Nelson, 49708.  6/20/2000. 		RM 759911
_________________________________________________________________________

1089.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: Lost Park, ca 4 air mi E of Black Mountain, ca 32 air mi NW of Steamboat Springs; ca 23.5 air mi NE of Craig.  Elev. 8880-8960 ft.
T10N R88W S29 SW1/4.  40.7947 N, 107.2899 W.  
Aspen-fir woods. Phenology: vegetative only. 

B. E. Nelson, 49730.  6/20/2000. 		RM 759903
_________________________________________________________________________

1090.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: along South Fork Slater Creek at the forest boundary, ca 34 air mi NW of Steamboat Springs; ca 26 air mi NNE of Craig.  Elev. 7700-8000 ft.
T10N R88W S8 SW1/4.  40.8379 N, 107.2899 W.  
Moist to wet aspen forest. Phenology: vegetative only. 

B. E. Nelson, 49805.  6/20/2000. 		RM 759902
_________________________________________________________________________

1091.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Rabbit Ears Range: near the head of Grassy Run Creek W of Green Ridge, ca 3 air mi N of Sheep Mountain, ca 5 air mi SW of Rand; ca 22.5 air mi S of Walden.  Elev. 9440-9540 ft.
T5N R79W S15 W1/2.  40.4017 N, 106.2449 W.  
Mixed conifer-aspen forest. Phenology: vegetative only. 

B. E. Nelson, 49861.  6/27/2000. 		RM 759901
_________________________________________________________________________

1092.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Rabbit Ears Range: along Willow Creek and Forest Road 106, ca 4.5 air mi N of Haystack Mountain, ca 4 air mi S of Rand; ca 24 air mi SSE of Walden.  Elev. 8940-9040 ft.
T5N R78W S19 N1/2.  40.3872 N, 106.188 W.  
Open lodgepole pine-aspen forest. Phenology: vegetative only. 

B. E. Nelson, 49966.  6/27/2000. 		RM 759900
_________________________________________________________________________

1093.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: along South Fork Canadian River ca 1/4 - 1/2 mi S of the confluence, ca 6 air mi N of Gould; ca 16 air mi SE of Walden.  Elev. 8600-8700 ft.
T8N R77W S34 SW1/4.  40.6189 N, 106.0176 W; uncertainty 0.5 mi..  
Open lodgepole pine forest. Phenology: vegetative only. 

B. E. Nelson, 50051.  6/28/2000. 		RM 759899
_________________________________________________________________________

1094.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: rim S of California Park between Quaker Mountain and Anthracite Ridge on Forest Road 150, ca 16 air mi NNW of Hayden.  Elev. 8480-8640 ft.
T9N R87W S35 NW1/4.  40.6941 N, 107.1197 W.  
Spruce-fir-aspen forest. Phenology: vegetative only. 

B. E. Nelson, 50106.  6/29/2000. 		RM 759898
_________________________________________________________________________

1095.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: North Park: along Indian Creek and County Road 53, ca 1 air mi NW of Ironclad Mountain, ca 12 air mi SSW of Hebron; ca 23 air mi SSW of Walden.  Elev. 8540-8600 ft.
T5N R81W S2 SW1/4.  40.4306 N, 106.4532 W.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 50183.  6/29/2000. 		RM 759897
_________________________________________________________________________

1096.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Never Summer Mountains: along the Illinois River at the junction of Forest Roads 750 and 765, ca 8.5 air mi S of Gould; ca 26 air mi SE of Walden.  Elev. 9100 ft.
T5N R77W S16 NE1/4.  40.4017 N, 106.0365 W.  
Aspen forest in the river bottom. Phenology: vegetative only. 

B. E. Nelson, 50408.  7/6/2000. 		RM 759896
_________________________________________________________________________

1097.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along a tributary of Tennessee Creek E and below Shield Mountain, ca 6.5-7 air mi NW of Columbine; ca 32.5-33 air mi NNW of Steamboat Springs.  Elev. 8000-8300 ft.
T11N R86W S9 SE1/4; also NW1/4 S10.  40.9241 N, 107.044 W.  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 51532.  8/7/2000. 		RM 759895
_________________________________________________________________________

1098.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along King Solomon Creek ca 2 air mi NW of Little Red Park, ca 4 air mi NNE of Columbine; ca 30 air mi N of Steamboat Springs.  Elev. 8160-8240 ft.
T11N R85W S16 SW1/4.  40.9097 N, 106.9305 W.  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 51569.  8/7/2000. 		RM 759894
_________________________________________________________________________

1099.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: along Slater Creek in the western part of Slater Park, ca 2.5 air mi SE of Columbus Mountain; ca 25 air mi NNE of Hayden.  Elev. 8160-8360 ft.
T10N R87W S4 SW1/4; also NW1/4 S9.  40.8522 N, 107.1575 W.  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 51633.  8/8/2000. 		RM 759893
_________________________________________________________________________

1100.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: near the head of Elkhead Creek at the north end of California Park, ca 1.5 air mi E of Saddle Mountain; ca 22.5 air mi NE of Hayden.  Elev. 8250-8400 ft.
T10N R87W S22 SE1/4; also SW1/4 S23.  40.8091 N, 107.1386 W; uncertainty 0.5 mi..  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 51722.  8/8/2000. 		RM 759892
_________________________________________________________________________

1101.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: North-central Colorado: Elkhead Mountains: on a point ca 1.5 air mi WSW of Sand Point and S of Fourmile Creek drainage, ca 21.5 air mi NNE of Craig.  Elev. 8960-9250 ft.
T10N R90W S13 South1/2; also NE1/4 S24.  40.8235 N, 107.4413 W.  
Open lodgepole pine forest and selectively logged lodgepole pine forest. Phenology: vegetative only. 

B. E. Nelson, 51770.  8/14/2000. 		RM 759891
_________________________________________________________________________

1102.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: North-central Colorado: Elkhead Mountains: Sand Point above the head of Fourmile Creek, ca 7.5 air mi E of Fortification; ca 22.5 air mi NNE of Craig.  Elev. 9400-9974 ft.
T10N R89W S18 NE1/4.  40.8235 N, 107.4224 W; uncertainty 0.5 mi..  
Spruce-fir-aspen forest. Phenology: vegetative only. 

B. E. Nelson, 51840.  8/15/2000. 		RM 759890
_________________________________________________________________________

1103.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: North-central Colorado: Elkhead Mountains: around Freeman Reservoir and along Little Cottonwood Creek below, ca 18.5 air mi NNE of Craig.  Elev. 8720-8760 ft.
T9N R89W S6 W1/4.  40.766 N, 107.4224 W; uncertainty 0.5 mi..  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 51885.  8/15/2000. 		RM 759889
_________________________________________________________________________

1104.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Rabbit Ears Range: along Middle Fork Arapaho Creek on Forest Road 700, ca 1.5 air mi W of Arapaho Ridge, ca 10.5 air mi SW of Rand; ca 24 air mi S of Walden.  Elev. 9480-9520 ft.
T5N R80W S22 SE1/4; also SW1/4 S23.  40.3872 N, 106.3585 W.  
Roadside. Phenology: vegetative only. 

B. E. Nelson, 52063.  9/6/2000. 		RM 759887
_________________________________________________________________________

1105.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: North-central Colorado: Gore Range: upper Gore Canyon, Inspiration Point and slopes below.  Elev. 7600-8000 ft.
T1N R81W S33; also T1S R81W S5.  40.0096 N, 106.4736 W.  
Douglas fir and aspen and roadside. Phenology: vegetative only. 

Ronald L. Hartman, 67152.  6/5/2000. 		RM 759888
_________________________________________________________________________

1106.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: Colorado State Forest: Colorado State Park maintenance area S to entry gate, ca 2 air mi NNW of Gould.  Elev. 8750 ft.
T7N R77W S21 South1/4.  40.561 N, 106.0365 W.  
Lodgepole pine forest with small stream; roadside. Phenology: vegetative only. 

Ronald L. Hartman, 67322.  6/8/2000. 		RM 759886
_________________________________________________________________________

1107.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: North Park: Colorado State Forest: North Sand Hills, ca 11 air mi NE of Walden.  Elev. 8500 ft.
T11N R79W S36 South1/2.  40.8792 N, 106.2122 W.  
Stabilized dunes with dune buggy trails.  Limber pine and aspen with sagebrush. Phenology: fruiting. 

Ronald L. Hartman, 67377.  6/8/2000. 		RM 759885
_________________________________________________________________________

1108.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Rabbit Ears Range: ca 14 air mi NE of Muddy Pass.  Elev. 9000-9100 ft.
T6N R80W S26.  40.4596 N, 106.3396 W.  
Lodgepole pine with parkland. Phenology: vegetative only. 

Ronald L. Hartman, 67462.  6/9/2000. 		RM 759884
_________________________________________________________________________

1109.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: First Creek, ca 4 air mi S of California Park Guard Station.  Elev. 7800-7900 ft.
T9N R87W S16; also S21 and S22.  40.7373 N, 107.1575 W.  
Meadows and streamside. Phenology: vegetative only. 

Ronald L. Hartman, 67925.  7/10/2000. 		RM 759883
_________________________________________________________________________

1110.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: trail to Sand Mountain, ca 5-8 air mi NW of Clark.  Elev. 8300-10000 ft.
T9N R86W S12; also S11, S10, S9.  40.7516 N, 106.9872 W.  
Aspen and conifer forests. Phenology: vegetative only. 

Ronald L. Hartman, 68116.  7/11/2000. 		RM 759882
_________________________________________________________________________

1111.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Park Range: Rainbow Lake Trail, ca 17 air mi WSW of Walden.  Elev. 8800-8900 ft.
T8N R82W S22 W1/2.  40.6479 N, 106.5858 W.  
Trail through spruce forest. Phenology: vegetative only. 

Ronald L. Hartman, 69392.  8/7/2000. 		RM 759881
_________________________________________________________________________

1112.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: North Park: east side of Walden Reservoir, just W of Walden.  Elev. 8200 ft.
T9N R79W S19; also S20.  40.734 N, 106.3074 W.  
Roadside to shore. Phenology: vegetative only. 

Ronald L. Hartman, 69529.  8/7/2000. 		RM 759880
_________________________________________________________________________

1113.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Park Range: Newcomb Park Trail, 0.5-2.5 trail mi W of trail head (to granitic domes and Newcomb Creek angling NW), ca 20-21 air mi SW of Walden.  Elev. 8800-8900 ft.
T7N R82W S7; also S8.  40.5899 N, 106.6426 W.  
Meadows and woodland, pond edges. Phenology: vegetative only. 

Ronald L. Hartman, 70020.  8/17/2000. 		RM 759879
_________________________________________________________________________

1114.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: Forest Road 895 at private land and W to North Platte River, then  Elev. 7800-8500 ft.
T11N R80W S1; NE 15 air mi, ca 6-7 air mi N of Cowdrey Also SE1/4 S2 and T12N R79W SW1/4 S31.  40.9518 N, 106.3265 W.  
Limber pine and Douglas fir in rock outcrops above, sagebrush slopes, grassy flood plain of river. Phenology: vegetative only. 

Ronald L. Hartman, 70416.  9/9/2000. 		RM 759878
_________________________________________________________________________

1115.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: at the junction of Bedrock and Tennessee creeks, along Beeler Gulch and vicinity, ca 35.5 air mi NNW of Steamboat Springs.  Elev. 7320-7420 ft.
T12N R86W S27 W1/4.  40.967 N, 107.0245 W; uncertainty 1 mi..  
Along the stream. Phenology: vegetative only. 

B. E. Nelson, 53361.  6/27/2001. 		RM 764352
_________________________________________________________________________

1116.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: North-central Colorado: Elkhead Mountains: Sawmill Creek Campground, ca 3 air mi SE of Black Mountain, ca 20.5 air mi NE of Craig.  Elev. 9600-9690 ft.
T9N R89W S12 NW1/4 of NW1/4.  40.7515 N, 107.3272 W; uncertainty 0.25 mi..  
Along small streams and in aspen groves. Phenology: vegetative only. 

B. E. Nelson, 53448.  6/27/2001. 		RM 764351
_________________________________________________________________________

1117.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along County Road 179, ca 7 air mi N of Oak Creek; ca 10.5 air mi SW of Steamboat Springs.  Elev. 7040-7080 ft.
T5N R85W S29 NW1/4 of NW1/4; also SW1/4 of SW1/4 S20.  40.3636 N, 106.9489 W; uncertainty 0.5 mi..  
Moist aspen woods on roadside. Phenology: vegetative only. 

B. E. Nelson, 53548.  6/28/2001. 		RM 764350
_________________________________________________________________________

1118.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Rabbit Ears Range: ca 1 1/4 air mi S of Slack-Weiss Reservoir and ca 2 air mi WNW of the north end of Arapaho Ridge, ca 21.5 air mi S of Walden.  Elev. 9120-9220 ft.
T5N R80W S10 NW1/4.  40.4163 N, 106.3604 W; uncertainty 0.5 mi..  
Aspen groves. Phenology: vegetative only. 

B. E. Nelson, 54201.  7/17/2001. 		RM 764311
_________________________________________________________________________

1119.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: Walton Peak and vicinity, ca 4-5 air mi SW of Rabbit Ears Pass, ca 12 air mi SE of Steamboat Springs.  Elev. 9920-10559 ft.
T5N R83W S34 N1/4; also SW1/4 S26 and SE1/4 S27.  40.3482 N, 106.7004 W; uncertainty 2 mi..  
Stony ridge on volcanic substrate. Phenology: vegetative only. 

B. E. Nelson, 54498.  7/24/2001. 		RM 764310
_________________________________________________________________________

1120.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: Sarvis (Sarvice) Creek Wilderness: along Silver Creek, ca 1.5 air mi S of Gore Mountain, ca 13.5-15 air mi ENE of Yampa.  Elev. 9320-9720 ft.
T3N R83W S26; also S25.  40.2011 N, 106.6674 W; uncertainty 2 mi..  
Edge of boulder field in mixed conifer forest. Phenology: vegetative only. 

B. E. Nelson, 54632.  7/25/2001. 		RM 764309
_________________________________________________________________________

1121.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: Hinman Lake and vicinity to Hinman Creek, ca 1.5 air mi N of the Elk River, ca 6.5 air mi NE of Clark; ca 20 air mi N of Steamboat Springs.  Elev. 8195-8200 ft.
T9N R84W S5 NE1/4; also W1/2 S4.  40.7658 N, 106.8354 W; uncertainty 1 mi..  
Aspen woodlands. Phenology: vegetative only. 

B. E. Nelson, 54827.  7/30/2001. 		RM 764308
_________________________________________________________________________

1122.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along Middle Fork Little Snake River just N of Crane Park, ca 6.5 air mi NNE of Columbine; ca 32 air mi N of Steamboat Springs.  Elev. 8260-8280 ft.
T11N R85W S4 NE1/4.  40.9382 N, 106.9299 W; uncertainty 0.5 mi..  
Open mixed conifer forest above the river. Phenology: vegetative only. 

B. E. Nelson, 54941.  7/31/2001. 		RM 764307
_________________________________________________________________________

1123.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along Trail 1204 along Middle Fork Little Snake River between Big Red Park and the Continental Divide, ca 29.5 air mi N of Steamboat Springs.  Elev. 8800-9120 ft.
T11N R84W S18 N1/2.  40.9095 N, 106.8543 W; uncertainty 1 mi..  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 55038.  8/1/2001. 		RM 764306
_________________________________________________________________________

1124.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: northern part of Green Ridge on Forest Road 285, ca 7-7.5 air mi SE of Oak Creek; ca 4.5 air mi NE of Yampa.  Elev. 9160-9440 ft.
T3N R84W S30.  40.2011 N, 106.8588 W; uncertainty 1 mi..  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 55207.  8/6/2001. 		RM 764305
_________________________________________________________________________

1125.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: on the east side of Green Ridge just N of Muddy Slide (The Slide), ca 6-6.5 air mi E of Yampa; ca 9.5-10 air mi SE of Phippsburg.  Elev. 9440-10280 ft.
T2N R84W S11 SW1/4; also SE1/4 S10 and NE1/4 S15.  40.157 N, 106.7822 W; uncertainty 2 mi..  
Aspen forest on Mancos shale. Phenology: vegetative only. 

B. E. Nelson, 55252.  8/7/2001. 		RM 764304
_________________________________________________________________________

1126.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along old logging road S and E above Rock Creek, ca 1.5-2.5 air mi ENE of Long Park, ca 15-16 air mi SE of Yampa.  Elev. 8800-8900 ft.
T1N R83W S13 S1/2.  40.0538 N, 106.6483 W; uncertainty 1 mi..  
Roadside and adjacent lodgpole pine forest. Phenology: vegetative only. 

B. E. Nelson, 55382.  8/8/2001. 		RM 764303
_________________________________________________________________________

1127.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: North-central Colorado: Park Range: along old logging road between Jolley and Horse creeks, ca 4 air mi WSW of Gore Pass, ca 12.5 air mi W of Kremmling.  Elev. 8800-9050 ft.
T1N R82W S18 SW1/4.  40.0538 N, 106.6291 W; uncertainty 0.5 mi..  
Along old logging road and adjacent mixed conifer forest. Phenology: vegetative only. 

B. E. Nelson, 55522.  8/8/2001. 		RM 764302
_________________________________________________________________________

1128.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: along South Fork Slater Creek, ca 1 1/4-1 3/4 air mi N of Lost Park, ca 22-22.5 air mi N of Hayden.  Elev. 8240-8700 ft.
T10N R88W S20.  40.8089 N, 107.2894 W; uncertainty 1 mi..  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 55622.  8/13/2001. 		RM 764301
_________________________________________________________________________

1129.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: North-central Colorado: Elkhead Mountains: at the end of Forest Road 133, ca 3 air mi NE of Black Mountain, ca 2.5 air mi SE of Buck Point, ca 23.5 air mi NNE of Craig.  Elev. 9240-9680 ft.
T10N R89W S24.  40.8089 N, 107.3272 W; uncertainty 1 mi..  
Open aspen grove in spruce-fir forest. Phenology: vegetative only. 

B. E. Nelson, 55667.  8/13/2001. 		RM 764300
_________________________________________________________________________

1130.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Rabbit Ears Range: along the Continental Divide ca 0.5-1 air mi NW of Chimney Rock, ca 8 air mi ESE of Muddy Pass; ca 27.5 air mi SSW of Walden.  Elev. 9480-9800 ft.
T5N R81W S36.  40.3583 N, 106.4362 W; uncertainty 1 mi..  
Open area in aspen forest. Phenology: vegetative only. 

B. E. Nelson, 55988.  8/20/2001. 		RM 764247
_________________________________________________________________________

1131.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along Forest Road 443 and Trail 1164 between Three Island Creek and South Fork Elk River, ca 19.5 air mi NNE of Steamboat Springs.  Elev. 8400-9000 ft.
T9N R83W S16 W1/2; also N1/4 S21.  40.7487 N, 106.7241 W; uncertainty 2 mi..  
Along the trail and in adjacent moist, open spruce-fir-aspen forest. Phenology: vegetative only. 

B. E. Nelson, 56112.  8/21/2001. 		RM 764246
_________________________________________________________________________

1132.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along Forest Road 441 to Floyd Peak above Reed Creek, ca 5-6 air mi E of Clark; ca 15 air mi N of Steamboat Springs.  Elev. 8900-9200 ft.
T9N R84W S33.  40.694 N, 106.8164 W; uncertainty 1 mi..  
Mixed conifer-aspen forest. Phenology: vegetative only. 

B. E. Nelson, 56194.  8/22/2001. 		RM 764245
_________________________________________________________________________

1133.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along County Road 64 A or Forest Road 440, ca 1 air mi S of Hinman Park and Elk River, ca 5 air mi NE of Clark; ca 17.5 air mi N of Steamboat Springs.  Elev. 7760-7840 ft.
T9N R84W S17 W1/2.  40.7371 N, 106.8354 W; uncertainty 0.5 mi..  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 56293.  8/28/2001. 		RM 764244
_________________________________________________________________________

1134.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: North-central Colorado: Park Range: along Forest Spur Road 471.1 from Forest Road 471 to upper Long Draw, NE of Mount Candy, ca 2.5 air mi SE of Clark; ca 13.5 air mi N of Steamboat Springs.  Elev. 8520-8760 ft.
T8N R85W S2 S1/2.  40.6796 N, 106.8921 W; uncertainty 1 mi..  
Willow thickets, meadows, and aspen grove in the bottom of the draw. Phenology: vegetative only. 

B. E. Nelson, 56390.  8/28/2001. 		RM 764243
_________________________________________________________________________

1135.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Never Summer Mountains: Never Summer Wilderness: between end of 4-wheel drive trail and start of wilderness or 1-2 air mi ESE of start of jeep trail.  Elev. 9750 ft.
T5N R76W S6 N1/4.  40 26' 28.7" N, ; uncertainty 2 mi..  
Coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 71834.  7/10/2001. 		RM 764242
_________________________________________________________________________

1136.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Owl Mountain near junction of Forest roads 771 and 792.  Elev. 8900 ft.
T7N R78W S35 NW1/4.  40.5322 N, 106.1142 W; uncertainty 0.5 mi..  
Lodgepole pine. Phenology: vegetative only. 

Ronald L. Hartman, 72015.  7/13/2001. 		RM 764241
_________________________________________________________________________

1137.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: from 3/4 mi E to N35.9775 W106.4870 in Rito de los Indios drainage, ca 3/4 air mi N of north summit of Cerros de Trasquilar, ca 12.5 air mi NW of Los Alamos.  Elev. 8750-9000 ft.
35.9775 N, 106.487 W; GPS Reading.  
Young ponderosa pine forest with scattered Douglas fir, southwestern white pine, white fir, and aspen. Phenology: vegetative only. 

B. E. Nelson, 59689.  8/5/2003. 		RM 770322	Barcode: RM0069693
_________________________________________________________________________

1138.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: Forest Road 204, 0.7 road mi SE of Forest Service boundary, ca 1 air mi from Kings Canyon.  Elev. 8511 ft.
T11N R79W S13.  40.9229 N, 106.2098 W; uncertainty 1 mi..  
Phenology: vegetative only. 

Ronald L. Hartman, 73416.  8/3/2001. 		RM 764240
_________________________________________________________________________

1139.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: Colorado State Forest State Park: along County Road 8A.  Elev. 8600 ft.
T10N R78W S9 SW1/4.  40.8503 N, 106.1527 W; uncertainty 0.5 mi..  
Aspen grove and stream bottom. Phenology: vegetative only. 

Ronald L. Hartman, 73464.  8/4/2001. 		RM 764239
_________________________________________________________________________

1140.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: Forest Road 889, 2.1 road mi S of Colo Hwy 127, at intersection with Forest Road 889.1A.  Elev. 8900 ft.
T12N R79W S36 N1/4.  40.8794 N, 106.2098 W; uncertainty 1 mi..  
Lodgepole pine forest. Phenology: vegetative only. 

Ronald L. Hartman, 73603.  8/6/2001. 		RM 764238
_________________________________________________________________________

1141.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: County Road 8A, 1 mi from County Road 8, then SE on hogback to gap.  Elev. 8400-8600 ft.
T10N R78W S16 S1/8; also N1/2 S21.  40.8358 N, 106.1527 W; uncertainty 1 mi..  
Sagebrush and sandstone outcrops with ponderosa and limber pine. Phenology: vegetative only. 

Ronald L. Hartman, 73711.  8/6/2001. 		RM 764237
_________________________________________________________________________

1142.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: from tributary of Rito de los Indios NW to summit of ridge, ca 1 1/2-1 3/4 air mi N of north summit of Cerros de Trasquilar, ca 13 air mi NW of Los Alamos.  Elev. 9100-9740 ft.
35.9921 N, 106.502 W; GPS Reading.  
Ponderosa pine/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 59769.  8/5/2003. 		RM 770337	Barcode: RM0069701
_________________________________________________________________________

1143.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: ridge between Valle Grande and Valle Jaramillo, ca 1 3/4-2 1/2 air mi NE of Redondo Peak, ca 12 air mi W of Los Alamos.  Elev. 9600-9990 ft.
35.8899 N, 106.5287 W; GPS Reading.  
Mixed conifer forest with aspen. Phenology: vegetative only. 

B. E. Nelson, 59984.  8/7/2003. 		RM 770336	Barcode: RM0069680
_________________________________________________________________________

1144.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: ridge S and E of Valle Jaramillo, ca 1 air mi NW of Cerro Pinyon, ca 12 air mi W of Los Alamos.  Elev. 9400 ft.
35.8993 N, 106.5124 W; GPS Reading.  
Clearcut Douglas fir forest with mostly blue spruce/white fir regeneration. Phenology: vegetative only. 

B. E. Nelson, 60012.  8/10/2003. 		RM 770335	Barcode: RM0069681
_________________________________________________________________________

1145.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: along K Road at the northeast base of San Antonio Mountain from N35.9449 W106.5925 to N35.9437 W106.5989, ca 17 air mi W of Los Alamos.  Elev. 8900-9100 ft.
35.9449 N, 106.5925 W to 35.9437 N, 106.5989 W; GPS Reading.  
Roadsides, roadcuts, and adjacent ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 60058.  8/11/2003. 		RM 770334	Barcode: RM0069682
_________________________________________________________________________

1146.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: along the northeast and north side of San Antonio Mountain to the west boundary, ca 17-18 air mi WNW of Los Alamos.  Elev. 9000-9350 ft.
35.9437 N, 106.5989 W to 35.9463 N, 106.6204 W; GPS Reading.  
Mixed conifer forest on the slopes. Phenology: vegetative only. 

B. E. Nelson, 60140.  8/11/2003. 		RM 770333	Barcode: RM0069683
_________________________________________________________________________

1147.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: E of Cygnet Pond and S of U.S. Hwy 89/287, ca 1 air mi E of Colter Bay Village; ca 30 air mi N of Jackson.  Elev. 6820-6880 ft.
T46N R115W S35 SE1/4; also SW1/4 S36 and T45N R115W NE1/4 S2.  43.9047 N, 110.622 W; GPS Reading.  
Open, mixed conifer forest with scattered aspen on an isolated hill. Phenology: vegetative only. 

B. E. Nelson, 68064.  6/2/2006. 		RM 836819	Barcode: RM0015779
     with David Scott
_________________________________________________________________________

1148.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: N of Oxbow Bend, ca 1.5 air mi E of Jackson Lake Junction; ca 29.5 air mi NNW of Jackson.  Elev. 6720-7000 ft.
T45N R114W S16 N1/2.  43.868 N, 110.5489 W; GPS Reading.  
Sagebrush slopes with aspen groves and mountain shrub thickets. Phenology: vegetative only. 

B. E. Nelson, 68159.  6/2/2006. 		RM 836818	Barcode: RM0015778
     with David Scott
_________________________________________________________________________

1149.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: on Two Ocean Road between Two Ocean and Emma Matilda lakes, ca 4 air mi N of Moran; ca 32 air mi NNE of Jackson.  Elev. 6920-7080 ft.
T45N R114W S2 SE1/4.  43.8923 N, 110.5005 W; GPS Reading.  
Aspen groves. Phenology: vegetative only. 

B. E. Nelson, 68189.  6/2/2006. 		RM 836817	Barcode: RM0015777
     with David Scott
_________________________________________________________________________

1150.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: road parallel to the west side of the Snake River, ca 3 air mi S of Signal Mountian, ca 25 air mi NNE of Jackson.  Elev. 6758-6820 ft.
T44N R114W S6 N1/4.  43.8121 N, 110.5765 W; GPS Reading.  
Cobblestone slopes of a pothole in sagebrush-grassland. Phenology: vegetative only. 

B. E. Nelson, 68291.  6/5/2006. 		RM 836816	Barcode: RM0015776
_________________________________________________________________________

1151.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: on the east side of Cerros del Abrigo along the Abrigo Trail for 0.3 mi on either side of N35.9278 W106.4696, ca 10 air mi WNW of Los Alamos.  Elev. 9500 ft.
35.9278 N, 106.4696 W; GPS Reading.  
Along old logging road, roadcut, and adjacent southwestern white pine/white fir/Douglas fir forest. Phenology: vegetative only. 

B. E. Nelson, 60279.  8/13/2003. 		RM 770332	Barcode: RM0069684
_________________________________________________________________________

1152.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: flood plain and bluff between the Snake River and The Potholes, ca 5.5 air mi SW of Moran; ca 23.5 air mi NNE of Jackson.  Elev. 6700-6800 ft.
T44N R115W S12 SE1/4.  43.7907 N, 110.5899 W; GPS Reading.  
Cobblestone slopes of bluffs. Phenology: vegetative only. 

B. E. Nelson, 68335.  6/5/2006. 		RM 836815	Barcode: RM0015775
_________________________________________________________________________

1153.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: along the Snake River on the point E of Deadmans Bar, ca 7.5 air mi SW of Moran; ca 21 air mi NNE of Jackson.  Elev. 6640-6740 ft.
T44N R115W S23 SE1/4.  43.7602 N, 110.6116 W; GPS Reading.  
Bench on the lee edge of the bluff with lodgepole pine grove and sagebrush. Phenology: vegetative only. 

B. E. Nelson, 68385.  6/5/2006. 		RM 836814	Barcode: RM0015774
_________________________________________________________________________

1154.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole; west shore and adjacent slope of Spalding Bay on Jackson Lake, ca 8.5 air mi W of Moran; ca 24.5 mi N of Jackson.  Elev. 6760-6940 ft.
T45N R115W S33 NW1/4.  43.7608 N, 110.5537 W; GPS Reading.  
18 year old burn with lodgepole pine regeneration and unburned areas. Phenology: vegetative only. 

B. E. Nelson, 68437.  6/7/2006. 		RM 836813	Barcode: RM0015773
     with David Scott, Nancy Bockino
_________________________________________________________________________

1155.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: the old Bar BC Ranch and vicinity on the west side of the Snake River, ca 3 air mi NNE of Moose; ca 15.5 air mi N of Jackson.  Elev. 6520-6570 ft.
T43N R115W S18 N1/2.  43.6954 N, 110.695 W; GPS Reading.  
Among old log ranch buildings within grove of aspen, cottonwood, and willows and on sagebrush flats. Phenology: vegetative only. 

B. E. Nelson, 68467.  6/7/2006. 		RM 836812	Barcode: RM0015772
     with David Scott, Nancy Bockino
_________________________________________________________________________

1156.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Mount Leidy Highlands: on Forest Road 30310 above the Triangle X Ranch, ca 6 air mi SW of Moran; ca 22.5 air mi NE of Jackson.  Elev. 7020-7180 ft.
T44N R114W S20 E1/2.  43.7608 N, 110.5536 W; GPS Reading.  
Young lodgepole pine forest. Phenology: vegetative only. 

B. E. Nelson, 68495.  6/7/2006. 		RM 836811	Barcode: RM0015771
     with David Scott, Nancy Bockino
_________________________________________________________________________

1157.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: Apex Trail at the east base of Teewinot Mountain above Lupine Meadows, ca 6 air mi NNW of Moose; ca 18 air mi N of Jackson.  Elev. 7000-8000 ft.
T44N R116W S34 NE1/4.  43.7393 N, 110.7533 W; GPS Reading.  
Brushy slopes. Phenology: vegetative only. 

B. E. Nelson, 68523.  6/9/2006. 		RM 836810	Barcode: RM0015770
     with David Scott, Nancy Bockino
_________________________________________________________________________

1158.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: lower Death Canyon NW of Phelps Lake along the Death Canyon Trail, ca 5.5-6 air mi W of Moose; ca 13-14 air mi NNW of Jackson.  Elev. 7600-8040 ft.
T43N R117W S25.  43.6641 N, 110.831 W to 43.6581 N, 110.8195 W; GPS Reading.  
Open areas in the basin. Phenology: vegetative only. 

B. E. Nelson, 68626.  6/10/2006. 		RM 836809	Barcode: RM0015769
_________________________________________________________________________

1159.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Jackson Hole: along Pacific Creek below Pacific Creek Campground, ca 7.5 air mi NNE of Moran; ca 36 air mi NE of Jackson.  Elev. 7000 ft.
T46N R113W S20.  43.9345 N, 110.4468 W; GPS Reading.  
Moist meadow with cottonwoods at the base of the bluff. Phenology: vegetative only. 

B. E. Nelson, 68697.  6/12/2006. 		RM 836808	Barcode: RM0015768
_________________________________________________________________________

1160.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: along Pacific Creek Road, ca 1/4 mi W of Pacific Creek, ca 7 air mi NNE of Moran; ca 33.5 air mi NE of Jackson.  Elev. 6920-6980 ft.
T46N R113W S31 SW1/4.  43.9054 N, 110.4762 W; GPS Reading.  
Sagebrush-forb flats. Phenology: vegetative only. 

B. E. Nelson, 68767.  6/12/2006. 		RM 836807	Barcode: RM0015767
_________________________________________________________________________

1161.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: along Pacific Creek Road, ca 3/4 mi W of Pacific Creek, ca 4 air mi NE of Moran; ca 32.5 air mi NE of Jackson.  Elev. 6980-7080 ft.
T45N R113W S6 SW1/4.  43.89 N, 110.475 W; GPS Reading.  
Steep tall forb slopes. Phenology: vegetative only. 

B. E. Nelson, 68809.  6/12/2006. 		RM 836806	Barcode: RM0015766
_________________________________________________________________________

1162.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: summit of Cerros del Abrigo, ca 10.5 air mi WNW of Los Alamos.  Elev. 10250-10332 ft.
35.9311 N, 106.4774 W; GPS Reading.  
Aspen woods/Thurber fescue. Phenology: vegetative only. 

B. E. Nelson, 60335.  8/13/2003. 		RM 770331	Barcode: RM0069685
_________________________________________________________________________

1163.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: west shore of Jackson Lake, ca 12.5 air mi NW of Moran; ca 20 air mi N of Moose.  Elev. 6800 ft.
T46N R115W S19 N1/2.  43.9446 N, 110.7028 W; GPS Reading.  
Riparian community near stream inlet to lake. Phenology: vegetative only. 

David Scott, 1005.  6/25/2006. 		RM 836825	Barcode: RM0015785
     with Nancy Bockino
_________________________________________________________________________

1164.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: north slope of Cerros del Abrigo above the Abrigo Trail for ca 0.2 mi on either side of N35.9353 W106.4788, ca 10.5 air mi WNW of Los Alamos.  Elev. 9700-10200 ft.
35.9353 N, 106.4788 W; GPS Reading.  
Northerly-facing slope with corkbark fir, white fir, Douglas fir, Engelmann spruce, and aspen. Phenology: vegetative only. 

B. E. Nelson, 60365.  8/13/2003. 		RM 770330	Barcode: RM0069686
_________________________________________________________________________

1165.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: Blacktail Butte, ca 12 air mi NNW of Jackson; ca 1 air mi SE of Moose.  Elev. 2038 m.
T43N R115W S31 NE1/4.  43.6519 N, 110.6931 W; GPS Reading.  524749E, 483325N; NAD 27, GPS Reading.  
Open Douglas fir stand among limestone crags with ephemeral stream nearby. Phenology: vegetative only. 

David Scott, 122.  6/5/2006. 		RM 836833	Barcode: RM0015793
     with Nancy Bockino
_________________________________________________________________________

1166.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: mouth of Waterfalls Canyon, ca 12 air mi NW of Moran; ca 17.5 air mi N of Moose.  Elev. 6816 ft.
T46N R115W S31.  43.9083 N, 110.7121 W; GPS Reading.  
Riparian vegetation with Alnus sp., Salix spp., and Picea sp. Phenology: vegetative only. 

David Scott, 1266.  7/1/2006. 		RM 836824	Barcode: RM0015784
     with Nancy Bockino
_________________________________________________________________________

1167.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: along H Road ca 1/4-1/3 mi S of Rio Arriba County, ca 1 3/4 air mi N of San Antonio Creek in Valle San Antonio, ca 16.5 air mi NW of Los Alamos.  Elev. 9800 ft.
35.9968 N, 106.5613 W; GPS Reading.  
Along old logging road and adjacent white fir/blue spruce/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 60393.  8/15/2003. 		RM 770329	Barcode: RM0069687
_________________________________________________________________________

1168.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: east slope of Teewinot Mountain, ca 15 air mi SW of Moran; ca 7 air mi NNW of Moose.  Elev. 8980 ft.
T44N R116W S27 SW1/4.  43.7448 N, 110.7641 W; GPS Reading.  
Mountain stream flanked by Salix spp. and forb community. Phenology: vegetative only. 

David Scott, 1473.  7/7/2006. 		RM 836823	Barcode: RM0015783
_________________________________________________________________________

1169.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: near Moran Bay, ca 13 air mi W of Moran; ca 14.5 air mi NNW of Moose.  Elev. 6824 ft.
T45N R116W S14 SW1/4.  43.8598 N, 110.7535 W; GPS Reading.  
Avalanche path with small stream. Phenology: vegetative only. 

David Scott, 1858.  7/16/2006. 		RM 836822	Barcode: RM0015782
     with Nancy Bockino
_________________________________________________________________________

1170.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: ca 0.5 mi along a small drainage E of H Road, ca 1.3 mi W of Cerro de la Garita, ca 16 air mi NW of Los Alamos.  Elev. 9500-9950 ft.
35.9943 N, 106.5521 W; GPS Reading.  
Along small stream channel, marshes, and meadows. Phenology: vegetative only. 

B. E. Nelson, 60471.  8/15/2003. 		RM 770321	Barcode: RM0069694
_________________________________________________________________________

1171.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: near Two Ocean Lake, ca 6 air mi N of Moran; ca 21.5 air mi NE of Moose.  Elev. 7200 ft.
T46N R114W S26 NE1/4.  43.9213 N, 110.5017 W; GPS Reading.  
Pinus contorta and Picea engelmannii forest with small openings. Phenology: vegetative only. 

David Scott, 2327.  7/26/2006. 		RM 836821	Barcode: RM0015781
     with Amanda Richardson
_________________________________________________________________________

1172.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Valles Caldera National Preserve: Jemez Mountains: west slope of Cerro la Garita ca 1/3 mi E of H Road, ca 15.5 air mi NW of Los Alamos.  Elev. 10050-10150 ft.
36.0024 N, 106.5432 W; GPS Reading.  
Engelmann spruce/corkbark fir/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 60493.  8/15/2003. 		RM 770320	Barcode: RM0069695
_________________________________________________________________________

1173.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: in Webb Canyon, ca 16 air mi NW of Moran; ca 23 air mi N of Moose.  Elev. 7360 ft.
T47N R116W S2 SE1/4.  43.9773 N, 110.7393 W; GPS Reading.  
Exposed, rocky slabs with Pseudotsuga menziesii on ledges. Phenology: vegetative only. 

David Scott, 3213.  8/18/2006. 		RM 836820	Barcode: RM0015780
     with Tacheeni Scott
_________________________________________________________________________

1174.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: mouth of Open Canyon, ca 5.5 air mi W of Moose; ca 12 air mi NNW of Jackson.  Elev. 7934 ft.
T43N R116W S31 SW1/4.  43.6441 N, 110.8215 W; GPS Reading.  
Pseudotsuga menziesii/Abies lasiocarpa forest with shrub component on steep slope. Phenology: vegetative only. 

David Scott, 344.  6/10/2006. 		RM 836832	Barcode: RM0015792
     with Nancy Bockino
_________________________________________________________________________

1175.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Jackson Hole: Buffalo Valley, ca 3.5 air mi E of Moran; ca 18.5 air mi NE of Moose.  Elev. 6865 ft.
T45N R113W S29 NE1/4.  43.8389 N, 110.4433 W; GPS Reading.  
Populus tremuloides forest and adjacent meadows. Phenology: vegetative only. 

David Scott, 396.  6/12/2006. 		RM 836831	Barcode: RM0015791
     with Nancy Bockino
_________________________________________________________________________

1176.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: Sheffield Creek near Flagg Ranch, ca 43.5 air mi N of Jackson; ca 2 air mi E of Flagg Ranch.  Elev. 8160 ft.
T45N R115W S26 NW1/4.  44.0969 N, 110.6408 W; GPS Reading.  
Lodgepole pine forest. Phenology: vegetative only. 

David Scott, 605.  6/14/2006. 		RM 836830	Barcode: RM0015790
     with B. E. Nelson
_________________________________________________________________________

1177.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: Wolff Ridge near Spread Creek, ca 4 air mi SSW of Moran; ca 13 air mi NE of Moose.  Elev. 6860 ft.
T44N R114W S9 NE1/4.  43.7913 N, 110.5244 W; uncertainty 0.25 mi..  
Burned aspen forest with scattered Douglas fir. Phenology: vegetative only. 

David Scott, 649.  6/15/2006. 		RM 836829	Barcode: RM0015789
     with B. E. Nelson
_________________________________________________________________________

1178.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: near Gros Ventre Junction, ca 4 air mi S of Moose; ca 9 air mi NNE of Jackson.  Elev. 6540 ft.
T42N R115W S19 NW1/4.  43.5958 N, 110.6992 W; GPS Reading.  
Riverine community adjacent to river. Phenology: vegetative only. 

David Scott, 781.  6/19/2006. 		RM 836828	Barcode: RM0015788
_________________________________________________________________________

1179.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: near Cascade Canyon, ca 9.5 air mi NW of Moose; ca 17 air mi SSW of Moran.  Elev. 8285 ft.
T44N R116W S19 NW1/4.  43.7696 N, 110.8175 W; GPS Reading.  
Pseudotsuga menziesii and Picea engelmannii forest with talus slopes. Phenology: vegetative only. 

David Scott, 807.  6/20/2006. 		RM 836827	Barcode: RM0015787
_________________________________________________________________________

1180.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: Granite Canyon near stream, ca 11 air mi NW of Jackson; ca 9 air mi WSW of Moose.  Elev. 2338 m.
T42N R117W S10 South 1/2.  43.6143 N, 110.8614 W; GPS Reading.  511185E, 4829046N; NAD 27, GPS Reading.  
Avalanche path with subalpine fir, aspen, deciduous shrubs and small herbaceous openings. Phenology: vegetative only. 

David Scott, 84.  6/5/2006. 		RM 836834	Barcode: RM0015794
     with Nancy Bockino
_________________________________________________________________________

1181.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: on southeast slope of Mt. Woodring, ca 10.5 air mi NNW of Moose; ca 14.5 air mi WSW of Moran.  Elev. 9189 ft.
T44N R116W S9 NW1/4.  43.7986 N, 110.7841 W; GPS Reading.  
Pinus albicaulis forest with Abies lasiocarpa krummholtz in understory. Phenology: vegetative only. 

David Scott, 878.  6/22/2006. 		RM 836826	Barcode: RM0015786
_________________________________________________________________________

1182.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: east slope of Ranger Peak, ca 12.5 air mi WNW of Moran; ca 18 air mi N of Moose.  Elev. 7200 ft.
T46N R115W S30 SW1/4.  43.9208 N, 110.714 W; GPS Reading.  
Dry, rocky stream bed and herbaceous meadow slope. Phenology: vegetative only. 

Ronald L. Hartman, 82230.  6/17/2006. 		RM 836805	Barcode: RM0015765
     with David Scott
_________________________________________________________________________

1183.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: Sheffield Creek Trail.  Elev. 6900-8120 ft.
T48N R115W S27; also S28.  44.0932 N, 110.6631 W to 44.0975 N, 110.6399 W; uncertainty 0.25 mi..  
Burned area, lodgepole pine. Phenology: vegetative only. 

Ronald L. Hartman, 82276.  6/19/2006. 		RM 836804	Barcode: RM0015764
_________________________________________________________________________

1184.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: near Colter Canyon, ca 13.5 air mi NW of Moran.  Elev. 7189 ft.
T46N R115W S18 SE1/4.  43.9519 N, 110.7058 W; GPS Reading.  
Pseudotsuga menziesii and Picea engelmannii regeneration with minor shrub and herbaceous components. Phenology: vegetative only. 

Ronald L. Hartman, 82745.  6/27/2006. 		RM 836803	Barcode: RM0015763
     with David Scott
_________________________________________________________________________

1185.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: gravel road N of U.S. Hwy 89/191/287, ca 0.5 road mi SE of Colter Bay turn; just S of Forest Service land.  Elev. 6880 ft.
T46N R115W S25.  43.9158 N, 110.6196 W; uncertainty 0.25 mi..  
Lodgepole pine woodland with meadows. Phenology: vegetative only. 

Ronald L. Hartman, 82847.  6/26/2006. 		RM 836802	Barcode: RM0015762
_________________________________________________________________________

1186.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: trip from 7 roads to "Redondito peak" and down the La Jara Creek to headquarters: Redondo road at intersection with La Jara Creek to saddle between Redondo and "Redondito" peaks, up SW side of Redondito to near summit.  Elev. 10340-10875 ft.
35 52.851' N, 106 32.915' W to 35 53.131' N, 106 32.984' W; GPS Reading.  
Spruce-fir through intermittent drainage up felsenmeer to rocky north exposure, summit a spruce-fir forest; wooded areas. Phenology: vegetative only. 

Ronald L. Hartman, 78035.  7/18/2003. 		RM 770319	Barcode: RM0069696
_________________________________________________________________________

1187.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: in Stewart Draw, ca 4 air mi WNW of Moose; ca 13.5 air mi N of Jackson.  Elev. 8300 ft.
T43N R116W S20 SE1/4.  43.6755 N, 110.7902 W; GPS Reading.  
Montane slope. Phenology: vegetative only. 

David Scott, 3404.  6/12/2007. 		RM 839841	Barcode: RM0020723
     with Nancy Bockino
_________________________________________________________________________

1188.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near Arizona Lake, ca 10 air mi NW of Moran; ca 21 air mi NNE of Moose.  Elev. 6990 ft.
T46N R115W S13 NW1/4.  43.954 N, 110.6144 W; uncertainty 0.25 mi..  
Pinus contorta and Populus tremuloides forest with interspersed meadows. Phenology: vegetative only. 

David Scott, 3428.  6/14/2007. 		RM 839840	Barcode: RM0020724
     with Tacheeni Scott
_________________________________________________________________________

1189.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near Whetstone Mountain, ca 10 air mi NNW of Moran; ca 21 air mi NE of Moose.  Elev. 7760 ft.
T46N R113W S4 SE1/4.  43.9674 N, 110.4182 W; uncertainty 0.25 mi..  
Montane meadow and slope. Phenology: vegetative only. 

David Scott, 3483.  6/15/2007. 		RM 839839	Barcode: RM0020703
     with Tacheeni Scott
_________________________________________________________________________

1190.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: near Steamboat Mountain, ca 17 air mi NW of Moran; ca 26.5 air mi N of Moose.  Elev. 7360 ft.
T47N R115W S18 NE1/4.  44.0433 N, 110.6942 W; uncertainty 0.25 mi..  
Damp meadow surrounded by mixed conifer forest. Phenology: vegetative only. 

David Scott, 3555.  6/17/2007. 		RM 839838	Barcode: RM0020704
     with Tacheeni Scott
_________________________________________________________________________

1191.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: near Pilgrim Creek, ca 7 air mi NW of Moran; ca 20.5 air mi NE of Moose.  Elev. 7200 ft.
T46N R114W S28 NW1/4.  43.9286 N, 110.5541 W; GPS Reading.  
Steep slope with montane shrubs. Phenology: vegetative only. 

David Scott, 3694.  6/20/2007. 		RM 839837	Barcode: RM0020705
     with Tacheeni Scott
_________________________________________________________________________

1192.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near Gravel Creek, ca 13 air mi NE of Moran; ca 29.5 air mi NE of Moose.  Elev. 7560 ft.
T47N R113W S36 NW1/4.  43.9996 N, 110.3721 W; GPS Reading.  
Montane meadow adjacent to pond and with scattered Pinus contorta. Phenology: vegetative only. 

David Scott, 3771.  6/22/2007. 		RM 839836	Barcode: RM0020706
     with Tacheeni Scott
_________________________________________________________________________

1193.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near East Fork Pilgrim Creek, ca 8.5 air mi Nof Moran; ca 22.5 air mi NNE of Moose.  Elev. 8000 ft.
T46N R114W S16 NE1/4.  43.9583 N, 110.5384 W; GPS Reading.  
Montane meadow with Balsamorhiza sagittata, Carex geyeri, and Melica spectabilis. Phenology: vegetative only. 

David Scott, 3848.  6/24/2007. 		RM 839835	Barcode: RM0020707
     with Tacheeni Scott
_________________________________________________________________________

1194.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: on Dave Adams Hill, ca 20 air mi NW of Moran; ca 27 air mi N of Moose.  Elev. 7880 ft.
T47N R116W S16 NE1/4.  44.0397 N, 110.7782 W; GPS Reading.  
Open Pseudotsuga menziesii and Pinus contorta woodland with Balsamorhiza sagittata and Carex geyeri in the understory. Phenology: vegetative only. 

David Scott, 3932.  6/26/2007. 		RM 839834	Barcode: RM0020708
     with Tacheeni Scott
_________________________________________________________________________

1195.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near Pilgrim Creek, ca 10 air mi N of Moran; ca 24.5 air mi NNE of Moose.  Elev. 8500 ft.
T46N R114W S3 SE1/4.  43.976 N, 110.522 W; GPS Reading.  
Montane herbaceous meadow. Phenology: vegetative only. 

David Scott, 4084.  6/28/2007. 		RM 839833	Barcode: RM0020709
     with Tacheeni Scott
_________________________________________________________________________

1196.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near Arizona Creek, ca 15.5 air mi NW of Moran; ca 26.5 air mi N of Moose.  Elev. 7120 ft.
T47N R115W S22 NE1/4.  44.031 N, 110.6451 W; GPS Reading.  
Mixed conifer forest on slope with seasonal stream channels dominated by Alnus sp. Phenology: vegetative only. 

David Scott, 4177.  6/30/2007. 		RM 839832	Barcode: RM0020710
     with Tacheeni Scott
_________________________________________________________________________

1197.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: "B" road to Puerta de Trasquilar and up southeast slope of Trasquilar.  Elev. 8810-8925 ft.
35 55.993' N, 106 29.837' W to 35 56.386' N, 106 29.762' W; GPS Reading.  
Ponderosa pine grassland. Phenology: vegetative only. 

Ronald L. Hartman, 78167.  7/24/2003. 		RM 770318	Barcode: RM0069697
_________________________________________________________________________

1198.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: ca 1 air mi NE of Flagg Ranch; ca 21 air mi NNW of Moran.  Elev. 7120 ft.
T48N R115W S22 NW1/4.  44.118 N, 110.6543 W; GPS Reading.  
Pinus contorta and Abies lasiocarpa forest on gentle slope. Phenology: vegetative only. 

David Scott, 4714.  7/16/2007. 		RM 839831	Barcode: RM0020711
     with Mike Straw
_________________________________________________________________________

1199.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: in Webb Canyon, ca 17 air mi WNW of Moran; ca 21.5 air mi NNW of Moose.  Elev. 8600 ft.
T46N R116W S16 NW1/4.  43.9563 N, 110.7893 W; GPS Reading.  
Steep granite and gneiss slabs and talus. Phenology: vegetative only. 

David Scott, 5220.  8/8/2007. 		RM 839830	Barcode: RM0020712
     with Klara Varga
_________________________________________________________________________

1200.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: Ashton Ranger District: at Tillery Lake, ca 9 air mi WNW of Flagg Ranch; ca 26.5 air mi NW of Moran.  Elev. 7340 ft.
T48N R117W S13 SE1/4.  44.1212 N, 110.836 W; GPS Reading.  
Mixed conifer forest adjacent montane lake. Phenology: vegetative only. 

David Scott, 5424.  8/13/2007. 		RM 839829	Barcode: RM0020713
     with Ronald L. Hartman
_________________________________________________________________________

1201.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near Dime Creek, ca 4 air mi S of Flagg Ranch; ca 17 air mi NNW of Moran.  Elev. 7550 ft.
T47N R115W S8 SE1/4.  44.0521 N, 110.6815 W; GPS Reading.  
Pinus contorta forest. Phenology: vegetative only. 

David Scott, 5581.  8/15/2007. 		RM 839828	Barcode: RM0020692
_________________________________________________________________________

1202.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: Ashton Ranger District: Winegar Hole Wilderness: SE of Rock Lake.  Elev. 6527 ft.
T48N R118W S13.  44.121 N, 110.958 W; GPS Reading.  
Wetlands. Phenology: vegetative only. 

Ronald L. Hartman, 86762.  8/21/2007. 		RM 907458	Barcode: RM0023023
_________________________________________________________________________

1203.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Southwestern Absarokas: ca 21 air mi NW of Dubois in vicinity of Forest Service Road 513.  Elev. 8200 ft.
T43N R109W S28.  43.6626 N, 109.9383 W.  
Lodgepole pine/Aspen-sagebrush ecotone and roadside. 

Neil Snow, 1986.  8/16/1987. 		 
_________________________________________________________________________

1204.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Southwestern Absarokas: Teton Wilderness: ca 18.5 air mi NE of Moran Junction above Two Ocean-North Buffalo Fork Trail.  Elev. 8200 ft.
T46N R111W S5 SE1/4.  43.9821 N, 110.2031 W.  
Open meadows with SE exposure on fine limestone talus. 

Neil Snow, 2137.  8/18/1987. 		 
_________________________________________________________________________

1205.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: Banco Bonito, 0.8-1.2 air mi NE of southwest corner of Preserve.  Elev. 8332-8340 ft.
35 50.2' N, 106 36.466' W to 35 50.163' N, 106 35.993' W; GPS Reading.  
Roadside through ponderosa pine. Phenology: vegetative only. 

Ronald L. Hartman, 78480.  8/12/2003. 		RM 770317	Barcode: RM0069698
_________________________________________________________________________

1206.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: route from west base of Cerro Grande to summit, then NNE to saddle with Pajarito Mountain, then SE in Canyon de Valle to border with Santa Fe NF; 1/4 mi W of summit of Cerro Grande.  Elev. 9564 ft.
35 52.079' N, 106 25.104' W; GPS Reading.  
Felsenmeer margin. Phenology: vegetative only. 

Ronald L. Hartman, 78549.  8/14/2003. 		RM 770316	Barcode: RM0069699
_________________________________________________________________________

1207.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Southwestern Absarokas: Teton Wilderness: along Thorofare Creek Trail to Coyote Creek, ca 1 mi SE of the southeast corner of Yellowstone National Park.  Elev. 8050-8200 ft.
T48N R110W S13; also T48N R109W S7 & S18.  44.1557 N, 110.0825 W.  
Lodgepole pine forests and dry, rocky meadows. 

Neil Snow, 3172.  7/5/1988. 		 
_________________________________________________________________________

1208.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: route from west base of Cerro Grande to summit, then NNE to saddle with Pajarito Mountain, then SE in Canyon de Valle to border with Santa Fe NF; north-northeast ridge of Cerro Grande to saddle with Pajarito Mountain.  Elev. 9500-9640 ft.
35 52.695' N, 106 24.548' W to 35 52.811' N, 106 24.392' W; GPS Reading.  
Grassland with scattered aspen. Phenology: vegetative only. 

Ronald L. Hartman, 78605.  8/14/2003. 		RM 770315	Barcode: RM0069700
_________________________________________________________________________

1209.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Southwestern Absarokas: junction of Buffalo Valley Road and U.S. Hwy 26, ca 3 mi E of Moran Junction.  Elev. 6700 ft.
T45N R113W S29.  43.8374 N, 110.4443 W.  
Closed aspen and edge of open sage. 

Neil Snow, 458.  6/14/1987. 		 
_________________________________________________________________________

1210.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: Pajarito Mountain, 0.7-0.8 air mi W of summit.  Elev. 9000-9200 ft.
35 53.38' N, 106 25.035' W to 35 53.285' N, 106 24.781' W; GPS Reading.  
Mixed conifer forest. Phenology: vegetative only. 

Ronald L. Hartman, 78815.  8/21/2003. 		RM 770314
_________________________________________________________________________

1211.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Lawrence County: Spearfish Canyon, Cheyenne Crossing.  Elev. 5500 ft.
T4N R2E S21.  44.2964 N, 103.8808 W; uncertainty 0.5 mi..  
On uplands, and gulches. Phenology: vegetative only. 

Arthur C. McIntosh, 666.  9/4/1924. 		RM 99125	Barcode: RM0263575
_________________________________________________________________________

1212.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Stanley County: Head of Bear Creek, Bad River.
Phenology: vegetative only. 

E. J. Wallace, s.n..  //. 		RM 68675
_________________________________________________________________________

1213.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Pennington County: Rapid City.  Elev. 3180-3410 ft.
T1N R7E S1.  44.0748 N, 103.2221 W; uncertainty 1 mi..  
Hillsides. Phenology: fruiting. 

Henry Lee, 483.  5/13/1925. 		RM 106223	Barcode: RM0263573
_________________________________________________________________________

1214.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: Banco Bonito: from N35.8462  W106.5735 WSW ca 1 air mi to N35.8407  W106.5889 at the powerline, ca 16 air mi WSW of Los Alamos.  Elev. 8700-8750 ft.
35.8407 N, 106.5889 W; GPS Reading.  
Mixed conifer/aspen forest with occasional volcanic rock outcrop and small clearings. Phenology: vegetative only. 

B. E. Nelson, 61811.  7/15/2004. 		RM 770505	Barcode: RM0069689
_________________________________________________________________________

1215.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Pennington County: Harney Peak region.  Elev. 6650 ft.
T2S R5E S21.  43.8598 N, 103.5254 W; uncertainty 2 mi..  
Wooded east-facing slope; yellow pine association; mesophytic. Also number 2387. Phenology: vegetative only. 

Herman E.  Hayward, 1728.  6/29/1927. 		RM 110679
_________________________________________________________________________

1216.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Pennington County: Bull Dog Ranch, near Nahant.  Elev. 5890 ft.
T3N R3E S21.  44.2086 N, 103.7724 W; uncertainty 1 mi..  
Wooded slope; east facing; yellow pine and Lodgepole pine association. Also number 1728. Phenology: vegetative only. 

Herman E.  Hayward, 2387.  7/23/1927. 		RM 110679
_________________________________________________________________________

1217.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Custer County: Black Hills: Custer State Park.  Elev. 4350 ft.
T3S R6E S22.  
Mesophtytic creek above forester's lodge; birch, willow, and popple association. Phenology: vegetative only. 

Herman E.  Hayward, 885.  6/14/1927. 		RM 304645	Barcode: RM0263576
_________________________________________________________________________

1218.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: Sierra de Toledo: 0.2 - 1.2 air mi SW of south end of Turkey Ridge.  Elev. 9040-9690 ft.
35.9736 N, 106.4624 W to 35.9761 N, 106.4547 W; GPS Reading.  
Mixed conifer and rock ridge with road cuts form logging roads. Phenology: vegetative only. 

Ronald L. Hartman, 79043.  6/9/2004. 		RM 770504	Barcode: RM0069690
_________________________________________________________________________

1219.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Valles Caldera National Preserve: Jemez Mountains: Sierra de Toledo: west side of Cerro Toledo.  Elev. 10600-10820 ft.
35.9969 N, 106.4442 W to 35.9997 N, 106.4485 W; GPS Reading.  
Coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 79066.  6/9/2004. 		RM 770503	Barcode: RM0069679
_________________________________________________________________________

1220.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Custer County: Jewel Cave National Monument: side canyon W off Hell Canyon below U.S. Hwy 16.  Elev. 5300 ft.
T4S R2E S2 NE1/4.  43.7316 N, 103.8449 W; uncertainty 0.5 mi..  
Canyon bottom in ponerosa pine forest. Phenology: vegetative only. 

Hollis Marriott, 9468.  5/14/1985. 		RM 365753	Barcode: RM0263572
_________________________________________________________________________

1221.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Lawrence County: Near head of Little Spearfish Creek.  Elev. 6540-6700 ft.
T4N R1E S32.  44.2567 N, 104.0233 W; GPS Reading.  
Meadow with Galium boreale and Anaphalis association. Tree 4m high. Elev closer to 6540 f (USGS 7.5') G. Bryson Phenology: vegetative only. 

Robert D. Dorn, 8570.  9/3/2000. 		RM 681350	Barcode: RM0263571
_________________________________________________________________________

1222.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Harding County: Cave Hills: Table Mountain.  Elev. 3200-3550 ft.
T22N R4E S6.  
In gulleys. Phenology: vegetative only. 

S. S. Visher, 105.  7/27/1910. 		RM 69774
_________________________________________________________________________

1223.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Lawrence County: Deadwood.  Elev. 4320-5700 ft.
T5N R3E S23.  
Hillsides. Phenology: vegetative only. 

W. P. Carr, 129.  7/30/1913. 		RM 92502	Barcode: RM0263574
     with P. A. Rydberg
_________________________________________________________________________

1224.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Laramie County: Laramie Range: ca 0.5 air mi E of Harriman on County Road 102; ca 29 air mi SE of Laramie; along unnamed creek.  Elev. 7660-7720 ft.
T12N R70W S16 South1/2.  41.0099 N, 105.2396 W.  
Creekside. Phenology: vegetative only. 

B. A. Packer, 1116.  6/30/1997. 		 
     with T. McGowan
_________________________________________________________________________

1225.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Dale Creek, ca 10 air mi SE of Laramie.  Elev. 8480-8840 ft.
T14N R72W S11 SW1/4.  41.1966 N, 105.4306 W.  
Along dry creek bottom. Phenology: vegetative only. 

B. A. Packer, 1168.  7/1/1997. 		 
     with T. McGowan
_________________________________________________________________________

1226.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 14.5 air mi SE of Laramie at Vedauwoo Exit.  Elev. 8310-8450 ft.
T14N R71W S19 SW1/4.  41.1679 N, 105.3924 W.  
Granite outcrops. Phenology: vegetative only. 

B. A. Packer, 1192.  7/2/1997. 		 
     with J. Brondum, T. McGowan, and J. Wilson
_________________________________________________________________________

1227.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Sherman Mountains: ca 7.5 air mi SE of Laramie.  Elev. 8650-8710 ft.
T15N R72W S34 NW1/4.  41.2253 N, 105.4497 W.  
Pine-fir forest; windswept mountain side. Phenology: vegetative only. 

B. A. Packer, 1350.  7/3/1997. 		 
     with J. Brondum, T. McGowan, and J. Wilson
_________________________________________________________________________

1228.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 35 air mi NE of Rock River.  Elev. 7170-7200 ft.
T26N R71W S15 NW1/4.  42.2267 N, 105.352 W.  
Creekside. Phenology: vegetative only. 

B. A. Packer, 1439.  7/8/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1229.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: North Branch North Fork Crow Creek, ca 15 air mi SE of Laramie.  Elev. 7960-8000 ft.
T15N R71W S27 NE1/4.  41.2397 N, 105.3351 W.  
Pine-aspen forest with granite outcrops. Phenology: fruiting. 

B. A. Packer, 145.  6/10/1997. 		 
     with J. Brondum, T. McGowan, and J. Wilson
_________________________________________________________________________

1230.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 30 air mi NE of Rock River.  Elev. 7550-7870 ft.
T24N R72W S26 NE1/4.  42.0252 N, 105.4382 W.  
Granite outcrop. Phenology: vegetative only. 

B. A. Packer, 1563.  7/10/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1231.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Eagle Mountain, ca 36 air mi NE of Rock River.  Elev. 8940-9010 ft.
T26N R72W S5 SE1/4.  42.2554 N, 105.5087 W.  
Creekside. Phenology: vegetative only. 

B. A. Packer, 1726.  7/13/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1232.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Halleck Creek, ca 29 air mi NE of Laramie.  Elev. 6930-7260 ft.
T22N R72W S36 SW1/4.  41.8346 N, 105.4188 W.  
Creekside. Phenology: vegetative only. 

B. A. Packer, 1828.  7/16/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1233.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Tie City, ca 8.5 air mi SE of Laramie.  Elev. 8050-8300 ft.
T15N R72W S23 E1/2.  41.254 N, 105.4306 W.  
Granite outcrops. Phenology: vegetative only. 

B. A. Packer, 1905.  7/18/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1234.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Forest Road 712AA, ca 9 mi SE of Laramie.  Elev. 7420-8290 ft.
T15N R71W S18 W1/2.  41.2684 N, 105.3924 W.  
Granite outcrop. Phenology: vegetative only. 

B. A. Packer, 1922.  7/18/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1235.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Arapahoe Creek, ca 15.5 air mi SW of Esterbrook; ca 31 air mi SW of Douglas.  Elev. 7020-7220 ft.
T26N R72W S15 SE1/4.  42.2267 N, 105.4695 W.  
Creekside, mountain meadow, and boulder outcrops. Phenology: vegetative only. 

B. A. Packer, 2040.  7/22/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1236.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Castle Rock, ca 20.5 air mi SE of Douglas.  Elev. 7270 ft.
T28N R71W S22 E1/2.  42.3844 N, 105.352 W.  
Granite soil, east facing mountain slope. Phenology: vegetative only. 

B. A. Packer, 2170.  7/24/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1237.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: Mountain ca 0.5 mi E of Canyon of Lodore (Green River).  Elev. 7400 ft.
T9N R102W S32.  
On sandy soil of north exposure with Pinus, Juniperus, and Poa fendleriana. Uinta Mountain Group Formation. Phenology: vegetative only. 

Betsy E. Neely, 4259.  6/10/1987. 		RM 399626
_________________________________________________________________________

1238.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Kloer Creek, ca 30 air mi SW of Douglas.  Elev. 7150-7220 ft.
T26N R72W S11 SE1/4.  42.241 N, 105.4499 W.  
Creekside and adjacent granite outcrops. Phenology: vegetative only. 

B. A. Packer, 2218.  7/26/1997. 		 
     with J. Brondum, T. McGowan, and Kelly Hughes
_________________________________________________________________________

1239.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along unnamed creek, ca 18.5 air mi SW of Esterbrook; ca 21.5 air mi SW of Douglas.  Elev. 7150-7220 ft.
T25N R73W S20 NE1/4 of NE1/4.  42.1229 N, 105.6246 W.  
Granite outcrops. Phenology: vegetative only. 

B. A. Packer, 2270.  7/28/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1240.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Near Pagosa Peak.  Elev. 9000 ft.
Phenology: vegetative only. 

Carl F. Baker, 267.  8/15/1899. 		RM 165964
_________________________________________________________________________

1241.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mineral County: Near Pagosa Peak.  Elev. 9000 ft.
Phenology: vegetative only. 

Carl F. Baker, 267.  8/15/1899. 		RM 22521
_________________________________________________________________________

1242.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Baldy Knob, ca 25 air mi S of Douglas.  Elev. 7100-7420 ft.
T27N R71W S26.  42.2841 N, 105.3324 W.  
Creekside Phenology: vegetative only. 

B. A. Packer, 2350.  7/29/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1243.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montezuma County: La Plata Mts., Chicken Creek, W.  Elev. 9000 ft.
Phenology: fruiting. 

Carl F. Baker, 667.  7/7/1898. 		RM 13693
     with F. S. Earle and S. M. Tracy
_________________________________________________________________________

1244.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Soldier Creek, ca 20 air mi SW of Douglas.  Elev. 6230-6300 ft.
T28N R71W S26.  42.3701 N, 105.3324 W.  
Along creek. Phenology: vegetative only. 

B. A. Packer, 2396.  7/29/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1245.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County: Rocky Mountain National Park.  Elev. 11750 ft.
Dry, sandy soil; south facing slope. Phenology: vegetative only. 

Dale W. McNeal, 230.  8/21/1963. 		RM 276544
_________________________________________________________________________

1246.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along unnamed branch of Indian Creek, ca 19 air mi SW of Douglas.  Elev. 6230-6300 ft.
T28N R72W S1.  42.4275 N, 105.4303 W.  
Along creek bottom. Phenology: vegetative only. 

B. A. Packer, 2417.  7/30/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1247.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Camp Hale near Pando.
Phenology: flowering & fruiting. 

E. D. McDonald, c185.  5/9/1943. 		RM 212269
_________________________________________________________________________

1248.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, El Paso County: Minnehaha.  Elev. 2500 m.
Phenology: flowering & fruiting. 

F. E. Clements, s.n..  6/16/1901. 		RM 34104
     with E. S. Clements
_________________________________________________________________________

1249.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: unnamed branch of Roaring Fork, ca 19 air mi SW of Douglas.  Elev. 7220-7280 ft.
T27N R72W S20 NW1/4.  42.2984 N, 105.5087 W.  
Cow pasture in aspen forest. Phenology: vegetative only. 

B. A. Packer, 2614.  7/31/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1250.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: Campbell Creek Campground, ca 25 air mi SW of Douglas.  Elev. 7870-8200 ft.
T29N R75W S28 E1/2.  42.4529 N, 105.843 W.  
Granite outcrop Phenology: vegetative only. 

B. A. Packer, 2646.  8/6/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1251.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: Pool Creek, ca 24 air mi SE of Douglas.  Elev. 6545 ft.
T28N R72W S25 NW1/4.  42.3701 N, 105.4303 W.  
Granite outcrops Phenology: vegetative only. 

B. A. Packer, 2667.  8/6/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1252.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Boulder County: Sugar Loaf Mountain.
Phenology: vegetative only. 

Francis Ramaley, 1745.  7/14/1906. 		RM 56758
     with W. W. Robbins
_________________________________________________________________________

1253.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Boulder County: 
Phenology: flowering & fruiting. 

Francis Ramaley, 649.  4//1901. 		RM 32541
_________________________________________________________________________

1254.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Friend Park; upper 1/2 Laramie Peak Trail, ca 28 air mi SE of Douglas.  Elev. 8960-9290 ft.
T27N R72W S34.  42.2697 N, 105.4695 W.  
Granite soil. Phenology: vegetative only. 

B. A. Packer, 2737.  8/8/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1255.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Silver Tip Creek, ca 29 air mi SW of Douglas.  Elev. 8290-8620 ft.
T27N R73W S36 SE1/4.  42.2674 N, 105.5468 W.  
Granite outcrops. Phenology: vegetative only. 

B. A. Packer, 2805.  8/8/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1256.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County: Stove Prairie.
Phenology: flowering & fruiting. 

George E. Osterhout, 1188.  5/13/1896. 		RM 165965
_________________________________________________________________________

1257.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Horseshoe Creek, ca 24 air mi SW of Douglas.  Elev. 8290-8620 ft.
T28N R72W S36 NW1/4.  42.3558 N, 105.4303 W.  
Sagebrush grassland with granite outcrops. Phenology: vegetative only. 

B. A. Packer, 2860.  8/9/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1258.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: Deer Creek Range: ca 18 air mi SE of Casper.  Elev. 8200-8350 ft.
T30N R78W S13 NW1/4.  42.5695 N, 106.1379 W.  
Steep hillside. Phenology: vegetative only. 

B. A. Packer, 2939.  8/13/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1259.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 4.5 air mi SE of Buford; ca 21 air mi SE of Laramie.  Elev. 8200-8350 ft.
T13N R71W S13.  41.0961 N, 105.2969 W.  
Granite outcrops. Phenology: vegetative only. 

B. A. Packer, 2989.  8/20/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1260.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Dale Creek Crossing, ca 18.4 air mi SE of Laramie.  Elev. 7930 ft.
T13N R71W S19.  41.0817 N, 105.3924 W.  
Roadside. Phenology: vegetative only. 

B. A. Packer, 3023.  8/21/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1261.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Vedauwoo, ca 15.5 air mi SE of Laramie.  Elev. 8170-8200 ft.
T14N R71W S14.  41.1822 N, 105.316 W.  
Creekside along granite outcrops. Phenology: vegetative only. 

B. A. Packer, 3062.  8/21/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1262.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County: Rist Canyon.  Elev. 6500 ft.
Phenology: vegetative only. 

J. H. Cowen, 2323.  7/11/1897. 		RM 45224
_________________________________________________________________________

1263.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Larimer County:   Elev. 6000 ft.
Foothills. Phenology: flowering & fruiting. 

J. H. Cowen, 2324.  5/9/1896. 		RM 45223
_________________________________________________________________________

1264.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Lake County: Near Leadville.  Elev. 10100 ft.
T9S R80W S23; also S24, S25, & S26.  39.24478 N, 106.29155 W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!.  
Phenology: flowering & fruiting. 

L. M. Schedin, 378.  //. 		RM 97045
     with N. T. Schedin
_________________________________________________________________________

1265.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Laramie County: Laramie Range: ca 1 air mi N of Wyo Hwy 210 on Brush Creek; ca 3.5 mi N of Crystal Lake Reservoir; ca 18 air mi NE of Laramie.  Elev. 7000-7100 ft.
T14N R70W S2 SE1/4.  41.2055 N, 105.196 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Granite outcrops and draw along creek. Phenology: vegetative only. 

B. A. Packer, 382.  6/17/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1266.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 1/4 road mi from upper North Crow Reservoir along the North Branch North Fork Crow Creek, ca 4.5 road mi NNW on County Road 109; ca 15 air mi NE of Laramie.  Elev. 7550-7570 ft.
T15N R71W S25 NE1/4.  41.2397 N, 105.2969 W.  
Creekside and granite outcrops. Phenology: vegetative only. 

B. A. Packer, 426.  6/17/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1267.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Laramie County: Laramie Range: ca 2 air mi E of Upper North Crow Reservoir along North Fork Crow Creek, ca 17 air mi NE of Laramie.  Elev. 7200-7260 ft.
T15N R70W S28 NE1/4 of SW1/4.  41.2392 N, 105.2422 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Along creek and granite outcrops. Phenology: vegetative only. 

B. A. Packer, 465.  6/17/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1268.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, El Paso County: South Cheyenne Canyon, Colorado Springs.  Elev. 1800-2000 m.
Phenology: flowering & fruiting. 

P. A. Rydberg, 6362.  5/10/1900. 		RM 33543
     with F. K. Vreeland
_________________________________________________________________________

1269.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Along N border of Santa Fe National Forest  Elev. 8700 ft.
T21N R11E S34 NE1/4; E1/2.  
At the end of two-track bearing more or less northeast, at stream. Wet, partly open ground in area with Pseudotsuga and Populus tremuloides. Phenology: vegetative only. 

R. Tallent, 698.  7/2/1987. 		RM 737041
_________________________________________________________________________

1270.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Elbert County: ca 9 mi NW Limon, Picnic Springs.  Elev. 5700 ft.
T7S R57W S34 N1/2.  
Pine-aspen wooded canyon, moist from spring seepage, sandy aspens in only two adjacent canyons. Phenology: vegetative only. 

Ralph E. Brooks, 14796.  8/5/1980. 		RM 521499
_________________________________________________________________________

1271.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 0.5 road mi NE of Buford along unnamed branch of South Crow Creek, ca 19 air mi SE of Laramie.  Elev. 7850-7920 ft.
T14N R71W S36 NE1/4.  41.1392 N, 105.2969 W.  
Along creek. Phenology: vegetative only. 

B. A. Packer, 645.  6/23/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1272.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: Pike National Forest: Vicinity of Grant - North Fork of South Platte River.  Elev. 9000 ft.
T7S R74W S10.  
Abundant on 5% east slope in rocky loam. Phenology: flowering. 

Ralph K. Gierisch, 3017.  5/7/1965. 		USFS 444517
_________________________________________________________________________

1273.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 20.5 road mi NE of U.S. Hwy 30/287 on Fetterman Road (County Road 161), then ca 8.2 road mi E on County Road 710, then ca 1.8 road mi SE on Cow Creek Mountain Access Road.  Elev. 8200-8300 ft.
T26N R73W S15 SW1/4.  42.2241 N, 105.5857 W.  
Mountain with granite outcrops. Phenology: vegetative only. 

B. A. Packer, 714.  6/23/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1274.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, La Plata County: W of Durango along Highway 160.  Elev. 7200 ft.
37 16.2' N, 107 57.7' W.  
Stream bank with Salix irrorata, Populus angustifolia. Phenology: vegetative only. 

Robert D. Dorn, 8394.  7/28/2000. 		RM 681549
_________________________________________________________________________

1275.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, San Juan County: Cascade Creek.  Elev. 8900 ft.
37 40.0' N, 107 49.2' W.  
Open mountain slope above Cascade Creek with Picea, Salix scouleriana. Phenology: vegetative only. 

Robert D. Dorn, 8406.  7/28/2000. 		RM 681561
_________________________________________________________________________

1276.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Hinsdale County: Piedra River.  Elev. 7600 ft.
T37N R3W S21.  
Mountain slope with Picea, Pinus. Phenology: vegetative only. 

Robert D. Dorn, 8416.  7/28/2000. 		RM 681571
_________________________________________________________________________

1277.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Archuleta County: Mountains N of Pagosa Springs.  Elev. 9000 ft.
37 23.4' N, 107 06.3' W.  
Mountain slope with Salix exigua, Quercus. Phenology: vegetative only. 

Robert D. Dorn, 8429.  7/29/2000. 		RM 681584
_________________________________________________________________________

1278.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Rio Arriba County: Vaqueros Canyon.  Elev. 7000 ft.
36 44.7' N, 107 13.2' W.  
Rocky slope with Juniperus, Prunus. Phenology: vegetative only. 

Robert D. Dorn, 8824.  7/3/2001. 		RM 702790
_________________________________________________________________________

1279.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: ca 16 mi NE of Craig, Elkhead Mountains.  Elev. 8700 ft.
40 44.0' N, 107 22.4' W.  
Aspen with Galium boreale, and Agastache urticifolia. Phenology: vegetative only. 

Robert D. Dorn, 9436.  7/28/2002. 		RM 718161
_________________________________________________________________________

1280.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch, near Cimarron: Baldy Town.  Elev. 10000 ft.
Common on wooded slope. Phenology: fruiting. 

Ronald L. Hartman, 2228.  7/1/1968. 		RM 296527
_________________________________________________________________________

1281.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Boulder Ridge, ca 7 air mi SW of Tie Siding; ca 19 air mi SSW of Laramie.  Elev. 7920-7990 ft.
T13N R74W S36 SW1/4.  41.053 N, 105.6407 W.  
Granite outcrops. Phenology: vegetative only. 

B. A. Packer, 834.  6/25/1997. 		 
     with T. McGowan
_________________________________________________________________________

1282.  Populus tremuloides Michx. 				Salicaceae

, Wyoming, Platte County: Laramie Range: ca 42 road mi NE of Laramie; ca 1.5 mi NNW of Wyo Hwy 34.  Elev. 5210-5280 ft.
T23N R71W S36.  41.9226 N, 105.3026 W.  
Creekside with granite outcrops. Phenology: vegetative only. 

B. A. Packer, 96b.  5/17/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

1283.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado: Cochetopa National Forest: Long Branch Ranger Station.  Elev. 8500 ft.
Deep loam. Phenology: vegetative only. 

W. O. Souder, 12.  8//1917. 		RM 
_________________________________________________________________________

1284.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 1 air mi SW of Buford.  Elev. 7920 ft.
T13N R71W S3.  41.1248 N, 105.3351 W.  
Streamside. Phenology: vegetative only. 

B. A. Packer, 993.  6/28/1997. 		 
     with T. McGowan
_________________________________________________________________________

1285.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pueblo County: Beulah.
Phenology: vegetative only. 

W. W. Robbins, 4966.  6/6/1908. 		RM 64178
_________________________________________________________________________

1286.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, No county County: Gunnison National Forest.  Elev. 8550 ft.
Sandy loam. Phenology: flowering & fruiting. 

William H. Mast, 222.  5/21/1911. 		USFS 444516
_________________________________________________________________________

1287.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: rim above the heads of Big Red and Clear Fork Muddy creeks S of Casper Mountain and W of Muddy Mountain, ca 11 air mi S of Casper.  Elev. 7400-7700 ft.
T31N R79W S4.  42.686 N, 106.3149 W.  
Aspen-willow grove below the rim. Phenology: vegetative only. 

B. E. Nelson, 40603.  6/22/1997. 		 
_________________________________________________________________________

1288.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: just S of Beaver Mountain between Stove Draw and Grouse Creek, ca 6.8 air mi W of Laramie Peak; ca 35.5 air mi S of Douglas.  Elev. 7680-7800 ft.
T27N R73W S35 NW1/4.  42.2674 N, 105.5662 W.  
Open ponderosa pine-limber pine-aspen woods among rock outcrops. Phenology: vegetative only. 

B. E. Nelson, 41373.  7/15/1997. 		 
_________________________________________________________________________

1289.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: N of North Fork Little Medicine Bow River, ca 5 air mi W of Warbonnet Peak, ca 29-30 air mi S of Glenrock; ca 5-5.5 air mi NE of Little Medicine.  Elev. 8270-8734 ft.
T29N R76W S36 W1/2.  42.4383 N, 105.902 W.  
Aspen grove with scattered lodgepole pine. Phenology: vegetative only. 

B. E. Nelson, 41559.  7/16/1997. 		 
_________________________________________________________________________

1290.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Deer Creek and to the E, ca 5 air mi S of Reno Hill, ca 29 air mi S of Glenrock; ca 9.5 air mi NW of Little Medicine.  Elev. 7440-7640 ft.
T29N R77W S9 NE1/4.  42.4966 N, 106.0789 W.  
Seeps and thickets in the bottom of a gully coming off a rock slope. Phenology: vegetative only. 

B. E. Nelson, 41600.  7/16/1997. 		 
_________________________________________________________________________

1291.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: east end of Casper Mountain, ca 2 air mi W of the Hat Six Hogback, ca 10 air mi SE of Casper.  Elev. 6600-6900 ft.
T32N R78W S16.  42.7443 N, 106.1969 W.  
Steep, moist slope with aspen, Rocky Mountain maple, and thimbleberry. Phenology: vegetative only. 

B. E. Nelson, 41748.  7/20/1997. 		 
_________________________________________________________________________

1292.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: western end of Casper Mountain, ca 1.5 air mi NE of the head of Jackson Canyon and 1/4-1/2 mi W of the head of Squaw Creek, ca 8 air mi SW of Casper.  Elev. 7660-7800 ft.
T32N R80W S14 NE1/4.  42.7443 N, 106.3935 W.  
Open aspen grove. Phenology: vegetative only. 

B. E. Nelson, 41849.  7/20/1997. 		 
_________________________________________________________________________

1293.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: near the head of Big Bear Canyon, ca 1.3 air mi SW of South Sawtooth Mountain and ca 1.7 air mi E of Blacktail Peak, ca 29 air mi SSW of Douglas; ca 13 air mi W of Esterbrook.  Elev. 7240-7800 ft.
T28N R73W S29 NE1/4.  42.3686 N, 105.6246 W.  
Very mesic mixed conifer-aspen forest with rock outcrops. Phenology: vegetative only. 

B. E. Nelson, 41933.  7/22/1997. 		 
_________________________________________________________________________

1294.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: above Hay Draw, ca 2.5 air mi SE of Bar M Mountain, ca 64 air mi N of Laramie; ca 39 air mi SSW of Douglas.  Elev. 7800-8100 ft.
T26N R73W S18 E1/2.  42.2241 N, 105.6441 W; uncertainty 1 mi..  
Wet aspen woods with seeps. Phenology: vegetative only. 

B. E. Nelson, 42140.  7/24/1997. 		 
_________________________________________________________________________

1295.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Boulder Creek and vicinity off Marshall or County Road 610, ca 3.5-4 air mi NE of Marshall, ca 74 air mi N of Laramie; ca 35.5 air mi S of Glenrock.  Elev. 7680-8000 ft.
T28N R75W S34 E1/2.  42.3541 N, 105.8193 W.  
Aspen groves with seeps. Phenology: vegetative only. 

B. E. Nelson, 42172.  7/24/1997. 		 
_________________________________________________________________________

1296.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: near the head of Davidson Creek, ca 4.5 air mi NW of Marshall and ca 4.3 air mi SE of Little Medicine; ca 75 air mi NNW of Laramie.  Elev. 7600-7880 ft.
T28N R76W S35 SE1/4.  42.3541 N, 105.9167 W.  
Wet aspen woods with seeps and stream. Phenology: vegetative only. 

B. E. Nelson, 42289.  7/27/1997. 		 
_________________________________________________________________________

1297.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: above the head of Sleepy Jack and Beaver (Aspen) creeks, ca 2.5 air mi SE of Breakneck Hill, ca 6 air mi NNE of Little Medicine; ca 27.5 air mi S of Glenrock.  Elev. 8560-8840 ft.
T29N R76W S22.  42.4675 N, 105.9413 W.  
Rocky slopes, cliffs and outcrops, and summits with Douglas fir/limber pine woodland, and sagebrush draws and slopes. Phenology: vegetative only. 

B. E. Nelson, 42352.  8/7/1997. 		 
_________________________________________________________________________

1298.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Three Cripples Creek ca 1-1.5 air mi W of Harris Park or Forest Road 633, ca 1.5-2 air mi ESE of Esterbrook; ca 25 air mi S of Douglas.  Elev. 5560-5900 ft.
T28N R71W S11 SE1/4; also NW1/4 S13 and NE1/4 S14.  42.4131 N, 105.3324 W.  
Brushy canyon bottom along the stream. Phenology: vegetative only. 

B. E. Nelson, 42579.  8/12/1997. 		 
_________________________________________________________________________

1299.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Mill Creek and Esterbrook or County Road 5, ca 1 air mi W of Elk Mountain, ca 3.7 air mi NNW of Esterbrook; ca 20.5 air mi S of Douglas.  Elev. 5620 ft.
T29N R71W S20 SE1/4.  42.4716 N, 105.3932 W.  
Thickets and fencerow in the creek bottom. Phenology: vegetative only. 

B. E. Nelson, 42662.  8/13/1997. 		 
_________________________________________________________________________

1300.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: Downey Park just below School Section Mountain and W of Old Fort Fetterman or County Road 16, ca 18 air mi WNW of Esterbrook; ca 25 air mi SW of Douglas.  Elev. 7400-7440 ft.
T29N R74W S15 SW1/4.  42.482 N, 105.7054 W.  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 42699.  8/14/1997. 		 
_________________________________________________________________________

1301.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: Twin Peaks from Roaring Fork to the summit, ca 2 air mi W of LaPrele Creek and Cold Springs or County Road 24, ca 25-26 air mi WNW of Esterbrook; ca 27 air mi S of Glenrock.  Elev. 8200-9280 ft.
T29N R75W S17 S1/2.  42.482 N, 105.8627 W.  
Steep northerly facing slopes in mixed conifer forest. Phenology: vegetative only. 

B. E. Nelson, 42864.  8/17/1997. 		 
_________________________________________________________________________

1302.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: along Smith Creek below Otter Creek at the east end of Muddy Mountain on Smith Creek or County Road 607, ca 16 air mi SE of Casper.  Elev. 6180-6500 ft.
T31N R78W S14 N1/4.  42.6569 N, 106.1576 W.  
Open slopes with scattered large limestone boulders and sagebrush and scattered mountain shrub. Phenology: vegetative only. 

B. E. Nelson, 42998.  8/19/1997. 		 
_________________________________________________________________________

1303.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: between Red and Negro creeks on Hat Six or County Road 606 ca 1.3 air mi W of Banner Mountain, ca 16.5 air mi SE of Casper.  Elev. 6160-6320 ft.
T31N R77W S4 NW1/4.  42.686 N, 106.0789 W.  
Aspen groves with Acer and Rubus understory. Phenology: vegetative only. 

B. E. Nelson, 43094.  8/19/1997. 		 
_________________________________________________________________________

1304.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Corduroy Creek below Old Fort Fetterman or County Road 61, ca 17 air mi W of Esterbrook; ca 77.5 air mi N of Laramie.  Elev. 7440-7480 ft.
T28N R74W S10 NE1/4.  42.4119 N, 105.7025 W.  
Meadows along the creek. Phenology: vegetative only. 

B. E. Nelson, 43166.  8/21/1997. 		 
_________________________________________________________________________

1305.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: ca 0.5-1.5 air mi NE of Marshall.  Elev. 7300-7500 ft.
T27N R75W S16.  42.3108 N, 105.8388 W.  
Granitic outcrop with ponderosa and limber pine and Rocky Mountain juniper. Phenology: vegetative only. 

Ronald L. Hartman, 56998.  6/5/1997. 		 
     with B. A. Packer and Amy J. Roderick
_________________________________________________________________________

1306.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: on Dempsey Ridge just N of Fossil Butte National Monument, NE of the Bullpen, ca 17 air mi NW of Kemmerer.  Elev. 7650-7960 ft.
T22N R118W S12.  41 54' 54" N, 110 46' 4" W.  
Aspen grove with snowberry understory. Phenology: vegetative only. 

B. E. Nelson, 26560.  6/25/1993. 		 1017623	Barcode: RM0301505
     with Russ Nelson
_________________________________________________________________________

1307.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: 0.1-0.6 air mi S of Fontenelle Gap; ca 19 air mi W of Fontenelle Reservoir Dam.  Elev. 7600-7800 ft.
T24N R115W S3; also S4 and S10.  42 5' 5" N, 110 26' 26" W.  
Rolling hills with sagebrush-grassland and scattered stands of Douglas fir, limber pine, and aspen; shale and clays and limestone. Phenology: vegetative only. 

Ronald L. Hartman, 32312.  5/11/1992. 		 1014744	Barcode: RM0296419
     with Bruce Embury
_________________________________________________________________________

1308.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Commissary Ridge: ca 0.5 air mi SE of Kemmerer Reservoir along powerlines E of paved road; ca 12 air mi NW of Kemmerer.  Elev. 7150-7400 ft.
T23N R117W S36.  41 55' 55" N, 110 38' 11" W.  
Rolling sagebrush-grasslands, southwest exposure with some aspen on northeast side of gravelly ridge, also along roadside. Phenology: vegetative only. 

Ronald L. Hartman, 33566.  6/27/1992. 		RM 
_________________________________________________________________________

1309.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Valley: Hams Fork ca 0.5-1 air mi SE of confluence with Pole Creek; ca 14 air mi E of Cokeville.  Elev. 7450-7700 ft.
T25N R117W S35; also S26.  42 6' 6" N, 110 42' 22" W.  
Along the river and adjacent sagebrush-grassland slopes with some aspen; limestone and sandstone outcrops occasional. Phenology: vegetative only. 

Ronald L. Hartman, 33689.  6/27/1992. 		 
_________________________________________________________________________

1310.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Grade Canyon Creek 1.5-2 air mi NE of Smith Fork Road; ca 7 air mi NE of Cokeville.  Elev. 6600-7280 ft.
T25N R118W S10 South 1/2.  42 10' 10" N, 110 50' 32" W.  
Limey slope with mountain mahogany. Phenology: vegetative only. 

Ronald L. Hartman, 37481.  5/22/1993. 		 1017621	Barcode: RM0301503
_________________________________________________________________________

1311.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork Plateau: North Fork, Twin Creek, ca 9 air mi NW of Kemmerer.  Elev. 6890-7480 ft.
T22N R117W S21.  41 52' 52" N, 110 42' 25" W.  
Limey slope to limestone caprock with sagebrush below, limber pine and some aspen above. Phenology: fruiting. 

Ronald L. Hartman, 37625.  5/23/1993. 		 1017620	Barcode: RM0301502
_________________________________________________________________________

1312.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Commissary Ridge, ca 14 air mi N of Kemmerer.  Elev. 7400-7900 ft.
T23N R116W S10 E1/2; and also W1/2 S11.  41 59' 59" N, 110 33' 43" W.  
Flats along stream, old homestead in aspen grove, and slope with sandstone outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 41607.  7/22/1993. 		 1017619	Barcode: RM0301501
_________________________________________________________________________

1313.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Pine Creek, ca 2 road mi NNE of Pine Creek Ski Area, ca 8 air mi NE of Cokeville.  Elev. 7200-7400 ft.
T25N R118W S23 S1/4; also N1/4 S26.  42 8' 8" N, 110 49' 22" W.  
Stream bottom and shaley slopes. Phenology: vegetative only. 

Ronald L. Hartman, 43217.  8/2/1993. 		 1017611	Barcode: RM0301493
_________________________________________________________________________

1314.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Top of Dempsey Ridge, ca 7 air mi E of Cokeville.  Elev. 8400-8600 ft.
T24N R118W S3 NE1/4.  42 5' 5" N, 110 47' 50" W.  
Grassy ridge with fir on east slope. Phenology: vegetative only. 

Ronald L. Hartman, 45535.  5/26/1994. 		 
_________________________________________________________________________

1315.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Top of Dempsey Ridge, ca 8 air mi SE of Cokeville.  Elev. 8400-8450 ft.
T24N R118W S22 SE1/4.  42 2' 2" N, 110 47' 50" W.  
Grassy slopes with scattered limber pine and subalpine fir. Phenology: vegetative only. 

Ronald L. Hartman, 45557.  5/26/1994. 		 
_________________________________________________________________________

1316.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Wheat Creek to Windy Gap and Oyster Ridge, ca 14 air mi N of Kemmerer.  Elev. 7400-8000 ft.
T23N R115W S7 SW1/4; also S18; T23N R116W S12 SE1/4.  41 59' 59" N, 110 30' 18" W.  
Sagebrush slopes, sandstone and limestone outcrops, cushion plant communities on ridge, wet draws and stream margins. Phenology: vegetative only. 

Ronald L. Hartman, 45661.  5/28/1994. 		 
     with Tom Cramer
_________________________________________________________________________

1317.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Rock Creek Ridge, 0.5 air mi S of Pine Creek Ski Area.  Elev. 7000-7600 ft.
T24N R118W S4 N1/2.  42 5' 5" N, 110 49' W.  
Grassy and wooded slopes. Phenology: vegetative only. 

Ronald L. Hartman, 46999.  6/29/1994. 		RM 608847	Barcode: RM0264101
     with Charmaine Refsdal
_________________________________________________________________________

1318.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: vicinity of Coal Creek, ca 14 air mi N of Border Junction.  Elev. 6800-8000 ft.
T28N R119W S24 E1/4; also E1/16 S13; T28N R118W W1/4 S18.  42 24' 24" N, 110 54' 42" W.  
Sagebrush hills with aspen groves. Phenology: vegetative only. 

Thomas Cramer, 2113.  7/20/1994. 		 
_________________________________________________________________________

1319.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: south side of Fontenelle Gap, ca 15 air mi W of Fontenelle Reservoir.  Elev. 7000-7880 ft.
T24N R115W S1 SW1/4; also S2.  42 5' 5" N, 110 23' 49" W.  
Hillside sagebrush and Douglas fir stands. Phenology: vegetative only. 

Thomas Cramer, 2792.  8/4/1994. 		RM 
_________________________________________________________________________

1320.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: along Patterson Creek, ca 8.5 air mi SW of Driggs.  Elev. 6400 ft.
T4N R44E S36.  
Brushy aspen woods. 

B. E. Nelson, 21226.  6/23/1991. 		 
     with Stuart Markow and Michelle Nelson
_________________________________________________________________________

1321.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Snake River Range: above and E of Nordell Canyon, ca 2-2.5 air mi SE of Victor, ca 11 air mi S of Driggs.  Elev. 6450-6700 ft.
T3N R45E S24; also S25.  
Open aspen woods with scattered large Douglas fir. 

B. E. Nelson, 21273.  6/24/1991. 		 
     with Stuart Markow and Michelle Nelson
_________________________________________________________________________

1322.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: Snake River Range: ridge above Palisades Bench and along Palisades Creek, ca 7-8 air mi SE of Swan Valley, ca 41.5-43 air mi E of Idaho Falls.  Elev. 5600 ft.
T1N R44E S24; also T1N R45E S19.  
Brushy canyon with Acer, Prunus, Amelanchier, and Crataegus. 

B. E. Nelson, 21335.  6/25/1991. 		 
     with Stuart Markow and Michelle Nelson
_________________________________________________________________________

1323.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Targhee National Forest: Snake River Range: along Red Creek just above the Snake River, ca 5 air mi ENE of Alpine, ca 33 air mi N of Afton.  Elev. 5800 ft.
T37N R118W S13.  43.1906 N, 110.9405 W; uncertainty 1 mi..  
Edge of coniferous forest with grasses, forbs, and weeds. Phenology: vegetative only. 

B. E. Nelson, 21350.  6/25/1991. 		RM 695956	Barcode: RM0263629
     with Stuart Markow and Michelle Nelson
_________________________________________________________________________

1324.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Madison County: Targhee National Forest: Big Hole Mountains: Buckskin Morgan Ridge above Kelly Canyon Ski Area, ca 15-16 air mi SSE of Rexburg.  Elev. 6600-6700 ft.
T4N R41E S26; also S27.  
Growing in selectively logged Douglas fir forest. 

B. E. Nelson, 21442.  6/27/1991. 		 
     with Michelle Nelson
_________________________________________________________________________

1325.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Madison County: Targhee National Forest: Big Hole Mountains: at the confluence of Hinckley Creek and South Moody Creek in Limekiln Canyon, ca 19 air mi SE of Rexburg.  Elev. 6500-6600 ft.
T4N R42E S22.  
Open lodgepole pine forest with herbaceous understory and scattered subalpine fir. 

B. E. Nelson, 21561.  6/27/1991. 		 
     with Michelle Nelson
_________________________________________________________________________

1326.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton Forest: Snake River Range: along Mosquito Creek in the vicinity of Moose Gulch and upstream, ca 6 air mi SW of Wilson; ca 11 air mi WSW of Jackson.  Elev. 7200-8300 ft.
T40N R118W S9; also S15.  43.4681 N, 111.0017 W; uncertainty 2 mi..  
Steep, open south-facing slope with scattered conifers. Phenology: vegetative only. 

B. E. Nelson, 21662.  6/30/1991. 		RM 695960	Barcode: RM0263632
     with Michelle Nelson
_________________________________________________________________________

1327.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: along Middle Threemile Creek, ca 1.5 air mi W of Opal Mountain; ca 15 air mi NNE of Dubois.  Elev. 6200 ft.
T12N R37E S8.  
Sagebrush-grassland. 

B. E. Nelson, 22128.  5/31/1992. 		 
     with Michelle Nelson
_________________________________________________________________________

1328.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: limestone butte ca 2 air mi E of Bannack Pass on south side of Continental Divide, ca 33 air mi NW of Dubois.  Elev. 8400-8600 ft.
T13N R32E S6.  
Slopes below limestone cliffs. 

B. E. Nelson, 22180.  6/1/1992. 		 
     with Michelle Nelson
_________________________________________________________________________

1329.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: on the Continental Divide at the head of East Fork Irving Creek between Knob Mountain and The Thumb, ca 27 air mi NW of Dubois.  Elev. 8200-8400 ft.
T13N R33E S3.  
Meadows among blue spruce-Douglas fir-aspen along small stream and seeps. 

B. E. Nelson, 22331.  6/3/1992. 		 
     with Michelle Nelson
_________________________________________________________________________

1330.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Centennial Mountains: Waters Flat along East Camas Creek, ca 26 air mi NE of Dubois.  Elev. 6600 ft.
T13N R38E S1.  
Aspen forests and woods. 

B. E. Nelson, 22447.  6/5/1992. 		 
     with Michelle Nelson
_________________________________________________________________________

1331.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: Big Hole Mountains: ca 5 air mi N of Swan Valley on Ida Hwy 31, 0.1 mi NE of Forest Service boundary.  Elev. 5900-6600 ft.
T2N R43E S12; also S11.  
Limestone rimrock, aspen and lodgepole forests and grassy slopes and ridges with scattered Cercocarpus, Juniperus, Artemisia tridentata and Symphoricarpos. 

Ronald L. Hartman, 28641.  6/4/1991. 		 
     with Stuart Markow
_________________________________________________________________________

1332.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Snake River Range: Mosquito Creek, ca 4 air mi SSW of Wilson.  Elev. 6200-6700 ft.
T40N R117W S8.  43.4597 N, 110.9019 W.  
Douglas fir forest with scattered grass-forb openings. Phenology: vegetative only. 

Ronald L. Hartman, 28735.  6/6/1991. 		RM 695969	Barcode: RM0263646
     with Stuart Markow
_________________________________________________________________________

1333.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: Teton Range: Darby Canyon at east end of road near trail head, ca 7 air ni ESE of Driggs, Idaho.  Elev. 7000-7200 ft.
T43N R118W S14.  43.6892 N, 110.9717 W.  
Douglas fir forests on slopes with scattered patches of grass/forb mixtures, aspen, serviceberry, and coralberry; limestone outcrops frequent. Phenology: vegetative only. 

Ronald L. Hartman, 28916.  6/8/1991. 		RM 695970	Barcode: RM0263635
     with Stuart Markow
_________________________________________________________________________

1334.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: Teton Range: Moose Creek trail head, ca 5.5 air mi SE of Victor, Idaho.  Elev. 6700-7200 ft.
T42N R118W S32.  43.5592 N, 111.0325 W.  
Lodgepole pine forests with some Douglas fir and open slopes with grass/forb mixtures. Phenology: vegetative only. 

Ronald L. Hartman, 28962.  6/8/1991. 		RM 695971	Barcode: RM0263647
     with Stuart Markow
_________________________________________________________________________

1335.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: Horseshoe Creek just W of Forest boundary; ca 8 air mi W of Driggs.  Elev. 6300-7000 ft.
T5N R44E S28; also S29.  
Slopes with mix of grass/forb communities with scattered patches of aspen, serviceberry, big sagebrush, and snowberry and grassy ridges. 

Ronald L. Hartman, 28984.  6/9/1991. 		 
     with Stuart Markow
_________________________________________________________________________

1336.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Madison County: Targhee National Forest: Big Hole Mountains: 0.5 air mi NW of Green Mountain Hot Springs (Pincock Hot Springs); 14 air mi W of Tetonia.  Elev. 5800 ft.
T6N R42E S36.  
Aspen grove and adjacent sagebrush/forb/grass covered slopes. 

Ronald L. Hartman, 29108.  6/9/1991. 		 
     with Stuart Markow
_________________________________________________________________________

1337.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: just E of Pony Creek where road enters Forest Service land; 11 air mi W of Tetonia.  Elev. 7000-7100 ft.
T6N R43E S34.  
Aspen and Douglas fir stands and adjacent sagebrush slopes. 

Ronald L. Hartman, 29147.  6/9/1991. 		 
     with Stuart Markow
_________________________________________________________________________

1338.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Madison County: Targhee National Forest: Big Hole Mountains: Cold Spring and adjacent slope to north, ca 7 air mi E of Heise.  Elev. 6320-6400 ft.
T4N R42E S30.  
Grassy areas around spring, drainage, and lodgepole pine forest; lodgepole pine forest. 

Ronald L. Hartman, 29866.  7/20/1991. 		 
     with Rafael Molina
_________________________________________________________________________

1339.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Madison County: Targhee National Forest: Big Hole Mountains: Forest Service Road 213 beyond Hinckley Creek, ca 11 air mi E of Heise.  Elev. 7100-7400 ft.
T4N R42E S26.  
Mountain slopes. 

Ronald L. Hartman, 30010.  7/20/1991. 		 
     with Rafael Molina
_________________________________________________________________________

1340.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: West Slope Teton Range: Cart Hollow, ca 3 air mi NE of Lamont.  Elev. 6200-6300 ft.
T8N R45E S28; also S33.  
Lodgepole pine forests with scattered meadows and wet areas. 

Ronald L. Hartman, 30296.  7/24/1991. 		 
     with Rafael Molina
_________________________________________________________________________

1341.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: North Fork of Teton Creek within 1 air mi of trail head; ca 10 air mi ENE of Driggs, Idaho.  Elev. 7000-7800 ft.
T44N R117W S20.  43.7622 N, 110.9119 W.  
Coniferous forests and openings on slopes and bottom of drainage. Phenology: vegetative only. 

Ronald L. Hartman, 30503.  7/26/1991. 		RM 695951	Barcode: RM0263628
     with Rafael Molina
_________________________________________________________________________

1342.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: slope above South Badger Creek, ca 10.5 air mi NE of Tetonia, Idaho.  Elev. 8000 ft.
T45N R118W S12.  43.878 N, 110.9661 W.  
Lodgepole pine forest Phenology: vegetative only. 

Ronald L. Hartman, 30820.  7/28/1991. 		RM 695952	Barcode: RM0263627
     with Rafael Molina
_________________________________________________________________________

1343.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: West Slope Teton Range: McRenolds Reservoir, ca 8 air mi E of Lamont.  Elev. 7000 ft.
T7N R46E S5; also S6.  
Openings adjacent to reservoir. 

Ronald L. Hartman, 30841.  7/28/1991. 		 
     with Rafael Molina
_________________________________________________________________________

1344.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Madison County: Targhee National Forest: Northwest Slope Big Hole Mountains: logging road between Warm Creek and Carlton Creek, ca 16 air mi W of Driggs.  Elev. 7000-7200 ft.
T5N R43E S20; also S21.  
Mostly open slopes dominated by forbs and shrubs (Balsamorhiza, Symphoricarpos, Artemisia), some aspen groves, and Douglas fir. 

Stuart Markow, 1003.  6/20/1991. 		 
_________________________________________________________________________

1345.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Beaverhead Range: along Crooked Creek in Crooked Creek Canyon, ca 27 air mi NW of Dubois.  Elev. 6400-6800 ft.
T11N R32E S7; also S18.  
Coniferous forest dominated by Pseudotsuga menziesii. 

Stuart Markow, 10091.  7/29/1992. 		 
_________________________________________________________________________

1346.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: Pleasant Valley Creek area, ca 7 air mi NW of Spencer.  Elev. 7000-7200 ft.
T13N R35E S35.  
Within coniferous forest dominated by Picea engelmannii and Pseudotsuga menziesii. 

Stuart Markow, 10322.  8/6/1992. 		 
_________________________________________________________________________

1347.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Madison County: Targhee National Forest: Northwest Slope Big Hole Mountains: Kirkham Hollow, adjacent to logging road near entrance to National Forest, 17 air mi W of Driggs.  Elev. 6700-7000 ft.
T5N R43E S31.  
Coniferous forest dominated by Pseudotsuga, Pinus contorta, Symphoricarpos, and Amelanchier. 

Stuart Markow, 1034.  6/20/1991. 		 
_________________________________________________________________________

1348.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Centennial Mountains: Taylor Creek area, ca 15 air mi NW of Island Park.  Elev. 5800 ft.
T14N R41E S32.  
Coniferous forest dominated by Pseudotsuga menziesii and Abies lasiocarpa. 

Stuart Markow, 10460.  8/9/1992. 		 
_________________________________________________________________________

1349.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: Brae Road, ca 5 air mi W of Esterbrook; ca 31 road mi SW of Douglas.  Elev. 6000-6300 ft.
T28N R72W S1 W1/2.  42.4275 N, 105.4303 W.  
Along south facing slope in pine forest/grassland. Phenology: vegetative only. 

B. A. Packer, 3260.  6/19/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1350.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Eccles Road, W of intersection with Mesa Falls Road, ca 16.5 air mi NE of Ashton.  Elev. 6100-6200 ft.
T12N R43E S32.  
Clearcut in Pinus contorta, dominated by forbs and grasses, with scattered Pinus contorta regeneration. 

Stuart Markow, 10599.  8/12/1992. 		 
_________________________________________________________________________

1351.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: between Mack's Inn and Latham Spring, ca 14 air mi SW of West Yellowstone, Montana.  Elev. 6500-6600 ft.
T13N R44E S11.  
Coniferous forest dominated by Pinus contorta and Pseudotsuga menziesii. 

Stuart Markow, 10706.  8/14/1992. 		 
_________________________________________________________________________

1352.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: along Twin Creek, ca 10 air mi SW of West Yellowstone, Montana.  Elev. 6600-6800 ft.
T15N R44E S19.  
Coniferous forest dominated by Pseudotsuga menziesii and Symphoricarpos. 

Stuart Markow, 10778.  8/17/1992. 		 
_________________________________________________________________________

1353.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Teton Canyon, just N of Teton Canyon Campground, ca 6 mi E of Alta.  Elev. 7000-7300 ft.
T44N R117W S19; also S20.  43.7634 N, 110.9343 W.  
Mixed open slope and coniferous forest dominated by Pseudotsuga, Prunus, Populus, and Symphoricarpos. Phenology: vegetative only. 

Stuart Markow, 1078.  6/20/1991. 		RM 701429	Barcode: RM0263445
_________________________________________________________________________

1354.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: intersection of U.S. Hwy 20 and Sheep Falls Road, ca 8 air mi N of Ashton.  Elev. 6100 ft.
T10N R42E S13.  
Clearcut Pinus contorta with mostly weedy forbs and grasses, scattered Pinus contorta. 

Stuart Markow, 10927.  8/19/1992. 		 
_________________________________________________________________________

1355.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Targhee National Forest: Beaverhead Range: Scott Canyon, ca 6.5 air mi SE of Nicholia.  Elev. 7600-7800 ft.
T11N R30E S4.  
Artemisia and grasses, scattered aspen groves. 

Stuart Markow, 10997.  8/22/1992. 		 
_________________________________________________________________________

1356.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Bridger-Teton National Forest: East Slope Snake River Range: Munger Mountain, ca 4 air mi SE of Red Top Meadows.  Elev. 6200-7200 ft.
T39N R116W S20.  43.3279 N, 110.7862 W.  
Mostly open slopes dominated by shrubs and forbs including Amelanchier, Symphoricarpos, Balsamorhiza, and bunchgrasses. Phenology: vegetative only. 

Stuart Markow, 1220.  6/22/1991. 		RM 701430	Barcode: RM0263449
_________________________________________________________________________

1357.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: Mahogany Creek at entrance to National Forest, ca 7 air mi W of Driggs.  Elev. 6300-6400 ft.
T4N R44E S14.  
Combination open slopes and coniferous forest dominated by shrubs and forbs, Douglas fir, and Prunus. 

Stuart Markow, 1260.  6/23/1991. 		 
     with B. E. Nelson and Michelle Nelson
_________________________________________________________________________

1358.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: Patterson Creek, 1/4 mi W of entrance to National Forest; ca 5.5 air mi NW of Victor.  Elev. 6400 ft.
T4N R44E S36.  
Coniferous forest dominated by Pseudotsuga, Abies, Purshia, and Sorbus, also some riparian. 

Stuart Markow, 1305.  6/23/1991. 		 
     with B. E. Nelson and Michelle Nelson
_________________________________________________________________________

1359.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: Medicine Bow National Forest: ca 0.5 mi E of Esterbrook Workstation; ca 31 road mi SE of Douglas.  Elev. 6200-6300 ft.
T28N R71W S11 NE1/4.  42.4131 N, 105.3324 W.  
Granite outcrop. Phenology: vegetative only. 

B. A. Packer, 3335.  6/21/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1360.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Ghost Creek, ca 5 mi NW of Esterbrook; ca 28 road mi from Douglas.  Elev. 6200-6300 ft.
T29N R72W S35 SW1/4.  42.4426 N, 105.4523 W.  
Under Acer grove. Phenology: vegetative only. 

B. A. Packer, 3360.  6/22/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1361.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: West Slope Snake River Range: Rainey Creek from entrance to National Forest to Corral Canyon, ca 3 air mi E of Swan Valley.  Elev. 5400-5800 ft.
T2N R44E S26; also S27 and S34.  
Juniper/grassland, dominated by Juniperus scopulorum and bunchgrass, some riparian. 

Stuart Markow, 1592.  6/28/1991. 		 
_________________________________________________________________________

1362.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: East Slope Snake River Range: base of Taylor Mountain, ca 9 air mi SW of Jackson.  Elev. 7000-7200 ft.
T39N R117W S3.  43.3795 N, 110.8603 W.  
Coniferous forest dominated by Pseudotsuga and Pinus contorta, and adjacent streamside. Phenology: vegetative only. 

Stuart Markow, 1728.  6/30/1991. 		RM 701435	Barcode: RM0263464
_________________________________________________________________________

1363.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: trail along South Fork of Horseshoe Creek, ca 10 air mi W of Driggs.  Elev. 6400 ft.
T5N R44E S31; also S32.  
Roadside, bordered by open slope dominated by forbs and grasses. 

Stuart Markow, 2001.  7/4/1991. 		 
_________________________________________________________________________

1364.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Targhee National Forest: South Slope Snake River Range: entrance to Open Canyon, at intersection with U.S. Hwy 26/89.  Elev. 5760 ft.
T38N R117W S5.  43.2927 N, 110.8995 W.  
Open area dominated by forbs and shrubs with some aspen and conifers. Phenology: vegetative only. 

Stuart Markow, 2290.  7/6/1991. 		RM 701437	Barcode: RM0263463
_________________________________________________________________________

1365.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Darby Canyon, South Fork Trail head, ca 8 air mi SE of Driggs, Idaho.  Elev. 7100-8000 ft.
T43N R118W S13.  43.6914 N, 110.9542 W.  
Coniferous forest dominated by Abies lasiocarpa and Picea engelmannii.  Some clearings and some riparian. Phenology: vegetative only. 

Stuart Markow, 2307.  7/8/1991. 		RM 701438	Barcode: RM0263462
_________________________________________________________________________

1366.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: Ida Hwy 31, W of Pine Creek Campground, ca 5 mi SW of Victor.  Elev. 6500-7100 ft.
T3N R44E S13; also S24.  
Forest dominated by Pseudotsuga, Abies lasiocarpa, Pinus contorta, with large aspen stands, some riparian, along with adjacent open slopes dominated by forbs and shrubs including Symphoricarpos, Amelanchier, Artemisia, and Purshia. 

Stuart Markow, 241.  6/11/1991. 		 
_________________________________________________________________________

1367.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Coal Creek Trail, ca 9 air mi SE of Victor, Idaho.  Elev. 7200-7800 ft.
T41N R118W S14; also S15.  43.5186 N, 110.9742 W.  
Coniferous forest bordering creek, dominated by Abies lasiocarpa, Pseudotsuga menziesii, Sorbus, and Salix. Phenology: vegetative only. 

Stuart Markow, 2439.  7/8/1991. 		RM 701439	Barcode: RM0263451
_________________________________________________________________________

1368.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: south end of trail leading from Ida Hwy 31 to Corral Creek, ca 7 air mi SE of Victor.  Elev. 6400-6500 ft.
T3N R44E S23.  
Coniferous forest dominated by Pinus contorta and Abies lasiocarpa with some riparian. 

Stuart Markow, 2576a.  7/10/1991. 		 
_________________________________________________________________________

1369.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along unnamed branch of Horseshoe Creek, ca 2 air mi NE of Esterbrook; ca 32 air mi SE of Douglas.  Elev. 6000-6200 ft.
T28N R71W S1 E1/2.  42.4275 N, 105.3129 W.  
Along the creek and adjacent granite outcroppings. Phenology: vegetative only. 

B. A. Packer, 3479.  6/23/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1370.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: trail from Rammel Hollow to Packsaddle Lake, ca 9 air mi W of Tetonia.  Elev. 6800-7600 ft.
T5N R43E S1; 2.  
Coniferous forest, dominated by Pinus contorta, Abies lasiocarpa, and Symphoricarpos, with many clearings dominated by forbs. 

Stuart Markow, 2744.  7/12/1991. 		 
_________________________________________________________________________

1371.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Teton Canyon, off road leading to Grand Targhee Ski Area, ca 9 air mi ESE of Tetonia, Idaho.  Elev. 7200-7500 ft.
T44N R118W S10.  43.7922 N, 110.9941 W.  
Coniferous forest dominated by Pinus contorta and Abies lasiocarpa. Phenology: vegetative only. 

Stuart Markow, 2870.  7/12/1991. 		RM 701443	Barcode: RM0263461
_________________________________________________________________________

1372.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: East Slope Teton Range: Middle Fork Phillips Canyon, 1/4 mi W of Fish Creek; 3 air mi N of Wilson.  Elev. 6200-6600 ft.
T41N R117W S2; also S3.  43.5474 N, 110.8546 W.  
Coniferous forest dominated by Abies lasiocarpa, Pinus contorta, and Pseudotsuga menziesii, with some riparian. Phenology: vegetative only. 

Stuart Markow, 3033.  7/14/1991. 		RM 701444	Barcode: RM0263460
_________________________________________________________________________

1373.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: West Slope Snake River Range: Mike Spencer Canyon, SE of Ida Hwy 31, ca 6 air mi N of Swan Valley.  Elev. 5800-6200 ft.
T2N R44E S4; also S5.  
Mostly open valley bottom, dominated by forbs and shrubs, bordered by coniferous forest dominated by Abies lasiocarpa and Pseudotsuga menziesii with some riparian. 

Stuart Markow, 3095.  7/16/1991. 		 
_________________________________________________________________________

1374.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: West Slope Snake River Range: Sheep Creek Canyon, ca 2-3 air mi NE of Palisades Townsite.  Elev. 6000-6800 ft.
T1N R45E S32; also S33.  
Open valley bottom dominated by shrubs and forbs, bordered by coniferous-aspen forest with some riparian. 

Stuart Markow, 3274.  7/18/1991. 		 
_________________________________________________________________________

1375.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: East Slope Snake River Range: Coburn Creek Trail, from Prichard Pass.  Elev. 6300-6400 ft.
T39N R116W S19.  43.3279 N, 110.8058 W.  
Open coniferous forest with roadside weeds. Phenology: vegetative only. 

Stuart Markow, 3485.  7/20/1991. 		RM 695961	Barcode: RM0263631
_________________________________________________________________________

1376.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Targhee National Forest: Snake River Range: U.S. Hwy 26/89, N of Station Creek Campground, ca 10 air mi E of Alpine.  Elev. 6200-6600 ft.
T38N R117W S26.  43.2348 N, 110.8407 W.  
Open slope dominated by forbs (Balsamorhiza and Wyethia) and shrubs (Artemisia, Symphoricarpos, Acer, and Purshia). Phenology: vegetative only. 

Stuart Markow, 359.  6/11/1991. 		RM 701612	Barcode: RM0264061
_________________________________________________________________________

1377.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: Northwest Slope Snake River Range: Mail Cabin Creek, ca 11 air mi W of Jackson.  Elev. 7600-8000 ft.
T41N R118W S21; also S22.  43.5042 N, 111.014 W.  
Coniferous forest dominated by Abies lasiocarpa and Picea engelmannii, with many openings and some riparian. Phenology: vegetative only. 

Stuart Markow, 3732.  7/22/1991. 		RM 695962	Barcode: RM0263630
_________________________________________________________________________

1378.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: W of Relay Ridge, ca 15 air mi W of Driggs.  Elev. 7600-8600 ft.
T4N R43E S2; also S3 and T5N R43E S34 and S35.  
Coniferous forest and adjacent open slope. 

Stuart Markow, 4071.  7/26/1991. 		 
_________________________________________________________________________

1379.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Big Hole Mountains: Packsaddle Basin, N of Relay Ridge, ca 13 air mi NW of Driggs.  Elev. 7800-8200 ft.
T5N R43E S22; also S27.  
Coniferous forest dominated by Abies lasiocarpa and Pseudotsuga menziesii with many clearings. 

Stuart Markow, 4156.  7/26/1991. 		 
_________________________________________________________________________

1380.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Madison County: Targhee National Forest: West Slope Big Hole Mountains: West Pine Creek Trail, just N of Ida Hwy 31.  Elev. 6000-6400 ft.
T3N R44E S19; also S29.  
Coniferous forest, dominated by Abies lasiocarpa and Pinus contorta, with many openings, some riparian. 

Stuart Markow, 4234.  7/28/1991. 		 
_________________________________________________________________________

1381.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: Snake River Range: U.S. Hwy 26, Blowout Canyon, ca 10 air mi NW of Alpine, Wyoming.  Elev. 5800 ft.
T1S R46E S31.  
Forest with some conifers (Pinus, Picea, Pseudotsuga) and Populus and adjacent open slopes dominated by forbs and shrubs (Amelanchier, Symphoricarpos, Prunus). 

Stuart Markow, 434.  6/11/1991. 		 
_________________________________________________________________________

1382.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Moose Creek Trail.  Elev. 6400-7000 ft.
T42N R118W S32; also S33.  43.5618 N, 111.0339 W.  
Coniferous forest dominated by Abies lasiocarpa and Picea pungens, and adjacent riparian. Phenology: vegetative only. 

Stuart Markow, 4533.  7/30/1991. 		RM 695966	Barcode: RM0263634
_________________________________________________________________________

1383.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Targhee National Forest: West Slope Snake River Range: Indian Creek Trail, ca 4.5 air mi N of Alpine Junction.  Elev. 7200-7600 ft.
T38N R118W S32; also S33.  43.232 N, 111.0221 W.  
Coniferous forest dominated by Abies lasiocarpa and Picea engelmannii. Phenology: vegetative only. 

Stuart Markow, 4736.  8/1/1991. 		RM 695967	Barcode: RM0263633
_________________________________________________________________________

1384.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: entrance to Big Hole Canyon, ca 4 air mi SE of Victor.  Elev. 6200-6600 ft.
T3N R45E S19.  
Open slope dominated by shrubs and forbs, with occasional Abies lasiocarpa and Pseudotsuga menziesii. 

Stuart Markow, 4789.  8/2/1991. 		 
_________________________________________________________________________

1385.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: Crest of Teton Range: south face of Mt. Glory, ca 9 air mi NW of Jackson.  Elev. 8800-9200 ft.
T41N R118W S13; also S24.  43.5186 N, 110.9542 W.  
Open slopes dominated by forbs intermixed with large patches of coniferous forest dominated by Abies lasiocarpa and Picea engelmannii. Phenology: vegetative only. 

Stuart Markow, 4936.  8/2/1991. 		RM 695973	Barcode: RM0263452
_________________________________________________________________________

1386.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: East Slope Big Hole Mountains: Patterson Creek Trail, ca 7 air mi NW of Victor.  Elev. 6200-6600 ft.
T4N R44E S35; also S36.  
Coniferous forest adjacent to creek, dominated by Abies lasiocarpa, Pinus contorta, and Picea engelmannii, some riparian. 

Stuart Markow, 4975.  8/5/1991. 		 
_________________________________________________________________________

1387.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Green Lakes Trail, ca 13 air mi NW of Tetonia, Idaho.  Elev. 7000-7800 ft.
T45N R117W S19; also S20.  43.849 N, 110.946 W.  
Coniferous forest dominated by Abies lasiocarpa and Picea pungens, with many clearings and some riparian. Phenology: vegetative only. 

Stuart Markow, 5185.  8/7/1991. 		RM 695975	Barcode: RM0263453
_________________________________________________________________________

1388.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Alaska Basin Trail along South Fork of Teton Creek.  Elev. 7200-7400 ft.
T44N R117W S29; also S33.  43.749 N, 110.9144 W.  
Coniferous forest dominated by Abies lasiocarpa and Picea engelmannii with many openings, some riparian. Phenology: vegetative only. 

Stuart Markow, 5447.  8/9/1991. 		RM 695976	Barcode: RM0263454
_________________________________________________________________________

1389.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: West Slope Big Hole Mountains: Black Canyon, ca 9 air mi from Kelly Canyon Ski Area, adjacent to and N of Snake River.  Elev. 5400-6400 ft.
T3N R43E S17; also S18, 19 and T3N R42E S13.  
Riparian and adjacent open area. 

Stuart Markow, 554.  6/14/1991. 		 
_________________________________________________________________________

1390.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: East Slope Snake River Range: Divide Trail, S of Mosquito Creek Road.  Elev. 6400-6600 ft.
T40N R117W S18.  43.428 N, 110.9233 W.  
Roadside and adjacent coniferous forest, dominated by Pinus contorta, Abies lasiocarpa, and Picea engelmannii, with some riparian. Phenology: vegetative only. 

Stuart Markow, 5569.  8/11/1991. 		RM 695977	Barcode: RM0263455
_________________________________________________________________________

1391.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: West Slope Teton Range: Porcupine Creek Campground and surrounding area.  Elev. 5500-5700 ft.
T9N R44E S23.  
Coniferous forest dominated by Pinus contorta, with openings and adjacent roadside, and some riparian. 

Stuart Markow, 5720.  8/13/1991. 		 
_________________________________________________________________________

1392.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Lower Mesa Falls Campground and vicinity.  Elev. 6000 ft.
T10N R44E S19; also T10N R43E S24.  
Coniferous forest dominated by Pseudotsuga menziesii, with many clearings and some riparian. 

Stuart Markow, 5835.  8/13/1991. 		 
_________________________________________________________________________

1393.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: West Slope Teton Range: Pinochle Road, 0.5 mi E of entrance to National Forest.  Elev. 6600-6900 ft.
T7N R45E S25.  
Coniferous forest dominated by Pinus contorta, Pseudotsuga menziesii, and Prunus virginiana. 

Stuart Markow, 5900.  8/15/1991. 		 
_________________________________________________________________________

1394.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along unnamed creek, ca 8.5 air mi from Glenrock on County Road 19.  Elev. 6000-6500 ft.
T32N R76W S19 SE1/4.  42.7297 N, 106.0003 W.  
Cow pasture and adjacent sandstone/granite canyon. Phenology: vegetative only. 

B. A. Packer, 3842.  7/2/1998. 		RM 
     with T. McGowan & T. Freeman
_________________________________________________________________________

1395.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: East Slope Teton Range: N of Teton Village.  Elev. 6200 ft.
T42N R117W S13; also S24.  43.605 N, 110.8347 W.  
Roadside and small patch of coniferous forest dominated by Pinus contorta and Abies lasiocarpa with some riparian. Phenology: vegetative only. 

Stuart Markow, 6147.  8/17/1991. 		RM 695981	Barcode: RM0263456
_________________________________________________________________________

1396.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: trail from Grand Targhee Ski Area to Miles Creek Trail, ca 10 air mi NE of Driggs, Idaho.  Elev. 7800-8000 ft.
T44N R118W S12; also S13.  43.7922 N, 110.9542 W.  
Coniferous forest and roadside, dominated by Abies lasiocarpa, Picea engelmannii and Lonicera utahensis. Phenology: vegetative only. 

Stuart Markow, 6243.  8/19/1991. 		RM 695982	Barcode: RM0263459
_________________________________________________________________________

1397.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Game Creek Trail, ca 4 air mi SE of Victor, Idaho.  Elev. 6400-6600 ft.
T42N R118W S18; also S19.  43.605 N, 111.0538 W.  
Coniferous forest, dominated by Picea engelmannii and Abies lasiocarpa with some areas of roadside weeds and riparian. Phenology: vegetative only. 

Stuart Markow, 6416.  8/19/1991. 		RM 695983	Barcode: RM0263458
_________________________________________________________________________

1398.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: near entrance to Darby Canyon, ca 4 air mi SE of Driggs, Idaho.  Elev. 6600-7400 ft.
T43N R118W S17; also S20.  43.6914 N, 111.0339 W.  
Open slopes dominated by forbs and shrubs (Amelanchier, Purshia, Symphoricarpos, and Prunus) and open area adjacent to irrigation canal. Phenology: vegetative only. 

Stuart Markow, 657.  6/16/1991. 		RM 701423	Barcode: RM0263447
_________________________________________________________________________

1399.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: slope above and W of Threemile Creek, ca 15 air mi NNE of Dubois.  Elev. 6600 ft.
T12N R37E S8.  
Wet seep on side of hill with mostly Salix, Prunus, and riparian forbs. 

Stuart Markow, 6712.  5/30/1992. 		 
_________________________________________________________________________

1400.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: North Slope Western Centennial Mountains: along Pleasant Valley Creek near mouth of White Pine Canyon, ca 6.5 air mi NW of Spencer.  Elev. 6900 ft.
T13N R35E S25.  
Riparian dominated by Salix, grasses, sedges, and forbs. 

Stuart Markow, 6891.  6/5/1992. 		 
_________________________________________________________________________

1401.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: South Slope Western Centennial Mountains: 300 yds S of Long Creek, 1 air mi E of National Forest boundary; ca 12 air mi N of Spencer.  Elev. 7400-7500 ft.
T13N R36E S23.  
Patchy conifer forest dominated by Pseudotsuga with some aspen. 

Stuart Markow, 6996.  6/5/1992. 		 
_________________________________________________________________________

1402.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: 0.5 mi SW of Targhee Pass, along Howard Creek, ca 9.5 air mi W of West Yellowstone, Montana.  Elev. 6800-7000 ft.
T16N R44E S31.  
Riparian, dominated by Salix and Carex. 

Stuart Markow, 7124.  6/7/1992. 		 
_________________________________________________________________________

1403.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Anderson Mill Canyon Road, near intersection with U.S. Hwy 20, ca 7 air mi N of Ashton.  Elev. 6100-6200 ft.
T10N R43E S29; also S30.  
Within coniferous forest dominated by Pinus contorta, Salix scouleriana, some Pseudotsuga and Abies. 

Stuart Markow, 7256.  6/10/1992. 		 
_________________________________________________________________________

1404.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: above and ca 0.5 mi E of Warm River, ca 8 air mi NE of Ashton.  Elev. 5400 ft.
T9N R44E S7.  
Clearcut in coniferous forest, dominated by grasses and forbs, some sapling Pinus contorta. 

Stuart Markow, 7303.  6/10/1992. 		 
_________________________________________________________________________

1405.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: E of Island Park Ranger Station, south side of Buffalo River, ca 3 air mi S of Island Park.  Elev. 6200-6300 ft.
T13E R43N S27.  
Within coniferous forest dominated by Pinus contorta. 

Stuart Markow, 7374.  6/10/1992. 		 
_________________________________________________________________________

1406.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: 0.5 mi S of Green Canyon Pass at intersection of logging road with Green Canyon Road, ca 3 air mi S of Island Park Reservoir.  Elev. 6500 ft.
T12N R42E S29.  
Within coniferous forest, dominated by Pinus contorta, Pseudotsuga menziesii, and Ceanothus velutinus. 

Stuart Markow, 7413.  6/12/1992. 		 
_________________________________________________________________________

1407.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Big Springs, ca 8 air mi SE of Henrys Lake, ca 4 air mi E of North Fork Summer Home Area.  Elev. 6400 ft.
T14N R44E S33.  
Flood plain just below springs, dominated by Salix and Picea engelmannii. 

Stuart Markow, 7484.  6/12/1992. 		 
_________________________________________________________________________

1408.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Mill Creek, ca 3 air mi NW of Island Park.  Elev. 6400 ft.
T13N R43E S6.  
Mostly forbs and graminoids with scattered Pinus contorta. 

Stuart Markow, 7552.  6/12/1992. 		 
_________________________________________________________________________

1409.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: northernmost of two hairpin turns on road to Grand Targhee Ski area, 2.5 miles NE of Alta.  Elev. 7200-7300 ft.
T44N R118W S15.  43.7778 N, 110.9941 W.  
Open area dominated by shrubs and forbs. Phenology: vegetative only. 

Stuart Markow, 766.  6/16/1991. 		RM 701424	Barcode: RM0263446
_________________________________________________________________________

1410.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Centennial Mountains: Willow Creek, ca 32 air mi NE of Ashton.  Elev. 6700 ft.
T14N R41E S25.  
Open site in coniferous forest, dominated by forbs and grasses. 

Stuart Markow, 7662.  6/14/1992. 		 
_________________________________________________________________________

1411.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Centennial Mountains: at intersection of Dry Creek and road leading from Kilgore to Island Park, ca 8 air mi NE of Kilgore.  Elev. 6500 ft.
T14N R40E S8; also S9.  
Aspen stand, dominated by Populus tremuloides, some Pseudotsuga menziesii. 

Stuart Markow, 7713.  6/14/1992. 		 
_________________________________________________________________________

1412.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along unnamed spur of the Laramie River, ca 15 air mi SW of Esterbrook.  Elev. 7000-7200 ft.
T26N R73W S36 NE1/4.  42.1807 N, 105.5468 W.  
Along wet meadow. Phenology: vegetative only. 

B. A. Packer, 4030.  7/6/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1413.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Targhee National Forest: Beaverhead Range: South Fork of Worthing Canyon, ca 10 air mi SE of Nicholia.  Elev. 7300-7700 ft.
T11N R30E S33.  
Canyon bottom with coniferous forest dominated by Pseudotsuga and Pinus flexilis. 

Stuart Markow, 7754.  6/18/1992. 		 
_________________________________________________________________________

1414.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Beaverhead Range: upper reaches of Grouse Canyon, ca 23 air mi NW of Dubois.  Elev. 6700-7000 ft.
T11N R32E S3; also S10.  
Coniferous forest dominated by Pseudotsuga menziesii. 

Stuart Markow, 7952.  6/21/1992. 		 
_________________________________________________________________________

1415.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: above and W of Modoc Creek, leading to Paul Reservoir, 3 air mi S of National Forest boundary, ca 21 air mi NW of Dubois.  Elev. 7500-7600 ft.
T13N R35E S9; also S10.  
Open slopes with mostly forbs and grasses. 

Stuart Markow, 8103.  6/22/1992. 		 
_________________________________________________________________________

1416.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Centennial Mountains: E of Beaver Creek along Dairy Creek, ca 16 air mi N of Dubois.  Elev. 6000-6200 ft.
T13N R36E S25; also S35.  
Riparian, dominated by Salix, many forbs. 

Stuart Markow, 8252.  6/25/1992. 		 
_________________________________________________________________________

1417.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Monday Creek, ca 10 air mi SW of Esterbrook.  Elev. 7400-7500 ft.
T27N R72W S18 SE1/4; also NE1/4 S19.  42.3133 N, 105.5247 W.  
Along dry creek beds, rangeland, and boulder outcroppings. Phenology: vegetative only. 

B. A. Packer, 4096.  7/8/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1418.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Targhee National Forest and vicinity: Beaverhead Range: along Willow Creek, ca 1 air mi NW of Nicholia.  Elev. 7000 ft.
T12N R29E S5; also S8.  
Riparian, dominated by Salix, Rosa, and Ribes. 

Stuart Markow, 8326.  6/28/1992. 		 
_________________________________________________________________________

1419.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: Southwest Slope Big Hole Mountains: Dry Canyon, ca 8 air mi NW of Swan Valley.  Elev. 5800-6400 ft.
T3N R43E S23; also S27.  
Open canyon bottom bordered by coniferous forests dominated by Pseudotsuga menziesii. 

Stuart Markow, 861.  6/18/1991. 		 
_________________________________________________________________________

1420.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Centennial Mountains: Cottonwood Creek area, ca 6.5 air mi N of Kilgore.  Elev. 6700-6800 ft.
T14N R39E S31.  
Coniferous forest dominated by Pseudotsuga menziesii and Abies lasiocarpa. 

Stuart Markow, 8615.  7/4/1992. 		 
_________________________________________________________________________

1421.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: intersection of U.S. Hwy 20 and Little Butte Road, ca 13 air mi N of Ashton.  Elev. 6200 ft.
T11N R42E S23.  
Clearcut in coniferous forest, ca 5 years old, dominated by grasses, Carex and forbs, with scattered Pinus contorta. 

Stuart Markow, 8780.  7/6/1992. 		 
_________________________________________________________________________

1422.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Medicine Bow National Forest: along South Branch North Fork Crow Creek, ca 10.5 air mi SE of Laramie.  Elev. 8200-8350 ft.
T14N R71W S5.  41.211 N, 105.3733 W.  
Along creek. Phenology: vegetative only. 

B. A. Packer, 4142.  7/14/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1423.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Teton County: Targhee National Forest: Snake River Range: Mike Harris Creek Road, near intersection with Ida Hwy 33, 3 air mi S of Victor.  Elev. 6400-6500 ft.
T3N R46E S24; also S25.  
Coniferous forest dominated by Pseudotsuga, Pinus contorta, Amelanchier and Symphoricarpos. 

Stuart Markow, 902.  6/18/1991. 		 
_________________________________________________________________________

1424.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Centennial Mountains: just within National Forest boundary, 100 yards N of road leading from U.S. Hwy 20 to Sawtell Peak, 1.5 air mi W of U.S. Hwy 20, ca 6 air mi SE of Henrys Lake.  Elev. 6400-6500 ft.
T14N R43E S14.  
Coniferous forest dominated by Pinus contorta. 

Stuart Markow, 9068.  7/8/1992. 		 
_________________________________________________________________________

1425.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Yellowstone Plateau: area around intersection of Fish Creek Road and road to Snow Creek Butte, ca 16 air mi NE of Ashton.  Elev. 6700-6800 ft.
T10N R45E S17.  
Coniferous forest dominated by Pinus contorta and Pseudotsuga menziesii. 

Stuart Markow, 9103.  7/10/1992. 		 
_________________________________________________________________________

1426.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Island Park, along small creek ca 50 yds N of Buffalo River; ca 200 yds W of U.S. Hwy 20.  Elev. 6300 ft.
T13N R43E S27.  
Riparian dominated by Salix and Carex. 

Stuart Markow, 9229.  7/13/1992. 		 
_________________________________________________________________________

1427.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: Targhee Creek Trail from trail head to Dry Fork Cutoff, ca 9 air mi W of West Yellowstone, Montana.  Elev. 6800 ft.
T16N R44E S31.  
Open coniferous forest dominated by Pseudotsuga menziesii. 

Stuart Markow, 9409.  7/15/1992. 		 
_________________________________________________________________________

1428.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: along Warm River, just E of Union Pacific Railroad bed, ca 7 air mi SE of Island Park.  Elev. 6200-6300 ft.
T12N R44E S30.  
Adjacent to river in logged area dominated by forbs and grasses, some Pinus contorta. 

Stuart Markow, 9588.  7/20/1992. 		 
_________________________________________________________________________

1429.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Centennial Mountains: Bear Gulch at head of trail to Mule Meadows and Table Mountain, ca 7 air mi NW of Kilgore.  Elev. 6900 ft.
T13N R38E S4.  
Along roadside adjacent to coniferous forest dominated by Pseudotsuga menziesii and Pinus contorta, some Picea englemannii. 

Stuart Markow, 9620.  7/20/1992. 		 
_________________________________________________________________________

1430.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: 0.5 mi N of entrance to Huntley Canyon, ca 1 air mi NW of Spencer.  Elev. 6000 ft.
T12N R36E S14.  44.3681 N, 112.186 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Open slope dominated by Artemisia, Symphoricarpos, and grasses, with many roadside weeds. 

Stuart Markow, 9803.  7/24/1992. 		 
_________________________________________________________________________

1431.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Blue Nose Creek; ca 18 air mi SW of Douglas.  Elev. 7200-7400 ft.
T30N R74W S16 SE1/4; also NW1/4 of NW1/4 S15.  42.5695 N, 105.7251 W.  
Along creek and adjacent rock outcroppings; aspen forest. Phenology: vegetative only. 

B. A. Packer, 4253.  7/15/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1432.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clark County: Targhee National Forest: Western Centennial Mountains: along Irving Creek, ca 27 air mi NW of Dubois.  Elev. 7000-7200 ft.
T13N R33E S17.  
Plants just above riparian area. 

Stuart Markow, 9951.  7/26/1992. 		 
_________________________________________________________________________

1433.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Rabbit Creek, ca 20 air mi SW of Douglas.  Elev. 7100-7300 ft.
T30N R74W S30 SW1/4; also NW1/4 of NW1/4 S31.  42.5403 N, 105.7644 W.  
Along creekbank. Phenology: vegetative only. 

B. A. Packer, 4395.  7/15/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1434.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Cochise County: Chiricahua Mountains: Barfoot Park, head of Pine Canyon.  Elev. 8500 ft.
Phenology: vegetative only. 

Dr. Witmer Stone, 550.  7/5/1919. 		RM 128579
_________________________________________________________________________

1435.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Roaring Fork, ca 25 air mi SW of Douglas.  Elev. 8200-8500 ft.
T29N R75W S16 N1/2.  42.482 N, 105.843 W.  
Along creek and adjacent boulder outcrops. Phenology: vegetative only. 

B. A. Packer, 4440.  7/15/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1436.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: San Francisco Mountain, 10 mi N of Flagstaff; Arizona Snow Bowl.  Elev. 9600 ft.
T23N R6E S36.  
Slope 10 degrees west; soil volcanic rock; spruce/fir/apsen forest. Phenology: buds. 

Elbert L. Little Jr., 12820.  3/20/1950. 		USFS 444536
_________________________________________________________________________

1437.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Otero County: Cloudcroft: east slope of Thomason Canyon.  Elev. 8500 ft.
Phenology: vegetative only. 

H. L. Viereck, s. .n..  5/26/1902. 		RM 106569
_________________________________________________________________________

1438.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Ford Creek, ca 35 air mi SW of Douglas.  Elev. 7400-7500 ft.
T29N R74W S25 NE1/4.  42.4529 N, 105.6661 W.  
In granite outcroppings. Phenology: vegetative only. 

B. A. Packer, 4583.  7/20/1998. 		RM 
     with T. McGowan & J. Brondum
_________________________________________________________________________

1439.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: along Soldier Creek, ca 37 air mi SW of Douglas.  Elev. 6200-6600 ft.
T28N R71W S23 SE1/4.  42.3844 N, 105.3324 W.  
Aspen forest. Phenology: vegetative only. 

B. A. Packer, 4619.  7/21/1998. 		RM 
     with T. McGowan & J. Brondum
_________________________________________________________________________

1440.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Catron County: Mogollon Mountains: on Mogollon Creek.  Elev. 8000 ft.
T12S R15W S31.  
Phenology: vegetative only. 

O. B. Metcalfe, 269.  7/18/1903. 		RM 55516
_________________________________________________________________________

1441.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Laramie County: Laramie Range: Granite Reservoir: ca 15 air mi E of Laramie.  Elev. 7500-7700 ft.
T14N R70W S17.  41.1863 N, 105.2621 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Southwest facing granite outcrops. Phenology: vegetative only. 

B. A. Packer, 4815.  7/29/1998. 		RM 
_________________________________________________________________________

1442.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Arizona, Coconino County: Coconino National Forest: ca 4 mi WSW of Flagstaff.  Elev. 7100 ft.
T21N R6E S25.  
Ponderosa pine type. Phenology: vegetative only. 

William A. Dayton, 1110.  6/7/1930. 		USFS 444537
_________________________________________________________________________

1443.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: Williams Fork Mountains: Fish Creek Canyon, ca 19 air mi SW of Steamboat Springs.  Elev. 6900 ft.
T5N R87W S34.  40.3492 N, 107.1381 W; uncertainty 1 mi..  
At base of sandstone ridge. 

B. E. Nelson, 18553.  6/18/1990. 		 
_________________________________________________________________________

1444.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Medicine Bow National Forest: along the Middle Branch Middle Lodgepole Creek, ca 11 air mi ESE of Laramie.  Elev. 7800-8100 ft.
T15N R71W S15.  41.2684 N, 105.3351 W.  
Along creek. Phenology: vegetative only. 

B. A. Packer, 4883.  7/31/1998. 		RM 
     with T. McGowan & J. Brondum
_________________________________________________________________________

1445.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: off Sage Creek Canyon opposite Hillbilly Mountain, ca 6.5 air mi S of Hayden; ca 22 air mi WSW of Steamboat Springs.  Elev. 7600 ft.
T5N R88W S11.  40.4067 N, 107.2327 W.  
Aspen-mountain shrub slopes. 

B. E. Nelson, 18616.  6/18/1990. 		 
_________________________________________________________________________

1446.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: East Beaver Creek S of Ellison Mountain, ca 4 air mi NNE of Buford; ca 17 air mi E of Meeker.  Elev. 8100 ft.
T1N R91W S22.  40.0407 N, 107.5874 W.  
Aspen woods on north-facing slope. 

B. E. Nelson, 18845.  6/21/1990. 		 
_________________________________________________________________________

1447.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Long Park and vicinity, ca 12.5 air mi NE of Buford; ca 27 air mi E of Meeker.  Elev. 8800 ft.
T1N R89W S6.  40.0843 N, 107.4182 W; uncertainty 1 mi..  
Aspen-fir woods with clearings. 

B. E. Nelson, 18883.  6/22/1990. 		 
_________________________________________________________________________

1448.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: along trail 1112 above Poose Creek, ca 1.5 air mi W of Pyramid Guard Station, ca 36 air mi ENE of Meeker.  Elev. 8900-9000 ft.
T2N R88W S10.  40.157 N, 107.2606 W.  
Wet aspen woods. 

B. E. Nelson, 18999.  6/22/1990. 		 
_________________________________________________________________________

1449.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Chapman Reservoir and vicinity on Little Oak Creek, ca 45 air mi ENE of Meeker; ca 10 air mi WNW of Yampa.  Elev. 9300 ft.
T3N R86W S31.  40.1864 N, 107.0884 W.  
Aspen forest. 

B. E. Nelson, 19016.  6/25/1990. 		 
_________________________________________________________________________

1450.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: on the divide between Egeria and Sunnyside creeks, ca 1 air mi SSW of Harper Reservoir, ca 11 air mi SSW of Yampa; ca 34 air mi SSW of Steamboat Springs.  Elev. 10000 ft.
T1N R86W S35.  40.0096 N, 107.0118 W; uncertainty 1 mi..  
Rocky sagebrush slope, aspen woods, open lodgepole pine forest, and meadows. 

B. E. Nelson, 19164.  6/28/1990. 		 
_________________________________________________________________________

1451.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Flat Tops Wilderness: Mirror Lake Trail, ca 30 air mi E of Meeker; ca 6 air mi NW of Trappers Lake.  Elev. 9600-10100 ft.
T1N R89W S24; also S26.  40.0407 N, 107.3242 W.  
Lake basin, rocky basalt slopes, meadows, and timber, dominated by Abies lasiocarpa and Picea engelmannii. 

James P. Vanderhorst, 1124.  7/15/1990. 		 
_________________________________________________________________________

1452.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: East Canyon Creek, ca 6 air mi NW of Glenwood Springs.  Elev. 7800 ft.
T5S R89W S8.  39.6296 N, 107.3998 W.  
Dry forest with Douglas fir, subalpine fir, and aspen. 

James P. Vanderhorst, 1349.  7/25/1990. 		 
_________________________________________________________________________

1453.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Flat Tops Wilderness: vicinity of McMillan Lake, ca 30 air mi NNE of Glenwood Springs.  Elev. 9200 ft.
T1S R86W S30; also S31.  39.9413 N, 107.0787 W.  
Area of old forest fire with northeast exposure. 

James P. Vanderhorst, 1393.  7/28/1990. 		 
_________________________________________________________________________

1454.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Flat Tops Wilderness: South Fork White River Valley, ca 22 air mi NNW of Glenwood Springs.  Elev. 8000-8300 ft.
T2S R90W S23.  39.8624 N, 107.4563 W.  
South-facing slope above river with aspen, oak, sagebrush, and chokecherry. 

James P. Vanderhorst, 1580.  8/11/1990. 		 
_________________________________________________________________________

1455.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: ridge between Big Beaver and Fawn creeks, ca 17 air mi E of Meeker.  Elev. 9100 ft.
T2N R91W S35.  40.0988 N, 107.5686 W.  
Dry meadows with clumps of aspen, spruce, and fir. 

James P. Vanderhorst, 1704.  8/14/1990. 		 
_________________________________________________________________________

1456.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: Yampa Valley, ca 2.5 air mi N of Yampa.  Elev. 7800-8000 ft.
T3N R85W S34.  40.1864 N, 106.9162 W.  
Basalt outcrop above valley, with sagebrush and aspen and Douglas fir groves. 

James P. Vanderhorst, 2011.  5/12/1991. 		 
_________________________________________________________________________

1457.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: off of U.S. Hwy 287, ca 15 air mi SE of Laramie.  Elev. 7800-8200 ft.
T12N R72W S4.  41.0386 N, 105.4688 W.  
Creekside. Phenology: vegetative only. 

B. A. Packer, 5086.  8/5/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1458.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Sweetwater Valley, ca 19 air mi NNE of Glenwood Springs.  Elev. 7900 ft.
T3S R87W S23.  39.7751 N, 107.1176 W.  
Wet area near stream with blue spruce, birch, and aspen. 

James P. Vanderhorst, 2307.  6/5/1991. 		 
_________________________________________________________________________

1459.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Oak Ridge State Wildlife Area, ca 13 air mi E of Meeker.  Elev. 7000 ft.
T1N R92W S35.  40.0116 N, 107.6814 W.  
Bottom of draw, with aspen and snowberry. 

James P. Vanderhorst, 2467.  6/8/1991. 		 
_________________________________________________________________________

1460.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Oak Ridge State Wildlife Area, ca 12 air mi SE of Meeker.  Elev. 7400 ft.
T1S R92W S15.  39.9642 N, 107.7009 W.  
Wet draw, with aspen, honeysuckle, and currant. 

James P. Vanderhorst, 2509.  6/9/1991. 		 
_________________________________________________________________________

1461.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: base of Dunckley Flat Tops, ca 8 air mi SW of Oak Creek.  Elev. 8400 ft.
T3N R86W S19.  40.2159 N, 107.0884 W.  
North slope with lodgepole pine-subalpine fir forest. 

James P. Vanderhorst, 2560.  6/16/1991. 		 
_________________________________________________________________________

1462.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Pyramid Guard Station, ca 17 air mi W of Yampa.  Elev. 8400 ft.
T2N R88W S12.  40.157 N, 107.2223 W.  
Aspen woods around forest service compound. 

James P. Vanderhorst, 2631.  6/16/1991. 		 
_________________________________________________________________________

1463.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Dunckley Flat Tops, ca 14 air mi WNW of Yampa.  Elev. 10200 ft.
T3N R87W S28.  40.2011 N, 107.1649 W.  
Basalt rimrock. 

James P. Vanderhorst, 2641.  6/17/1991. 		 
_________________________________________________________________________

1464.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: Bear River, ca 8 air mi SW of Yampa.  Elev. 9000 ft.
T1N R86W S11.  40.0686 N, 107.0118 W; uncertainty 1 mi..  
Mixed forest and meadow, lodgepole pine, spruce, fir, aspen. 

James P. Vanderhorst, 3055.  7/3/1991. 		 
_________________________________________________________________________

1465.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Flat Tops Wilderness: Little Trappers Lake, ca 20 air mi SW of Yampa.  Elev. 9800 ft.
T1S R88W S1.  39.9933 N, 107.2117 W.  
South-facing meadows above lake, open lodgepole pine forest. 

James P. Vanderhorst, 3279.  7/12/1991. 		 
     with Carlos Palaci
_________________________________________________________________________

1466.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Routt County: Flat Tops/White River Plateau: King Mountain, ca 11 air mi SW of Yampa.  Elev. 8600 ft.
T1N R84W S34.  40.0096 N, 106.8014 W.  
Cow pasture about 1/4 mi from old homestead, meadows, and aspen woods. 

James P. Vanderhorst, 3354.  7/15/1991. 		 
     with Carlos Palaci
_________________________________________________________________________

1467.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Flat Tops/White River Plateau: Deer Creek, ca 6 air mi W of Burns.  Elev. 9000 ft.
T2S R86W S14.  39.8825 N, 107.0016 W.  
Old burned forest with reproducing aspen. 

James P. Vanderhorst, 3442.  7/21/1991. 		 
_________________________________________________________________________

1468.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: north rim of Deep Creek Canyon around Balixburg Spring, ca 14 air mi NE of Glenwood Springs.  Elev. 9400 ft.
T4S R87W S6.  39.7314 N, 107.1929 W.  
Around spring, with willows, aspen, sedges, and columbine. 

James P. Vanderhorst, 3489.  7/23/1991. 		 
_________________________________________________________________________

1469.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: ridge between Cyclone and Rough Creek drainages, ca 18 air mi WSW of Oak Creek.  Elev. 8700 ft.
T3N R88W S33.  40.1864 N, 107.2797 W.  
Meadows with sagebrush, oak, and aspen. 

James P. Vanderhorst, 3732.  8/4/1991. 		 
_________________________________________________________________________

1470.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Rough Creek, ca 17 air mi WSW of Oak Creek.  Elev. 8600 ft.
T2N R88W S3.  40.1717 N, 107.2606 W.  
Deep shade of spruce-fir-aspen forest. 

James P. Vanderhorst, 3747.  8/4/1991. 		 
_________________________________________________________________________

1471.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Sleepy Cat Trail, ca 16 air mi ENE of Meeker.  Elev. 9100 ft.
T2N R91W S30.  40.1134 N, 107.6438 W.  
Aspen woodland. 

James P. Vanderhorst, 4116.  8/12/1991. 		 
_________________________________________________________________________

1472.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: cliffs and ridges between Sweetwater and Turret creeks, ca 21 air mi NNE of Glenwood Springs.  Elev. 8600-9600 ft.
T3S R87W S5; also S6.  39.8187 N, 107.174 W.  
South exposure, Populus tremuloides. 

James P. Vanderhorst, 43.  5/27/1990. 		 
     with Walter Fertig
_________________________________________________________________________

1473.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: ca 10.5 air mi SE of Casper on County Road 607.  Elev. 6500-6850 ft.
T31N R78W S2 SE1/4.  42.686 N, 106.1576 W.  
Along creek and granite outcrops. Phenology: vegetative only. 

B. A. Packer, 5325.  8/12/1998. 		RM 
     with T. McGowan & J. Brondum
_________________________________________________________________________

1474.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Flat Tops Wilderness: upper Sweetwater Valley, ca 23 air mi NNE of Glenwood Springs.  Elev. 9600-10600 ft.
T2S R88W S23.  39.8624 N, 107.2305 W.  
Steep west-facing slopes, with Abies, Picea, and Ribes. 

James P. Vanderhorst, 508.  6/22/1990. 		 
_________________________________________________________________________

1475.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: meadows and cliffs above Deep Creek Canyon, ca 12 air mi NNE of Glenwood Springs.  Elev. 9600-10200 ft.
T4S R87W S18; also S19.  39.7023 N, 107.1929 W.  
Woods, with Populus tremuloides, Abies lasiocarpa, and Picea engelmannii. 

James P. Vanderhorst, 589.  6/25/1990. 		 
_________________________________________________________________________

1476.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Flat Tops Wilderness: South Fork White River, ca 33 air mi ESE of Meeker.  Elev. 9200 ft.
T2S R89W S26.  39.8478 N, 107.3434 W.  
Hillside, with Populus tremuloides. 

James P. Vanderhorst, 700.  6/27/1990. 		 
_________________________________________________________________________

1477.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Lost Creek, ca 25 air mi E of Meeker.  Elev. 7600-8400 ft.
T1N R90W S14; also S2, S3; also S10.  40.0552 N, 107.4558 W.  
Meadows and sparse woods above creek, with Picea pungens, Pinus contorta, Populus tremuloides, Symphoricarpos, and Amelanchier. 

James P. Vanderhorst, 812.  7/7/1990. 		 
_________________________________________________________________________

1478.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Yellow Jacket Pass, ca 12 air mi NE of Meeker.  Elev. 7500-8400 ft.
T2N R92W S16; also S17.  40.1424 N, 107.719 W.  
West-facing slopes above pass, with gambel oak, serviceberry, snowberry, grasses, and sagebrush. 

James P. Vanderhorst, 882.  7/9/1990. 		 
_________________________________________________________________________

1479.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: north end of "Hayflat Trail", ca 11 air mi SSE of Meeker.  Elev. 8000 ft.
T2S R93W S7.  39.8915 N, 107.8702 W.  
Aspen woods and meadows. 

James P. Vanderhorst, 905.  7/9/1990. 		 
_________________________________________________________________________

1480.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Laramie Range: Muddy Mountain: along Otter Creek, ca 15 air mi SE of Casper.  Elev. 7200-7550 ft.
T31N R78W S16.  42.6569 N, 106.1969 W.  
Creekside. Phenology: vegetative only. 

B. A. Packer, 5453.  8/15/1998. 		RM 
     with J. Brondum & T. McGowan
_________________________________________________________________________

1481.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: headwaters of East Elk Creek, ca 22 air mi NE of Rifle.  Elev. 10000-10400 ft.
T3S R90W S35; also T4S R90W S2.  39.746 N, 107.4563 W.  
Grassy slopes, limestone outcrops, often with Douglas fir and aspen, and streamside. 

Ronald L. Hartman, 25910.  6/24/1990. 		 
_________________________________________________________________________

1482.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Range: Medicine Bow National Forest: ca 5 air mi SE of Laramie.  Elev. 8200-8500 ft.
T15N R72W S22 W1/2.  41.254 N, 105.4497 W.  
In forested grassland on southwest facing slope. Phenology: vegetative only. 

B. A. Packer, 5500.  8/18/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

1483.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Coulter Mesa Road, ca 15 air mi NNE of Rifle.  Elev. 8500-8800 ft.
T3S R92W S34.  39.746 N, 107.7009 W; uncertainty 1 mi..  
Aspen woodlands and meadows. 

Ronald L. Hartman, 26143.  6/27/1990. 		 
_________________________________________________________________________

1484.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: New Castle-Buford Road, headwaters of Sawmill Gulch, ca 17 air mi NE of Rifle.  Elev. 8900-9000 ft.
T4S R91W S6.  39.7314 N, 107.6444 W.  
Aspen groves with sagebrush meadows and disturbed areas. 

Ronald L. Hartman, 26258.  6/28/1990. 		 
_________________________________________________________________________

1485.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Burro Mountain, ca 6 air mi S of Buford.  Elev. 9900-10100 ft.
T2S R91W S10.  39.8915 N, 107.588 W.  
Spruce, fir, and aspen forests and meadows. 

Ronald L. Hartman, 26379.  6/28/1990. 		 
_________________________________________________________________________

1486.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: along the Continental Divide above McCarty Canyon off McCarty Canyon or County Road 503, ca 27 air mi S of Rawlins; ca 29 air mi NE of Baggs.  Elev. 7900-8160 ft.
T16N R88W S4 SW1/4.  
Aspen forest below the ridge. Phenology: vegetative only. 

B. E. Nelson, 38006.  6/10/1996. 		RM 792906	Barcode: RM0263420
     with Beth Ward
_________________________________________________________________________

1487.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: above Muddy Creek opposite Pole Gulch on Muddy Creek or BLM Road 3306, ca 27 air mi SSW of Rawlins; ca 27.5 air mi NE of Baggs.  Elev. 7700-8040 ft.
T17N R89W S33 E1/4; also W1/4 S34.  
Aspen woods with thick understory of serviceberry. Phenology: flowering. 

B. E. Nelson, 38067.  6/10/1996. 		RM 792905	Barcode: RM0263419
     with Beth Ward
_________________________________________________________________________

1488.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Muddy Mountain, ca 8 air mi NE of Baggs; ca 47 air mi SSW of Rawlins.  Elev. 7700-7900 ft.
T13N R90W S8 NE1/4.  
Mountain shrub-aspen thickets. Phenology: vegetative only. 

B. E. Nelson, 38490.  7/11/1996. 		RM 792904	Barcode: RM0263429
_________________________________________________________________________

1489.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: along the Continental Divide off Sage Creek or County Road 401, ca 26 air mi S of Rawlins.  Elev. 8070-8240 ft.
T17N R87W S31 SW1/4.  
Mountain shrub and aspen thickets on lee slopes. Phenology: vegetative only. 

B. E. Nelson, 38568.  7/14/1996. 		RM 792903	Barcode: RM0263428
_________________________________________________________________________

1490.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: Hell Canyon off Green Ridge, ca 1 air mi E of Savery Creek, ca 41 air mi S of Rawlins; ca 20 air mi NE of Baggs; ca 3.5 air mi SW of Tullis.  Elev. 7500-7700 ft.
T14N R88W S18 E1/2.  
Aspen woods. Phenology: vegetative only. 

B. E. Nelson, 38775.  7/15/1996. 		RM 792902	Barcode: RM0263427
     with Beth Ward
_________________________________________________________________________

1491.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: E of Sage Creek or County Road 401, ca 3 air mi SE of Tullis; ca 38.5 air mi S of Rawlins; ca 24 air mi ENE of Baggs.  Elev. 7760-7840 ft.
T14N R88W S1 SE1/4.  
Aspen woods with scattered lodgepole pine, with orchard grass and white clover very common in the understory. Phenology: vegetative only. 

B. E. Nelson, 38837.  7/15/1996. 		RM 792901	Barcode: RM0263426
_________________________________________________________________________

1492.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: along the Continental Divide on Delaney Rim, ca 4.5 air mi S of Tipton, ca 47.5 air mi E of Rock Springs; ca 16.5 air mi WSW of Wamsutter.  Elev. 7080-7460 ft.
T18N R96W S6.  
Slump areas below the rim with aspen, willow, chokecherry, or serviceberry stands. Phenology: vegetative only. 

B. E. Nelson, 38937.  7/18/1996. 		RM 792900	Barcode: RM0263425
_________________________________________________________________________

1493.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: along the Continental Divide on Miller Hill off Miller Hill or County Road 505, ca 18.5 air mi S of Rawlins; ca 6.5 air mi ESE of Bridger Pass.  Elev. 8180-8320 ft.
T18N R88W S16 S1/2.  
Willow-aspen thickets at the edge of the rim and around the edge of them. Phenology: vegetative only. 

B. E. Nelson, 39126.  7/21/1996. 		RM 792899	Barcode: RM0263424
_________________________________________________________________________

1494.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: near the head of Littlefield Creek drainage, ca 26 air mi S of Rawlins; ca 29 air mi NE of Baggs.  Elev. 7920-8000 ft.
T17N R89W S25 South1/4; also N1/4 S36.  
Aspen-willow woods or aspen woods. Phenology: vegetative only. 

B. E. Nelson, 39181.  7/21/1996. 		RM 792896	Barcode: RM0263531
_________________________________________________________________________

1495.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: on the divide between Wild Cow and Little Savery drainages, ca 2.5-3 air mi N of Ketchum Buttes, ca 32 air mi SSW of Rawlins; ca 22.5 air mi NE of Baggs.  Elev. 7520-7720 ft.
T16N R89W S28 W1/2.  
Aspen woods. Phenology: vegetative only. 

B. E. Nelson, 39249.  7/21/1996. 		RM 792897	Barcode: RM0263532
_________________________________________________________________________

1496.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: along Dirtyman Fork and area to the south, 0.8-1.5 air mi SW of Dexter Peak, ca 5-5.5 air mi E of Tullis; ca 36 air mi S of Rawlins; ca 26.5 air mi NE of Baggs.  Elev. 7920-8570 ft.
T15N R87W S29 E1/2.  
Open aspen forest. Phenology: vegetative only. 

B. E. Nelson, 39751.  8/13/1996. 		RM 792895	Barcode: RM0263442
_________________________________________________________________________

1497.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: along Browns Hill or County Road 501, ca 4.5 air mi E of Muddy Mountain, ca 8 air mi NE of Dixon; ca 47.5 air mi SSW of Rawlins.  Elev. 7800-7880 ft.
T13N R89W S6 N1/4.  
Aspen grove with willow clumps. Phenology: vegetative only. 

B. E. Nelson, 40088.  8/20/1996. 		RM 792894	Barcode: RM0263533
_________________________________________________________________________

1498.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: southwest facing slope of Coal Gulch draining from Browns Hill to Savery Creek, ca 2.5 air mi from the confluence of Coal Gulch with Savery Creek; ca 16.5 air mi NE of Baggs.  Elev. 7280-7690 ft.
T14N R89W S9 NE1/4; also NW1/4 S10.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 1003.  6/20/1996. 		RM 792927	Barcode: RM0263438
_________________________________________________________________________

1499.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: draws leading from the southwest into Loco Creek drainage at the confluence of West Fork Loco and Loco creeks, ca 13 air mi ENE of Baggs.  Elev. 7240-7840 ft.
T14N R89W S32 SW1/4; also E1/4 S31 and T13N R89W NW1/4 S5.  41.13574 N, 107.4377 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 1079.  6/20/1996. 		RM 792926	Barcode: RM0263437
_________________________________________________________________________

1500.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: Big Gulch, ca 2 air mi from the confluence of Big Gulch and Savery creeks, ca 16 air mi ENE of Baggs.  Elev. 6850-7220 ft.
T13N R89W S24 NE1/4; also T13N R88W NW1/4 S19.  
Creek terrace. Phenology: vegetative only. 

Beth Ward, 1133.  6/20/1996. 		RM 792925	Barcode: RM0263433
_________________________________________________________________________

1501.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: southeast edge of Zirkel Mesa, ca 1 air mi N of Potash Wash; ca 9 air mi NNW of Point of Rocks.  Elev. 7220-7510 ft.
T21N R101W S19 NW1/4.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 1198.  6/22/1996. 		RM 792924	Barcode: RM0263436
_________________________________________________________________________

1502.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: northeast slope of North Table Mountain, ca 24.5 air mi NNE of Rock Springs.  Elev. 7350-7750 ft.
T23N R103W S36; also T23N R102W S31.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 1239.  6/23/1996. 		RM 792923	Barcode: RM0263435
_________________________________________________________________________

1503.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: South-central Wyoming: southeastern end of Pacific Butte, ca 31.5 air mi NE of Farson.  Elev. 7585-7650 ft.
T27N R101W S16 NW1/4; also NE1/4 S17.  
North-facing draw. Phenology: vegetative only. 

Beth Ward, 1429.  6/24/1996. 		RM 792922	Barcode: RM0263434
_________________________________________________________________________

1504.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Rock Springs Uplift: slope off southern end of Little Mountain, drainage to Red Creek, ca 4 air mi NW of Richards Gap; ca 34 air mi SSW of Rock Springs.  Elev. 7920-8360 ft.
T13N R105W S30 SE1/4; also SW1/4 S29, NE1/4 S31; also NW1/4 S32.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 2055.  7/5/1996. 		RM 792921	Barcode: RM0263539
_________________________________________________________________________

1505.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: southwestern lower slopes of Battle Mountain, ca 8 air mi E of confluence of Savery Creek and Little Snake River; ca 18.5 air mi E of Baggs.  Elev. 7160-8600 ft.
T12N R88W S9; N1/2 S16.  
Close proximity to spring. Phenology: vegetative only. 

Beth Ward, 2532.  7/14/1996. 		RM 792920	Barcode: RM0263538
_________________________________________________________________________

1506.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: upper slopes on west side of Battle Mountain, ca 8 air mi E of confluence of Savery Creek and Little Snake River; ca 18.5 air mi E of Baggs.  Elev. 8600-8980 ft.
T12N R88W S4 SE1/4.  
Rocky slope. Phenology: vegetative only. 

Beth Ward, 2613.  7/14/1996. 		RM 792919	Barcode: RM0263537
_________________________________________________________________________

1507.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: top and south slopes of Battle Mountain, ca 8 air mi E of confluence of Savery Creek and Little Snake River; ca 18.5 air mi E of Baggs.  Elev. 6900-9100 ft.
T12N R88W S10 W1/2; also SE1/4 S9 and NE1/4 S16.  
Top of mountain. Phenology: vegetative only. 

Beth Ward, 2667.  7/14/1996. 		RM 792918	Barcode: RM0263552
_________________________________________________________________________

1508.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Bear Gulch drainage from unnamed, north/south oriented plateau, ca 1 air mi N of Cow Creek to The Sand Hills and Dry Cow Creek; ca 29 air mi SSW of Rawlins.  Elev. 7320-7695 ft.
T17N R90W S28 E1/2; also W1/4 S27.  
Aspen draw. Phenology: vegetative only. 

Beth Ward, 2769.  7/18/1996. 		RM 792917	Barcode: RM0263536
_________________________________________________________________________

1509.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Alamosa Gulch just south of the Continental Divide and north of Slide Draw, ca 22 air mi SSW of Rawlins.  Elev. 7160-7460 ft.
T18N R90W S10.  
Aspen thicket. Phenology: vegetative only. 

Beth Ward, 2994.  7/21/1996. 		RM 792916	Barcode: RM0263535
_________________________________________________________________________

1510.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Snowshoe Canyon on the west side of a north/south ridge, ca 2 air mi S of Jep Canyon; ca 23.5 air mi SSW of Rawlins.  Elev. 7150-8120 ft.
T18N R90W S27 NE1/4; also N1/2 S26, South1/4 S23 and S22.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 3030.  7/21/1996. 		RM 792915	Barcode: RM0263534
_________________________________________________________________________

1511.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: on east side of Atlantic Rim, ca 2 air mi SW of Bridger Pass; ca 20.5 air mi SSW of Rawlins.  Elev. 7490-7660 ft.
T18N R89W S18 SW1/4; also NW1/4 S19.  
Aspen thicket. Phenology: vegetative only. 

Beth Ward, 3111.  7/21/1996. 		RM 792914	Barcode: RM0263443
_________________________________________________________________________

1512.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: top and north slopes of Cow Creek Butte, ca 1 mi NW of Deep Gulch; ca 32 air mi SSW of Rawlins.  Elev. 7770-7929 ft.
T16N R90W S15 N1/2.  
Aspen thicket. Phenology: vegetative only. 

Beth Ward, 3187.  7/24/1996. 		RM 792913	Barcode: RM0263432
_________________________________________________________________________

1513.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: north facing slopes and bottom of Garden Gulch, ca 1.5 air mi SW of Cow Creek Butte; ca 33 air mi SSW of Rawlins.  Elev. 7230-7520 ft.
T16N R90W S21 N1/4; also S1/4 S16.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 3238.  7/24/1996. 		RM 792912	Barcode: RM0263431
_________________________________________________________________________

1514.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: head of draw descending from Pine Mountain to the NE, ca 8 air mi SSW of Potter Mountain; ca 38 air mi SSE of Rock Springs.  Elev. 9210-9360 ft.
T12N R103W S10 N1/2.  
Moist forest floor. Phenology: vegetative only. 

Beth Ward, 3354.  7/27/1996. 		RM 792911	Barcode: RM0263430
_________________________________________________________________________

1515.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: below Rendle Rim, ca 1 air mi SSW of Rendle Butte; ca 30.5 air mi SSW of Rawlins.  Elev. 7445-7880 ft.
T16N R89W S21 E1/4; also W1/4 S22.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 3829.  8/18/1996. 		RM 792910	Barcode: RM0263444
_________________________________________________________________________

1516.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: near headwaters of Wild Cow Creek, ca 3 air mi SW of Rendle Butte; ca 33 air mi SSW of Rawlins.  Elev. 7220-7560 ft.
T16N R89W S29 SW1/4; also NE1/4 S31, NW1/4 S32; also SE1/4 S30.  
North-facing hillside. Phenology: vegetative only. 

Beth Ward, 3922.  8/18/1996. 		RM 792909	Barcode: RM0263423
_________________________________________________________________________

1517.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: northwest slopes of Battle Mountain, ca 3 air mi N of Colorado; ca 18 air mi E of Baggs.  Elev. 7200-8280 ft.
T12N R88W S4 NE1/4; also T13N R88W S1/4 S33.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 3959.  8/20/1996. 		RM 792908	Barcode: RM0263422
_________________________________________________________________________

1518.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: top and northeast slopes of Battle Mountain, ca 19 air mi E of Baggs.  Elev. 7520-8850 ft.
T12N R88W S3; also NW1/4 S2 and T13N R88W S35.  
Shaded draw. Phenology: vegetative only. 

Beth Ward, 4060.  8/20/1996. 		RM 792907	Barcode: RM0263421
_________________________________________________________________________

1519.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Washakie Basin: rim N and W of Red Creek, ca 2.5-3 air mi above the confluence of Red and Sand creeks; ca 9.5 air mi WNW of Baggs.  Elev. 6310-6530 ft.
T13N R93W S26 NW1/4; also SW1/4 S23.  
Sandy soil in draw. Phenology: vegetative only. 

Beth Ward, 721.  6/17/1996. 		RM 792929	Barcode: RM0263440
_________________________________________________________________________

1520.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: Sierra Madre: draw leading to Savery Creek, ca 1.5 air mi SE of confluence of Savery and Little Savery creeks; ca 21.5 air mi NE of Baggs.  Elev. 7720-7840 ft.
T15N R88W S29.  
Moist draw. Phenology: vegetative only. 

Beth Ward, 920.  6/20/1996. 		RM 792928	Barcode: RM0263439
_________________________________________________________________________

1521.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: northeast slope of Pine Mountain, ca 37 air mi SSE of Rock Springs.  Elev. 8430-8590 ft.
T13N R103W S35 SE1/4; also SW1/4 S36.  
Creekside. Phenology: vegetative only. 

Beth Ward, 95.  6/7/1996. 		RM 792930	Barcode: RM0263441
_________________________________________________________________________

1522.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: sagebrush flats and gentle draws on southwest flank of Quaking Asp Mountain, ca 10.5 air mi SSE of Rock Springs.  Elev. 7450-7990 ft.
T17N R104W S20.  41.4349 N, 109.167 W.  
Above snow field. Phenology: vegetative only. 

Beth Ward, 4462.  5/31/1997. 		RM 798898	Barcode: RM0090929
_________________________________________________________________________

1523.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: north-facing slopes on Gooseberry Creek, ca 2.5 air mi above the confluence of Gooseberry and Trout creeks; ca 30 air mi SSW of Rock Springs.  Elev. 7440-7960 ft.
T14N R105W S27 SW1/4; also SE1/4 S28, NE1/4 S33; also NW1/4 S34.  41.165 N, 109.2258 W.  
Creekside. Phenology: vegetative only. 

Beth Ward, 4494.  6/3/1997. 		RM 798897	Barcode: RM0090930
_________________________________________________________________________

1524.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: lower elevation draws and slopes from Miller Mountain to the S, ca 2 air mi E of U.S. Hwy 191; ca 29.5 air mi SSE of Rock Springs.  Elev. 7660-7820 ft.
T14N R104W S33 N1/2; also South 1/2 S28.  41.1505 N, 109.1302 W.  
Alcove with aspen. Phenology: vegetative only. 

Beth Ward, 6047.  6/22/1997. 		RM 798896	Barcode: RM0090931
_________________________________________________________________________

1525.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: draws and slopes draining to Sugarloaf Marsh Creek, ca 1 air mi W of West Fork Currant Creek; ca 2 air mi W of Little Mountain; ca 4 air mi N of U.S. Hwy 191; ca 31 air mi SSW of Rock Springs.  Elev. 7850-8250 ft.
T13N R106W S11 N1/2.  41.1217 N, 109.3214 W.  
North facing slope with aspen. Phenology: vegetative only. 

Beth Ward, 6466.  7/14/1997. 		RM 798895	Barcode: RM0090932
_________________________________________________________________________

1526.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: beginning of drainage to Currant Creek on top of Little Mountain at its southernmost end, ca 1 air mi N of U.S. Hwy 191; ca 12 air mi E of Flaming Gorge Reservoir; ca 34 air mi SSW of Rock Springs.  Elev. 9060-9130 ft.
T13N R106W S25 NE1/4.  41.0784 N, 109.3023 W.  
Near forest edge, mostly aspen, lots of sunlight. Phenology: vegetative only. 

Beth Ward, 6512.  7/14/1997. 		RM 798894	Barcode: RM0090933
_________________________________________________________________________

1527.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: top of Little Mountain, ca 3 air mi N of U.S. Hwy 191; ca 31.5 air mi SSW of Rock Springs.  Elev. 8835-8885 ft.
T13N R105W S18.  41.1073 N, 109.2832 W.  
In open aspen grove. Phenology: vegetative only. 

Beth Ward, 6857.  7/21/1997. 		RM 798893	Barcode: RM0090934
_________________________________________________________________________

1528.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: draw coming N off Little Mountain, ca 2 air mi S of The Narrows; ca 1 air mi WSW of Ramsey Peak; ca 28 air mi SSW of Rock Springs.  Elev. 8160-8340 ft.
T14N R105W S30 NE1/4.  41.165 N, 109.2832 W.  
In aspen grove, east-facing slope. Phenology: vegetative only. 

Beth Ward, 6900.  7/21/1997. 		RM 798909	Barcode: RM0090900
_________________________________________________________________________

1529.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: slopes and draw bottom draining from Little Mountain SE to Red Creek, ca 0.5 air mi SE of U.S. Hwy 191; ca 4 air mi NW of Red Creek; ca 33 air mi S of Rock Springs.  Elev. 7460-7705 ft.
T13N R105W S21 South1/2.  41.0928 N, 109.2449 W.  
Aspen grove near spring. Phenology: vegetative only. 

Beth Ward, 7047.  7/25/1997. 		RM 798908	Barcode: RM0090901
_________________________________________________________________________

1530.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: slopes draining to Red Creek, ca 1/4 air mi N of Utah, ca 2.5 air mi WNW of Three Corners; ca 3.5 air mi SW of Pine Mountain; ca 39.5 air mi SSE of Rock Springs.  Elev. 8440-8560 ft.
T12N R104W S23 South1/2.  41.0063 N, 109.092 W.  
Aspen grove. Phenology: vegetative only. 

Beth Ward, 7077.  7/25/1997. 		RM 798907	Barcode: RM0090902
_________________________________________________________________________

1531.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: creek bottom and adjacent west-facing hillside of creek flowing northward into Little Red Creek, ca 4 air mi W of Pine Mountain; ca 1.5 air mi N of Tepee Mountains; ca 38 air mi SSE of Rock Springs.  Elev. 7560-7780 ft.
T12N R104W S14 W1/2.  41.0207 N, 109.092 W.  
Aspen/willow thickets adjacent to stream. Phenology: vegetative only. 

Beth Ward, 7121.  7/25/1997. 		RM 798906	Barcode: RM0090903
_________________________________________________________________________

1532.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Rock Springs Uplift: north-facing draw and slope of Quaking Asp Mountain draining to Sweetwater Creek in the South Baxter Basin, ca 5 air mi N of South Baxter; ca 12 air mi SSE of Rock Springs.  Elev. 7820-8590 ft.
T17N R104W S27 N1/4; also South1/4 S22.  41.42 N, 109.1286 W.  
Aspen wood in draw. Phenology: vegetative only. 

Beth Ward, 7195.  7/28/1997. 		RM 798875	Barcode: RM0090904
_________________________________________________________________________

1533.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: South Fork Mill Creek Drainage: Old Dominion Mountain Meadow, ca 9 air mi NE of Colville; off Hanson Springs Road on Forest Road 020.  Elev. 3250 ft.
T36N R41E S31 W1/2 of NW1/4.  48.5761 N, 117.6815 W.  
Grazed Carex marsh/meadow with surrounding dry meadow; edges of mixed forest with lodgepole pine and hemlock/white pine. Phenology: vegetative only. 

Jean Wood, 1246.  6/24/1995. 		 
_________________________________________________________________________

1534.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Mill Creek Drainage: along Middle Fork of Mill Creek and Bon Ayre Valley on Forest Road 4668, ca 10 air mi NE of Colville.  Elev. 2900-3300 ft.
T36N R40E S2 E1/2; also T36N R41E S6 SW1/4 of NE1/4.  48.6485 N, 117.7248 W.  
Old homestead meadows, heavily grazed; creekside and edges of lodgepole pine and cedar/spruce. Phenology: vegetative only. 

Jean Wood, 1446.  6/27/1995. 		 
_________________________________________________________________________

1535.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Kettle River: First Thought Mountain, ca 2 air mi NE of Orient along Forest Road 4149.  Elev. 3900 ft.
T39N R37E S7 W1/2.  48.8933 N, 118.1647 W.  
Rocky, bald mountain top with scattered Douglas fir and edges of warm mixed forest. Phenology: vegetative only. 

Jean Wood, 1757.  7/1/1995. 		 
_________________________________________________________________________

1536.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Lenhart Meadows in Little Pend Oreille National Wildlife Refuge, ca 13 air mi SE of Colville along Forest Road 3927.  Elev. 3200 ft.
T34N R41E S23 NW1/4 of NW1/4.  48.4314 N, 117.595 W.  
Carex meadows and creek bottoms and seeps surrounded by Douglas fir forest and grand fir; larch and lodgepole pine; Clintonia and Vaccinium scopulorum; scattered spruce; alders along creek. Phenology: vegetative only. 

Jean Wood, 1965.  7/3/1995. 		 
_________________________________________________________________________

1537.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille National Wildlife Refuge: Little Pend Oreille River, ca 10 air mi SE of Colville; ca 1 air mi N of Winslow Lake and 1 air mi E of Starvation Lake.  Elev. 2600 ft.
T35N R41E S31 NW1/4.  48.4893 N, 117.6815 W.  
Bench and slopes along road; ponderosa pine/pinegrass; sand/silt/gravel; southern exposure. Phenology: vegetative only. 

Jean Wood, 254.  5/23/1995. 		 
_________________________________________________________________________

1538.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Crest Trail and Old Stage Road, ca 6 air mi N of Sherman Pass; from trailhead on Albion Hill Road.  Elev. 5400-6486 ft.
T37N R34E S2; also S11, S12; also S13; T38N R34E S35.  48.7359 N, 118.4713 W.  
South aspect sagebrush balds with scattered large Douglas fir; subalpine fir/lodgepole pine forest with large 1 year-old burn areas. Phenology: vegetative only. 

Jean Wood, 3154.  8/10/1995. 		 
_________________________________________________________________________

1539.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: along Forest Road 54 and Pearson Creek, ca 9 mi SSE of Pilot Rock.  Elev. 3400-4850 ft.
T3S R33E S3; also S4.  45 19' 54" N, 118 43' 0" W; GPS Reading.  
Midslope near or under partial shade of mixed conifers, with lupines, Tragopogon, and Equisetum; soil of moderate depth, brown; slope 10-20; aspect westerly. Phenology: vegetative only. 

Heather Bradtke, 1641.  7/5/2001. 		RM 
_________________________________________________________________________

1540.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle Range: Trailhead and parking area to Hall Ponds, ca 12 air mi SE of Republic; Forest Road 600 from Hall Creek on west side of Sherman Pass.  Elev. 4600 ft.
T35N R34E S16 SE1/4.  48.5323 N, 118.5534 W.  
Mixed forest of ponderosa pine to subalpine fir. Phenology: vegetative only. 

Jean Wood, 3544.  8/16/1995. 		 
_________________________________________________________________________

1541.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: Haiku Meadow along Lost Creek, ca 2 air mi SE of Olive Lake.  Elev. 6400-7100 ft.
T9S R34E S34.  44 44' 34" N, 118 35' 51" W; GPS Reading.  zone 11, 4955418E, 373521N; GPS Reading.  
Slope above stream and wetland; mixed forbs; soil granite boulders; slope 10-30; aspect northerly. Phenology: vegetative only. 

Heather Bradtke, 1712.  7/6/2001. 		RM 
_________________________________________________________________________

1542.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Quartzite Mountain, ca 2.5 air mi E of Chewelah on Mud Lake Road; ca 0.5 mi S of Mud Lake.  Elev. 2700-3700 ft.
T32N R41E S17.  48.2721 N, 117.6599 W.  
Steep south/southwest facing slopes with rock outcrops; ponderosa pine/pinegrass, Douglas fir/ninebark. Phenology: vegetative only. 

Jean Wood, 648.  5/30/1995. 		 
_________________________________________________________________________

1543.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Sanpoil River Drainage: shores of Long Lake, ca 10 air mi SSW of Republic.  Elev. 3500 ft.
T35N R32E S28; also S33.  48.5032 N, 118.8146 W.  
Marly creek on lakeshore. Phenology: vegetative only. 

Jean Wood, 759.  6/3/1995. 		 
_________________________________________________________________________

1544.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Colville River mouth, ca 2 air mi SW of Kettle Falls along north shore of the bay.  Elev. 1400 ft.
T36N R37E S36 South 1/2 of NW1/4.  48.5761 N, 118.0927 W.  
Riverside wetland; ponderosa pine/pinegrass; slopes and benches. Phenology: vegetative only. 

Jean Wood, 956.  6/7/1995. 		 
_________________________________________________________________________

1545.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: base of Flagstaff Mountain on west side of Columbia River, ca 3 air mi SW of Northport.  Elev. 1400-1600 ft.
T39N R40E S9 SE1/4; also SW1/4 S10.  48.8998 N, 117.764 W.  
Rock outcrops and steep mountainside with scattered ponderosa pine/ninebark/pinegrass.  Extensive invasions by exotics: Bromus tectorum, Poa bulbosa, knapweed. Phenology: fruiting. 

Jean Wood, 4038.  5/22/1996. 		 
_________________________________________________________________________

1546.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: "Pine savannah" at intersection of Narcisse Road and Bear Creek Road on Little Pend Oreille Wildlife Refuge.  Elev. 2300 ft.
T34N R40E S2 SW1/4.  48.4748 N, 117.7248 W.  
Open ponderosa pine forest with pinegrass; small creek with aspen and birch. Phenology: vegetative only. 

Jean Wood, 4276.  5/27/1996. 		 
_________________________________________________________________________

1547.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge: Winslow Lake, ca 10 air mi SE of Colville.  Elev. 2360 ft.
T34N R40E S6 NW1/4.  48.4748 N, 117.8114 W.  
Lakeside. Phenology: vegetative only. 

Jean Wood, 4522.  6/2/1996. 		 
_________________________________________________________________________

1548.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: tramway region of Huckleberry Creek drainage, ca 3 air mi NW of Waitts Lake; ca 7 air mi SW of Chewelah.  Elev. 2400-3000 ft.
T32N R39E S35; also NW1/4 S36, SW1/4 S25; also SE1/4 S26.  48.2287 N, 117.8547 W.  
Rock outcrops and bald ridges with occasional large Douglas fir and ponderosa pine; mixed woods in draws. Phenology: vegetative only. 

Jean Wood, 4557.  6/4/1996. 		 
     with Sylvia Brock
_________________________________________________________________________

1549.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Hoodoo Canyon Trail to Emerald Lake from Deadman Creek, ca 10 air mi W of Kettle Falls.  Elev. 2600-3800 ft.
T37N R36E S32 W1/2; also T36N R36E E1/2 S3.  48.6643 N, 118.2742 W.  
Lake shore; trailside through mixed forest to north facing balds, rock outcrops, and cliffs with scattered ponderosa pine, Douglas fir, and pinegrass; small seeps. Phenology: vegetative only. 

Jean Wood, 4729.  6/6/1996. 		 
_________________________________________________________________________

1550.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge, ca 6 air mi SE of Colville; access from Buffalo-Wilson Road.  Elev. 2300-2500 ft.
T34N R40E S9 South1/2.  48.4603 N, 117.7681 W.  
Rolling terrain with ponderosa pine and smaller Douglas fir encroaching. Phenology: vegetative only. 

Jean Wood, 4958.  6/23/1996. 		 
_________________________________________________________________________

1551.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Black Canyon ridgetop, ca 6 air mi ESE of Northport.  Elev. 4000-4680 ft.
T39N R41E S8 E1/2; also NW1/4 S17.  48.8955 N, 117.6621 W.  
Cool, moist subalpine forest; Abies lasiocarpa, hemlock, cedar; also roadside. Phenology: vegetative only. 

Jean Wood, 5148.  6/25/1996. 		 
_________________________________________________________________________

1552.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Little Vulcan Mountain, ca 3.5 air mi W of Curlew.  Elev. 3400-4180 ft.
T40N R33E S5 South1/2.  48.9935 N, 118.6684 W.  
South facing slopes and ravines; scattered forest interspersed with steppe and rock outcrops. Phenology: vegetative only. 

Jean Wood, 5273.  6/27/1996. 		 
_________________________________________________________________________

1553.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: White Creek above Kettle River, ca 2.5 air mi NE of Curlew.  Elev. 2500-2700 ft.
T40N R34E S32 SW1/4.  48.9219 N, 118.537 W.  
Old roads in mixed forest. Phenology: vegetative only. 

Jean Wood, 5519.  6/30/1996. 		 
_________________________________________________________________________

1554.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Flagstaff Mountain, ca 3 air mi SW of Northport.  Elev. 3200-3600 ft.
T39N R39E S9 N1/2.  48.8933 N, 117.858 W.  
South facing mountainside below barite mine; open steppe with scattered brush and occasional ponderosa pine and Douglas fir. Phenology: vegetative only. 

Jean Wood, 5822.  7/4/1996. 		 
_________________________________________________________________________

1555.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Twin Lakes, ca 11 air mi E of Colville.  Elev. 3700 ft.
T35N R41E S4 NW1/4; also T36N R41E SW1/4 S33.  48.5617 N, 117.6383 W.  
Mixed forest surrounding lake; Pinus contorta and Vaccinium scoparium. Phenology: vegetative only. 

Jean Wood, 6760.  8/1/1996. 		 
_________________________________________________________________________

1556.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: White Mountain on Kettle Crest Trail, ca 7 air mi S of Sherman Pass.  Elev. 5100-6900 ft.
T35N R35E S20 SW1/4; also NW1/4 S29 and NE1/4 S30.  48.5178 N, 118.4445 W.  
Mountaintop/ridge with scattered whitebark pine and subalpine fir. Phenology: vegetative only. 

Jean Wood, 6979.  8/3/1996. 		 
     with Diane Pavek
_________________________________________________________________________

1557.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Graves Mountain, ca 16 air mi WNW of Kettle Falls.  Elev. 4000-5900 ft.
T36N R35E S11; also NW1/4 S12.  48.6342 N, 118.3792 W.  
Mixed forest, rock outcrops, and east and south slopes of mountaintop. Phenology: vegetative only. 

Jean Wood, 7186.  8/5/1996. 		 
_________________________________________________________________________

1558.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Sherlock Peak, ca 5 air mi W of Metaline Falls.  Elev. 5200-6200 ft.
T39N R42E S21.  48.8664 N, 117.5074 W.  
Trail with bordering seeps and meadows. Phenology: vegetative only. 

Jean Wood, 7286.  8/7/1996. 		 
_________________________________________________________________________

1559.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Scalawag Wetland, ca 2.5 air mi SE of Sherman Pass on tributary of South Fork Sherman Creek.  Elev. 4300 ft.
T36N R35E S32 NE1/4.  48.576 N, 118.4445 W.  
Larch/lodgepole pine forest and clearcut. Phenology: vegetative only. 

Jean Wood, 7501.  8/11/1996. 		 
_________________________________________________________________________

1560.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Willow Creek Drainage: along lower Hunter Creek, ca 2-3 air mi SW to W of Clause Peak, ca 12-14 air mi SE of Hoback Junction, ca 33 air mi NE of Afton.  Elev. 7000-7600 ft.
T37N R115W S22; also S26 and S27.  43.1622 N, 110.6264 W; uncertainty 3 mi..  
Aspen woods. 

B. E. Nelson, 19651.  7/14/1990. 		RM 1019011	Barcode: RM0302312
_________________________________________________________________________

1561.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Wyoming/Salt River Ranges: Wyoming Range: Willow Creek Drainage: Anns Peak and ridge leading NNW, ca 4.5-5.5 air mi SE of Hoback Junction, ca 16-17 air mi SSE of Jackson.  Elev. 6700 ft.
T38N R115W S8; also S17.  43.2714 N, 110.6628 W; uncertainty 1 mi..  
Small forested areas on edge of ridge. 

B. E. Nelson, 19861.  8/18/1990. 		RM 1019012	Barcode: RM0302313
_________________________________________________________________________

1562.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: along Red Creek, S of the Hoback River, ca 8.5 air mi ESE of Hoback Junction, ca 17 air mi SE of Jackson.  Elev. 6300 ft.
T38N R114W S6.  43.285 N, 110.5636 W; uncertainty 1 mi..  
Open slopes. 

B. E. Nelson, 19998.  8/21/1990. 		RM 1019013	Barcode: RM0302314
_________________________________________________________________________

1563.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Wyoming/Salt River Ranges: Wyoming Range: Palmer Creek Trail, ca 1-1.5 air mi SE of Hoback Junction, ca 12.5 air mi S of Jackson.  Elev. 6000-6400 ft.
T39N R116W S35; also S36.  43.3011 N, 110.7247 W; uncertainty 2 mi..  
Sagebrush slope. 

B. E. Nelson, 20080.  8/21/1990. 		RM 1019014	Barcode: RM0302315
     with Walter Fertig
_________________________________________________________________________

1564.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Wyoming/Salt River Ranges: Wyoming Range: north end of Grayback Ridge from Palmer Creek to Pow Wow Point, ca 2-2.5 air mi S of Hoback Junction, ca 13.5 air mi S of Jackson.  Elev. 7600-8200 ft.
T38N R116W S1; also S2.  43.2852 N, 110.7025 W; uncertainty 2 mi..  
Moist slope with scattered groves of aspen and fir. 

B. E. Nelson, 20362.  8/27/1990. 		RM 1019015	Barcode: RM0302316
_________________________________________________________________________

1565.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: along Cliff Creek E of Burnt Creek, ca 40 air mi NW of Pinedale.  Elev. 6800-7800 ft.
T37N R114W S10; also S15.  43.1858 N, 110.5092 W; uncertainty 2 mi..  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 22644.  7/8/1992. 		RM 1014762	Barcode: RM0296437
     with Russ Nelson
_________________________________________________________________________

1566.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: at the fork of Clark Draw, ca 3 air mi S of Bondurant, ca 36 air mi NW of Pinedale.  Elev. 7200 ft.
T37N R113W S20.  43.1583 N, 110.4314 W; uncertainty 1 mi..  
Sagebrush slope with scattered aspen and flat sandstone outcrops. Phenology: vegetative only. 

B. E. Nelson, 22790.  7/8/1992. 		RM 1014761	Barcode: RM0296436
     with Russ Nelson
_________________________________________________________________________

1567.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: along Strawberry Creek at the reservoir and below, ca 4 air mi ENE of Bedford, ca 13.5 air mi NNE of Afton.  Elev. 6800 ft.
T34N R118W S25.  42.9017 N, 110.8633 W; uncertainty 1 mi..  
Stony canyon bottom. Phenology: vegetative only. 

B. E. Nelson, 23143.  7/13/1992. 		RM 1014760	Barcode: RM0296435
     with Russ Nelson
_________________________________________________________________________

1568.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: along Kilgore Creek ca 4 air mi E of Hoback Peak, ca 8.5 air mi SSW of Bondurant, ca 36 air mi NW of Pinedale.  Elev. 7600 ft.
T36N R114W S17.  43.0894 N, 110.4814 W; uncertainty 1 mi..  
Mixed conifer forest. Phenology: vegetative only. 

B. E. Nelson, 23301.  7/15/1992. 		RM 1014759	Barcode: RM0296434
     with Russ Nelson
_________________________________________________________________________

1569.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: north side of Beaver Ridge, ca 24 air mi NW of Pinedale.  Elev. 7800-7900 ft.
T35N R113W S23.  42.9892 N, 110.3006 W; uncertainty 1 mi..  
Aspen woods. Phenology: vegetative only. 

B. E. Nelson, 23408.  7/16/1992. 		RM 1014758	Barcode: RM0296433
     with Russ Nelson
_________________________________________________________________________

1570.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: along Murphy Creek just above Murphy Lakes, ca 23.5 air mi NNE of Afton.  Elev. 6600 ft.
T36N R118W S36.  43.0614 N, 110.8644 W; uncertainty 1 mi..  
Open slopes above the creek with scattered aspen and conifers. Phenology: vegetative only. 

B. E. Nelson, 23493.  7/18/1992. 		RM 1014757	Barcode: RM0296432
     with Russ Nelson
_________________________________________________________________________

1571.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Caribou Range: west side of Star Valley above the Salt River, ca 2.5-3 air mi SW of Thayne; ca 12.5-13 air mi NW of Afton.  Elev. 6800 ft.
T33N R119W S3.  42.8736 N, 111.0225 W; uncertainty 1 mi..  
Open mixed conifer-aspen woods. Phenology: vegetative only. 

B. E. Nelson, 23627.  7/20/1992. 		RM 1014756	Barcode: RM0296431
     with Russ Nelson
_________________________________________________________________________

1572.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: along North Horse Creek, ca 0.5 mi N of Merna Butte; ca 2 air mi W of Merna; ca 27 air mi WNW of Pinedale.  Elev. 7800 ft.
T34N R113W S6.  42.9458 N, 110.3806 W; uncertainty 1 mi..  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 23874.  8/7/1992. 		RM 1014755	Barcode: RM0296430
     with Russ Nelson
_________________________________________________________________________

1573.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: along Fire Trail Creek, ca 7 air mi SE of Alpine; ca 27 air mi N of Afton.  Elev. 7800 ft.
T36N R118W S10.  43.1192 N, 110.9036 W; uncertainty 1 mi..  
Open mixed conifer forest. Phenology: vegetative only. 

B. E. Nelson, 23977.  8/10/1992. 		RM 1014754	Barcode: RM0296429
     with Russ Nelson
_________________________________________________________________________

1574.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: along Hot Foot Creek between Greys River and Middle Ridge, ca 11 air mi SE of Alpine; ca 25.5 air mi NNE of Afton.  Elev. 6800-6900 ft.
T36N R117W S20.  43.0933 N, 110.825 W; uncertainty 1 mi..  
Small stream bottom with scattered blue spruce. Phenology: vegetative only. 

B. E. Nelson, 24078.  8/12/1992. 		RM 1014753	Barcode: RM0296428
     with Russ Nelson
_________________________________________________________________________

1575.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Lynx Creek between Greys River and Middle Ridge, ca 10.5 air mi ESE of Alpine; ca 26.5 air mi NNE of Afton.  Elev. 6600 ft.
T36N R117W S17.  43.1056 N, 110.825 W; uncertainty 1 mi..  
In pockets of soil in talus field. Phenology: vegetative only. 

B. E. Nelson, 24195.  8/12/1992. 		RM 1014752	Barcode: RM0296427
     with Russ Nelson
_________________________________________________________________________

1576.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: north slope of South Rim above Muddy Creek and Coyote Gulch, ca 9-9.5 air mi SSE of Bondurant; ca 29 air mi NW of Pinedale.  Elev. 7600-7900 ft.
T36N R113W S21.  43.075 N, 110.3431 W; uncertainty 1 mi..  
Douglas fir forest. Phenology: vegetative only. 

B. E. Nelson, 24303.  8/14/1992. 		RM 1014751	Barcode: RM0296426
     with Russ Nelson
_________________________________________________________________________

1577.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Porcupine Creek on the slopes of Middle Ridge, ca 1-1.5 air mi E of Greys River; ca 22.5 air mi NNE of Afton.  Elev. 7100-7300 ft.
T35N R117W S10.  43.0322 N, 110.7833 W; uncertainty 1 mi..  
Edge of marshy area below large spring. Phenology: vegetative only. 

B. E. Nelson, 24440.  8/17/1992. 		RM 1014750	Barcode: RM0296425
     with Russ Nelson
_________________________________________________________________________

1578.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: south end of Middle Ridge between upper Moose Creek and Greys River, ca 20.5 air mi NNE of Afton.  Elev. 7700-8600 ft.
T35N R117W S24.  43.0031 N, 110.7439 W; uncertainty 1 mi..  
Slopes with scattered aspen, Douglas fir, sagebrush, and snowberry thickets. Phenology: vegetative only. 

B. E. Nelson, 24536.  8/18/1992. 		RM 1014749	Barcode: RM0296424
     with Russ Nelson
_________________________________________________________________________

1579.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Blind Bull Lake, ca 21.3 air mi NE of Afton.  Elev. 8050 ft.
T34N R116W S12.  42.9428 N, 110.6319 W; uncertainty 1 mi..  
Open slopes. Phenology: vegetative only. 

B. E. Nelson, 24657.  8/19/1992. 		RM 1014748	Barcode: RM0296423
     with Russ Nelson
_________________________________________________________________________

1580.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Star Valley: above Aspen Creek ca 1.8 air mi NW of Turnerville, ca 10 air mi N of Afton.  Elev. 6350 ft.
T33N R118W S4.  42.8731 N, 110.9228 W; uncertainty 1 mi..  
Roadside. Phenology: vegetative only. 

B. E. Nelson, 24717.  8/19/1992. 		RM 1014747	Barcode: RM0296422
     with Russ Nelson
_________________________________________________________________________

1581.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Salt River Range: ca 8 air mi S of Smoot on U.S. Hwy 89 at Salt River Pass.  Elev. 7600 ft.
T29N R118W S17 NW1/4.  42.5055 N, 110.9086 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Brushy slopes. Phenology: vegetative only. 

B. E. Nelson, 2935.  6/5/1979. 		RM 1009791	Barcode: RM0286253
     with Ronald L. Hartman
_________________________________________________________________________

1582.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Poison Hollow, ca 7 air mi E of Alpine Junction.  Elev. 6000-6464 ft.
T37N R117W S28.  43.1558 N, 110.8806 W.  
Steep, treeless, south facing, barren slopes with Douglas fir, Picea, and aspen scattered about. Phenology: vegetative only. 

Bruce Embury, 1177.  6/12/1992. 		RM 1014766	Barcode: RM0296440
_________________________________________________________________________

1583.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Gannett Hills: Packstring Creek, ca 18 air mi S of Afton.  Elev. 6560-6920 ft.
T29N R119W S26; also S27.  42.4694 N, 110.9797 W.  
Lodgepole pine and aspen on north facing slopes.  Sagebrush covered south facing slopes. Phenology: vegetative only. 

Bruce Embury, 1221.  6/14/1992. 		RM 1014765	Barcode: RM0296441
_________________________________________________________________________

1584.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: along Old Emigrant Trail, ca 15.5 air mi S of Afton.  Elev. 7560-7600 ft.
T29N R118W S9.  42.5125 N, 110.9008 W.  
Balsamorhiza and sagebrush slopes with scattered lodgepole pine, Douglas fir, and aspen. Phenology: vegetative only. 

Bruce Embury, 1279.  6/14/1992. 		RM 1014764	Barcode: RM0296442
_________________________________________________________________________

1585.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: N of Moose Flat, ca 19.5 air mi SE of Alpine Junction.  Elev. 6500-7500 ft.
T35N R117W S36; also T34N R117W S1.  42.9739 N, 110.7439 W.  
Rock outcrop ridge and associated valley with Pinus flexilis, Populus tremuloides, and Pinus contorta. Phenology: vegetative only. 

Bruce Embury, 1357.  6/17/1992. 		RM 1014763	Barcode: RM0296438
_________________________________________________________________________

1586.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: 16.5 air mi NE of Afton.  Elev. 7320-7920 ft.
T33N R116W S3.  42.8708 N, 110.6717 W.  
South facing slopes, both wooded and open. Phenology: vegetative only. 

Bruce Embury, 588.  6/4/1992. 		RM 1014773	Barcode: RM0296448
_________________________________________________________________________

1587.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: McDougal Gap, 20.5 air mi NE of Afton.  Elev. 8440-9300 ft.
T33N R115W S4; also S9.  42.865 N, 110.5753 W.  
South facing slopes, spruce-fir-aspen, wind swept ridge. Phenology: vegetative only. 

Bruce Embury, 612.  6/4/1992. 		RM 1014772	Barcode: RM0296447
_________________________________________________________________________

1588.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Deadman Mine, ca 22.5 air mi NE of Afton.  Elev. 7880-9202 ft.
T35N R116W S25; also S35 and S36.  42.9833 N, 110.6311 W.  
Spruce, fir, aspen slopes, windswept ridges. Phenology: vegetative only. 

Bruce Embury, 738.  6/6/1992. 		RM 1014771	Barcode: RM0296446
_________________________________________________________________________

1589.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Waterdog Lake, ca 16 air mi ESE of Alpine Junction.  Elev. 7040-7520 ft.
T37N R116W S36; also T36N R116W S4.  43.1342 N, 110.7053 W.  
Pinus contorta, Douglas fir ridge and valley. Phenology: vegetative only. 

Bruce Embury, 833.  6/8/1992. 		RM 1014770	Barcode: RM0296445
_________________________________________________________________________

1590.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: N of Little Greys River, ca 18 air mi ESE of Alpine Junction.  Elev. 6920-8120 ft.
T36N R116W S21; also S22.  43.0764 N, 110.6906 W.  
Steep south facing slopes with Artemisia tridentata and Balsamorhiza and northwest slopes with lodgepole pine. Phenology: vegetative only. 

Bruce Embury, 895.  6/8/1992. 		RM 1014769	Barcode: RM0296444
_________________________________________________________________________

1591.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: between Fire Box Creek and Cow Camp Creek, N of Greys River, ca 11.5 air mi E of Alpine Junction.  Elev. 6400-7680 ft.
T37N R116W S19; also S20, S29; also S30.  43.1631 N, 110.8042 W.  
Pinus contorta, Pseudotsuga menziesii, aspen, and Balsmorhiza covered south facing slopes. Phenology: vegetative only. 

Bruce Embury, 935.  6/8/1992. 		RM 1014768	Barcode: RM0296443
_________________________________________________________________________

1592.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: NW of Cottonwood Lake, ca 7.5 air mi SE of Afton.  Elev. 7480-8200 ft.
T31N R118W S25.  42.6419 N, 110.8264 W.  
Picea covered south and east facing slopes. Phenology: vegetative only. 

Bruce Embury, 965.  6/10/1992. 		RM 1014767	Barcode: RM0296439
_________________________________________________________________________

1593.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Gros Ventre: Granite Creek-Hoback River junction, ca 11 air mi ESE of Hoback Junction.  Elev. 7500-8000 ft.
T39N R115W S33.  43.2989 N, 110.6456 W; uncertainty 1 mi..  
Limestone outcrops and talus slopes with scattered douglas fir. 

Ronald L. Hartman, 25445.  6/13/1990. 		RM 1019016	Barcode: RM0302317
_________________________________________________________________________

1594.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Wyoming/Salt River Ranges: Wyoming Range: Buck Creek to Beaver Mountain.  Elev. 8000-9400 ft.
T38N R115W S11; also S12.  43.2711 N, 110.6031 W.  
Grassy slopes and coniferous forest. 

Ronald L. Hartman, 27772.  8/18/1990. 		RM 1019017	Barcode: RM0302318
_________________________________________________________________________

1595.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: south end of ridge between Hunter and Wilson creeks and ridge down into Wilson Creek; ca 6 air mi NW of Hoback Peak.  Elev. 8200-9200 ft.
T36N R115W S6; also T36N R116W S1.  43.1194 N, 110.6172 W.  
Shaley and sandy slopes with Douglas fir and whitebark pine switching to limber pine on ridge. 

Ronald L. Hartman, 27950.  8/21/1990. 		RM 1019018	Barcode: RM0302319
_________________________________________________________________________

1596.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Along Greys River, 1.5 air mi SE of Alpine Junction.  Elev. 5720 ft.
T37N R118W S33.  43.1489 N, 110.9983 W.  
Open stream bench with sagebrush, Balsamorhiza, Symphoricarpos and Amelanchier with Douglas fir, spruce, Betula, aspen, and Prunus along edges. Phenology: vegetative only. 

Ronald L. Hartman, 32063.  5/9/1992. 		RM 1014746	Barcode: RM0296421
     with Bruce Embury
_________________________________________________________________________

1597.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Caribou Range: 9.5 mi NNW of Afton.  Elev. 6160-6525 ft.
T33N R119W S10; also S11 and S14.  42.8592 N, 111.0225 W.  
Sagebrush-grasslands with wooded areas of aspen and lodgepole. Phenology: vegetative only. 

Ronald L. Hartman, 32144.  5/10/1992. 		RM 1014745	Barcode: RM0296420
     with Bruce Embury
_________________________________________________________________________

1598.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: 0.1-0.6 air mi S of Fontenelle Gap; ca 19 air mi W of Fontenelle Reservoir Dam.  Elev. 7600-7800 ft.
T24N R115W S3; also S4 and S10.  42.0933 N, 110.4406 W.  
Rolling hills with sagebrush-grassland and scattered stands of Douglas fir, limber pine, and aspen; shale and clays and limestone. Phenology: vegetative only. 

Ronald L. Hartman, 32312.  5/11/1992. 		RM 
     with Bruce Embury
_________________________________________________________________________

1599.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Phillips Creek, ca 5 air mi N of Afton.  Elev. 6280-7380 ft.
T33N R118W S27; also S33 and S34.  42.8133 N, 110.9028 W.  
Lodgepole pine and Douglas fir on north exposures, grass and herb communities and sagebrush on south exposures with Rocky Mountain juniper and some maple on ridges and slopes, also streamside; north exposure. Phenology: vegetative only. 

Ronald L. Hartman, 32481.  6/19/1992. 		RM 1014743	Barcode: RM0296418
     with Bruce Embury
_________________________________________________________________________

1600.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Prater Canyon, ca 19 air mi N of Afton.  Elev. 6560-8200 ft.
T35N R118W S20; also S21, S29; also S30.  43.0036 N, 110.9406 W.  
Canyon bottom and lower slopes with narrowleaf cottonwood, Douglas fir, willow below, and Douglas fir, subalpine fir, and Salix scouleriana on higher slopes; substrate of limestone. Phenology: vegetative only. 

Ronald L. Hartman, 32691.  6/19/1992. 		RM 1014742	Barcode: RM0296417
     with Bruce Embury
_________________________________________________________________________

1601.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Gannett Hills: N of Second Creek, ca 10 air mi SSW of Afton.  Elev. 7870-7920 ft.
T30N R119W S9.  42.5992 N, 111.0039 W.  
Grassy-sagebrush ridges and slopes with some Douglas fir on north exposure. Phenology: vegetative only. 

Ronald L. Hartman, 32715.  6/21/1992. 		RM 1014741	Barcode: RM0296416
     with Bruce Embury
_________________________________________________________________________

1602.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Star Valley: southwest end of Palisades Reservoir, 2.5 air mi SSW of Alpine Junction.  Elev. 5600 ft.
T36N R119W S4.  43.1347 N, 111.0428 W.  
Douglas fir forest with sagebrush/grasslands on margin. Phenology: vegetative only. 

Ronald L. Hartman, 32876.  6/22/1992. 		RM 1014740	Barcode: RM0296415
     with Bruce Embury
_________________________________________________________________________

1603.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: Coal Creek and South Piney Creek; ca 21 air mi W of Big Piney.  Elev. 7960-8480 ft.
T29N R115W S10.  42.5142 N, 110.5383 W.  
Shaley open slopes bordering on Douglas fir, lodgepole pine, and aspen woodland and streamside and adjacent moist slopes; moist woods. Phenology: vegetative only. 

Ronald L. Hartman, 33075.  6/23/1992. 		RM 1014739	Barcode: RM0296414
     with Bruce Embury
_________________________________________________________________________

1604.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: southeast end of Deer Hill and lower slopes; ca 9 air mi W of Big Piney.  Elev. 7280-7720 ft.
T30N R113W S27.  42.5581 N, 110.2886 W.  
Sagebrush bench and barren slopes (severe drought conditions). Phenology: vegetative only. 

Ronald L. Hartman, 33158.  6/23/1992. 		RM 1014738	Barcode: RM0296526
_________________________________________________________________________

1605.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: Merna Butte; 9-10 air mi WNW of Daniel Junction.  Elev. 7760-8271 ft.
T34N R113W S5; also S6 and S8.  42.9458 N, 110.3608 W.  
Douglas fir, subalpine fir, and aspen forest, stream margins with willow thickets, and sagebrush-grassland slopes and eroded ridges; eroded slopes and adjacent coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 33385.  6/25/1992. 		RM 1014737	Barcode: RM0296525
     with Bruce Embury
_________________________________________________________________________

1606.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Commissary Ridge: 0.5 air mi SE of Kemmerer Reservoir along powerlines E of paved road; ca 12 air mi NW of Kemmerer.  Elev. 7150-7400 ft.
T23N R117W S36.  41.9294 N, 110.6364 W.  
Rolling sagebrush-grasslands, southwest exposure with some aspen on northeast side of gravelly ridge, also along roadside. Phenology: vegetative only. 

Ronald L. Hartman, 33566.  6/27/1992. 		RM 1014736	Barcode: RM0296524
_________________________________________________________________________

1607.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Hams Fork Valley: Hams Fork ca 0.5-1 air mi SE of confluence with Pole Creek; ca 14 air mi E of Cokeville.  Elev. 7450-7700 ft.
T25N R117W S35; also S26.  42.1089 N, 110.7061 W.  
Along the river and adjacent sagebrush-grassland slopes with some aspen; limestone and sandstone outcrops occasional. Phenology: vegetative only. 

Ronald L. Hartman, 33689.  6/27/1992. 		RM 1014735	Barcode: RM0296523
_________________________________________________________________________

1608.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Jeep trail SE from end of Dry Creek Road, ca 8 air mi ESE of Afton.  Elev. 9000-9300 ft.
T31N R117W S5.  42.7006 N, 110.7881 W.  
Meadows and open coniferous forests. Phenology: vegetative only. 

Ronald L. Hartman, 34107.  7/19/1992. 		RM 1014734	Barcode: RM0296522
_________________________________________________________________________

1609.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Deadman Mountain trail, 1-2 miles from trailhead; ca 1 air mi NNE of Deadman Mountain summit.  Elev. 9600-9900 ft.
T35N R116W S14.  43.0111 N, 110.6497 W.  
Subalpine fir forests with meadows and stream. Phenology: vegetative only. 

Ronald L. Hartman, 34529.  7/22/1992. 		RM 1014733	Barcode: RM0296521
_________________________________________________________________________

1610.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: North Fork Willow Creek trail towards McDougal Pass, ca 9.5 air mi NNE of Afton.
T33N R117W S7.  42.8581 N, 110.8439 W.  
Stream drainage with scattered wooded areas and moist slopes. Phenology: vegetative only. 

Ronald L. Hartman, 34643.  7/24/1992. 		RM 1014732	Barcode: RM0296520
_________________________________________________________________________

1611.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Trail Creek to Elk Mountain, 0-1 mi N of trail head; 8 air mi E of Alpine.  Elev. 6180-7000 ft.
T37N R117W S22; also S23.  43.1678 N, 110.8614 W.  
Calcareous substrate with open herb communities. Phenology: vegetative only. 

Ronald L. Hartman, 34828.  7/26/1992. 		RM 1014731	Barcode: RM0296519
_________________________________________________________________________

1612.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: junction of Sled Runner Creek with Fisherman Creek; 7 air mi SE of Bondurant.  Elev. 7040-7300 ft.
T37N R112W S27; also S28.  43.1447 N, 110.2733 W.  
Stream bottoms with willow thickets and adjacent slopes with Douglas fir and lodgepole pine. Phenology: vegetative only. 

Ronald L. Hartman, 35028.  7/28/1992. 		RM 1014730	Barcode: RM0296518
_________________________________________________________________________

1613.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: ridge immediately W of Dry Basin Creek; ca 26 air mi SW of Daniel Junction.  Elev. 8300-8600 ft.
T32N R116W S12; also S13 NE1/4.  42.7586 N, 110.5992 W.  
Limestone outcrops and calcareous slopes. Phenology: vegetative only. 

Ronald L. Hartman, 35719.  8/14/1992. 		RM 1014729	Barcode: RM0296517
_________________________________________________________________________

1614.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: North Fork Strawberry Creek, pack trail to White Creek and Greys River; ca 8 air mi E of Thayne.  Elev. 7200 ft.
T34N R117W S19.  42.9153 N, 110.8439 W.  
Valley bottom with dry stream bed and islands of aspen and coniferous woodlands. Phenology: vegetative only. 

Ronald L. Hartman, 35789.  8/16/1992. 		RM 1014728	Barcode: RM0296516
_________________________________________________________________________

1615.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: North Fork Sheep Creek from Sheep Creek to 1.5 mi upstream; ca 3 air mi W to WNW of McDougal Gap.  Elev. 7280-7500 ft.
T33N R116W S12.  42.8564 N, 110.6328 W.  
Sagebrush grassland, stream with willow thickets, and gravelly slopes (limestone); slopes. Phenology: vegetative only. 

Ronald L. Hartman, 36084.  8/18/1992. 		RM 1014727	Barcode: RM0296515
_________________________________________________________________________

1616.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: Apperson Creek to 0.5 mi downstream from road; ca 8 air mi E of Corral Creek Guard Station.  Elev. 7900-8000 ft.
T31N R115W S11.  42.6878 N, 110.5033 W.  
Coniferous forests and open slopes. Phenology: vegetative only. 

Ronald L. Hartman, 36198.  8/18/1992. 		RM 1014726	Barcode: RM0296514
_________________________________________________________________________

1617.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Star Valley: Wyoming Game and Fish Access Area on Salt River, ca 6 air mi N of Auburn.  Elev. 6000 ft.
T34N R119W S35 SE1/4.  42.8883 N, 111.0019 W.  
Riverside and marshy meadows. Phenology: vegetative only. 

Ronald L. Hartman, 36494.  8/21/1992. 		RM 1014725	Barcode: RM0296513
_________________________________________________________________________

1618.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Star Peaks, on drainage W of peak 9988 (feet).  Elev. 7800-9000 ft.
T35N R118W S23.  43.0036 N, 110.8817 W.  
Limestone outcrops and loose remnants with islands of grass-herb patches and coniferous forests. Phenology: vegetative only. 

Ronald L. Hartman, 36692.  8/22/1992. 		RM 1014724	Barcode: RM0296512
_________________________________________________________________________

1619.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: trail to Long Hollow but then straight N up spine of Mount Schidler; ca 2.5 air mi NE of Middle Piney Lake.  Elev. 8400-9400 ft.
T31N R115W S33 NE1/4.  42.6294 N, 110.5408 W.  
Coniferous forests and scree slopes. Phenology: vegetative only. 

Ronald L. Hartman, 36774.  8/24/1992. 		RM 1014723	Barcode: RM0296511
_________________________________________________________________________

1620.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Salt River Range: Long Hollow off La Barge Creek, ca 6 air mi NW of Viola; ca 24 air mi SW of Big Piney.  Elev. 7500-7700 ft.
T27N R115W S22.  42.3228 N, 110.4714 W.  
Steep, rocky west facing slope dominated by sagebrush. Phenology: vegetative only. 

B. E. Nelson, 25918.  6/20/1993. 		RM 1017625	Barcode: RM0301507
     with Russ Nelson
_________________________________________________________________________

1621.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: above Emigrant Trail-Lander Cutoff and South Piney Creek, ca 16 air mi W of Big Piney.  Elev. 7640-8160 ft.
T29N R114W S4.  42.5283 N, 110.4414 W.  
In aspen-Douglas fir stand. Phenology: vegetative only. 

B. E. Nelson, 25979.  6/21/1993. 		RM 1017624	Barcode: RM0301506
     with Russ Nelson
_________________________________________________________________________

1622.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Cretaceous Mountain: a branch of Deloney Canyon above Dry Basin, ca 13.5 air mi SW of Big Piney.  Elev. 7800-8160 ft.
T28N R114W S12 NE1/4.  42.4267 N, 110.3342 W.  
Aspen forest in canyon bottom with meadows and willow thickets. Phenology: vegetative only. 

B. E. Nelson, 26173.  6/23/1993. 		RM 614630	Barcode: RM0263663
     with Russ Nelson
_________________________________________________________________________

1623.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Hogsback Ridge: lower slopes on southeast end of Hogsback Ridge, ca 20.5 air mi SW of Big Piney; ca 5.7 air mi W of La Barge.  Elev. 7400-7520 ft.
T27N R113W S31 SE1/4.  42.2825 N, 110.3147 W.  
Willow-rose-gooseberry thickets with scattered aspen along spring drainage. Phenology: vegetative only. 

B. E. Nelson, 26299.  6/23/1993. 		RM 614629	Barcode: RM0263664
     with Russ Nelson
_________________________________________________________________________

1624.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: on Dempsey Ridge just N of Fossil Butte National Monument, NE of the Bullpen, ca 17 air mi NW of Kemmerer.  Elev. 7650-7960 ft.
T22N R118W S12.  41.9006 N, 110.7678 W.  
Aspen grove with snowberry understory. Phenology: vegetative only. 

B. E. Nelson, 26560.  6/25/1993. 		RM 
     with Russ Nelson
_________________________________________________________________________

1625.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Fogarty Canyon at the south end of Cretaceous Mountain, ca 14 air mi SW of Big Piney.  Elev. 7480-7680 ft.
T28N R113W S18 SW1/4.  42.4128 N, 110.3161 W.  
Along small stream in narrow side canyon. Phenology: vegetative only. 

B. E. Nelson, 26667.  6/28/1993. 		RM 614615	Barcode: RM0264017
     with Russ Nelson
_________________________________________________________________________

1626.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: Coyote Park at Thompson Pass (Witherspoon Pass) on the Emigrant trail-Lander Cutoff, ca 25 air mi W of Big Piney.  Elev. 8740-8752 ft.
T29N R115W S19.  42.4853 N, 110.5958 W.  
Open aspen grove with sparsely vegetated sagebrush understory. Phenology: vegetative only. 

B. E. Nelson, 26906.  6/30/1993. 		RM 1017622	Barcode: RM0301504
     with Russ Nelson
_________________________________________________________________________

1627.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: ca 3.5 air mi NW of Cretaceous Mountain.  Elev. 7800-7950 ft.
T29N R114W S36.  42.4556 N, 110.3828 W; uncertainty 1 mi..  
Sandstone and limestone outcrops and derived substrates. Phenology: vegetative only. 

Ronald L. Hartman, 37308.  5/20/1993. 		RM 614628	Barcode: RM0264108
_________________________________________________________________________

1628.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: Grade Canyon Creek 1.5-2 air mi NE of Smith Fork Road; ca 7 air mi NE of Cokeville.  Elev. 6600-7280 ft.
T25N R118W S10 South 1/2.  42.1678 N, 110.8422 W.  
Limey slope with mountain mahogany. Phenology: vegetative only. 

Ronald L. Hartman, 37481.  5/22/1993. 		RM 
_________________________________________________________________________

1629.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Hams Fork Plateau: North Fork, Twin Creek, ca 9 air mi NW of Kemmerer.  Elev. 6890-7480 ft.
T22N R117W S21.  41.8717 N, 110.7069 W.  
Limey slope to limestone caprock with sagebrush below, limber pine and some aspen above. Phenology: fruiting. 

Ronald L. Hartman, 37625.  5/23/1993. 		RM 
_________________________________________________________________________

1630.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Commissary Ridge, ca 14 air mi N of Kemmerer.  Elev. 7400-7900 ft.
T23N R116W S10 E1/2; and also W1/2 S11.  41.9875 N, 110.5919 W.  
Flats along stream, old homestead in aspen grove, and slope with sandstone outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 41607.  7/22/1993. 		RM 
_________________________________________________________________________

1631.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Pine Grove Creek near northwest end of Cretaceous Mountain; ca 15.5 air mi SW of Big Piney.  Elev. 7900 ft.
T28N R114W S10 NE1/4 of SE1/4.  42.4269 N, 110.3672 W.  
Meadow along stream with patches of shrubs. Phenology: vegetative only. 

Ronald L. Hartman, 41953.  7/24/1993. 		RM 614627	Barcode: RM0264107
_________________________________________________________________________

1632.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Little Fall Creek, ca 26 air mi SW of Big Piney.  Elev. 7980-8200 ft.
T27N R116W S13 SW1/4; and also NW1/4 S24.  42.3275 N, 110.5506 W.  
Grassy slopes with stream bottom and forest margins. Phenology: vegetative only. 

Ronald L. Hartman, 42027.  7/25/1993. 		RM 1017618	Barcode: RM0301500
_________________________________________________________________________

1633.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Salt River Range: Big Fall Creek, ca 24 air mi SW of Big Piney.  Elev. 7700-8300 ft.
T28N R115W S31.  42.3717 N, 110.5333 W.  
Sagebrush slopes with limber pine and subalpine fir on limey slopes with limestone outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 42056.  7/25/1993. 		RM 1017617	Barcode: RM0301499
_________________________________________________________________________

1634.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: road S from Smith's Fork Road to Smiths Dry Fork.  Elev. 7600-7700 ft.
T29N R118W S23; also NW1/4 S26.  42.4839 N, 110.8617 W.  
Grassy slopes and adjacent coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 42314.  7/25/1993. 		RM 1017616	Barcode: RM0301498
_________________________________________________________________________

1635.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge Area: Black Canyon Creek at base of grade, ca 18 air mi SW of Big Piney.  Elev. 7700 ft.
T28N R114W S26 S1/2.  42.3833 N, 110.3506 W; uncertainty 1 mi..  
Clayey and sandy hill, aspen grove and stream bottom. Phenology: vegetative only. 

Ronald L. Hartman, 42414.  7/27/1993. 		RM 614626	Barcode: RM0264106
_________________________________________________________________________

1636.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: overlooking the Hams Fork just N of Bridger-Teton National Forest's southern boundary, ca 12 air mi NE of Cokeville.  Elev. 7400-7700 ft.
T25N R117W S10 N1/2.  42.1669 N, 110.7256 W.  
Streamside, open slopes and adjacent aspen and coniferous forests. Phenology: vegetative only. 

Ronald L. Hartman, 42447.  7/28/1993. 		RM 1017615	Barcode: RM0301497
_________________________________________________________________________

1637.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Tunp Range on ridge between Sawmill Creek and Kelly Creek, ca 15 air mi NNE of Cokeville.  Elev. 8500-8550 ft.
T26N R118W S1.  42.2697 N, 110.7828 W.  
Open ridge with patches of conifers and aspen. Phenology: vegetative only. 

Ronald L. Hartman, 42756.  7/28/1993. 		RM 1017614	Barcode: RM0301496
_________________________________________________________________________

1638.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Salt River Range: South end of Deadline Ridge, ca 3 air mi NW of Viola.  Elev. 7280-8965 ft.
T27N R114W S20; also T27N R114W S29, N1/2 S32; also 27N R115W S36 NE1/4.  42.3136 N, 110.3978 W.  
Rocky slopes and ridges. Phenology: vegetative only. 

Ronald L. Hartman, 42842.  7/30/1993. 		RM 1017613	Barcode: RM0301495
_________________________________________________________________________

1639.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: east side of Commisary Ridge, ca 10 air mi SW of Viola.  Elev. 7550-7900 ft.
T28N R116W S25.  42.3847 N, 110.5528 W.  
Sagebrush slope and ridge with aspen groves, the ridge with sandstone outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 42951.  7/30/1993. 		RM 1017612	Barcode: RM0301494
_________________________________________________________________________

1640.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: Pine Creek, ca 2 road mi NNE of Pine Creek Ski Area, ca 8 air mi NE of Cokeville.  Elev. 7200-7400 ft.
T25N R118W S23 S1/4; also N1/4 S26.  42.1383 N, 110.8228 W.  
Stream bottom and shaley slopes. Phenology: vegetative only. 

Ronald L. Hartman, 43217.  8/2/1993. 		RM 
_________________________________________________________________________

1641.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: 0.2-1 road mi N of Bridger-Teton National Forest's southern boundary, ca 9 air mi NE of Cokeville.  Elev. 8180-8240 ft.
T25N R118W S12.  42.1669 N, 110.8033 W.  
Lodgepole pine and subalpine fir overstory with logged areas. Phenology: vegetative only. 

Ronald L. Hartman, 43247.  8/2/1993. 		RM 1017610	Barcode: RM0301492
_________________________________________________________________________

1642.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: Hobble Creek from Sams Creek to Coantag Creek, ca 20 air mi NNE of Cokeville.  Elev. 7100-7200 ft.
T27N R118W S1 N1/2; also T27N R117 1/2 W S1 NW1/4.  42.3569 N, 110.785 W.  
Stream bottom and lower slopes. Phenology: vegetative only. 

Ronald L. Hartman, 43395.  8/3/1993. 		RM 1017609	Barcode: RM0301491
_________________________________________________________________________

1643.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Tunp Range: Northeast Rim of Ferney Gulch, ca 20 air mi WNE of Cokeville.  Elev. 8200-8400 ft.
T27N R1171/2 W S1 NE1/4.  42.3561 N, 110.7829 W.  
Limestone outcrops and limey area. Phenology: vegetative only. 

Ronald L. Hartman, 43548.  8/3/1993. 		RM 1017608	Barcode: RM0301490
_________________________________________________________________________

1644.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Commissary Ridge Area: Packtrail between Way Creek and Hams Fork Creek, ca 20 air mi NE of Cokevillle.  Elev. 8600-9100 ft.
T27N R117W S9 SE1/4; also N1/4 S16.  42.3425 N, 110.7256 W.  
Coniferous forests and openings. Phenology: vegetative only. 

Ronald L. Hartman, 43588.  8/3/1993. 		RM 1017607	Barcode: RM0301489
_________________________________________________________________________

1645.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge Area: ca 1 air mi W of summit of Hogsback Ridge, ca 18 air mi SW of Big Piney.  Elev. 7900-7950 ft.
T27N R114W S13.  42.3256 N, 110.3328 W.  
Stream sides and lower slopes in sagebrush and aspen with calcareous substrates. Phenology: vegetative only. 

Ronald L. Hartman, 43744.  8/4/1993. 		RM 614625	Barcode: RM0264105
_________________________________________________________________________

1646.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Salt River Range: Northwest slope of Riley Ridge.  Elev. 9100-9400 ft.
T29N R115W S23 E1/2.  42.4853 N, 110.5192 W.  
Rocky, grassy slopes with benches, often with aspen groves, some standing water and springs. Phenology: vegetative only. 

Ronald L. Hartman, 44162.  8/16/1993. 		RM 1017606	Barcode: RM0301488
_________________________________________________________________________

1647.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Gap in Absaroka Ridge traversed by Fontenelle Creek.  Elev. 7600 ft.
T27N R116W S35 NW1/4.  42.2844 N, 110.57 W.  
Stream bottom and adjacent slopes in coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 44457.  8/19/1993. 		RM 1017605	Barcode: RM0301487
_________________________________________________________________________

1648.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Commissary Ridge, southwest flank: Ridge between Pole Creek and East Fork Pole Creek.  Elev. 7850-8000 ft.
T25N R117W S12 SE1/4.  42.1669 N, 110.6867 W.  
Aspen and coniferous forest in drainage. Phenology: vegetative only. 

Ronald L. Hartman, 44710.  8/20/1993. 		RM 1017604	Barcode: RM0301486
_________________________________________________________________________

1649.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: trail from Hobble Creek to Lake Alice, from creek E on Spring Lake Creek for 0.2 mi.  Elev. 7350-7400 ft.
T28N R117W S24; T28N R117 1/2 W S24 EC.  42.3997 N, 110.6689 W.  
Coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 44729.  8/22/1993. 		RM 1017603	Barcode: RM0301485
_________________________________________________________________________

1650.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Hobble Creek, 1.6-2.6 road miles N of Spring Lake Creek and trail to Lake Alice.  Elev. 7400-7500 ft.
T28N R117W S19; T28N R1171/2 W S12 E1/2.  42.3992 N, 110.7667 W.  
Roadside with limestone and shale slopes and stream sides. Phenology: vegetative only. 

Ronald L. Hartman, 44876.  8/22/1993. 		RM 1017602	Barcode: RM0301484
_________________________________________________________________________

1651.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: along Rock Creek, ca 2.5 mi E of Washakie Needles, ca 49 air mi WNW of Thermopolis.  Elev. 9400-9900 ft.
T44N R103W S25.  43.75 N, 109.1619 W; uncertainty 1 mi..  
Stony slope along the creek. Phenology: vegetative only. 

B. E. Nelson, 10334.  7/24/1983. 		RM 563366	Barcode: RM0264023
     with Robert S. Kirkpatrick
_________________________________________________________________________

1652.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Southeastern Absarokas: along East Fork of the South Fork Wood River between the mouth of Slaughter Creek and Guard Station Park, ca 27.3 air mi SW of Meeteetse.  Elev. 8700 ft.
T45N R103W S36.  43.82278 N, 109.1639 W; uncertainty 1 mi..  
Sagebrush-fescue slope with scattered limber pine and Douglas fir. Phenology: vegetative only. 

B. E. Nelson, 10525.  7/26/1983. 		RM 563367	Barcode: RM0264024
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

1653.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Southeastern Absarokas: ridge between White Pass and WAG VABM, ca 5 air mi S of Ramshorn Peak, ca 8 air mi NW of Dubois.  Elev. 8400 ft.
T43N R107W S31.  43.6472 N, 109.7447 W; uncertainty 1 mi..  
Aspen forest. Phenology: vegetative only. 

B. E. Nelson, 10868.  6/28/1984. 		RM 563368	Barcode: RM0264025
_________________________________________________________________________

1654.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Southeastern Absarokas: Castle Rocks and vicinity in North Fork Owl Creek drainage, ca 43 air mi WNW of Thermopolis.  Elev. 8500-9000 ft.
T44N R102W S25.  43.7519 N, 109.0436 W; uncertainty 1 mi..  
Slopes. Phenology: vegetative only. 

B. E. Nelson, 11178.  7/4/1984. 		RM 563369	Barcode: RM0264026
_________________________________________________________________________

1655.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absarokas: across from Canyon Creek on rim of Clarks Fork Canyon off Wyo Hwy 296, ca 32.5 air mi NW of Cody.  Elev. 6800 ft.
T56N R105W S4.  
Shore and wet flats of small pond. Phenology: vegetative only. 

B. E. Nelson, 12312.  7/12/1985. 		RM 537222	Barcode: RM0264014
_________________________________________________________________________

1656.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absarokas: tributary of East Fork Painter Gulch, ca 2.5 mi SE of the summit of Windy Mountain, ca 3 air mi N of Sunlight Ranger Station, ca 30 air mi NW of Cody.  Elev. 7200 ft.
T55N R105W S6.  44.7742 N, 109.5536 W; uncertainty 1 mi..  
Creek bottom. Phenology: vegetative only. 

B. E. Nelson, 12965.  8/17/1985. 		RM 537223	Barcode: RM0264015
_________________________________________________________________________

1657.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absarokas: Dead Indian Creek at Dead Indian Meadows, ca 4.5 air mi W of Pat O'Hara Peak, ca 22 air mi WNW of Cody.  Elev. 7500 ft.
T54N R105W S13.  44.6589 N, 109.4508 W.  
Bench in the meadow. Phenology: vegetative only. 

B. E. Nelson, 13205.  8/24/1985. 		RM 537221	Barcode: RM0264013
_________________________________________________________________________

1658.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Laramie County: Laramie Mountains: northwest slope of northeast peak of Twin Mountains, ca 2 mi E of Remount or County Road 231.  Elev. 7800 ft.
T13N R70W S31 SE1/4.  
On a stony ponderosa pine hillside with Acer, Potentilla, and Geranium. Occasional; trees to 5.5 m tall, 18 cm dbh. Phenology: vegetative only. 

B. E. Nelson, 1356.  7/14/1975. 		RM 298095	Barcode: RM0263672
     with Linda Nelson
_________________________________________________________________________

1659.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Southwestern Absarokas: Fourmile Meadow and vicinity, ca 10.7 air mi NW of Togwotee Pass, ca 34.3 air mi NE of Jackson.  Elev. 8000 ft.
T45N R112W S35.  43.82111 N, 110.2672 W.  
Edge of clearcut and aspen woods. 

B. E. Nelson, 14304.  7/30/1987. 		RM 
_________________________________________________________________________

1660.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Southwestern Absarokas: Fox Park along the Snake River, ca 1 air mi S of Yellowstone National Park, ca 50 air mi NNE of Jackson.  Elev. 8200 ft.
T48N R112W S15.  44.1275 N, 110.28556 W.  
Rocky ridge with limestone. 

B. E. Nelson, 14666.  8/7/1987. 		RM 
     with Neil Snow
_________________________________________________________________________

1661.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Columbia County: Umatilla National Forest and Vicinity: Forest Road 64, ca 2 mi W of Bluewood Ski Area, ca 10 air mi E of Walla Walla.  Elev. 5200-5600 ft.
T7N R39E S14; also S13.  46 5' 16" N, 117 54' 4" W; uncertainty 2 mi..  
Dry woods area; soil fine, deep. Phenology: vegetative only. 

Heather Bradtke, 3972.  8/3/2001. 		RM 
_________________________________________________________________________

1662.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Northern Absarokas: at first switchback W off Dead Indian Pass ca 1 mi N of the pass, ca 23 air mi NW of Cody.  Elev. 8200 ft.
T55N R104W S10.  44.7597 N, 109.3714 W; uncertainty 1 mi..  
Among boulders of roadside fill. Phenology: vegetative only. 

B. E. Nelson, 16483.  8/7/1988. 		RM 537220	Barcode: RM0264012
_________________________________________________________________________

1663.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Platte County: Laramie Mountains: Cottonwood Creek above the falls, ca 23 air mi NW of Wheatland; ca 11 air mi ENE of Laramie Peak.  Elev. 5500 ft.
T27N R70W S16; also S15.  42.3128 N, 105.2539 W; uncertainty 2 mi..  
Canyon bottom. Phenology: vegetative only. 

B. E. Nelson, 17175.  7/18/1989. 		RM 607149	Barcode: RM0264018
     with Jan Pollet
_________________________________________________________________________

1664.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gray Hills: N of Gros Ventre River, ca 2 air mi NW of west end of Upper Slide Lake, ca 21 air mi ENE of Jackson.  Elev. 7400 ft.
T42N R113W S14.  43.6025 N, 110.3786 W; uncertainty 1 mi..  
Sagebrush draws. Phenology: vegetative only. 

B. E. Nelson, 19269.  7/6/1990. 		RM 738244	Barcode: RM0263593
_________________________________________________________________________

1665.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: Fish Creek/Moccasin Basin area, Poison Creek just above Cottonwood, ca 8 air mi SW of Togwotee Pass, ca 32.5 air mi ENE of Jackson.  Elev. 8600 ft.
T43N R111W S21.  43.6747 N, 110.1814 W.  
Under scattered lodgepole pine at edge of fir forest. Phenology: vegetative only. 

B. E. Nelson, 19485.  7/12/1990. 		RM 583969	Barcode: RM0263674
_________________________________________________________________________

1666.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: Fish Creek/Moccasin Basin area, Buck Creek Valley, ca 34 air mi ENE of Jackson.  Elev. 8400-8600 ft.
T41N R110W S5.  43.5444 N, 110.0764 W.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 20146.  8/23/1990. 		RM 594330	Barcode: RM0264019
_________________________________________________________________________

1667.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: along Purdy Creek NE of South Fork Fish Creek, ca 31.5-32 air mi ENE of Jackson.  Elev. 7900 ft.
T42N R111W S26.  43.5731 N, 110.1408 W.  
Steep sandy slope. Phenology: vegetative only. 

B. E. Nelson, 20212.  8/25/1990. 		RM 583968	Barcode: RM0263675
_________________________________________________________________________

1668.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: Fish Creek/Moccasin Basin area, along Hackamore Creek 0-1 mi above South Fork Fish Creek, ca 33-34 air mi ENE of Jackson.  Elev. 7900-8000 ft.
T42N R111W S25.  43.5731 N, 110.1208 W.  
Sandy clay slope. Phenology: vegetative only. 

B. E. Nelson, 20305.  8/25/1990. 		RM 583967	Barcode: RM0263676
_________________________________________________________________________

1669.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: Fish Creek/Moccasin Basin area, along Fish Creek just below confluence of North and South Forks, ca 28.5-29.5 air mi ENE of Jackson.  Elev. 7600-7700 ft.
T42N R111W S28; also S29.  43.5731 N, 110.1805 W; uncertainty 2 mi..  
Sagebrush covered slopes with scattered limber pine, Engelmann spruce and aspen. Phenology: vegetative only. 

B. E. Nelson, 20312.  8/25/1990. 		RM 594331	Barcode: RM0264020
_________________________________________________________________________

1670.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Red Mountain and vicinity: flats NNE of Red Mountain; ca 27 air mi SW of Laramie.  Elev. 7800 ft.
T12N R76W S9.  41.0233 N, 105.9278 W; uncertainty 1 mi..  
Phenology: vegetative only. 

B. E. Nelson, 22075.  5/21/1992. 		RM 925494	Barcode: RM0084479
     with Linda Shoemaker
_________________________________________________________________________

1671.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Ca 2 air mi SE of Pine Mountain at state line, along tributary of Little Red Creek, ca 42 air mi SSE of Rock Springs.  Elev. 8100 ft.
T12N R103W S22.  41.0011 N, 109.0041 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sagebrush slopes above stream. Phenology: vegetative only. 

B. E. Nelson, 2881.  6/4/1979. 		RM 1009792	Barcode: RM0286254
     with Ronald L. Hartman
_________________________________________________________________________

1672.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: ca 25 air mi WSW of Laramie, ca 4 air mi N of Woods Landing, top of Sheep Mountain.  Elev. 9100 ft.
T14N R77W S22 SE1/4.  41.1672 N, 106.0247 W; uncertainty 0.5 mi..  
Open areas in Douglas fir woods on granitic gravelly flats and slopes. Phenology: vegetative only. 

B. E. Nelson, 3010.  6/27/1979. 		RM 335416	Barcode: RM0263584
_________________________________________________________________________

1673.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: ca 25.5 air mi E of Greybull, ca 14 air mi N of Hyattville on Alkali Road.  Elev. 8500 ft.
T52N R89W S34 SE1/4.  44.4411 N, 107.5322 W; uncertainty 1 mi..  
Aspen woods. Phenology: vegetative only. 

B. E. Nelson, 3384.  7/9/1979. 		RM 352648	Barcode: RM0263669
_________________________________________________________________________

1674.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along Red Fork Powder River, ca 27 air mi SE of Ten Sleep, ca 10 air mi ESE of Big Trails.  Elev. 7300 ft.
T43N R86W S11 NE1/4.  43.7092 N, 107.1427 W; uncertainty 1 mi..  
Stony slope between the river and cliff. Phenology: vegetative only. 

B. E. Nelson, 3543.  7/11/1979. 		RM 352647	Barcode: RM0263668
_________________________________________________________________________

1675.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: E of Hazelton Peak along Middle Fork Crazy Woman Creek, ca 23 air mi SW of Buffalo, ca 21 air mi NNW of Mayoworth.  Elev. 8200 ft.
T48N R84W S30 NE1/4.  44.1017 N, 107.0019 W; uncertainty 1 mi..  
Edge of lodgepole pine forest-meadow. Phenology: vegetative only. 

B. E. Nelson, 3602.  7/11/1979. 		RM 352641	Barcode: RM0263587
_________________________________________________________________________

1676.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: off Devil Canyon Road above Little Tepee Creek, ca 24 air mi E of Lovell, ca 20.5 air mi WNW of Burgess Junction.  Elev. 8300 ft.
T57N R92W S35 NE1/4.  44.8728 N, 107.9128 W; uncertainty 1 mi..  
Grassy sagebrush slopes. Phenology: vegetative only. 

B. E. Nelson, 3691.  7/13/1979. 		RM 352649	Barcode: RM0263670
_________________________________________________________________________

1677.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: ca 8.5 air mi WSW of Dayton, ca 6.5 air mi NE of Burgess Junction; along Sheep Creek, SSE of Freeze Out Point.  Elev. 7400 ft.
T56N R88W S11 NW1/4.  44.8433 N, 107.43083 W; uncertainty 1 mi..  
Slope with scattered lodgepole pine. Phenology: vegetative only. 

B. E. Nelson, 3796.  7/15/1979. 		RM 352640	Barcode: RM0263588
     with Keith Dueholm
_________________________________________________________________________

1678.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 6.5 air mi W of Parkman, ca 12 air mi NW of Dayton along East Pass Creek.  Elev. 4800 ft.
T58N R88W S34 NE1/4.  44.9594 N, 107.47056 W; uncertainty 1 mi..  
Roadside and riparian. Phenology: vegetative only. 

B. E. Nelson, 3889.  7/16/1979. 		RM 332575	Barcode: RM0263585
_________________________________________________________________________

1679.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Big Horn Mountains: ca 21 air mi NW of Arminto, ca 61.5 air mi W of Midwest, on Big Horn Trail.  Elev. 6800 ft.
T40N R89W S15 SE1/4.  43.4344 N, 107.5042 W; uncertainty 1 mi..  
Aspen slope. Phenology: vegetative only. 

B. E. Nelson, 4259.  8/1/1979. 		RM 352650	Barcode: RM0263671
_________________________________________________________________________

1680.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Big Horn Mountains: ca 16 air mi NW of Arminto, ca 54 air mi W of Midwest, on Okie Trail.  Elev. 7700 ft.
T40N R88W S25 SW1/4.  43.4061 N, 107.3489 W; uncertainty 1 mi..  
Moist meadow. Phenology: vegetative only. 

B. E. Nelson, 4275.  8/1/1979. 		RM 352651	Barcode: RM0263586
_________________________________________________________________________

1681.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: along Trout Creek in Cookstove Basin, ca 24.5 air mi NE of Lovell, ca 25 air mi NW of Burgess Junction.  Elev. 7200 ft.
T58N R92W S27 South 1/2.  44.9794 N, 107.9339 W; uncertainty 1 mi..  
In a draw. Phenology: vegetative only. 

B. E. Nelson, 4589.  8/5/1979. 		RM 352646	Barcode: RM0263678
_________________________________________________________________________

1682.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: northwest side of Sisters Hill, ca 10.5 air mi SW of Buffalo.  Elev. 7400 ft.
T49N R83W S4.  44.2442 N, 106.8514 W; uncertainty 1 mi..  
Small clearing and open, rocky lodgepole pine forest. Phenology: vegetative only. 

B. E. Nelson, 5210.  6/8/1980. 		RM 352663	Barcode: RM0263582
_________________________________________________________________________

1683.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Cottonwood Canyon, ca 18 air mi E of Lovell.  Elev. 6300 ft.
T56N R93W S3.  44.86139 N, 108.035 W; uncertainty 1 mi..  
Along the creek and in the canyon bottom. Phenology: vegetative only. 

B. E. Nelson, 5280.  6/10/1980. 		RM 352664	Barcode: RM0263581
_________________________________________________________________________

1684.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Five Springs Campground below Five Springs Falls; ca 21 air mi E of Lovell.  Elev. 6600 ft.
T56N R92W S30.  44.80389 N, 107.9744 W; uncertainty 1 mi..  
Rocky, brushy canyon bottom. Phenology: vegetative only. 

B. E. Nelson, 5499.  6/12/1980. 		RM 352652	Barcode: RM0263652
_________________________________________________________________________

1685.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along old U.S. 16 near the head of Tensleep Canyon, ca 12.5 air mi NE of Ten Sleep.  Elev. 7500 ft.
T48N R86W S7.  44.1456 N, 107.24111 W; uncertainty 1 mi..  
Grassy slopes at edge of Douglas fir grove. Phenology: vegetative only. 

B. E. Nelson, 5617.  6/16/1980. 		RM 352655	Barcode: RM0263579
_________________________________________________________________________

1686.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: Leigh Canyon off Tensleep Canyon, ca 8 air mi NE of Ten Sleep.  Elev. 5600 ft.
T48N R87W S34.  44.0853 N, 107.3 W; uncertainty 1 mi..  
Brushy canyon bottom. Phenology: vegetative only. 

B. E. Nelson, 5702.  6/17/1980. 		RM 352653	Barcode: RM0263651
_________________________________________________________________________

1687.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: Sheep Mountain, ca 19 air mi SW of Buffalo.  Elev. 9500 ft.
T49N R84W S30.  44.1861 N, 107.0131 W; uncertainty 1 mi..  
Rock outcrops. Phenology: vegetative only. 

B. E. Nelson, 6095.  7/10/1980. 		RM 352654	Barcode: RM0263580
_________________________________________________________________________

1688.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: along Lincoln Creek, SE of the mouth of Mullison Creek.  Elev. 7900 ft.
T16N R81W S9 center.  
Abundant and wide spread. Phenology: vegetative only. 

B. E. Nelson, 635.  7/3/1973. 		RM 296966	Barcode: RM0263677
_________________________________________________________________________

1689.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: W of Circle Park at the head of Circle Park Creek, ca 15.5 air mi WSW of Buffalo.  Elev. 8100 ft.
T50N R84W S29.  44.2733 N, 106.9922 W; uncertainty 1 mi..  
Aspen-meadow. Phenology: vegetative only. 

B. E. Nelson, 6389.  7/15/1980. 		RM 352658	Barcode: RM0263589
     with Denise Gion
_________________________________________________________________________

1690.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: ca 4 air mi SW of Snowshoe Pass on Black Mountain Road, ca 11 air mi ESE of Shell, ca 24.5 air mi E of Greybull.  Elev. 8000 ft.
T52N R89W S17.  44.4847 N, 107.5725 W; uncertainty 1 mi..  
Rocky outcrops. Phenology: vegetative only. 

B. E. Nelson, 6654.  7/17/1980. 		RM 352657	Barcode: RM0263577
_________________________________________________________________________

1691.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: along Doyle Creek on the Hazelton Road, ca 1.7 air mi SE of Hazelton Pyramid, ca 24.3 air mi SW of Buffalo.  Elev. 8200 ft.
T47N R84W S6.  44.0722 N, 107 W; uncertainty 1 mi..  
Moist meadows. Phenology: vegetative only. 

B. E. Nelson, 6763.  7/20/1980. 		RM 352656	Barcode: RM0263578
_________________________________________________________________________

1692.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: in the canyon along the North Fork Crazy Woman Creek, ca 13.5 air mi SW of Buffalo.  Elev. 6600 ft.
T49N R83W S28.  44.1864 N, 106.8514 W; uncertainty 1 mi..  
Bottom of canyon. Phenology: vegetative only. 

B. E. Nelson, 6830.  8/6/1980. 		RM 352662	Barcode: RM0263583
_________________________________________________________________________

1693.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: along the Middle Fork Powder River, ca 17 air mi SE of Big Trails, ca 28 air mi SE of Tensleep.  Elev. 7300 ft.
T42N R86W S26.  43.5803 N, 107.1425 W; uncertainty 1 mi..  
Brushy aspen slopes at the base of sandstone cliffs. Phenology: vegetative only. 

B. E. Nelson, 8147.  7/15/1981. 		RM 352638	Barcode: RM0263673
_________________________________________________________________________

1694.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: on ridge ca 1.5 air mi SW of Leon Bairds Peak, ca 2 air mi SSE of Soapy Dale Peak, ca 16.5 air mi SSW of Meeteetse.  Elev. 7500 ft.
T46N R101W S26.  43.92611 N, 108.94194 W; uncertainty 1 mi..  
Moist meadow. Phenology: vegetative only. 

B. E. Nelson, 9611.  6/19/1983. 		RM 563364	Barcode: RM0264021
_________________________________________________________________________

1695.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Meeteetse Rim and Meeteetse Creek, ca 2 mi E of Carter Mountain, ca 17.5 air mi S of Cody, ca 12.7 air mi NW of Meeteetse.  Elev. 7500 ft.
T50N R102W S33.  44.2628 N, 109.12583 W; uncertainty 1 mi..  
Base of bluffs along creek. Phenology: vegetative only. 

B. E. Nelson, 9676.  6/21/1983. 		RM 563365	Barcode: RM0264022
_________________________________________________________________________

1696.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: 1/2 mi SW of Circle Park Campground, ca 4 air mi SW of Hunter Ranger Station, ca 15 air mi WSW of Buffalo.  Elev. 8400 ft.
T50N R84W S29.  44.2733 N, 106.9922 W; uncertainty 1 mi..  
Southeast slope, lodgepole-aspen forest. Phenology: vegetative only. 

Gael Fonken, 1123.  8/26/1980. 		RM 352661	Barcode: RM0263599
_________________________________________________________________________

1697.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: along North Clear Creek, just W of Hunter Ranger Station, ca 11 air mi WSW of Buffalo.  Elev. 7350 ft.
T50N R84W S10.  44.3169 N, 106.9519 W; uncertainty 1 mi..  
Creekside. Phenology: vegetative only. 

Gael Fonken, 442.  8/12/1980. 		RM 352660	Barcode: RM0263598
     with B. E. Nelson
_________________________________________________________________________

1698.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: head waters of Brokenback Creek, ca 14 air mi NE of Ten Sleep.  Elev. 8500 ft.
T49N R87W S23.  44.20472 N, 107.2931 W; uncertainty 1 mi..  
Rocky sagebrush-aspen-conifer slope. Phenology: vegetative only. 

Gael Fonken, 789.  8/19/1980. 		RM 352659	Barcode: RM0263597
     with B. E. Nelson
_________________________________________________________________________

1699.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: School Creek, ca 1.7 air mi NW of Bradley Peak; ca 5.2 air mi E of Ferris townsite.  Elev. 7200-7300 ft.
T26N R86W S35 SE1/4; also S36 SW1/4.  42.1807 N, 107.0849 W.  
Spring-fed aspen draw. Phenology: vegetative only. 

Amy J. Roderick, 4971.  6/15/1998. 		RM 
     with Frank Blomquist
_________________________________________________________________________

1700.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Gas Hills Mining District; ca 7.0 air mi ENE of Junction of Wyo Hwy 136 and Ore Road (main road through the Gas Hills Mining District).  Elev. 6650-6820 ft.
T33N R89W S4.  42.8584 N, 107.5128 W; uncertainty 1 mi..  
Aspen stand at spring. Phenology: vegetative only. 

June Haines, 4388.  6/21/1985. 		RM 388871	Barcode: RM0263499
_________________________________________________________________________

1701.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Big Camp Creek Area, ca 6 air mi WSW of Muddy Gap Junction (Three Forks).  Elev. 6800-7000 ft.
T27N R90W S1; also S2 and S3.  42.3397 N, 107.5327 W; uncertainty 3 mi..  
Stream banks. Phenology: vegetative only. 

June Haines, 4765.  7/4/1985. 		RM 388872	Barcode: RM0263498
     with Georgia Haines and Nora Little
_________________________________________________________________________

1702.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Green Mountain Park, West Fork Middle Cottonwood Creek, ca 9.5 air mi SSE of Jeffrey City.  Elev. 7800-8200 ft.
T28N R91W S20; also S29.  42.383 N, 107.7274 W; uncertainty 2 mi..  
Creek banks. Phenology: vegetative only. 

June Haines, 5272.  8/4/1985. 		RM 388873	Barcode: RM0263497
     with Georgia Haines
_________________________________________________________________________

1703.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Granite Mountain Uplift: Green Mountains: Cottonwood Campground along branch of East Cottonwood Creek.  Elev. 7250 ft.
T28N R91W S22.  42.3839 N, 107.6875 W.  
Edge of creek. Phenology: vegetative only. 

June Haines, 5627.  8/20/1985. 		RM 388874	Barcode: RM0263496
_________________________________________________________________________

1704.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Northern edge of the Ferris Mountains, ca 8 air mi SE of Muddy Gap Junction (Three Forks).  Elev. 7500-8250 ft.
T27N R88W S23.  42.2963 N, 107.3185 W; uncertainty 1 mi..  
Slopes above creek. Phenology: vegetative only. 

June Haines, 5786.  8/25/1985. 		RM 388875	Barcode: RM0263495
     with Georgia Haines
_________________________________________________________________________

1705.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Oregon, Wallowa County: Umatilla National Forest and Vicinity: Wenaha-Tucannon Willderness: Smooth Ridge Trail and along the Wenaha River, ca 34 mi E and 6 mi S of Walla Walla.  Elev. 2000 ft.
T6N R42E S20 SW1/4; also SE1/4 S19 and N1/2 S29.  45 58' 49" N, 117 36' 0" W; GPS Reading.  zone 11, 5092031E, 453521N; GPS Reading.  
Along the river. Phenology: vegetative only. 

Heather Bradtke, 10092.  7/27/2002. 		RM 
_________________________________________________________________________

1706.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: ridge E of East Glacier Lake.  Elev. 11000 ft.
T16N R79W S3 South1/2.  41.3872 N, 106.2556 W; uncertainty 1 mi..  
Steep, rocky slope. Phenology: vegetative only. 

June Haines, 7680.  7/28/1989. 		RM 554756	Barcode: RM0263501
     with Claudia Regan and Bob Musselman
_________________________________________________________________________

1707.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: S of West Glacier Lake.  Elev. 10820 ft.
T16N R79W S3 South1/2.  41.3872 N, 106.2556 W.  
Rocky, south-facing slope near ridgetop. Near Plot 57. Phenology: vegetative only. 

June Haines, 7800.  8/10/1989. 		RM 554779	Barcode: RM0263500
     with Claudia Regan and Bob Musselman
_________________________________________________________________________

1708.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Rock Springs Uplift: north slope of Quaking Aspen Mountain; ca 11 air mi SSE of Rock Springs.  Elev. 8000 ft.
T17N R104W S21.  41.4381 N, 109.1456 W; uncertainty 1 mi..  
Dense stands of aspen, with small snowmelt "streams", open areas with sagebrush; below snowmelt. Phenology: vegetative only. 

Keith H. Dueholm, 10037.  6/13/1980. 		RM 525265	Barcode: RM0263551
_________________________________________________________________________

1709.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Washakie Basin: Delaney Rim, ca 4 air mi S of Tipton.  Elev. 7200-7400 ft.
T18N R96W S6.  41.5664 N, 108.2669 W; uncertainty 1 mi..  
Upper half of rim, near seepage areas. Phenology: vegetative only. 

Keith H. Dueholm, 10101.  6/19/1980. 		RM 525263	Barcode: RM0263515
_________________________________________________________________________

1710.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Green River Basin: Cedar Mountain, ca 11 air mi NNE of Burntfork.  Elev. 8000 ft.
T14N R111W S20.  41.18 N, 109.9528 W; uncertainty 1 mi..  
Hard clay slopes. Phenology: vegetative only. 

Keith H. Dueholm, 10321.  7/4/1980. 		RM 525270	Barcode: RM0263517
_________________________________________________________________________

1711.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Rock Springs Uplift: north side of Steamboat Mountain.  Elev. 8000 ft.
T23N R102W S10; also S11.  41.9828 N, 108.9428 W; uncertainty 2 mi..  
Rocky slopes. Phenology: vegetative only. 

Keith H. Dueholm, 10488.  7/8/1980. 		RM 525271	Barcode: RM0263516
_________________________________________________________________________

1712.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: North side of Pine Mountain.  Elev. 9400 ft.
T12N R103W S10.  41.0342 N, 108.9967 W; uncertainty 1 mi..  
Upper edge of Abies lasiocarpa/Pinus contorta forest. Phenology: vegetative only. 

Keith H. Dueholm, 10628.  7/17/1980. 		RM 525264	Barcode: RM0263513
_________________________________________________________________________

1713.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Rock Springs Uplift: north side of Pine Butte.  Elev. 8300 ft.
T16N R100W S33.  41.3186 N, 108.6697 W; uncertainty 1 mi..  
Steep slopes with Douglas fir, with loose talus slopes, aspen stands, grassy meadows below top of rim, and slopes with sagebrush; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 10769.  7/20/1980. 		RM 525266	Barcode: RM0263521
_________________________________________________________________________

1714.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Northeast end Quaking Aspen Mountain, Lion Bluffs. Also in  Elev. 8000 ft.
T17N R103W S5; T17N R103W S7.  41.4797 N, 109.0494 W; uncertainty 2 mi..  
N slope of large sandstone bluffs. Phenology: vegetative only. 

Keith H. Dueholm, 10818.  7/23/1980. 		RM 525262	Barcode: RM0263514
_________________________________________________________________________

1715.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: Spring Creek Road 6.7 mi E and S of junction with Wyo Hwy 434.  Elev. 5000 ft.
T46N R87W S33; also S34.  41.0925 N, 109.2256 W; uncertainty 1 mi..  
Seepage areas along small stream, sagebrush slopes, thickets of serviceberry and aspen; slopes above creek. Phenology: vegetative only. 

Ronald L. Hartman, 10962.  5/22/1980. 		RM 525269	Barcode: RM0263518
     with Keith H. Dueholm
_________________________________________________________________________

1716.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Green River Basin: ridges and flats between Richards Gap and Tepee Mountain.  Elev. 7100 ft.
T12N R104W S18.  41.0197 N, 109.1686 W; uncertainty 1 mi..  
Along drainage with shaley or rocky slopes. Phenology: vegetative only. 

Keith H. Dueholm, 11071.  5/23/1981. 		RM 525268	Barcode: RM0263519
     with Ronald L. Hartman
_________________________________________________________________________

1717.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Great Divide Basin: Oregon Buttes; ca 34 air mi NE of Farson.  Elev. 7600 ft.
T26N R101W S3; also S10.  42.2586 N, 108.8517 W; uncertainty 2 mi..  
Forming stands on lower, north slopes of buttes. Phenology: vegetative only. 

Keith H. Dueholm, 11663.  6/27/1981. 		RM 525267	Barcode: RM0263520
_________________________________________________________________________

1718.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: along Beaver Creek, ca 4.5 air mi W of Big Horn.  Elev. 4700 ft.
T55N R85W S34.  44.6972 N, 107.08472 W; uncertainty 1 mi..  
Thicket along creek, meadows along creek; thicket. Phenology: vegetative only. 

Keith H. Dueholm, 7172.  6/20/1979. 		RM 332574	Barcode: RM0263522
_________________________________________________________________________

1719.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: Piney Creek, ca 1-2.5 air mi S of Story.  Elev. 5000 ft.
T53N R83W S21; also S22 and S28.  44.5497 N, 106.8617 W; uncertainty 2 mi..  
Rich hillsides above creek, aspen thickets along creek bottom, sedge meadows in wet areas; thicket. Phenology: vegetative only. 

Keith H. Dueholm, 7605.  6/30/1979. 		RM 332573	Barcode: RM0263523
_________________________________________________________________________

1720.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Cherry Creek, ca 5.2 air mi S of Wyo Hwy 220; ca 13.6 air mi SW of Independence Rock.  Elev. 6700 ft.
T27N R88W S1; also S12.  42.3397 N, 107.2991 W.  
Aspen grove near stream. Phenology: vegetative only. 

Amy J. Roderick, 5101.  6/16/1998. 		RM 
_________________________________________________________________________

1721.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 10 air mi W of Parkman.  Elev. 5200 ft.
T58N R88W S30.  44.9758 N, 107.53167 W; uncertainty 1 mi..  
Crataegus thickets on slopes above small creek, margins of creek; slopes. Phenology: vegetative only. 

Keith H. Dueholm, 8989.  8/11/1979. 		RM 334292	Barcode: RM0263550
_________________________________________________________________________

1722.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: Hunter Mesa, ca 1 air mi NW of Hunter Ranger Station.  Elev. 8000 ft.
T50N R84W S3; also S4.  44.3317 N, 106.9519 W; uncertainty 2 mi..  
Meadows on ridge, lodgepole pine forest on north face, granite outcrops, Forest Service roads; edge of lodgepoles. Phenology: vegetative only. 

Keith H. Dueholm, 9107.  8/14/1979. 		RM 352645	Barcode: RM0263525
_________________________________________________________________________

1723.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: Rome Hill Road, ca 13.5 air mi ESE of Ten Sleep.  Elev. 7200 ft.
T46N R86W S9.  43.97 N, 107.1958 W; uncertainty 1 mi..  
Sagebrush slopes, Douglas fir woodland, sandstone outcrops with ponderosa pine; slopes, at edge of woodland. Phenology: vegetative only. 

Keith H. Dueholm, 9603.  5/27/1980. 		RM 352639	Barcode: RM0263524
     with Ronald L. Hartman
_________________________________________________________________________

1724.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: ca 9 mi NNW of Blackhall Mountain.  Elev. 8000-8200 ft.
T14N R84W S36.  41.1248 N, 106.7867 W; uncertainty 1 mi..  
Lodgepole pine forest. Phenology: vegetative only. 

Nancy Kastning, 1009.  8/6/1988. 		RM 572665	Barcode: RM0263607
     with David Culp
_________________________________________________________________________

1725.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 15 air mi NW of Dubois, upper end of Waynes Creek, ca 1.5 mi NW of Waynes Hole.  Elev. 9000-9200 ft.
T43N R105W S15; also S10.  43.6914 N, 109.4403 W.  
Spruce, fir and lodgepole pine forests. Phenology: vegetative only. 

Robert S. Kirkpatrick, 1044.  7/9/1983. 		RM 563348	Barcode: RM0063199
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1726.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 33 air mi WSW of Meeteetse, in the vicinity of the three forks of Anderson Creek.  Elev. 9200-9800 ft.
T47N R105W S8.  44.0544 N, 109.4795 W.  
Spruce and lodgepole pine forest. Phenology: vegetative only. 

Robert S. Kirkpatrick, 1313.  7/17/1983. 		RM 563349	Barcode: RM0063198
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1727.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 29 air mi W of Meeteetse, along Warhouse Creek ca 3 mi from junction with the Greybull River.  Elev. 9200 ft.
T48N R105W S14.  44.1257 N, 109.4322 W.  
Spruce forest along the creek. Phenology: vegetative only. 

Robert S. Kirkpatrick, 1321.  7/18/1983. 		RM 563350	Barcode: RM0063197
_________________________________________________________________________

1728.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 39 mi WNW of Thermopolis, east side of The Holy City and near Squaw Teat Butte, along Meadow Creek.  Elev. 8500 ft.
T44N R101W S22.  43.7634 N, 108.9622 W.  
Creek bottoms and adjacent slopes. Phenology: vegetative only. 

Robert S. Kirkpatrick, 146.  6/23/1983. 		RM 563371	Barcode: RM0063195
     with B. E. Nelson
_________________________________________________________________________

1729.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 27 air mi SSW of Meeteetse, junction of South Fork and East Fork of South Fork Wood River and Slaughter Creek.  Elev. 8900 ft.
T44N R103W S1.  43.8066 N, 109.1614 W.  
Big sagebrush grasslands. Phenology: vegetative only. 

Robert S. Kirkpatrick, 1540.  7/26/1983. 		RM 563354	Barcode: RM0063205
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1730.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Francs Fork, ca 4 air mi SW of the Greybull River.  Elev. 7500-8000 ft.
T47N R103W S8; also S9.  44.0576 N, 109.2436 W.  
River bottom and adjacent creek banks with aspen, cottonwoods, and limber pine. Phenology: vegetative only. 

Robert S. Kirkpatrick, 16.  6/21/1983. 		RM 563370	Barcode: RM0063196
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1731.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 44.5 air mi SW of Cody, above Needle Creek, ca 1 mi E of junction of the South Fork of the Shoshone River.  Elev. 9000 ft.
T47N R106W S18.  44.04 N, 109.6202 W.  
Wet areas along the creek. Phenology: vegetative only. 

Robert S. Kirkpatrick, 1900.  8/10/1983. 		RM 563351	Barcode: RM0063190
     with Geoffrey McNaughton
_________________________________________________________________________

1732.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 18 mi WSW of Meeteetse, along Timber Creek in the vicinity of the Timber Creek Ranger Station.  Elev. 7600 ft.
T47N R103W S14; also S23.  44.0428 N, 109.1834 W.  
Along the creek in wet areas and adjacent banks; rocky floodplains. Phenology: vegetative only. 

Robert S. Kirkpatrick, 2006.  8/13/1983. 		RM 563353	Barcode: RM0063206
_________________________________________________________________________

1733.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 16 mi W of Meeteetse, along Rawhide Creek.  Elev. 7600 ft.
T49N R102W S24.  44.2041 N, 109.0631 W.  
Creek bottoms and adjacent wet areas with Populus tremuloides and P. balsamifera. Phenology: vegetative only. 

Robert S. Kirkpatrick, 234.  6/25/1983. 		RM 563372	Barcode: RM0063194
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1734.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 11 air mi NE of Dubois, 1.5 mi E of Game and Fish Elk Winter Hdqrs.  Elev. 7400-8400 ft.
T43N R105W S32; also S33 and T42N R105W S4 and S5.  43.6482 N, 109.4801 W.  
Stream gullies with Pinus flexilis and Pseudotsuga menziesii; moist sites. Phenology: vegetative only. 

Robert S. Kirkpatrick, 2757.  6/21/1984. 		RM 563352	Barcode: RM0063189
_________________________________________________________________________

1735.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 10 air mi NW of Dubois, headwaters of the Middle Fork of the Tappan Creek.  Elev. 8400-8700 ft.
T43N R107W S29; also S20.  43.6626 N, 109.7192 W.  
Pinus contorta forest with Pinus albicaulis and Arnica cordifolia; dry, forested areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 2898.  6/23/1984. 		RM 563355	Barcode: RM0063204
_________________________________________________________________________

1736.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 10 air mi NNE of Dubois, NE of Horse Creek Basin in vicinity of Charlie Creek.  Elev. 8150 ft.
T43N R106W S21; also S15, S16 and S22.  43.677 N, 109.5798 W; uncertainty 3 mi..  
Sagebrush (Artemisia tridentata var. wyomingensis) grasslands with stands of Pinus flexilis and Pseudotsuga menziesii with scattered limestone outcrops; moist, open areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 2952.  6/24/1984. 		RM 563356	Barcode: RM0063203
_________________________________________________________________________

1737.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 22 mi SW of Meeteetse at junction of Wood River and Jojo Creek.  Elev. 8200-8500 ft.
T46N R103W S22.  43.9394 N, 109.2035 W.  
Wet areas along the river. Phenology: vegetative only. 

Robert S. Kirkpatrick, 321.  6/27/1983. 		RM 563344	Barcode: RM0063185
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1738.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 16 air mi SW of Meeteetse, upper end of the North Fork of Dick Creek, ca 5 mi from the Wood River.  Elev. 7900-8200 ft.
T47N R102W S28; also S29 and S30.  44.0133 N, 109.1032 W.  
Pinus contorta forest with Arnica cordifolia; moist, open areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 3216.  6/29/1984. 		RM 563357	Barcode: RM0063202
_________________________________________________________________________

1739.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 19 air mi SSW of Meeteetse, in the vicinity of the junction of Gooseberry Creek and Middle Gooseberry Creek.  Elev. 7500 ft.
T45N R101W S6.  43.895 N, 109.023 W.  
Riparian, lower Montane, with Pinus contorta and Picea engelmannii; river banks in forest. Phenology: vegetative only. 

Robert S. Kirkpatrick, 3410.  7/1/1984. 		RM 563358	Barcode: RM0063201
_________________________________________________________________________

1740.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 19 air mi SW of Cody, ca 1 mi NE of Belknap Creek in the vicinity and to the NE of Peak 8981.  Elev. 8300-8500 ft.
T50N R103W S19; also S8, S17 and S18.  44.2909 N, 109.2849 W.  
Picea engelmannii and Pinus contorta forest; moist, open areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 3527.  7/3/1984. 		RM 563359	Barcode: RM0063193
_________________________________________________________________________

1741.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 18 air mi WSW of Meeteetse, West Fork Timber Creek, ca 1 mi W of the Timber Creek Ranger Station.  Elev. 7500-7900 ft.
T47N R103W S15; also S10.  44.0428 N, 109.2035 W.  
Picea engelmannii with Psuedotsuga menziesii and Arnica cordifolia; moist, open areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 3648.  7/5/1984. 		RM 563360	Barcode: RM0063192
_________________________________________________________________________

1742.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 21 air mi NE of Dubois, on southern end of Steamboat Rock.  Elev. 8600-9800 ft.
T44N R104W S32; also S33.  43.7346 N, 109.3606 W.  
Riparian areas adjacent to Picea engelmannii forest; creek banks. Phenology: vegetative only. 

Robert S. Kirkpatrick, 3763.  7/11/1984. 		RM 563361	Barcode: RM0063191
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1743.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 13 air mi NNW of Dubois, ca 2 air mi SW of Ramshorn Peak, in the vicinity and N of Five Mile Creek.  Elev. 8400-8800 ft.
T43N R107W S13; also S12 and S24.  43.6911 N, 109.6466 W.  
Picea engelmannii and Abies lasiocarpa forest; dry, closed areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 4241.  7/18/1984. 		RM 563341	Barcode: RM0063188
_________________________________________________________________________

1744.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 18 air mi NE of Dubois, along Bear Creek, 2 mi E to SE of Kent Mountain, in the vicinity of Bear Basin.  Elev. 8400-8600 ft.
T44N R105W S26; also S27 and S34.  43.749 N, 109.4204 W; uncertainty 3 mi..  
Riparian, lower montane; sand and gravel bars. Phenology: vegetative only. 

Robert S. Kirkpatrick, 4677.  7/21/1984. 		RM 563342	Barcode: RM0063187
_________________________________________________________________________

1745.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 43 air mi SW of Cody, South Fork Shoshone River, ca 7 trail mi S of South Fork Ranger Station.  Elev. 6900 ft.
T47N R107W S12; also S1.  44.0544 N, 109.6403 W.  
River bottoms and adjacent banks. Phenology: vegetative only. 

Robert S. Kirkpatrick, 513.  6/30/1983. 		RM 563345	Barcode: RM0063184
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1746.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 22 air mi W of Meeteetse, along the North Fork of Pickett Creek.  Elev. 8800-9600 ft.
T49N R104W S24; also S25.  44.2041 N, 109.3051 W; uncertainty 2 mi..  
Riparian, montane - subalpine, with scattered Picea engelmannii; sand and gravel bars. Phenology: vegetative only. 

Robert S. Kirkpatrick, 5272.  7/29/1984. 		RM 563343	Barcode: RM0063186
_________________________________________________________________________

1747.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 17 air mi SW of Meeteetse, along the South Fork of Dick Creek.  Elev. 7600-8000 ft.
T46N R102W S5; also S8.  43.9837 N, 109.1233 W.  
Spruce and fir forests and adjacent wet areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 651.  7/6/1983. 		RM 563346	Barcode: RM0063183
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1748.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 11 air mi NNW of Dubois, 0.5 mi W of the junction of Bear Creek and Bain Creek.  Elev. 7700-8200 ft.
T43N R105W S30.  43.6626 N, 109.5001 W.  
Sagebrush grasslands with scattered limber pine and occasional wet areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 949.  7/9/1983. 		RM 563347	Barcode: RM0063200
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

1749.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains; Bighorn National Forest: Freeze Out Point.  Elev. 8300 ft.
T56N R88W S2.  44.8578 N, 107.43083 W; uncertainty 1 mi..  
Limestone outcrops and slopes below. Phenology: vegetative only. 

Ronald L. Hartman, 10270.  7/15/1979. 		RM 352665	Barcode: RM0264535
_________________________________________________________________________

1750.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Big Horn Mountains: Middle Fork Buffalo Creek, ca 18.5 air mi N of Arminto.  Elev. 8100 ft.
T40N R87W S13.  43.4364 N, 107.2294 W; uncertainty 1 mi..  
Spruce forest with stream beneath. Phenology: vegetative only. 

Ronald L. Hartman, 10456.  8/1/1979. 		RM 352644	Barcode: RM0264093
_________________________________________________________________________

1751.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: Red Grade Road, ca 5.2 air mi SW of Big Horn.  Elev. 6500 ft.
T54N R85W S27.  44.62444 N, 107.0844 W; uncertainty 1 mi..  
Slopes and ridge; Chugwater red beds and limestone (gypseous?) outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 10708.  8/4/1979. 		RM 352666	Barcode: RM0264534
_________________________________________________________________________

1752.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Littlerock Creek Drainage: ca 6 air mi W of Clark.
T57N R103W S21; also S22.  44.90639 N, 109.3128 W.  
Streamside and adjacent area. Phenology: flowering. 

Ronald L. Hartman, 14159.  5/20/1983. 		RM 939390	Barcode: RM0111131
_________________________________________________________________________

1753.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: Horse Creek, ca 1.5 air mi NNE of Horse Creek Campground or ca 11 air mi N of Dubois.  Elev. 7800 ft.
T43N R106W S18.  43.6905 N, 109.6269 W; uncertainty 1 mi..  
Rolling big sagebrush grassland, lodgepole pine forest, and stream margins. Phenology: vegetative only. 

Ronald L. Hartman, 15013.  6/14/1983. 		RM 563376	Barcode: RM0063223
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

1754.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: ca 40 air mi W of Thermopolis on South Fork Owl Creek Road, ca 3.5 road mi SW of Middle Fork Owl Creek crossing.  Elev. 8700-9100 ft.
T43N R101W S19; also S20, S29, S30, S31, and S32.  
Open grassy slopes with some big sagebrush, drainages, and wooded slopes with limber pine, douglas fir, and engelmann spruce. Phenology: vegetative only. 

Ronald L. Hartman, 15204.  6/16/1983. 		RM 563375	Barcode: RM0063181
     with Robert S. Kirkpatrick
_________________________________________________________________________

1755.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Hot Springs County: Absaroka Mountains: Grass Creek Road, ca 10 road mi W of junction with Little Grass Creek.  Elev. 7300-8000 ft.
T45N R101W S10; also S15.  43.88306 N, 108.96194 W; uncertainty 2 mi..  
Sagebrush grassland and limber pine woodland. Phenology: vegetative only. 

Ronald L. Hartman, 15253.  6/16/1983. 		RM 563374	Barcode: RM0063220
     with Robert S. Kirkpatrick
_________________________________________________________________________

1756.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: north end Carter Mountain, headwaters of Carter Creek and upper end of Marquette Creek, ca 16 air mi SW of Cody.  Elev. 6800-8700 ft.
T50N R103W S2; also S3, S10, and T51N R103W S27 and S34.  44.335 N, 109.20611 W; uncertainty 4 mi..  
Spruce-fir forest with lodgepole and limber pine, open sagebrush grassland, and aspen and cottonwood thickets along stream. Phenology: vegetative only. 

Ronald L. Hartman, 15347.  6/19/1983. 		RM 563373	Barcode: RM0063180
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

1757.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: northeast end of Carter Mountain, vicinity of Foster Reservoir and Devils Tooth.  Elev. 8000-8700 ft.
T50N R102W S19; also S30 and T50N R103W S25 and S24.  44.2917 N, 109.1664 W; uncertainty 2 mi..  
Phenology: vegetative only. 

Ronald L. Hartman, 15501.  6/21/1983. 		RM 563362	Barcode: RM0063222
_________________________________________________________________________

1758.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Southeastern Absaroka Mountains: Pole Creek, ca 16 air mi NE of Dubois.  Elev. 7900-8300 ft.
T43N R104W S30.  43.6617 N, 109.385 W; uncertainty 1 mi..  
Shaded area along stream with overstory of willows, douglas fir, and limber pine. Phenology: vegetative only. 

Ronald L. Hartman, 15624.  6/23/1983. 		RM 563363	Barcode: RM0063221
_________________________________________________________________________

1759.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Oregon, Wheeler County: Umatilla National Forest and Vicinity: Forest Road 21, ca 12 mi N and 3 mi W of Spray.  Elev. 4000-4400 ft.
T6S R24E S33.  45 0' 13" N, 119 51' 59" W; GPS Reading.  zone 11, 4987352E, 274099N; GPS Reading.  
In a spring with Salix, Rubus, and aspen in organic soil; slope 0; aspect none. Phenology: vegetative only. 

Heather Bradtke, 6142.  6/19/2002. 		RM 
_________________________________________________________________________

1760.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Wind River Basin: Rattlesnake Mountains: ca 6 air mi WNW of Garfield Peak.  Elev. 7200-7800 ft.
T33N R88W S14; also S15, S21, S22, and S23.  42.8325 N, 107.3514 W; uncertainty 3 mi..  
Sagebrush covered hills, south-exposed slopes, ridge, and sandstone outcrops and moist stream drainage; upland areas. Phenology: vegetative only. 

Ronald L. Hartman, 19987.  5/29/1985. 		RM 388876	Barcode: RM0264537
     with June Haines
_________________________________________________________________________

1761.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Wind River Basin: Sentinel Rocks, 2.5 air mi SE of Independence Rock.  Elev. 6200-7200 ft.
T29N R86W S14.  42.4839 N, 107.1186 W; uncertainty 1 mi..  
Sandy sagebrush covered plains, granite mountains with massive boulders and moist seeps, aspen woodlands in drainages; granite mountains and drainages. Phenology: vegetative only. 

Ronald L. Hartman, 20377.  6/2/1985. 		RM 388877	Barcode: RM0264536
     with June Haines
_________________________________________________________________________

1762.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Sheep Mountain, NW corner.  Elev. 9000-9500 ft.
T15N R77W S16.  41.2683 N, 106.0447 W; uncertainty 1 mi..  
Granite rocky slopes and ridges with Pinus ponderosa, P. contorta, and Pseudotsuga menziesii and openings with fallen timber. Phenology: vegetative only. 

Ronald L. Hartman, 24305.  6/17/1989. 		RM 925517	Barcode: RM0084502
_________________________________________________________________________

1763.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Mount Leidy Highland Area: Gray Hills: area immediately NE of Upper Slide Lake, in and adjacent to exclosure.  Elev. 7300-8300 ft.
T42N R112W S17; also S20 and S21.  43.6027 N, 110.3191 W; uncertainty 2 mi..  
Sagebrush flats and slopes with patches of coralberry and areas of barren slope; patches of coralberry. Phenology: vegetative only. 

Ronald L. Hartman, 25335.  6/11/1990. 		RM 738243	Barcode: RM0263594
     with Walter Fertig
_________________________________________________________________________

1764.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: between Willow Lake and Fremont Lake near Trapper Lake Trailhead.  Elev. 8100-8200 ft.
T35N R109W S15; also S22.  43.0044 N, 109.85 W.  
Sagebrush grassland and aspen woodland with series of filled and dried-up ponds. Phenology: vegetative only. 

Ronald L. Hartman, 26797.  7/9/1990. 		RM 583970	Barcode: RM0264100
_________________________________________________________________________

1765.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: Cottonwood and Moosehorn Creeks.  Elev. 8100-8300 ft.
T42N R111W S5; also T43N R111W S32.  43.6311 N, 110.2005 W.  
Meadows and adjacent lodgepole pine stands. Phenology: vegetative only. 

Ronald L. Hartman, 28195.  8/23/1990. 		RM 594328	Barcode: RM0263471
_________________________________________________________________________

1766.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: South Fork Fish Creek between Hackamore and Bell creeks.  Elev. 7800-7850 ft.
T42N R111W S36.  43.5586 N, 110.1208 W.  
Meadows, gravel bars, and adjacent lodgepole pine forests. Phenology: vegetative only. 

Ronald L. Hartman, 28363.  8/25/1990. 		RM 594329	Barcode: RM0263470
_________________________________________________________________________

1767.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Dutch Joe Creek, 1-2 air mi NW of Independence Mountain.  Elev. 9350-9600 ft.
T31N R104W S10 also S11.  42.6708 N, 109.2369 W.  
Stream margins, meadows, and adjacent coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 31196.  8/19/1991. 		RM 581710	Barcode: RM0264096
_________________________________________________________________________

1768.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Upper North Platte and Laramie River Drainages: Granite Mountains: Lankin Gap between Lankin Dome and McIntosh Peak, ca 3 air mi NW of Split Rock.  Elev. 6500-6700 ft.
T29N R90W S1; also T30N R90W S36.  42.5112 N, 107.5534 W.  
Drainage through granite boulders; thickets of Physocarpus monogynus and other shrubs. Phenology: vegetative only. 

Amy J. Roderick, 5298.  6/21/1998. 		RM 
_________________________________________________________________________

1769.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: campground at junction of Sweetwater River and Clear Creek.  Elev. 7800-8000 ft.
T29N R102W S5.  42.5133 N, 109.0564 W; uncertainty 1 mi..  
Streamsides and slopes; slopes. Phenology: vegetative only. 

Ronald L. Hartman, 31444.  8/21/1991. 		RM 581709	Barcode: RM0264097
     with Jonathan Hughes
_________________________________________________________________________

1770.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: Wyo Hwy 28 at crossing of Pine Creek ca 5 air mi NNE of Sweetwater River.  Elev. 7800 ft.
T29N R101W S35.  42.4419 N, 108.8811 W.  
Marshy area and road fill; road fill. Phenology: vegetative only. 

Ronald L. Hartman, 31494.  8/21/1991. 		RM 581708	Barcode: RM0264098
     with Jonathan Hughes
_________________________________________________________________________

1771.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Lime Creek, across Green River from Kendall Warm Springs, ca 11 air mi W of Green River Lakes.  Elev. 7800-8800 ft.
T38N R110W S4; also S9 and S10.  43.2831 N, 110.0525 W; uncertainty 2 mi..  
Limestone outcrops with stream on rolling sagebrush slopes. Phenology: vegetative only. 

Ronald L. Hartman, 31608.  8/22/1991. 		RM 581707	Barcode: RM0264099
     with Jonathan Hughes
_________________________________________________________________________

1772.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: trail 2-3.5 mi NE of Meadow Lake (to Wilderness boundary).  Elev. 9000-9400 ft.
T34N R107W S17; also S18.  
Sagebrush slopes and lodgepole pine forests with wet areas. Phenology: vegetative only. 

Ronald L. Hartman, 31698.  8/23/1991. 		RM 581648	Barcode: RM0264104
     with Jonathan Hughes
_________________________________________________________________________

1773.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Rock Creek, 3-5 mi W of Kendall Guard Station.  Elev. 8000-8400 ft.
T38N R110W S19; also S20, S28, and S29.  43.2411 N, 110.0919 W; uncertainty 3 mi..  
Streamside with lodgepole pine, Engelmann spruce, and willows; lower slopes with sandstone, shale, and limestone outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 31906.  8/25/1991. 		RM 581647	Barcode: RM0264103
     with Jonathan Hughes
_________________________________________________________________________

1774.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 3.5 mi NW of Rockypoint.  Elev. 4200 ft.
T57N R69W S15.  44.9311 N, 105.1375 W; uncertainty 1 mi..  
Dissected plateau covered by ponderosa pine; valley. Phenology: vegetative only. 

Ronald L. Hartman, 5450.  5/24/1978. 		RM 328389	Barcode: RM0264092
     with Keith Dueholm
_________________________________________________________________________

1775.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: South-central Transverse Ranges: Green Mountains: Wild Horse Overlook.  Elev. 9000 ft.
T27N R91W S1; also S2.  42.3406 N, 107.6464 W; uncertainty 2 mi..  
Slope with scattered trees (Pinus contorta, P. flexis, and Populus tremuloides). Phenology: vegetative only. 

Ronald L. Hartman, 8394.  7/8/1978. 		RM 338257	Barcode: RM0264532
_________________________________________________________________________

1776.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Columbia County: Umatilla National Forest and Vicinity: Wenaha-Tucannon Wilderness: Dexter Ridge, ca 24 mi E and 3 mi S of Walla Walla Washington.  Elev. 5100-5430 ft.
T6N R40E S9; also S10 and S16.  46 0' 57" N, 117 48' 6" W; GPS Reading.  zone 11, 5096106E, 437949N; GPS Reading.  
Open ridgetop under mixed conifer with platey, copper soil; slope 0-5; aspect ridgetop. Phenology: vegetative only. 

Heather Bradtke, 7376.  7/1/2002. 		RM 
_________________________________________________________________________

1777.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Bighorn National Forest: ca 1 air mi SW of Tyrrell Ranger Station.  Elev. 8800 ft.
T49N R87W S25; also S36.  44.1903 N, 107.2731 W; uncertainty 2 mi..  
East facing slope. Phenology: vegetative only. 

Ronald L. Hartman, 9064.  6/21/1979. 		RM 352643	Barcode: RM0264094
     with Ann Odasz
_________________________________________________________________________

1778.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: Bighorn National Forest: Boyd Ridge, ca 18 air mi W of Parkman.  Elev. 7000-7200 ft.
T58N R90W S35.  44.9594 N, 107.69389 W; uncertainty 1 mi..  
Moist aspen slopes and stream side. Phenology: vegetative only. 

Ronald L. Hartman, 9384.  6/25/1979. 		RM 352642	Barcode: RM0264095
     with Ann Odasz
_________________________________________________________________________

1779.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: North Fork Crazy Woman Creek, ca 13 air mi SW of Buffalo.  Elev. 6200-6400 ft.
T49N R83W S22; also S27.  44.20111 N, 106.8314 W; uncertainty 2 mi..  
Limestone outcrops and rocky slopes, shaded stream side, and aspen woodlands with adjacent meadows; shaded stream side along road. Phenology: vegetative only. 

Ronald L. Hartman, 9651.  6/28/1979. 		RM 352667	Barcode: RM0264533
_________________________________________________________________________

1780.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Bridger-Teton National Forest: East Slope Snake River Range: Munger Mountain, ca 4 air mi SE of Red Top Meadows.  Elev. 6200-7200 ft.
T39N R116W S20.  43.3279 N, 110.7862 W.  
Mostly open slopes dominated by shrubs and forbs including Amelanchier, Symphoricarpos, Balsamorhiza, and bunchgrasses. Phenology: vegetative only. 

Stuart Markow, 1220.  6/22/1991. 		RM 701431	Barcode: RM0263448
_________________________________________________________________________

1781.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Coal Creek Trail, ca 9 air mi SE of Victor, Idaho.  Elev. 7200-7800 ft.
T41N R118W S14; also S15.  43.5186 N, 110.9742 W.  
Coniferous forest bordering creek, dominated by Abies lasiocarpa, Pseudotsuga menziesii, Sorbus, and Salix. Phenology: vegetative only. 

Stuart Markow, 2439.  7/8/1991. 		RM 701440	Barcode: RM0263450
_________________________________________________________________________

1782.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Macs Creek at confluence with Christina Lake, ca 5 air mi NE of east shore of Boulder Lake, ca 16 air mi E of Pinedale.  Elev. 9250-9400 ft.
T34N R106W S19; also S20.  42.9014 N, 109.5522 W.  
South-facing, open canopy, rocky ridge on north shore of lake. Phenology: vegetative only. 

Walter Fertig, 10441.  7/27/1991. 		RM 581713	Barcode: RM0264066
_________________________________________________________________________

1783.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Asotin County: Umatilla National Forest and Vicinity: Menatchee Creek and Trail, ca 5 mi S and 12 mi W of Anatone.  Elev. 2580-2940 ft.
T7N R43E S11; also South1/2 S3 and S14.  46 4' 27" N, 117 23' 20" W to 46 5' 31" N, 117 23' 11" W; GPS Reading.  zone 11, 5102352E, 469924N; GPS Reading.  
Riparian areas; slope 0-5; aspect riparian. Phenology: vegetative only. 

Heather Bradtke, 7526.  7/5/2002. 		RM 
_________________________________________________________________________

1784.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Trail between Twin Lakes and Iron Creek Meadows, ca 32 air mi ESE of Pinedale.  Elev. 9400 ft.
T32N R104W S32.  42.6994 N, 109.2772 W; uncertainty 1 mi..  
Closed canopy lodgepole pine forest with Vaccinium scoparium understory. Phenology: vegetative only. 

Walter Fertig, 11861.  8/19/1991. 		RM 581712	Barcode: RM0264067
     with Jonathan Hughes
_________________________________________________________________________

1785.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Pixley Creek Valley and rocky slopes on north side of creek, ca 2 air mi E of Squaretop Mountain, ca 24 air mi N of Pinedale.  Elev. 8800-10000 ft.
T38N R107W S30; also S31..  43.2314 N, 109.7397 W.  
Open canopy talus slope on north bank in mixed aspen-sagebrush community. Phenology: vegetative only. 

Walter Fertig, 12147.  8/24/1991. 		RM 581711	Barcode: RM0264068
_________________________________________________________________________

1786.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: mineral spring 1/8 mi N of Stinky Spring, ca 23 air mi N of Cora adjacent to Green River Lakes Road.  Elev. 7800-8000 ft.
T38N R110W S11.  43.2686 N, 110.0131 W.  
Aspen grove. Phenology: vegetative only. 

Walter Fertig, 1622.  6/13/1990. 		RM 583973	Barcode: RM0264078
_________________________________________________________________________

1787.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: west slope of Big Flattop Mountain, ca 13 air mi N of Pinedale, adjacent to Drill Hole Road at edge of Bridger National Forest.  Elev. 8200-8440 ft.
T36N R109W S29.  43.0614 N, 109.8889 W.  
Open aspen meadow. Phenology: vegetative only. 

Walter Fertig, 1710.  6/13/1990. 		RM 594318	Barcode: RM0263484
_________________________________________________________________________

1788.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: south shore of Willow Lake, ca 8.5 air mi N of Pinedale.  Elev. 7700-8200 ft.
T35N R109W S21.  42.9903 N, 109.87 W; uncertainty 1 mi..  
North-facing lodgepole pine/Douglas fir forest. Phenology: vegetative only. 

Walter Fertig, 1796.  6/15/1990. 		RM 583972	Barcode: RM0264077
_________________________________________________________________________

1789.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Fremont Ridge, ca 8 air mi NNE of Pinedale.  Elev. 7640-7900 ft.
T35N R109W S25; also S36.  42.9753 N, 109.8106 W.  
Aspen woodland. Phenology: vegetative only. 

Walter Fertig, 1825.  6/15/1990. 		RM 594319	Barcode: RM0263475
_________________________________________________________________________

1790.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: adjacent to Papoose Creek, ca 35 air mi NE of Jackson.  Elev. 8360-8560 ft.
T43N R110W S32.  43.6461 N, 110.0819 W; uncertainty 1 mi..  
Open lodgepole pine forest. Phenology: vegetative only. 

Walter Fertig, 2174.  6/21/1990. 		RM 594320	Barcode: RM0263474
_________________________________________________________________________

1791.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Bobsled Ridge, ca 17 mi S and 8 mi E of Milton-Freewater.  Elev. 4200-4700 ft.
T2N R37E S6; also T2N R36E S1 and T3N R37E S31.  45 41' 16" N, 118 14' 42" W; GPS Reading.  zone 11, 5060131E, 403064N; GPS Reading.  
Under partial shade of moist mixed conifer stand in fine, deep, brown soil; slope 5-15; aspect east. Phenology: vegetative only. 

Heather Bradtke, 7792.  7/6/2002. 		RM 
_________________________________________________________________________

1792.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: trail to New Fork Lookout Point, ca 19 air mi NNW of Pinedale.  Elev. 8360-9400 ft.
T36N R109W S1; also T36N R109W S6 and T37N R109W S33, 34.  43.1153 N, 109.8108 W.  
Open aspen woods. Phenology: vegetative only. 

Walter Fertig, 2280.  6/23/1990. 		RM 594321	Barcode: RM0263488
_________________________________________________________________________

1793.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Glimpse Lake, ca 11 air mi NNE of Pinedale.  Elev. 9200-9520 ft.
T36N R108W S32.  43.0469 N, 109.7717 W.  
Boulder field at south end of lake. Phenology: vegetative only. 

Walter Fertig, 3375.  7/10/1990. 		RM 594322	Barcode: RM0263487
_________________________________________________________________________

1794.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: west slope of Dome Peak Mountain, ca 2 air mi NE of east shore of Upper New Fork Lake.  Elev. 8200-9800 ft.
T37N R109W S26; also S35..  43.1433 N, 109.8997 W.  
Boulder-strewn aspen grove. Phenology: vegetative only. 

Walter Fertig, 3960.  7/16/1990. 		RM 594323	Barcode: RM0263486
_________________________________________________________________________

1795.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Lime Creek, ca 30 air mi NNW of Pinedale.  Elev. 7790-8480 ft.
T38N R110W S2; also S9, S10; also S11.  43.2828 N, 110.0131 W; uncertainty 3 mi..  
Limestone cliff face above creek. Phenology: vegetative only. 

Walter Fertig, 4799.  7/28/1990. 		RM 594324	Barcode: RM0263485
_________________________________________________________________________

1796.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Flat Top Mountain, ca 29 air mi N of Pinedale.  Elev. 9800-10800 ft.
T38N R108W S1; also S2, S11, and S12.  43.29 N, 109.7594 W; uncertainty 3 mi..  
South face talus slope. Phenology: vegetative only. 

Walter Fertig, 5412.  8/6/1990. 		RM 594325	Barcode: RM0263472
_________________________________________________________________________

1797.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: southeast shore of Fremont Lake, ca 3 air mi NE of Pinedale.  Elev. 7400 ft.
T34N R109W S13; also S24.  42.9172 N, 109.81 W; uncertainty 2 mi..  
Shady lodgepole pine woods bordering narrow, rocky, sandy beach. Phenology: vegetative only. 

Walter Fertig, 6024.  8/11/1990. 		RM 583971	Barcode: RM0264033
_________________________________________________________________________

1798.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: Little Devils Creek Basin, ca 37 air mi E of Jackson.  Elev. 8280-9000 ft.
T41N R110W S10.  43.5303 N, 110.0369 W.  
Sagebrush-aspen ridge. Phenology: vegetative only. 

Walter Fertig, 6577.  8/23/1990. 		RM 594326	Barcode: RM0063160
_________________________________________________________________________

1799.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: New Fork Park, ca 20 air mi N of Pinedale.  Elev. 8000 ft.
T37N R108W S20; also S29.  43.1589 N, 109.8408 W.  
Open grassy meadow. Phenology: vegetative only. 

Walter Fertig, 6975.  8/26/1990. 		RM 594327	Barcode: RM0263473
_________________________________________________________________________

1800.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: west bank of Lower New Fork Lake, ca 17 air mi N of Pinedale.  Elev. 7820 ft.
T36N R110W S15.  43.0894 N, 109.9675 W; uncertainty 1 mi..  
Sandy mixed sagebrush/aspen bluff above lake. Phenology: flowering. 

Walter Fertig, 7136.  5/15/1991. 		RM 581728	Barcode: RM0264076
     with Jane Struttmann
_________________________________________________________________________

1801.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Prospect Mountains, ca 26 air mi NE of Farson.  Elev. 7900-8700 ft.
T29N R103W S15; also S21 and S22.  42.4839 N, 109.1344 W.  
Rocky aspen woodlands on east slope of mountain. Phenology: flowering. 

Walter Fertig, 7323.  6/8/1991. 		RM 581727	Barcode: RM0264075
_________________________________________________________________________

1802.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Toboggan Lakes, ca 12.5 air mi NE of Boulder. Also sec 9.  Elev. 9400-9700 ft.
T33N R106W S8.  42.8436 N, 109.5339 W.  
Open rocky meadow with occasional aspen trees. Phenology: flowering. 

Walter Fertig, 7387.  6/9/1991. 		RM 581726	Barcode: RM0264074
_________________________________________________________________________

1803.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: ridge immediately S of southeast corner of Boulder Lake, ca 12 air mi E of Pinedale.  Elev. 7400-8300 ft.
T33N R107W S9.  42.8436 N, 109.6331 W.  
Aspen/Douglas fir grove on north slope. Phenology: vegetative only. 

Walter Fertig, 7442.  6/9/1991. 		RM 581725	Barcode: RM0264073
_________________________________________________________________________

1804.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Vicinity of Meeks Lake and Iron Creek Meadows, ca 1.25 air mi N of Big Sandy Campground, ca 30 air mi ESE of Pinedale. Also sec 8 and  Elev. 9100-9300 ft.
T31N R104W S5; T32N R104W S32.  42.685 N, 109.2758 W; uncertainty 2 mi..  
Rocky aspen woodland. Phenology: flowering. 

Walter Fertig, 7466.  6/11/1991. 		RM 581724	Barcode: RM0264072
_________________________________________________________________________

1805.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Vicinity of Dutch Joe Guard Station, ca 34 air mi SE of Pinedale.  Elev. 8470-8600 ft.
T31N R104W S33.  42.6136 N, 109.2564 W.  
Rocky, aspen/sagebrush woods, with some lodgepole pine. Phenology: vegetative only. 

Walter Fertig, 7514.  6/11/1991. 		RM 581723	Barcode: RM0264071
_________________________________________________________________________

1806.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Ridge ca 0.5 mi ENE of Meadow Lake and 0.5 mi W of Burnt Lake, ca 11 air mi E of Pinedale.  Elev. 8000-9000 ft.
T34N R107W S19, 20, 29, and 30.  42.9022 N, 109.6711 W; uncertainty 3 mi..  
Aspen/Douglas fir woodland on north slope of ridge. Phenology: flowering & fruiting. 

Walter Fertig, 7603.  6/12/1991. 		RM 581722	Barcode: RM0264070
_________________________________________________________________________

1807.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: Southwest face of Wildcat Butte, ca 50 air mi SE of Pinedale. Also sec 22 and 28.  Elev. 8600-9600 ft.
T30N R102W S21.  42.5572 N, 109.0217 W.  
Aspen/lodgepole pine forest in valleys between rock outcrops. Phenology: fruiting. 

Walter Fertig, 7752.  6/13/1991. 		RM 581721	Barcode: RM0264069
_________________________________________________________________________

1808.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Southeastern slope and summit of Muddy Ridge, ca 33 air mi SE of Pinedale.  Elev. 8200-9200 ft.
T30N R105W S1; T31 R105 S36, S12.  42.5981 N, 109.314 W; uncertainty 3 mi..  
Rocky, shady lodgepole pine/aspen forest. Phenology: vegetative only. 

Walter Fertig, 7860.  6/16/1991. 		RM 581720	Barcode: RM0263489
_________________________________________________________________________

1809.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Pole Creek drainage and adjacent ridges, between Fayette Lake and Half Moon Lake, ca 9 air mi NE of Pinedale.  Elev. 7600-9000 ft.
T34N R108W S1; also S2, S11, S12.  42.9456 N, 109.6911 W; uncertainty 3 mi..  
Semi-shady lodgepole pine/aspen forest. Phenology: vegetative only. 

Walter Fertig, 8049.  6/18/1991. 		RM 581719	Barcode: RM0263490
_________________________________________________________________________

1810.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: ridge 0.5 mi SW of Blueberry Lake, 0.5 mi E of Boulder Lake, ca 12.5 air mi E of Pinedale.  Elev. 7760-8400 ft.
T34N R107W S34.  42.8731 N, 109.6117 W.  
Semi-shady bank of small stream in moist soil. Phenology: vegetative only. 

Walter Fertig, 8273.  6/25/1991. 		RM 581718	Barcode: RM0263491
_________________________________________________________________________

1811.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: 1/8 mi W of confluence of Larsen Creek and Sweetwater River, ca 45 air mi SE of Pinedale.  Elev. 8600-8840 ft.
T30N R103W S12; also S13.  42.5856 N, 109.08 W.  
Open canopy sagebrush-grassland hillside. Soil sandy-gravelly. Phenology: vegetative only. 

Walter Fertig, 8458.  6/28/1991. 		RM 581717	Barcode: RM0264062
_________________________________________________________________________

1812.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Block and Tackle Hill, on Continental Divide, ca 42.5 air mi SE of Pinedale.  Elev. 8600-9000 ft.
T30N R103W S17.  42.5708 N, 109.1581 W.  
Shady aspen woodland on west-facing slope. Phenology: vegetative only. 

Walter Fertig, 8506.  6/28/1991. 		RM 581716	Barcode: RM0264063
_________________________________________________________________________

1813.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Scab Creek drainage, ca 17 air mi E of Pinedale.  Elev. 8000-8600 ft.
T33N R106W S19; also S20 & S29.  42.8153 N, 109.5536 W; uncertainty 3 mi..  
Semi-open grassy banks of Scab Creek.  Soil sandy, moist. Phenology: vegetative only. 

Walter Fertig, 8717.  7/1/1991. 		RM 581715	Barcode: RM0264064
_________________________________________________________________________

1814.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: South Temple Creek basin, 1.5 air mi E of Big Sandy Lodge, ca 35 air mi ESE of Pinedale.  Elev. 9400-9800 ft.
T31N R104W S3.  42.685 N, 109.2369 W; uncertainty 1 mi..  
Semi-open lodgepole pine/aspen woods on rocky-sandy soil of ridge surrounding basin. Phenology: vegetative only. 

Walter Fertig, 9083.  7/12/1991. 		RM 581714	Barcode: RM0264065
_________________________________________________________________________

1815.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: Burnt Wagon Draw, ca 6.5 air mi S of Poison Spider or County Road 210; ca 31.2 air mi SW of Casper.  Elev. 6500 ft.
T32N R84W S19 NE1/4.  42.7297 N, 106.944 W.  
Willow thicket and marsh surrounding drainage. Phenology: vegetative only. 

Amy J. Roderick, 5433.  6/23/1998. 		RM 
_________________________________________________________________________

1816.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Boulder Creek Canyon, due E of Boulder Lake, ca 14 air mi E of Pinedale.  Elev. 7400-7600 ft.
T33N R107W S1; also S2 and S3.  42.8583 N, 109.5733 W; uncertainty 3 mi..  
Closed canopy Douglas fir/lodgepole pine/aspen forest.  Soil moist. 

Walter Fertig, 9588.  7/17/1991. 		RM 
_________________________________________________________________________

1817.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Forest Roads 3128 and 190 on Bobsled and Plenty Bear ridges, ca 11 mi S and 7 mi E of Weston.  Elev. 4400-4600 ft.
T2N R36E S14.  45 39' 2" N, 118 16' 14" W; GPS Reading.  zone 11, 5055998E, 401009N; GPS Reading.  
Slope 5-10; aspect west. Phenology: vegetative only. 

Heather Bradtke, 8551.  7/15/2002. 		RM 
_________________________________________________________________________

1818.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: 2.5 mi SE of Alpine.  Elev. 5800 ft.
T37N R118W S34 SW1/4.  43.1492 N, 110.9813 W; uncertainty 0.5 mi..  
Aspen-Serviceberry with Prunus and Lupinus. Phenology: vegetative only. 

Robert D. Dorn, 6020.  6/22/1995. 		RM 600442
_________________________________________________________________________

1819.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Washington, Columbia County: Umatilla National Forest and Vicinity: Forest Road 4022, ca 6 mi S and 17 mi E of Dayton.  Elev. 4800-5000 ft.
T9N R41E S26.  46 13' 55" N, 117 38' 14" W; GPS Reading.  zone 11, 5120017E, 450873N; GPS Reading.  
Ponderosa pine, grand fir, lodgepole pine and Douglas fir forest with powdery brown soil; slope 5-15, aspect west. Phenology: vegetative only. 

Heather Bradtke, 9595.  7/25/2002. 		RM 
_________________________________________________________________________

1820.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Laramie County: Laramie Mountains: ca 2 air mi W of Horse Creek on limestone hogback.  Elev. 7200 ft.
T17N R70W S27 S1/2; and also N1/2 S34.  41.4169 N, 105.2211 W.  
Limestone outcrops with mountain mahogany juxtaposed with degrading granites. Phenology: vegetative only. 

Ronald L. Hartman, 40992.  7/13/1993. 		RM 607150	Barcode: RM0263469
_________________________________________________________________________

1821.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: top of Dempsey Ridge, ca 7 air mi E of Cokeville.  Elev. 8400-8600 ft.
T24N R118W S3 NE1/4.  42.0939 N, 110.7972 W.  
Grassy ridge with fir on east slope. Phenology: vegetative only. 

Ronald L. Hartman, 45535.  5/26/1994. 		RM 608850	Barcode: RM0263466
_________________________________________________________________________

1822.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: top of Dempsey Ridge, ca 8 air mi SE of Cokeville.  Elev. 8400-8450 ft.
T24N R118W S22 SE1/4.  42.0478 N, 110.7972 W; uncertainty 0.5 mi..  
Grassy slopes with scattered limber pine and subalpine fir. Phenology: vegetative only. 

Ronald L. Hartman, 45557.  5/26/1994. 		RM 608849	Barcode: RM0263467
_________________________________________________________________________

1823.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Wheat Creek to Windy Gap and Oyster Ridge, ca 14 air mi N of Kemmerer.  Elev. 7400-8000 ft.
T23N R115W S7 SW1/4; also S18; T23N R116W SE1/4 S12.  41.9878 N, 110.505 W; uncertainty 2 mi..  
Sagebrush slopes, sandstone and limestone outcrops, cushion plant communities on ridge, wet draws, and stream margins. Phenology: vegetative only. 

Ronald L. Hartman, 45661.  5/28/1994. 		RM 608848	Barcode: RM0263468
     with Tom Cramer
_________________________________________________________________________

1824.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Tunp Range: Rock Creek Ridge, from Pine Creek Ski Area  Elev. 7000-7600 ft.
T24N R118W S4 N1/2; S 05 air mi .  42.0939 N, 110.8167 W; uncertainty 1 mi..  
Grassy and wooded slopes. Phenology: vegetative only. 

Ronald L. Hartman, 46999.  6/29/1994. 		RM 608847
     with Charmaine Refsdal
_________________________________________________________________________

1825.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Green River Basin: Sweetwater Guard Station (foundation remaining) and Campground.  Elev. 8200-8300 ft.
T30N R102W S19 NW1/4.  42.5572 N, 109.0606 W; uncertainty 0.5 mi..  
Meadow, streamside, and edge of lodgepole pine forest. Phenology: vegetative only. 

Ronald L. Hartman, 48573.  7/29/1994. 		RM 628477	Barcode: RM0263625
_________________________________________________________________________

1826.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Boulder Creek, 0.5 air mi NW of Boulder.  Elev. 7000 ft.
T32N R108W S9 South1/4.  42.7572 N, 109.7233 W; uncertainty 1 mi..  
Streamside, marshy areas, and beneath Populus angustifolia. Phenology: vegetative only. 

Ronald L. Hartman, 48693.  7/30/1994. 		RM 628476	Barcode: RM0263626
     with Tom Cramer
_________________________________________________________________________

1827.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: Fontenelle Creek at Burnt Bend, ca 18 air mi W of La Barge.  Elev. 7600-7800 ft.
T26N R115W S30 NW1/4.  42.2112 N, 110.5322 W.  
Hillside aspen, sagebrush, and Douglas fir at base of cliffs. Phenology: vegetative only. 

Thomas Cramer, 10360.  8/3/1995. 		RM 642286	Barcode: RM0264060
     with Jane T. Kellett and Steve Laster
_________________________________________________________________________

1828.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: North Cottonwood Creek just E of Bridger-Teton National Forest, ca 7 air mi W of Halfway.  Elev. 7900-8300 ft.
T33N R114W S29 NE1/4; also E1/2 S20.  42.8006 N, 110.4792 W; uncertainty 2 mi..  
Willow river bottom, adjacent meadows, aspen groves, and Douglas fir forest. Phenology: vegetative only. 

Thomas Cramer, 1091.  6/22/1994. 		RM 628495	Barcode: RM0263656
_________________________________________________________________________

1829.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sawatch Mountains: along Round Hill Gulch, ca 2 air mi SSE of Poncha Pass; ca 21.5 air mi N of Saguache.  Elev. 8720-8960 ft.
T48N R8E S22 South1/2.  38.3898 N, 106.0741 W.  
Open, Douglas fir-aspen lee slope. Phenology: vegetative only. 

B. E. Nelson, 43848.  6/23/1998. 		RM 
_________________________________________________________________________

1830.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: hill across Watson Draw from Signal Hill, ca 13 air mi NE of Merna.  Elev. 7900-8260 ft.
T36N R112W S3 South1/2.  43.1178 N, 110.2047 W.  
Hill of aspen groves, Douglas fir stands, meadows, and willow creekside. Phenology: vegetative only. 

Thomas Cramer, 1528.  6/30/1994. 		RM 628494	Barcode: RM0263540
     with Jane T. Kellett
_________________________________________________________________________

1831.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Green River Basin: West Willow Creek and vicinity, ca 2.5 air mi NW of South Pass City.  Elev. 8100-8450 ft.
T29N R100W S18 NW1/4; also T29N R101W NE1/4 S13.  42.4856 N, 108.8419 W.  
Sagebrush hillsides, streamsides, meadows, and granite outcrops. Phenology: vegetative only. 

Thomas Cramer, 1760.  7/7/1994. 		RM 628493	Barcode: RM0263418
     with Jane T. Kellett
_________________________________________________________________________

1832.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Fremont Butte, ca 6 air mi E of Boulder.  Elev. 7000-7875 ft.
T32N R107W S17 E1/4; also S16, N1/8 S21; also SW1/4 S9.  42.7425 N, 109.6275 W; uncertainty 2 mi..  
Sagebrush hillsides with granite outcrops. Phenology: vegetative only. 

Thomas Cramer, 1841.  7/11/1994. 		RM 628491	Barcode: RM0263330
     with Jane T. Kellett
_________________________________________________________________________

1833.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: east side of Aspen Ridge, ca 10 air mi W of Daniel.  Elev. 7500-8000 ft.
T33N R113W S1; also S2, T34N R113W S35 and S36; T34N R112W S31 and S32; T33N R112W S6.  42.8583 N, 110.2836 W.  
Sagebrush hills, grassy draws, windswept hilltops, and aspen copses. Phenology: vegetative only. 

Thomas Cramer, 186.  6/9/1994. 		RM 642634	Barcode: RM0263457
_________________________________________________________________________

1834.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: vicinity of Coal Creek, ca 14 air mi N of Border Junction.  Elev. 6800-8000 ft.
T28N R119W S24 E1/4; also E1/16 S13; T28N R118W W1/4 S18.  42.4 N, 110.9117 W; uncertainty 2 mi..  
Sagebrush hills with aspen groves. Phenology: vegetative only. 

Thomas Cramer, 2113.  7/20/1994. 		RM 608881	Barcode: RM0263602
_________________________________________________________________________

1835.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: ca 12 air mi N of Cora.  Elev. 7800-8000 ft.
T36N R110W S8 SE1/4; also NE1/4 S17, N1/2 S16 and SW1/4 S9.  43.1036 N, 110.0069 W; uncertainty 1 mi..  
Pothole lakes and nearby meadows, aspen hillsides, Douglas fir stands, and sagebrush hillsides. Phenology: vegetative only. 

Thomas Cramer, 2246.  7/22/1994. 		RM 628492	Barcode: RM0263329
_________________________________________________________________________

1836.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Scab Creek and lower Toboggan Lakes, ca 11 air mi NE of Boulder.  Elev. 8200-9320 ft.
T33N R106W S17; also NW1/4 S20.  42.8294 N, 109.5339 W; uncertainty 1 mi..  
Streamside and lakes, Douglas fir and lodgepole pine forests, and open slopes. Phenology: vegetative only. 

Thomas Cramer, 2377.  7/24/1994. 		RM 628490	Barcode: RM0263331
_________________________________________________________________________

1837.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: North Piney Creek and Park Creek, ca 19 air mi WNW of Big Piney.  Elev. 7900-8750 ft.
T31N R114W S30; also N1/4 S31.  42.6442 N, 110.4656 W.  
Streamside meadows and patches of aspen, Douglas fir, spruce, and willows, and open south-facing hillside. Phenology: vegetative only. 

Thomas Cramer, 2394.  7/25/1994. 		RM 628489	Barcode: RM0263657
_________________________________________________________________________

1838.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: South Piney Creek just E of Bridger-Teton National Forest, ca 19 air mi W of Big Piney.  Elev. 7760-7900 ft.
T29N R114W S18 N1/4; also South1/4 S7.  42.4992 N, 110.4806 W.  
Creek bottom willows and meadows; hillside Douglas fir stands and sagebrush meadows. Phenology: vegetative only. 

Thomas Cramer, 2572.  7/31/1994. 		RM 628488	Barcode: RM0263658
_________________________________________________________________________

1839.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: south side of Fontenelle Gap, ca 15 air mi W of Fontenelle Reservoir.  Elev. 7000-7880 ft.
T24N R115W S1 SW1/4; also S2.  42.0931 N, 110.3969 W; uncertainty 2 mi..  
Hillside sagebrush and Douglas fir stands. Phenology: vegetative only. 

Thomas Cramer, 2792.  8/4/1994. 		RM 628487	Barcode: RM0263659
_________________________________________________________________________

1840.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Dutch Joe Creek just S of Bridger-Teton National Forest, ca 2.5 air mi NNE of Leckie.  Elev. 8300-8400 ft.
T30N R104W S4 W1/4; also E1/4 S5.  42.5986 N, 109.2547 W; uncertainty 1 mi..  
Creekside meadows and lodgepole pine. Phenology: vegetative only. 

Thomas Cramer, 2964.  8/6/1994. 		RM 628486	Barcode: RM0263660
_________________________________________________________________________

1841.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Spanish Peaks: ca 0.8 air mi SE of Cordova Pass (Apishapa Pass) and ca 2.8 air mi SW of West Spanish Peak; ca 11.3 air mi S of La Veta.  Elev. 11000-11400 ft.
T31S R68W S17 SE1/4.  37.3456 N, 105.0197 W.  
Logged area and open spruce-fir-bristlecone pine forest. Phenology: vegetative only. 

B. E. Nelson, 44035.  6/26/1998. 		RM 
     with Brian Elliott
_________________________________________________________________________

1842.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Blucher Creek just S of Bridger-Teton National Forest, ca 12 air mi E of Buckskin Crossing.  Elev. 8300-8600 ft.
T30N R103W S21 NE1/4; also W1/4 S22.  42.5564 N, 109.1386 W.  
Creekside meadows, sagebrush, and lodgepole pine stands. Phenology: vegetative only. 

Thomas Cramer, 3075.  8/6/1994. 		RM 628485	Barcode: RM0263662
_________________________________________________________________________

1843.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Sheep Creek, ca 8.5 air mi NW of Viola.  Elev. 7700-8500 ft.
T27N R115W S8 E1/2; also NW1/4 S16.  42.3461 N, 110.5111 W; uncertainty 1 mi..  
Sagebrush canyon bottom and side with aspen and various conifer stands and a hillside spring. Phenology: vegetative only. 

Thomas Cramer, 3248.  8/8/1994. 		RM 628484	Barcode: RM0263661
_________________________________________________________________________

1844.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: South Rim, ca 8 air mi NW of Warren Bridge.  Elev. 7400-8500 ft.
T36N R112W S9 N1/2; also W1/2 S4 and N1/2 S5.  43.1036 N, 110.2244 W.  
Douglas fir and lodgepole pine forest hillside, ridgetop meadows, and bottom sagebrush wetlands. Phenology: vegetative only. 

Thomas Cramer, 3473.  8/10/1994. 		RM 628483	Barcode: RM0263409
_________________________________________________________________________

1845.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Horse Creek, ca 4.5 air mi SE of Merna.  Elev. 7480-7750 ft.
T34N R113W S24 NE1/4; also T34N R112W South1/4 S18 and NW1/4 S19.  42.9019 N, 110.2819 W; uncertainty 1 mi..  
Sandstone bluff above creek, sagebrush, aspen groves, and scattered limber pine. Phenology: vegetative only. 

Thomas Cramer, 3613.  8/12/1994. 		RM 628482	Barcode: RM0263553
_________________________________________________________________________

1846.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Webb Draw, ca 5.5 air mi ENE of Merna.  Elev. 7450-7800 ft.
T35N R112W S29; also E1/4 S30.  42.9744 N, 110.2414 W.  
Small reservoir, meadowed draw, hillside spring, aspen grove, and ridgetop sagebrush. Phenology: vegetative only. 

Thomas Cramer, 3719.  8/12/1994. 		RM 628481	Barcode: RM0263608
_________________________________________________________________________

1847.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: along a tributary of Cucharas Creek above Bear Lake, ca 0.8-1.3 air mi SE of Steep Mountain, ca 13.5-14 air mi SSW of La Veta.  Elev. 10500-10890 ft.
T31S R69W S19 E1/2.  37.3311 N, 105.1467 W.  
Meadows, streamside, and slopes in spruce-fir-bristlecone pine forest. Phenology: vegetative only. 

B. E. Nelson, 44111.  6/26/1998. 		RM 
     with Brian Elliott
_________________________________________________________________________

1848.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Little Sandy Creek, ca 5 air mi SE of Leckie.  Elev. 7950 ft.
T30N R104W S36 NW1/4; also NE1/4 S35.  42.5267 N, 109.1969 W.  
Creekside meadows, willows, and sagebrush. Phenology: vegetative only. 

Thomas Cramer, 4067.  8/19/1994. 		RM 628480	Barcode: RM0263592
     with Ben and Becky Cramer
_________________________________________________________________________

1849.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Green River Basin: Sweetwater River, ca 8.5 air mi SW of South Pass City.  Elev. 7450 ft.
T28N R101W S19 SE1/4; also SW1/4 S20.  42.3842 N, 108.9164 W; uncertainty 1 mi..  
Riverside meadows, willows, and sagebrush. Phenology: vegetative only. 

Thomas Cramer, 4099.  8/19/1994. 		RM 628479	Barcode: RM0263332
     with Ben and Becky Cramer
_________________________________________________________________________

1850.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: east side of Hogsback Ridge above Calpet, ca 7.5 air mi W of La Barge.  Elev. 7500-8300 ft.
T27N R113W S19 South1/4.  42.3114 N, 110.3147 W; uncertainty 1 mi..  
Shrubby, northeast-facing hillside, open ridgetops, south-facing slopes, and Douglas fir shaded gulch bottom. Phenology: vegetative only. 

Thomas Cramer, 462.  6/12/1994. 		RM 628499	Barcode: RM0263666
_________________________________________________________________________

1851.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: New Fork River, ca 3 air mi WNW of Boulder.  Elev. 7000-7100 ft.
T32N R108W S6 SW1/4; also N1/4 S7.  42.7657 N, 109.7614 W; uncertainty 1 mi..  
Riverside meadows, willows and cottonwoods, stagnant ponds, irrigation ditchsides, and piney bluffside. Phenology: vegetative only. 

Thomas Cramer, 4962.  8/25/1994. 		RM 628478	Barcode: RM0263399
_________________________________________________________________________

1852.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Green River Basin: ca 3 air mi WSW of South Pass City on the east side of Wyo Hwy 28 next to Dead Ox Creek.  Elev. 8000 ft.
T29N R101W S25 S1/4.  42.4532 N, 108.8448 W; uncertainty 1 mi..  
Meadows at base of granite rock outcrop and next to creek. Phenology: flowering. 

Thomas Cramer, 5138.  5/28/1995. 		RM 642298	Barcode: RM0264048
_________________________________________________________________________

1853.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Rainbow Trail between Alvarado and Hiltman creeks, ca 2.8 air mi NE of Horn Peak, ca 6.5 air mi SW of Westcliffe.  Elev. 9100-9600 ft.
T23S R73W S9 NW1/4; also SE1/4 S5.  38.0643 N, 105.5481 W.  
Streamside, mixed conifer forest, and oak slopes. Phenology: vegetative only. 

B. E. Nelson, 44248.  6/27/1998. 		RM 
     with Charity Hall, Brian Jacobs, and Alex Morgan
_________________________________________________________________________

1854.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: north end of Little Prospect Mountains, ca 1 air mi SW of Leckie.  Elev. 8000 ft.
T30N R104W S20; NE1/4 S19.  42.5559 N, 109.2749 W.  
Streamside meadows and aspen. Phenology: fruiting. 

Thomas Cramer, 5275.  5/30/1995. 		RM 642297	Barcode: RM0264049
_________________________________________________________________________

1855.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Scab Creek Campground, ca 10 air mi NE of Boulder.  Elev. 8200-8400 ft.
T33N R106W S18 SE1/4.  42.8294 N, 109.5536 W.  
Aspen hillside. Phenology: vegetative only. 

Thomas Cramer, 534.  6/14/1994. 		RM 628498	Barcode: RM0263665
_________________________________________________________________________

1856.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: Rock Creek cut at Oyster Ridge.  Elev. 7400-7550 ft.
T25N R115W S9 W1/2.  42.1664 N, 110.5125 W; uncertainty 1 mi..  
Canyonside below sandstone rim; aspen and Amelanchier, and sagebrush. Phenology: vegetative only. 

Thomas Cramer, 5708.  6/7/1995. 		RM 642296	Barcode: RM0264050
_________________________________________________________________________

1857.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: north end of Miller Mountain, ca 14.5 air mi W of La Barge.  Elev. 7800-8000 ft.
T27N R115W S34 SE1/4.  42.2835 N, 110.4736 W; uncertainty 0.5 mi..  
Sagebrush meadow slopes. Phenology: vegetative only. 

Thomas Cramer, 5960.  6/12/1995. 		RM 642295	Barcode: RM0264051
_________________________________________________________________________

1858.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Fremont County: Green River Basin: Continental Divide at Sweetwater River and Palmer Draw, ca 10 air mi W of South Pass City.  Elev. 7600-7990 ft.
T28N R102W S10.  42.4125 N, 108.9744 W; uncertainty 1 mi..  
Streamside, Douglas fir canyonside, sagebrush slopes, and open rocky ridges. Phenology: vegetative only. 

Thomas Cramer, 663.  6/16/1994. 		RM 628497	Barcode: RM0263654
_________________________________________________________________________

1859.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: near mile marker 4 on Colo Hwy 78 to Beulah.  Elev. 8600 ft.
T23S R68W S29 NW1/4.  38.0205 N, 105.0174 W.  
White pine-white fir. Phenology: vegetative only. 

Brian Elliott, 1128.  6/10/1998. 		RM 
_________________________________________________________________________

1860.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: south end of Slate Creek Ridge, ca 11.5 air mi NNE of Kemmerer.  Elev. 7100-7500 ft.
T23N R115W S27 South1/2.  41.9413 N, 110.4544 W.  
Wet meadow draw with sagebrush sides and shrub islands. Phenology: vegetative only. 

Thomas Cramer, 7175.  7/5/1995. 		RM 642294	Barcode: RM0264052
_________________________________________________________________________

1861.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: southern end on the east side of the Prospect Mountains, ca 17 air mi W of South Pass City.  Elev. 7850-8600 ft.
T29N R103W S27; also South1/4 S22, S23, N1/2 S26 and NW1/4 S25.  42.4547 N, 109.1344 W.  
Sagebrush slopes and hills, open rocky ridges, aspen groves, and pine stands. Phenology: vegetative only. 

Thomas Cramer, 748.  6/16/1994. 		RM 628496	Barcode: RM0263655
_________________________________________________________________________

1862.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Little Prospect Mountain, ca 11.5 air mi ESE of Big Sandy.  Elev. 8000-8200 ft.
T30N R104W S21 NW1/4.  42.5559 N, 109.2554 W; uncertainty 0.5 mi..  
Aspen and lodgepole forest. Phenology: vegetative only. 

Thomas Cramer, 7906.  7/13/1995. 		RM 642293	Barcode: RM0264053
     with Jane T. Kellett
_________________________________________________________________________

1863.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Cora Butte, ca 2.5 air mi ENE of Daniel Junction.  Elev. 7000 ft.
T34N R111W S18 NE1/4.  42.9177 N, 110.1446 W.  
Hillside aspen stand. Phenology: vegetative only. 

Thomas Cramer, 8144.  7/15/1995. 		RM 642292	Barcode: RM0264054
     with Jane T. Kellett
_________________________________________________________________________

1864.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: ca 14.5 air mi N of Daniel Junction.  Elev. 7800-8000 ft.
T36N R112W S13 SE1/4.  43.092 N, 110.1643 W; uncertainty 0.5 mi..  
Aspen hillside. Phenology: vegetative only. 

Thomas Cramer, 8201.  7/15/1995. 		RM 642291	Barcode: RM0264055
     with Jane T. Kellett
_________________________________________________________________________

1865.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Camp Creek, ca 23 air mi WNW of Big Piney.  Elev. 8400-8480 ft.
T32N R114W S19 SE1/4.  42.7453 N, 110.4618 W.  
Hillside aspen stands. Phenology: vegetative only. 

Thomas Cramer, 8761.  7/20/1995. 		RM 642290	Barcode: RM0264056
_________________________________________________________________________

1866.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Bald Mountain, ca 21 air mi WNW of Big Piney.  Elev. 9040-9440 ft.
T31N R114W S18 NW1/4.  42.6728 N, 110.4618 W; uncertainty 0.5 mi..  
Mountainside meadows and aspen groves. Phenology: vegetative only. 

Thomas Cramer, 8854.  7/22/1995. 		RM 642289	Barcode: RM0264057
     with Jane T. Kellett
_________________________________________________________________________

1867.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Boulder Creek, ca 5 air mi N of Boulder.  Elev. 7200 ft.
T33N R108W S14 South1/4.  42.8306 N, 109.7123 W; uncertainty 1 mi..  
Creekside meadows and willows. Phenology: vegetative only. 

Thomas Cramer, 9262.  7/23/1995. 		RM 642288	Barcode: RM0264058
     with Jane T. Kellett
_________________________________________________________________________

1868.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sublette County: Green River Basin: Irish Canyon at Bridger-Teton National Forest border, ca 5.5 air mi ENE of Big Sandy.  Elev. 8400-8700 ft.
T31N R105W S9 SE1/4.  42.6733 N, 109.3727 W.  
Hillside aspen stand. Phenology: flowering. 

Thomas Cramer, 9408.  7/25/1995. 		RM 642287	Barcode: RM0264059
     with Jane T. Kellett
_________________________________________________________________________

1869.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: along North Redwater Creek, ca 3 air mi W of Farrall, ca 12.5 air mi NNE of Sundance.  Elev. 4300 ft.
T53N R62W S17.  44.58194 N, 104.3258 W; uncertainty 1 mi..  
Slopes and flats along the stream. Phenology: vegetative only. 

B. E. Nelson, 11843.  9/13/1984. 		RM 380959	Barcode: RM0264036
_________________________________________________________________________

1870.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: ca 1 mi SE of Warren Peaks, ca 5 air mi NW of Sundance.  Elev. 6300 ft.
T52N R63W S28.  44.4644 N, 104.42944 W; uncertainty 1 mi..  
Recently logged ponderosa pine forest with scattered trees. Phenology: vegetative only. 

B. E. Nelson, 8968.  7/11/1982. 		RM 380957	Barcode: RM0263590
_________________________________________________________________________

1871.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: southeast end of Cement Ridge, ca 8 air mi NE of Moskee; ca 16.5 air mi ESE of Sundance.  Elev. 6600 ft.
T50N R60W S4.  44.35 N, 104.0617 W; uncertainty 1 mi..  
Open ponderosa pine woods with brushy understory. Phenology: vegetative only. 

B. E. Nelson, 9270.  7/14/1982. 		RM 380958	Barcode: RM0263591
     with Hollis Marriott
_________________________________________________________________________

1872.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Rattlesnake Canyon, ca 4.5 air mi NE of Moskee; ca 14 air mi ESE of Sundance.  Elev. 5600 ft.
T50N R61W S13.  44.3203 N, 104.1225 W; uncertainty 1 mi..  
Logged pine forest on ridgetop. Phenology: vegetative only. 

Hollis Marriott, 1352.  7/14/1982. 		RM 380932	Barcode: RM0263648
     with B. E. Nelson
_________________________________________________________________________

1873.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: W of Mallo Camp, ca 3.5 air mi E of Four Corners.  Elev. 6200 ft.
T47N R60W S4.  44.0822 N, 104.0672 W; uncertainty 1 mi..  
Ridge top and northeast facing upper slopes; pine-spruce-aspen forest. Phenology: vegetative only. 

Hollis Marriott, 1587.  7/19/1982. 		RM 380933	Barcode: RM0263408
     with Dennis Horning
_________________________________________________________________________

1874.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: Cold Springs Creek, ca 7 air mi NE of Four Corners.  Elev. 6200 ft.
T48N R60W S10.  44.1572 N, 104.0564 W; uncertainty 1 mi..  
North-facing slope; pine-aspen-spruce forest. Phenology: vegetative only. 

Hollis Marriott, 1743.  8/2/1982. 		RM 380934	Barcode: RM0263407
     with Dennis Horning
_________________________________________________________________________

1875.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Warren Peaks near old radar station; ca 6 air mi NNW of Sundance.  Elev. 6600 ft.
T52N R63W S20.  44.47889 N, 104.44944 W; uncertainty 1 mi..  
Open slope with a few pines, rocky soil. Phenology: vegetative only. 

Hollis Marriott, 1912.  8/5/1982. 		RM 380935	Barcode: RM0263406
_________________________________________________________________________

1876.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Bear Lodge Pass (Wyo Hwy 24), ca 6 air mi SE of Alva.  Elev. 4700 ft.
T54N R62W S20.  44.65556 N, 104.32528 W; uncertainty 1 mi..  
Birch-aspen woods. Phenology: vegetative only. 

Hollis Marriott, 2030.  8/11/1982. 		RM 380936	Barcode: RM0263637
_________________________________________________________________________

1877.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Oak Creek, ca 4.5 air mi W of Sundance.  Elev. 4800 ft.
T51N R64W S16; Center of S16.  44.4072 N, 104.54833 W; uncertainty 1 mi..  
Thickets along creek. Phenology: vegetative only. 

Hollis Marriott, 2758.  6/7/1983. 		RM 380937	Barcode: RM0263636
_________________________________________________________________________

1878.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountain, East Creek, ca 6.4 air mi N of Alva.  Elev. 3700 ft.
T55N R63W S5 NW1/4 of.  44.7847 N, 104.4483 W; uncertainty 0.5 mi..  
Aspen stand, east facing slope below sandstone rimrock. Phenology: vegetative only. 

Hollis Marriott, 2824.  6/10/1983. 		RM 380938	Barcode: RM0263650
_________________________________________________________________________

1879.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountain, Fawn Creek, ca 5.6 air mi SE of Alva.  Elev. 4600 ft.
T54N R63W S36 NW1/4.  44.6256 N, 104.3669 W; uncertainty 0.5 mi..  
Birch woods along creek. Phenology: vegetative only. 

Hollis Marriott, 2931.  6/10/1983. 		RM 380939	Barcode: RM0263649
_________________________________________________________________________

1880.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountain, upper Beaverdam Creek drainage; ca 4 air mi NE of Alva.  Elev. 4500 ft.
T55N R63W S26 W1/2.  44.7272 N, 104.3886 W; uncertainty 1 mi..  
Ponderosa pine-bur oak forest. Phenology: vegetative only. 

Hollis Marriott, 3023.  6/14/1983. 		RM 380940	Barcode: RM0263414
_________________________________________________________________________

1881.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Goldie Divide near junction of Goldie and New Haven Roads, Ista Ranch; ca 5 air mi NW of Hulett.  Elev. 4500 ft.
T55N R65W S28 W1/2; and E1/2 S29.  44.7233 N, 104.6703 W; uncertainty 1 mi..  
Deciduous woods in draw south of reservoir. Phenology: vegetative only. 

Hollis Marriott, 3122.  6/15/1983. 		RM 380941	Barcode: RM0263413
_________________________________________________________________________

1882.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: tributary to Road Creek off The Bank Land, Graham Ranch, ca 13 air mi W of Sundance.  Elev. 4500 ft.
T51N R65W S9.  44.42 N, 104.6689 W; uncertainty 1 mi..  
Ponderosa pine-bur oak forest, north-facing slopes and draws. Phenology: vegetative only. 

Hollis Marriott, 3367.  6/23/1983. 		RM 380942	Barcode: RM0263643
_________________________________________________________________________

1883.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Dugout Gulch ca 1 mi from confluence with Sand Creek, ca 4.5 air mi SSW of Beulah.  Elev. 3900 ft.
T52N R60W S19 SW1/4.  44.4759 N, 104.1083 W; uncertainty 0.25 mi..  
Deciduous woods and thickets along creek. Phenology: vegetative only. 

Hollis Marriott, 3663.  6/27/1983. 		RM 380943	Barcode: RM0263416
_________________________________________________________________________

1884.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: upper Soldier Creek drainage, ca 5.2 air mi NE of Four Corners.  Elev. 6400 ft.
T48N R60W S21 NE1/4.  44.1267 N, 104.06278 W; uncertainty 1 mi..  
Moist meadow with willows and aspen. Phenology: vegetative only. 

Hollis Marriott, 4667.  7/18/1983. 		RM 380944	Barcode: RM0263530
_________________________________________________________________________

1885.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: U.S. Hwy 14 near Thorn Divide, ca 1 air mi S of Carlile.  Elev. 4300 ft.
T52N R66W S20 SE1/4; also NE1/4 S29.  44.47639 N, 104.8117 W; uncertainty 1 mi..  
Deciduous thickets in north-trending draw. Phenology: vegetative only. 

Hollis Marriott, 4770.  7/21/1983. 		RM 380945	Barcode: RM0263415
_________________________________________________________________________

1886.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains, between Whitelaw Creek and Ladogar Flats, ca 7.8 air mi NNW of Sundance.  Elev. 6000 ft.
T52N R63W S8 S1/2.  44.5083 N, 104.4494 W; uncertainty 1 mi..  
Ponderosa Pine forest with dried-up seeps. Phenology: vegetative only. 

Hollis Marriott, 4983.  7/26/1983. 		RM 380946	Barcode: RM0263644
_________________________________________________________________________

1887.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Devils Tower National Monument: just E of Visitors Center parking lot.  Elev. 4250 ft.
T53N R65W S7.  44.5971 N, 104.7046 W; uncertainty 1 mi..  
Growing among boulders with Pinus ponderosa and Ribes setosum. Tree ca 15 ft tall, 3.5 in DBH. Phenology: flowering. 

Hollis Marriott, 604.  4/4/1981. 		RM 335797	Barcode: RM0263642
_________________________________________________________________________

1888.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Sundance Mountain, just S of Sundance.  Elev. 5300 ft.
T51N R63W S24.  44.3928 N, 104.3669 W; uncertainty 1 mi..  
Ponderosa pine forest on east side (ski area). Phenology: vegetative only. 

Hollis Marriott, 6406.  5/28/1984. 		RM 380947	Barcode: RM0263401
_________________________________________________________________________

1889.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Hain Spring (off Lost Canyon), ca 9.5 air mi NNE of Four Corners.  Elev. 6300 ft.
T49N R60W S29.  44.20306 N, 104.0811 W; uncertainty 1 mi..  
Ponderosa pine forest on slopes and ridges around meadows. Phenology: vegetative only. 

Hollis Marriott, 6645.  6/12/1984. 		RM 380948	Barcode: RM0263400
_________________________________________________________________________

1890.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: Cambria Creek drainage NE of Cambria site; ca 6.5 air mi N of Newcastle.  Elev. 4700 ft.
T46N R61W S20.  43.9517 N, 104.2078 W; uncertainty 1 mi..  
Canyon bottom with birch, boxelder, aspen, and pine. Phenology: vegetative only. 

Hollis Marriott, 6695.  6/12/1984. 		RM 381498	Barcode: RM0263645
_________________________________________________________________________

1891.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Inyan Kara Mountain (east half).  Elev. 5800 ft.
T49N R62W S19.  44.2164 N, 104.3447 W; uncertainty 1 mi..  
Aspen woods near stream (east of summit). Phenology: vegetative only. 

Hollis Marriott, 6929.  6/19/1984. 		RM 380949	Barcode: RM0263405
_________________________________________________________________________

1892.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Black Buttes: unnamed butte E of Iron Mountain, ca 9.5 air mi SE of Sundance.  Elev. 5700 ft.
T50N R62W S26.  44.29056 N, 104.2633 W; uncertainty 1 mi..  
Canyon bottom with pines, hawthorns, and aspen. Phenology: vegetative only. 

Hollis Marriott, 6944.  6/21/1984. 		RM 380950	Barcode: RM0263404
_________________________________________________________________________

1893.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: west side of ridge S of Elk Mountain (Forest Road 818) near Mix Spring, ca 13.5 air mi SE of Newcastle.  Elev. 4800 ft.
T43N R60W S28.  43.6767 N, 104.0705 W; uncertainty 1 mi..  
Bottom of sandstone canyon below spring (Ponderosa pine forest). Phenology: vegetative only. 

Hollis Marriott, 7235.  6/26/1984. 		RM 380951	Barcode: RM0263403
_________________________________________________________________________

1894.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: Black Canyon near confluence with Love Canyon; ca 4.5 air mi NE of Osage.  Elev. 4800 ft.
T47N R62W S18 SE1/4.  44.0533 N, 104.34917 W; uncertainty 1 mi..  
Aspen woods on south-east side of draw. Phenology: vegetative only. 

Hollis Marriott, 7382.  6/27/1984. 		RM 380952	Barcode: RM0263402
_________________________________________________________________________

1895.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: near headwaters of Deer Creek; ca 5 air mi SE of Moskee.  Elev. 6100 ft.
T49N R60W S18 SW1/4; and NW1/4 S19.  44.23222 N, 104.1014 W; uncertainty 1 mi..  
Aspen woods. Phenology: vegetative only. 

Hollis Marriott, 7513.  7/2/1984. 		RM 380953	Barcode: RM0263641
_________________________________________________________________________

1896.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: West Plum Creek ca 1 mi N of confluence with East Plum Creek, ca 8 air mi NNW of Newcastle.  Elev. 4700 ft.
T46N R62W S14.  43.9661 N, 104.2678 W; uncertainty 1 mi..  
Aspen woods. Phenology: vegetative only. 

Hollis Marriott, 8424.  8/2/1984. 		RM 380954	Barcode: RM0263640
_________________________________________________________________________

1897.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: Elk Mountain area, Clifton Canyon above confluence with Lost Canyon, ca 13.5 air mi SSE of Newcastle.  Elev. 4500 ft.
T43N R60W S33 NW1/4 of.  43.6622 N, 104.0705 W; uncertainty 1 mi..  
Aspen woods in canyon bottom with sandstone boulders and outcrops. Phenology: vegetative only. 

Hollis Marriott, 8784.  8/8/1984. 		RM 380955	Barcode: RM0263639
     with Dennis Horning
_________________________________________________________________________

1898.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: San Isabel National Forest: Spring Creek Trailhead, on Forest Road 414, S of Cuchara.  Elev. 9000 ft.
T31S R69W S4 SW1/4; also NW1/4 S9.  37.3747 N, 105.1104 W.  
Engelmann spruce. Phenology: vegetative only. 

Brian Elliott, 2285.  6/20/1998. 		RM 
_________________________________________________________________________

1899.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Weston County: Black Hills: Canyon Springs Prairie, headwaters of Dry Draw (off Soldier Creek), ca 3.5 air mi NW of Four Corners.  Elev. 5850 ft.
T48N R61W S22.  44.1303 N, 104.16306 W; uncertainty 1 mi..  
Aspen woods on north facing slope. Phenology: vegetative only. 

Hollis Marriott, 8947.  8/10/1984. 		RM 380956	Barcode: RM0263638
_________________________________________________________________________

1900.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Costilla County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: McDowell Park, ca 0.5 mi on County Road 29, W of La Veta Pass.  Elev. 9200 ft.
37.6167 N, 105.2208 W.  
High altitude meadow. Phenology: vegetative only. 

Brian Elliott, 2406.  6/20/1998. 		RM 
_________________________________________________________________________

1901.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: San Isabel National Forest: ca 0.7 mi on Forest Road 300, W of Lutheran Camp and S of Hillside.  Elev. 8800 ft.
T46N R12E S5 SW1/4; also SE1/4 S6.  38.2654 N, 105.666 W.  
Riparian with Picea engelmannii and Abies concolor on north slope, and Pinus ponderosa and Quercus gambellii on south slope. Phenology: vegetative only. 

Brian Elliott, 2475.  6/22/1998. 		RM 
_________________________________________________________________________

1902.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: East Creek, ca 4 air mi SSW of Mona.  Elev. 4000 ft.
T55N R63W S10.  44.77028 N, 104.40861 W; uncertainty 1 mi..  
Partly wooded drainage with oak, hawthorn, and ash. Phenology: vegetative only. 

Ronald L. Hartman, 16001.  7/13/1983. 		RM 380960	Barcode: RM0264538
_________________________________________________________________________

1903.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: State Wildlife Area border on County Road 160 or Hermit Road, W of Westcliffe.  Elev. 10100 ft.
T45N R12E S25 SE1/4; also NE1/4 S36.  38.1272 N, 105.5918 W.  
Riparian with aspen and lodgepole pine. Phenology: vegetative only. 

Brian Elliott, 2535.  6/22/1998. 		RM 
_________________________________________________________________________

1904.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: ca 8.5 air mi SE of Hulett.  Elev. 4600 ft.
T53N R64W S12.  44.59528 N, 104.48778 W; uncertainty 1 mi..  
Wooded stream drainage and sandy prairie; wooded area. Phenology: vegetative only. 

Ronald L. Hartman, 16631.  7/18/1983. 		RM 380961	Barcode: RM0264540
_________________________________________________________________________

1905.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Sand Creek, 11-12 air mi ESE of Sundance.  Elev. 4300 ft.
T51N R61W S1; also S2.  44.43889 N, 104.1228 W; uncertainty 2 mi..  
Canyon bottom and lower slopes; wooded slopes and edge of trail. Phenology: vegetative only. 

Ronald L. Hartman, 17658.  7/9/1984. 		RM 380962	Barcode: RM0264539
_________________________________________________________________________

1906.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: Mineral Hill, ca 15 air mi ESE of Sundance.  Elev. 6000 ft.
T51N R60W S29; also S32.  44.3792 N, 104.0825 W; uncertainty 2 mi..  
Wooded slopes with Populus tremuloides and Pinus ponderosa, and meadow with stream and beaver ponds; wet meadow. Phenology: vegetative only. 

Ronald L. Hartman, 17963.  7/13/1984. 		RM 380963	Barcode: RM0264541
_________________________________________________________________________

1907.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Crook County: Black Hills: lower slopes of Hooker Peak and plains to the NW, 7-8 air mi SSE of Sundance.  Elev. 5100 ft.
T50N R62W S16; also S22.  44.3197 N, 104.3044 W; uncertainty 2 mi..  
Plains, Pinus ponderosa wooded slopes, moist open drainages and stock pond; base of rock outcrop. Phenology: vegetative only. 

Ronald L. Hartman, 18488.  7/17/1984. 		RM 380964	Barcode: RM0264542
_________________________________________________________________________

1908.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: Colo Hwy 12 S of Cuchara Pass, just E of Purgatory Campground on Forest Road 411 or North Fork Road.  Elev. 9620 ft.
T32S R69W S21 NE1/4.  37.2437 N, 105.1104 W.  
Riparian with Picea engelmannii. Phenology: vegetative only. 

Brian Elliott, 2645.  6/24/1998. 		RM 
_________________________________________________________________________

1909.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: North Creek Trailhead on Forest Road 383, N of San Isabel.  Elev. 9360 ft.
T22S R69W S28 E1/2.  38.1081 N, 105.1089 W.  
Riparian with Picea and Abies. Phenology: vegetative only. 

Brian Elliott, 2934.  6/28/1998. 		RM 
_________________________________________________________________________

1910.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: on Forest Road 320, S of San Isabel.  Elev. 8000 ft.
T24S R68W S8 SE1/4; also W1/2 S9.  37.9767 N, 105.0174 W.  
Small campground with Picea and Abies. Phenology: vegetative only. 

Brian Elliott, 3003.  6/28/1998. 		RM 
_________________________________________________________________________

1911.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: E of Colo Hwy 17 on County Road AA to Wild Cherry Creek, ca 1.5 mi from trailhead, S of Mineral Hot Springs, N of Alamosa.  Elev. 8800 ft.
T45N R11E S33 SW1/4.  38.1134 N, 105.7587 W.  
Pinyon-juniper and riparian. Phenology: fruiting. 

Brian Elliott, 3059.  7/3/1998. 		RM 
_________________________________________________________________________

1912.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: San Isabel National Forest: W towards Bonanza on Forest Road 861 at forest boundary, W of Villa Grove.  Elev. 9600 ft.
T47N R8E S26 SE1/4.  38.2931 N, 106.0555 W.  
Riparian and bristlecone pine. Phenology: vegetative only. 

Brian Elliott, 3203.  7/3/1998. 		RM 
_________________________________________________________________________

1913.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: San Isabel National Forest: W on Forest Road 890 along Alder Creek at the forest boundary, S of Poncha Pass.  Elev. 9000 ft.
T47N R8E S3 NE1/4.  38.3484 N, 106.0741 W.  
Riparian with Abies concolor. Phenology: vegetative only. 

Brian Elliott, 3267.  7/3/1998. 		RM 
_________________________________________________________________________

1914.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: ca 0.3 mi E of old La Veta Pass, W of Walsenburg.  Elev. 9350 ft.
T28S R70W S23 SE1/4; also SW1/4 S22, NE1/4 S27; also NW1/4 S26.  37.5948 N, 105.1848 W.  
Aspen-oak. Phenology: vegetative only. 

Brian Elliott, 3311.  7/6/1998. 		RM 
_________________________________________________________________________

1915.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Costilla County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: on a small tributary of Trinchera Creek, ca 2 mi before Beccerro Basin, SE of Fort Garland.  Elev. 10500 ft.
37.3014 N, 105.2242 W.  
Riparian and spruce/fir. Phenology: vegetative only. 

Brian Elliott, 3403.  7/6/1998. 		RM 
_________________________________________________________________________

1916.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: ridge between Dry Head and Punch Bowl creeks from Crow Indian Reservation boundary SW along trail, ca 28-29 air mi ESE of Bridger.  Elev. 6600-6720 ft.
T7S R27E S23 W1/2.  45.2193 N, 108.3666 W to 45.2094 N, 108.3765 W; uncertainty 0.75 mi., GPS reading.  
Along trail through Douglas fir forest, open meadows, and brushy areas. Phenology: vegetative only. 

B. E. Nelson, 75393.  7/20/2008. 		USFS 883756	Barcode: USFS0051251
_________________________________________________________________________

1917.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: ridge between Dry Head and Punch Bowl creeks along trail, ca 27-28 air mi ESE of Bridger.  Elev. 6720-6840 ft.
T7S R27E S22 South1/2.  45.2094 N, 108.3765 W to 45.2056 N, 108.3928 W; uncertainty 0.75 mi., GPS reading.  
Along the edge of a lodgepole/aspen forest. Phenology: vegetative only. 

B. E. Nelson, 75484.  7/20/2008. 		USFS 883755	Barcode: USFS0051250
_________________________________________________________________________

1918.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: northeast end of Roberts Bench and slopes above Dry Head Creek, ca 26 air mi ESE of Bridger.  Elev. 6800-7100 ft.
T7S R26E S29 South1/2.  45.1969 N, 108.4274 W; uncertainty 0.5 mi., GPS reading.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 76258.  8/12/2008. 		USFS 883754	Barcode: USFS0051249
_________________________________________________________________________

1919.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: upper Dry Head Canyon, ca 26 air mi ESE of Bridger.  Elev. 6200-6700 ft.
T7S R27E S21.  45.2066 N, 108.4072 W to 45.2125 N, 108.4046 W; uncertainty 0.5 mi., GPS reading.  
Steep forb covered slope below the cliffs. Phenology: vegetative only. 

B. E. Nelson, 76366.  8/13/2008. 		USFS 883753	Barcode: USFS0051248
_________________________________________________________________________

1920.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: W of Colo Hwy 69 on Forest Road 559, S of Westcliffe.  Elev. 9300 ft.
37.8417 N, 105.4083 W.  
Mixed conifer. Phenology: vegetative only. 

Brian Elliott, 3564.  7/10/1998. 		RM 
_________________________________________________________________________

1921.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: from base to the top of Mount Ouray, NE of Marshall Pass, SW of Poncha Springs.  Elev. 11400-13971 ft.
T48N R7E S18 E1/2; also W1/2 S17.  38.4036 N, 106.241 W.  
Picea engelmannii/Pinus aristata and alpine on south-facing slope. Phenology: vegetative only. 

Brian Elliott, 3910.  7/16/1998. 		RM 
_________________________________________________________________________

1922.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: from Balman Reservoir to the edge of the alpine on Eagle Peak, NW of Westcliffe.  Elev. 9400-10600 ft.
T46N R12E S6 SW1/4; also T46N R11E SE1/4 S1, E1/2 S12; also N1/2 S13.  39.2654 N, 105.6845 W.  
Mixed conifer. Phenology: vegetative only. 

Brian Elliott, 4109.  7/24/1998. 		RM 
_________________________________________________________________________

1923.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Spanish Peaks: on trail from Cordova Pass to alpine below West Spanish Peak, S of La Veta.  Elev. 11248-11600 ft.
T31S R68W S17 NW1/4; also SE1/4 S8; also W1/2 S9.  37.3456 N, 105.0197 W.  
Mixed conifers. Phenology: vegetative only. 

Brian Elliott, 4401.  7/29/1998. 		RM 
_________________________________________________________________________

1924.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: on the Rainbow Trail from the end of Forest Road 6 to junction of Bushnell Lakes Trail, SW of Coaldale.  Elev. 7800-9400 ft.
T47N R10E S14 NE1/4; also SW1/4 S11 and NE1/4 S10.  38.3207 N, 105.8329 W.  
Mixed conifer. Phenology: vegetative only. 

Brian Elliott, 4543.  7/31/1998. 		RM 
_________________________________________________________________________

1925.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Spanish Peaks: on trail from Boy Scout Camp up East Spanish Peak, SW of Walsenburg.  Elev. 8800-9200 ft.
T30S R67W S20 South1/2; also NE1/4 S29.  37.4199 N, 104.9112 W.  
Picea engelmannii-Abies lasiocarpa. Phenology: vegetative only. 

Brian Elliott, 4864.  8/5/1998. 		RM 
_________________________________________________________________________

1926.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: from the edge of forest to the San Isabel National Forest Boundary, WSW of the end of County Road 120, S of Westcliffe.  Elev. 9100-9700 ft.
T24S R72W S6 W1/2; also T24N R73W NE1/4 S12.  37.9913 N, 105.4749 W.  
Mixed conifer. Phenology: vegetative only. 

Brian Elliott, 5016.  8/7/1998. 		RM 
_________________________________________________________________________

1927.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Vermejo Park Ranch: northwest side of Costilla Reservoir 1/4 air mi SW of where Casias Creek enters the reservoir; Costilla Creek valley.  Elev. 9492 ft.
36 53' 41.7" N, 105 15' 54.9" W; WGS 84, uncertainty 3 m., GPS reading.  
Windswept, gently sloping montane meadow, with Poa, Festuca, Antennaria spp., scattered stands of Pinus aristata and Picea pungens. Scattered trees; bark white; no fertile material seen. Phenology: vegetative only. 

Ben Legler, 4274.  6/13/2007. 		RM 905909	Barcode: RM0030305
_________________________________________________________________________

1928.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: headwaters of the Canadian River 3/4 air mi S of Colorado and 6.8 air mi NNW of Casa Grande.  Elev. 8737 ft.
36 58' 55" N, 105 0' 51" W; WGS 84, Digital map.  
Open grove of Populus tremuloides with scattered Pinus ponderosa, on gentle north facing slope south of the river. Trees to ca. 15 meters tall; bark white; many have recently died. Phenology: vegetative only. 

Ben Legler, 4655.  6/19/2007. 		RM 905908	Barcode: RM0030304
_________________________________________________________________________

1929.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Vermejo Park Ranch: slope above east side of Costilla Creek 0.42 air mi SE of Lake No. 1.  Elev. 10332 ft.
36 58' 42" N, 105 14' 49" W; WGS 84, Digital map.  
Small wet meadow surrounded by spruce-aspen forest, with Carex spp., Veratrum californicum, Dodecatheon pulchellum, Geum macrophyllum. Common trees; trunks to 40 cm diameter, whitish with black patches near base. Phenology: vegetative only. 

Ben Legler, 5168.  6/28/2007. 		RM 905907	Barcode: RM0030303
_________________________________________________________________________

1930.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Vermejo Park Ranch: slope between two small unnamed stream gullies 1.45 air mi SSE of Lake No. 1; on east side of Costilla Creek Valley 2.1 mi S of Colorado.  Elev. 10292 ft.
36 57' 52.8" N, 105 14' 32.6" W; WGS 84, uncertainty 10 m., GPS reading.  
Steep west-facing scree slope dominated by open Pinus flexilis forest with very sparse herbaceous cover of Sedum integrifolium, Saxifraga bronchialis, Juniperus communis. Small trees and saplings 3-5 meters tall, trunks 10-20 cm diameter; uncommon. Phenology: vegetative only. 

Ben Legler, 5282.  6/30/2007. 		RM 905888	Barcode: RM0030398
_________________________________________________________________________

1931.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Las Animas County: Vermejo Park Ranch: ridgeline on east side of Rita Canyon in upper part of canyon, 15 air mi SW of Trinidad.  Elev. 7599 ft.
37 4' 41.2" N, 104 45' 9.4" W; WGS 84, uncertainty 5 m., GPS reading.  
Rocky open ridgeline dominated by shrubby Quercus gambellii, Quercus ×undulata, and scattered Pinus ponderosa; southwest aspect. Single small tree on side of dry gully. Phenology: vegetative only. 

Ben Legler, 5566.  7/4/2007. 		RM 905906	Barcode: RM0030302
_________________________________________________________________________

1932.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: slopes 100 meters S and E of summit of farthest north point on Ash Mountain; 3.7 air mi NE of Little Costilla Peak.  Elev. 10906 ft.
36 51' 52.2" N, 105 10' 34.2" W; WGS 84, uncertainty 5 m., GPS reading.  
Southeast-facing mountain slope composed of large andesite boulders and talus, completely unvegetated except for small scattered patches of Picea engelmannii and Pinus aristata, with sparse understory containing Jamesia americana, Holodiscus dumosus, and Ribes spp. Small trees in poor health, growing in mesic soil in large patch of Picea. Phenology: vegetative only. 

Ben Legler, 5620.  7/5/2007. 		RM 905887	Barcode: RM0030397
_________________________________________________________________________

1933.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Vermejo Park Ranch: Culebra Range: along base of prominent cliffs on north side of Long Canyon 1.2 air mi W of uppermost of Seven Lakes; 1.5 air mi E of summit of Big Costilla Peak.  Elev. 10840 ft.
36 55' 4.7" N, 105 18' 2.9" W; WGS 84, uncertainty 7 m., GPS reading.  
Large, jagged, south-facing cliffs with large talus at base; scattered Pinus aristata, Psuedotsuga menziesii, Populus tremuloides, Jamesia americana, Holodiscus discolor. Small trees forming groves in talus area; all sterile. Phenology: vegetative only. 

Ben Legler, 5775.  7/7/2007. 		RM 905905	Barcode: RM0030301
_________________________________________________________________________

1934.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: slope on south side of Canadian River directly across from mouth of Dargol Canyon; 14 air mi W of Raton.  Elev. 7455 ft.
36 55' 36.3" N, 104 40' 53.4" W; WGS 84, uncertainty 7 m., GPS reading.  
Steep north-facing slope dominated by dense Pseudotsuga menziesii forest, with scattered patches of Quercus gambelii, sandstone outcrops, and eroding soil banks. Small trees; occasional on frest edge. Phenology: vegetative only. 

Ben Legler, 5892.  7/12/2007. 		RM 905904	Barcode: RM0030300
_________________________________________________________________________

1935.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Gold Creek at junction with an unnamed tributary, 2.1 air mi E of Underwood Lakes.  Elev. 8974 ft.
36 58' 0.1" N, 105 10' 18.5" W; WGS 84, uncertainty 5 m., GPS reading.  
Canyon bottom with mixture of small brushy meadows, wet rocky streamsides, and mixed forest of Picea pungens, Abies concolor, and Populus tremuloides; containing numerous heterogeneous microhabitats. Scattered large trees. Phenology: vegetative only. 

Ben Legler, 5969.  7/13/2007. 		RM 905903	Barcode: RM0030299
_________________________________________________________________________

1936.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Taos County: Vermejo Park Ranch: Culebra Range: along road leading to Casias Lakes trailhead 1.9 air mi SE of Big Costilla Peak, on north side of an unnamed stream.  Elev. 11079 ft.
36 54' 2.6" N, 105 18' 5.7" W; WGS 84, uncertainty 5 m., GPS reading.  
Sandy road bank with large boulders; under spruce-aspen forest, with Packera fendleri, Achillea millefolium, Poa spp., Arctostaphylos uva-ursi. Bark nearly white; common tree in surrounding forest with small saplings colonizing road bank. Phenology: vegetative only. 

Ben Legler, 6383.  7/21/2007. 		RM 905902	Barcode: RM0030298
_________________________________________________________________________

1937.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Rock Creek 1.8 air mi W of west end of Mary's Lake; east base of Ash Mountain.  Elev. 8757 ft.
36 50' 49.5" N, 105 8' 11.8" W; WGS 84, uncertainty 4 m., GPS reading.  
Rocky road cut and road shoulder with loose sandy soil, surrounded by open forest of Pseudotsuga menziesii, Pinus flexilis, Abies concolor, shrubby Quercus gambelii. Scattered small trees. Phenology: vegetative only. 

Ben Legler, 6921.  8/1/2007. 		RM 905901	Barcode: RM0030297
_________________________________________________________________________

1938.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Bernal Creek just downstream (east) of where it passes through The Wall.  Elev. 8761 ft.
36.936035 N, 105.162682 W; WGS 84, GPS reading.  
Mixture of open meadows, mixed conifer forest and Quercus gambelii patches. Trees to ca. 15 meters tall, bark white with black ridges near base; scattered along creek. Specimen GPS: 36.936043, -105.162628. Phenology: flowering. 

Ben Legler, 8020.  5/19/2008. 		RM 905900	Barcode: RM0030296
_________________________________________________________________________

1939.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: on top of ridge between Trail Canyon and the Canadian River, 1.2 air mi N of mouth of Stubblefield Canyon.  Elev. 8164 ft.
36.975655 N, 104.863068 W; WGS 84, GPS reading.  
Mesic meadow in depression among open Pinus ponderosa woodland. Single tree ca. 10 meters tall; no catkins; uncommon in area. Specimen GPS: 36.978603, -104.864433. Phenology: vegetative only. 

Ben Legler, 8099.  5/21/2008. 		RM 905899	Barcode: RM0030295
_________________________________________________________________________

1940.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: small canyon on south side of Left Fork York Canyon 2.9 air mi NNE of Vermejo Park.  Elev. 8105 ft.
36.931187 N, 104.967873 W; WGS 84, GPS reading.  
Dry forested canyon, witth Pseudotsuga menziesii and Abies concolor. A few small trees scattered along canyon bottom. Specimen GPS: 36.931114, -104.967773. Phenology: vegetative only. 

Ben Legler, 8309.  5/31/2008. 		RM 905898	Barcode: RM0030294
_________________________________________________________________________

1941.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in Jones Canyon 2.4 air mi NW of its junction with the Canadian River; 11 air mi WNW of Raton.  Elev. 7301 ft.
36.944721 N, 104.627655 W; WGS 84, GPS reading.  
Edge of grassy flats adjacent to small stand of Populus tremuloides, with Quercus gambelii, Robinia neomexicana, Iris missouriensis, Taraxacum. Trees to ca. 15 meters tall; trunks ca. 30 cm dia., bark white above, becoming gray-furrowed below. Specimen GPS: 36.944714, -104.627617. Phenology: vegetative only. 

Ben Legler, 8338.  6/2/2008. 		RM 905897	Barcode: RM0030293
_________________________________________________________________________

1942.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in head of McCuen Canyon 1.9 air mi SW of its junction with the Canadian River; 15.8 air mi W of Raton.  Elev. 7852 ft.
36.894642 N, 104.728691 W; WGS 84, GPS reading.  
Small grassy bench along dry stream channel, under open Populus tremuloides, Quercus gambelii, Pseudotsuga menziesii and Pinus ponderosa. Trees to ca. 20 meters tall; many dead; scattered along creek. Specimen GPS: 36.894753, -104.72879. Phenology: vegetative only. 

Ben Legler, 8390.  6/3/2008. 		RM 905896	Barcode: RM0030292
_________________________________________________________________________

1943.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in upper part of East Fork Chimney Canyon 7.3 air mi E of Vermejo Park and 1.7 air mi SW of NM Hwy 555.  Elev. 7964 ft.
36.899052 N, 104.848976 W; WGS 84, GPS reading.  
Dry canyon bottom, with open grassy areas, adjacent forest of Pseudotsuga menziesii and Pinus ponderosa on north-facing slope, and Quercus thickets on south-facing slope. Single live tree along stream channel, with several dead standing trees. Specimen GPS: 36.899281, -104.848473. Phenology: vegetative only. 

Ben Legler, 8399.  6/4/2008. 		RM 905895	Barcode: RM0030291
_________________________________________________________________________

1944.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in head of Salyers Canyon 1.4 air mi S of NM Hwy 555 and 6.1 air mi NE of Vermejo Park.  Elev. 8243 ft.
36.915672 N, 104.880272 W; WGS 84, GPS reading.  
Grove of Populus tremuloides, bordered by Abies concolor and Pseudotsuga menziesii; understory open. Trees to ca. 18 meters tall; bark smooth white, becoming black and furrowed below; locally common. Specimen GPS: 36.915295, -104.880791. Phenology: vegetative only. 

Ben Legler, 8445.  6/4/2008. 		RM 905894	Barcode: RM0030290
_________________________________________________________________________

1945.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: slopes on south side of Prairie Crow Canyon 2.9 air mi W of Koehler.  Elev. 7285 ft.
36.742634 N, 104.672508 W; WGS 84, GPS reading.  
Steep, north-facing slope with Pseudotsuga menziesii and Abies concolor; brushy understory of Jamesia americana, Quercus gambelii, and Ribes cereum. Several small trees in north-facing draw. Specimen GPS: 36.742626, -104.672409. Phenology: vegetative only. 

Ben Legler, 8466.  6/5/2008. 		RM 905893	Barcode: RM0030289
_________________________________________________________________________

1946.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: small outcrop on south side of Canadian River 0.4 air mi W of mouth of Tub Canyon; 18.3 air mi W of Raton.  Elev. 7754 ft.
36.935196 N, 104.774933 W; WGS 84, GPS reading.  
North-facing outcrop of sedimentary rock with shaded vertical face under open Pinus ponderosa. Small trees, trunks to 35 cm diameter; frequent at west end of outcrop. Specimen GPS: 36.935017, -104.77549. Phenology: vegetative only. 

Ben Legler, 8729.  6/12/2008. 		RM 905892	Barcode: RM0030288
_________________________________________________________________________

1947.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: on north side of Cerrososo Canyon 2.9 air mi SE of Van Bremmer Park and 3.3 air mi NW of mouth of Lookout Canyon.  Elev. 8331 ft.
36.803391 N, 105.055191 W; WGS 84, GPS reading.  
Dry, south facing slope of large sandstone boulders, with scattered Pinus ponderosa, Pseudotsuga menziesii, Abies arizonica, and Quercus gambelii. Small stressed trees among boulders at top of slope. Specimen GPS: 36.803719, -105.055107. Phenology: vegetative only. 

Ben Legler, 8970.  6/21/2008. 		RM 905891	Barcode: RM0030287
_________________________________________________________________________

1948.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: just NE of Alpine at East Rosebud Lake, ca 19 air mi W of Red Lodge.  Elev. 6280-6440 ft.
T7S R17E S21 South1/2.  45.2 N, 109.636 W; NAD 83, , GPS Reading.  
Young aspen/cottonwood/willow grove along small stream. Phenology: fruiting. 

B. E. Nelson, 71227.  5/27/2007. 		USFS 866464	Barcode: USFS0046949
     with Emily Elliott, Brian Elliott
_________________________________________________________________________

1949.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along West Red Lodge Creek and ridge between West Red Lodge and East Fork West Red Lodge creeks, ca 3 air mi SSW of Luther; ca 11.5 air mi WNW of Red Lodge.  Elev. 5590-5780 ft.
T7S R18E S1 NE1/4.  45.1681 N, 109.5523 W; NAD 83, , GPS reading.  
Westerly-facing slope with scattered limber pine, Douglas fir, and ponderosa pine, with open gravelly patches. Phenology: vegetative only. 

B. E. Nelson, 71401.  5/29/2007. 		USFS 866465	Barcode: USFS0046951
_________________________________________________________________________

1950.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Sweet Grass County: Absaroka Range: Gallatin National Forest: Falls Creek Campground along Boulder River ca 2.5 air mi SE of Mount Rae, ca 27 air mi SW of Big Timber.  Elev. 5240 ft.
T4S R12E S14 NE1/4.  45.4893 N, 110.2195 W; NAD 83, , GPS Reading.  
Rocky mixed conifer forest above the river. Phenology: vegetative only. 

B. E. Nelson, 71446.  5/30/2007. 		USFS 871227	Barcode: USFS0066139
_________________________________________________________________________

1951.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Sweet Grass County: Absaroka Range: Gallatin National Forest: Chippy Park and vicinity along Boulder River, ca 2.5 air mi W of Chrome Mountain, ca 29.5 air mi SSW of Big Timber.  Elev. 5400-5600 ft.
T4S R12E S36 South1/4; also T5S R12E N1/4 S1.  45.4369 N, 110.1896 W; NAD 83, , GPS Reading.  
River bottom with cottonwood, aspen, and spruce. Phenology: vegetative only. 

B. E. Nelson, 71533.  5/31/2007. 		USFS 871228	Barcode: USFS0066140
_________________________________________________________________________

1952.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: along Line Creek from Montana SSE ca 1/3 mi, ca 37.5 air mi NNW of Cody.  Elev. 6400-6600 ft.
T58N R103W S15 SW1/4.  45.0033 N, 109.3005 W; NAD 83, , GPS Reading.  
Bushy valley along road and stream with large granite and dolomite boulders. Phenology: vegetative only. 

B. E. Nelson, 71697.  6/2/2007. 		USFS 862792	Barcode: USFS0041417
     with Emily Elliott
_________________________________________________________________________

1953.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: northern rim of Shirley Basin W of Wyo Hwy 77, ca 11.6 air mi NW of Shirley Basin townsite.  Elev. 7100-7300 ft.
T27N R80W S3; also S4.  42.3397 N, 106.4034 W.  
North-facing slope; snow catch area dense with aspen, chokecherry, snowberry, and gooseberry. Phenology: vegetative only. 

Amy J. Roderick, 6124.  7/10/1998. 		RM 
_________________________________________________________________________

1954.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: the saddle between the Portal and Tamphery creeks on Forest Road 6959, ca 6 air mi NE of intersection of U.S. Hwy 191 and Mont Hwy 64 (Big Sky), ca 25.8-26 air mi SSW of Bozeman.  Elev. 7120-8235 ft.
T6S R5E S18 E1/2.  45.3119 N, 111.1519 W to 45.3135 N, 111.1459 W; NAD 83, , GPS Reading.  
Rock outcrop. Phenology: vegetative only. 

B. E. Nelson, 73560.  7/29/2007. 		USFS 871229	Barcode: USFS0066141
_________________________________________________________________________

1955.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: above Big Bear Creek at a tributary along Cliff Creek or Forest Road 6989 ca 2 air mi NW of Wheeler Mountain, ca 11.5 air mi SSW of Bozeman.  Elev. 6040-6080 ft.
T4S R5E S4 NW1/4.  45.5195 N, 111.1201 W; NAD 83, , GPS Reading.  
Wet meadow and roadside. Phenology: vegetative only. 

B. E. Nelson, 73910.  8/3/2007. 		USFS 871230	Barcode: USFS0066135
_________________________________________________________________________

1956.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: between Forest Road 2071 and irrigation ditch, ca 3 air mi SW of Red Lodge.  Elev. 6100 ft.
T8S R20E S5 SW1/4.  45.1593 N, 109.2968 W.  zone 12, 633869E, 5002054N; GPS Reading.  
Road side, with irrigation ditch. Phenology: vegetative only. 

Emily Elliott, 185.  5/21/2007. 		RM 939385	Barcode: RM0111161
     with Brian Elliott
_________________________________________________________________________

1957.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along West Rosebud Creek, ca 6 air mi SW of forest boundary, ca 24 air mi WNW of Red Lodge.  Elev. 6480-6560 ft.
T7S R16E S3 SE1/4; also SW1/4 S2.  45.2481 N, 109.7301 W; WGS 84, , GPS Reading.  
Wet stream bank and beaver ponds. Phenology: vegetative only. 

Emily Elliott, 594.  5/31/2007. 		USFS 866426	Barcode: USFS0046944
_________________________________________________________________________

1958.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along West Rosebud Creek, on the forest boundary, ca 20 air mi NW of Red Lodge.  Elev. 5960-6040 ft.
T6S R17E S28 NE1/4; also NW1/4 S27.  45.2891 N, 109.6291 W; WGS 84, , GPS reading.  
Wet slope also stream and pond banks. Phenology: vegetative only. 

Emily Elliott, 644.  5/31/2007. 		USFS 866427	Barcode: USFS0046945
_________________________________________________________________________

1959.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along Forest Road 2415, ca 28 air mi NW of Red Lodge.  Elev. 5900-5980 ft.
T5S R16E S15 SW1/4.  45.3951 N, 109.7388 W; WGS 84, , GPS Reading.  
Old burned area with aspen and mixed confer forest at the edges onto an open slope. Phenology: fruiting. 

Emily Elliott, 711.  5/31/2007. 		USFS 866428	Barcode: USFS0046946
_________________________________________________________________________

1960.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Gallatin Mountains: Gallatin National Forest: along Forest Road 978, ca 14 air mi SW of Livingston.  Elev. 5840-6760 ft.
T4S R8E S5 E1/2.  45.5186 N, 110.7625 W; WGS 84, , GPS Reading.  
Steep south-facing open slope dominated by mixed grasses and forbs into outcrop of conglomerates and mixed conifer forest. Phenology: vegetative only. 

Emily Elliott, 1177.  6/8/2007. 		USFS 871225	Barcode: USFS0066127
     with Brian Elliott
_________________________________________________________________________

1961.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: Buffalo Horn Creek, 1.4 road mi up stream.  Elev. 7300-7800 ft.
T8S R4E S25.  45.1098 N, 111.1853 W; WGS 84, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Limestone Cliffs. Phenology: vegetative only. 

Emily Elliott, 1602.  6/11/2007. 		USFS 871226	Barcode: USFS0066138
     with Ronald L. Hartman
_________________________________________________________________________

1962.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Rio Grande National Forest boundary on County Road 46AA NW of Saguache.  Elev. 8800 ft.
T45N R7E S12 SW1/4.  38.1687 N, 106.1483 W.  
Riparian; pinyon-ponderosa. Phenology: vegetative only. 

Brian Elliott, 882.  6/4/1998. 		RM 
     with Kenneth Elliott
_________________________________________________________________________

1963.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along Forest Road 3010, ca 3 air mi WSW of Red Lodge.  Elev. 6320-7280 ft.
T7S R20E S31 E1/2.  45.1717 N, 109.3087 W; WGS 84, , GPS Reading.  
Open meadow. Phenology: vegetative only. 

Emily Elliott, 2236.  7/2/2007. 		USFS 866429	Barcode: USFS0046947
_________________________________________________________________________

1964.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: trail along Stillwater River up to Sioux Charley Lake, ca 34.5 air mi WNW of Red Lodge.  Elev. 5200-5800 ft.
T6S R14E S1; also T6S R15E N1/2 S6.  45.3514 N, 109.9055 W; WGS 84, , GPS Reading.  
Mixed conifer forest along river, with streamlets and cottonwoods interspersed; granite cliffs at beginning of trail. Phenology: vegetative only. 

Emily Elliott, 3187.  7/16/2007. 		USFS 866430	Barcode: USFS0046948
     with Dean Sherman
_________________________________________________________________________

1965.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: ca 1.5 mi on Forest Road 382 off of Colo Hwy 165; ca 0.5 mi along and around trail from Squirrel Creek Trailhead.  Elev. 8400-8600 ft.
T23S R69W S13 NW1/4; also SW1/8 S12 and SE1/8 S11.  38.0497 N, 105.054 W.  
Dominant species: ponderosa, blue spruce, aspen, and willow; soil included granite chunks. Phenology: vegetative only. 

Charity Hall, 103.  6/6/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

1966.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: ca 1.5 mi on Forest Road 382 off of Colo Hwy 165; ca 0.5 mi along and around trail from Squirrel Creek Trailhead.  Elev. 8400-8600 ft.
T23S R69W S13 NW1/4; also SW1/8 S12 and SE1/8 S11.  38.0497 N, 105.054 W.  
Dominant species: ponderosa, blue spruce, aspen, and willow; soil included granite chunks. Phenology: vegetative only. 

Charity Hall, 108b.  6/6/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

1967.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: ca 4 air mi SW of Nye, along Stillwater River.  Elev. 4890 ft.
T5S R15E S15 W1/2.  45.403 N, 109.8593 W; NAD 83, , GPS Reading.  
Roadside park along the river and adjacent limestone outcrop. Phenology: vegetative only. 

Ronald L. Hartman, 85493.  6/14/2007. 		USFS 866466	Barcode: USFS0046952
_________________________________________________________________________

1968.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Little Rock Creek, ca 3-4 air mi E of Deep Lake.  Elev. 5200-5800 ft.
T57N R103W S20 E1/2; also S21.  44.9018 N, 109.3023 W to 44.9018 N, 109.3278 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Rocky slopes and outcrops of sandstone (redbeds) and wet areas along creek. Phenology: vegetative only. 

Ronald L. Hartman, 54791.  6/15/1996. 		RM 939387	Barcode: RM0111163
_________________________________________________________________________

1969.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Water Birch Fishing Access on Rock Creek, ca 0.5 mi either way of center of access area.  Elev. 4846 ft.
T6S R21E S18.  45.3164 N, 109.1933 W; NAD 83, , GPS Reading.  
Stream bottom and adjacent parking lot. Phenology: vegetative only. 

Ronald L. Hartman, 85737.  6/17/2007. 		RM 939388	Barcode: RM0111164
_________________________________________________________________________

1970.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: West Boulder Creek Trailhead to 1.5 mi into forest, ca 15 air mi SE of Livingston.  Elev. 5550-5675 ft.
T3S R11E S25 S1/2; also N1/2 S36.  45.5468 N, 110.3076 W; NAD 83, , GPS Reading.  
Coniferous forest and ponds. Phenology: vegetative only. 

Ronald L. Hartman, 85938.  6/18/2007. 		USFS 871231	Barcode: USFS0066134
_________________________________________________________________________

1971.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Horsethief Station Fishing Access, ca 3 air mi N of Red Lodge on Rock Creek.  Elev. 5250 ft.
T7S R103W S11 NW1/4.  45.2349 N, 109.2296 W; NAD 83, , GPS Reading.  
Creek bottom and adjacent parking lot. Phenology: vegetative only. 

Ronald L. Hartman, 86000.  6/20/2007. 		RM 939389	Barcode: RM0111183
_________________________________________________________________________

1972.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: between Line Creek and Montana at the foot of Beartooth Plateau, ca 9.5-10.5 air mi NW of Clark; ca 35.5-36 air mi NNW of Cody  Elev. 5900-6900 ft.
T58N R103W S14; also S15.  45.0031 N, 109.2795 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Bottoms along the creek. Phenology: vegetative only. 

B. E. Nelson, 38159.  6/12/1996. 		RM 939386	Barcode: RM0111162
     with Ronald L. Hartman
_________________________________________________________________________

1973.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: along Spruce Gulch Road (Forest Road 530) on a branch of Spruce Gulch, ca 1 air mi WNW of Douglas Point, ca 39 air mi SW of Laramie.  Elev. 8620-8700 ft.
T13N R79W S34 W1/4.  41.0557 N, 106.2616 W; NAD 83, , GPS reading.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 72742.  7/2/2007. 		RM 925522	Barcode: RM0084507
     with Laura E. Lukas
_________________________________________________________________________

1974.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: ridge between Eagle and Beaver creeks above the Laramie River, ca 6 air mi SSW of Woods Landing; ca 31 air mi SW of Laramie.  Elev. 8120-8520 ft.
T12N R77W S5 SE1/4; also NE1/4 S8 and NW1/4 S9.  41.0335 N, 106.0591 W to 41.0286 N, 106.0481 W; NAD 83, , GPS reading.  
Aspen-lodgepole pine grove. Phenology: vegetative only. 

B. E. Nelson, 72904.  7/10/2007. 		RM 925521	Barcode: RM0084506
_________________________________________________________________________

1975.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: along Forest Road 520 near the head of Shellrock Creek, ca 6 air mi SW of Woods Landing; ca 32 air mi SW of Laramie.  Elev. 8950 ft.
T13N R78W S36 SE1/4.  41.0515 N, 106.1021 W; NAD 83, , GPS reading.  
Moist to wet lodgepole pine forest with aspen and subalpine fir, with Shepherdia understory. Phenology: vegetative only. 

B. E. Nelson, 72993.  7/10/2007. 		RM 925520	Barcode: RM0084505
_________________________________________________________________________

1976.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: ca 0.8 air mi N of Colorado and ca 1 air mi E of North Platte River, ca 40 air mi SE of Saratoga.  Elev. 8080-8200 ft.
T12N R80W S13 NE1/4.  41.0118 N, 106.3291 W; NAD 83, , GPS reading.  
Aspen forest and adjacent moist lodgepole pine forest in small valley bottom. Phenology: vegetative only. 

B. E. Nelson, 73060.  7/17/2007. 		RM 925519	Barcode: RM0084504
_________________________________________________________________________

1977.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: at the head of Tepee Creek just N of Colorado, ca 43 air mi SW of Laramie.  Elev. 8660-8760 ft.
T12N R79W S20 NE1/4; also SE1/4 S17.  41.0023 N, 106.2893 W; NAD 83, , GPS reading.  
Timber sale with abundant aspen regrowth. Phenology: vegetative only. 

B. E. Nelson, 73105.  7/17/2007. 		RM 925518	Barcode: RM0084503
_________________________________________________________________________

1978.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Sheep Mountain, along Johns Creek, W of former County Road 424, ca 23 mi W of Laramie; ca 6.5 mi SE of Centennial.  Elev. 8068 ft.
T15N R77W S15.  41.2652 N, 106.022 W; WGS 84, , GPS reading.  
Prunus thicket with conifers and maple. Phenology: vegetative only. 

Laura E. Lukas, 292.  6/10/2007. 		RM 925547	Barcode: RM0084458
_________________________________________________________________________

1979.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: above North Fork Gramm Creek, near intersection of Forest roads 520 and 520H, ca 32 mi SW of Laramie; ca 19 mi S of Centennial.  Elev. 8677 ft.
T12N R77W S7.  41.0296 N, 106.0832 W; WGS 84, , GPS reading.  
Aspen thicket along gulch. Phenology: vegetative only. 

Laura E. Lukas, 423.  6/13/2007. 		RM 925546	Barcode: RM0084457
_________________________________________________________________________

1980.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: between Wyo Hwy 230 and Forest Road 532I, ca 28 mi SW of Laramie; ca 14 mi S of Centennial.  Elev. 8142 ft.
T13N R77W S8.  41.1066 N, 106.0588 W; WGS 84, , GPS reading.  
Sagebrush grassland that was burned within the past two years. Phenology: vegetative only. 

Laura E. Lukas, 466.  6/13/2007. 		RM 925545	Barcode: RM0084456
_________________________________________________________________________

1981.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: around confluence of Owen and Squaw creeks, ca 2 mi NW of intersection of County Road 47 (Fox Creek Road) and Wyo Hwy 230, ca 26 mi SW of Laramie.  Elev. 7857 ft.
T14N R77W S32.  41.1405 N, 106.0453 W; WGS 84, , GPS reading.  
Wet forest with aspen dominant. Phenology: vegetative only. 

Laura E. Lukas, 637.  6/16/2007. 		RM 925544	Barcode: RM0084455
_________________________________________________________________________

1982.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: School Creek, 2 mi E of Platte River, 1 mi N of intersection of BLM Road 3404 and County Road 660 (French Creek Road), ca 21 air mi SE of Saratoga.  Elev. 7734 ft.
T15N R81W S31; also S32.  41.2209 N, 106.5238 W; WGS 84, , GPS reading.  
Wet meadow and woods. Phenology: vegetative only. 

Laura E. Lukas, 804.  6/18/2007. 		RM 925543	Barcode: RM0084454
_________________________________________________________________________

1983.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: near Forest Road 500, just W of Albany, ca 8 air mi S of Centennial.  Elev. 8534 ft.
T14N R78W S14; also S15.  41.1798 N, 106.1336 W; WGS 84, , GPS reading.  
Forest surrounding creek. Phenology: vegetative only. 

Laura E. Lukas, 1036.  6/20/2007. 		RM 925541	Barcode: RM0084452
_________________________________________________________________________

1984.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Gold Run Creek, near intersection of Forest roads 338 and 307, 1.5 mi W of Centennial Work Center, ca 3 air mi W of Centennial; .  Elev. 9452 ft.
T15N R78W S4; also S5 and T16N R78W S32 and S33.  41.3013 N, 106.1834 W; WGS 84, , GPS reading.  
In and around creek. Phenology: vegetative only. 

Laura E. Lukas, 876.  6/20/2007. 		RM 925542	Barcode: RM0084453
_________________________________________________________________________

1985.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Boswell Creek, N of Forest Road 526, ca 4 mi E of Wyo Hwy 230; ca 4 air mi E of Wycolo; ca 21 air mi S of Centennial.  Elev. 8625 ft.
T12N R78W S13; also T12N R77W S18.  40.9988 N, 106.1285 W; WGS 84, , GPS reading.  
Lodgepole pine forest. Phenology: vegetative only. 

Laura E. Lukas, 1139.  6/22/2007. 		RM 925540	Barcode: RM0084451
_________________________________________________________________________

1986.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Douglas and Lake Creek area, just E of Lake Creek Resort, near intersection of Forest roads 512 and 509, ca 13 air mi SW of Centennial.  Elev. 8219 ft.
T13N R79W S2; also S11.  41.1169 N, 106.2383 W; WGS 84, , GPS reading.  
Lodgepole pine forest with abundance of fallen trees on ground; rocky outcrops. Phenology: vegetative only. 

Laura E. Lukas, 1274.  6/25/2007. 		RM 925539	Barcode: RM0084450
_________________________________________________________________________

1987.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Platte River Wilderness: along Trail 506 and Douglas Creek, 1 air mi E of Pike Pole Campground, ca 44 air mi SW of Laramie; ca 29 air mi SE of Saratoga.  Elev. 7458 ft.
T14N R80W S32.  41.1341 N, 106.4203 W; WGS 84, , GPS reading.  
Rocky meadow on south-facing slope; sagebrush dominant. Phenology: vegetative only. 

Laura E. Lukas, 1362.  6/27/2007. 		RM 925538	Barcode: RM0084449
_________________________________________________________________________

1988.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Sixmile Creek and Lost Park area, ca 3 air mi SW of Pelton Creek Campground, ca 40 air mi SW of Laramie; ca 36 sir mi SE of Saratoga.  Elev. 8755 ft.
T13N R80W S25; also S26.  41.0552 N, 106.3546 W; WGS 84, , GPS reading.  
Wet meadow along creek. Phenology: vegetative only. 

Laura E. Lukas, 1604.  6/29/2007. 		RM 925537	Barcode: RM0084448
_________________________________________________________________________

1989.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: just S of intersection of Forest Road 530 (Spruce Gulch Road) and Forest Road 898 (Pelton Creek Road), on Pelton Creek Road, 3/4 mi SE of Horatio Rock, ca 40 air mi SW of Laramie.  Elev. 8591 ft.
T12N R79W S4.  41.0309 N, 106.2676 W; WGS 84, , GPS reading.  
Lodgepole pine and aspen woods. Phenology: vegetative only. 

Laura E. Lukas, 1657.  6/29/2007. 		RM 925536	Barcode: RM0084447
_________________________________________________________________________

1990.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: North French Creek at intersection of Forest Road 227 (North French Creek Road)  and Forest Road 225 (South French Creek Road), ca 20 air mi SE of Saratoga.  Elev. 8612-8644 ft.
T15N R81W S11.  41.2835 N, 106.4585 W to 41.2835 N, 106.4584 W; WGS 84, , GPS reading.  
Moist open conifer forest near creek. Phenology: vegetative only. 

Laura E. Lukas, 2184.  7/13/2007. 		RM 925535	Barcode: RM0084446
_________________________________________________________________________

1991.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Barrett Creek, along Forest Road 225 (South French Creek Road), ca 3 air mi S of Wyo Hwy 130, ca 20 air mi SE of Saratoga.  Elev. 8919 ft.
T15N R81W S3.  41.2922 N, 106.4859 W; WGS 84, , GPS reading.  
Wet meadow. Phenology: vegetative only. 

Laura E. Lukas, 2361.  7/15/2007. 		RM 925534	Barcode: RM0084445
_________________________________________________________________________

1992.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: off of County Road 274 just beyond national forest entrance.  Elev. 9050-9670 ft.
T21S R70W S21.  38.2102 N, 105.2187 W.  
Along stream and mountainsides; dominant species: aspen, oak, and Mertensia. Phenology: vegetative only. 

Charity Hall, 1515.  6/27/1998. 		RM 
     with B. E. Nelson, Brian Jacobs and Alex Morgan
_________________________________________________________________________

1993.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Swan Creek and Douglas Creek, just S of Bobbie Thomson Campground, ca 37 air mi SW of Laramie.  Elev. 8741 ft.
T14N R79W S27.  41.1471 N, 106.2534 W; WGS 84, , GPS reading.  
Woods along creek. Phenology: vegetative only. 

Laura E. Lukas, 2590.  7/16/2007. 		RM 925533	Barcode: RM0084444
_________________________________________________________________________

1994.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: along Forest Road 539, ca 1 air mi E of Chimney Park, ca 31 air mi SW of Laramie.  Elev. 8986 ft.
T13N R78W S24.  41.0792 N, 106.0964 W; WGS 84, , GPS reading.  
Woods around park. Phenology: vegetative only. 

Laura E. Lukas, 2863.  7/18/2007. 		RM 925532	Barcode: RM0084443
_________________________________________________________________________

1995.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: S of Elkhorn Creek and North Platte River area W of Forest Road 534, ca 48 air mi SW of Saratoga.  Elev. 8208 ft.
T12N R80W S13; also S14.  41.003 N, 106.3306 W; WGS 84, , GPS reading.  
Along creek. Phenology: vegetative only. 

Laura E. Lukas, 2934.  7/20/2007. 		RM 925531	Barcode: RM0084442
_________________________________________________________________________

1996.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: near Lake Owen Creek, ca 1 air mi E of Lake Owen, ca 11 air mi S of Centennial.  Elev. 7639-8220 ft.
T14N R77W S30; also S31 and S32.  41.1448 N, 106.0652 W to 41.1399 N, 106.0583 W; WGS 84, , GPS reading.  
Burnt draw. Phenology: vegetative only. 

Laura E. Lukas, 3184.  7/25/2007. 		RM 925530	Barcode: RM0084441
_________________________________________________________________________

1997.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sawatch Range: San Isabel National Forest: ca 0.5 road mi on County Road 225 from U.S. Hwy 50.  Elev. 8830-8850 ft.
T49N R7E S6.  38.5306 N, 106.233 W.  
Fine to gravelly soil; dominant species: ponderosa and aspen. Phenology: vegetative only. 

Charity Hall, 1600.  6/29/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

1998.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: South French Creek, ca 2 air mi W of intersection of Forest roads 225 and 206, ca 23 air mi SE of Saratoga.  Elev. 8073-8566 ft.
T15N R81W S23; also S24 and S26.  41.2407 N, 106.4568 W to 41.2485 N, 106.4522 W; WGS 84, , GPS reading.  
Edge of conifer-aspen forest at top of hill and steppe. Phenology: vegetative only. 

Laura E. Lukas, 3464.  7/30/2007. 		RM 925529	Barcode: RM0084514
_________________________________________________________________________

1999.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Isabel National Forest: ca 1.2 road mi on County Road 240 from U.S. Hwy 50.  Elev. 8600-8900 ft.
T50N R7E S28 NE1/4.  38.5588 N, 106.1968 W.  
Along stream and dry ponderosa pine forest slopes; soil fine-grained to gravelly; ponderosa, Rosa, Salix, and aspen. Phenology: vegetative only. 

Charity Hall, 1632.  6/29/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2000.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: North Fork area, just NW of North Fork Campground, running NW along Forest Road 101 (Sand Lake Road), ca 1 air mi SE of Clark Park, ca 6 air mi NW of Centennial.  Elev. 9245-9578 ft.
T16N R78W S5; also S6, S7; also S8.  41.3649 N, 106.1766 W to 41.3759 N, 106.1905 W to 41.3781 N, 106.1906 W; WGS 84, , GPS reading.  
Edge of forest and wetland. Phenology: vegetative only. 

Laura E. Lukas, 3784.  8/1/2007. 		RM 925528	Barcode: RM0084513
_________________________________________________________________________

2001.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Platte River Wilderness: Douglas Creek Trail, ca 39 air mi SE of Saratoga; ca 8 air mi W of Foxpark.  Elev. 8266-8276 ft.
T13N R79W S18; also S19.  41.078 N, 106.309 W to 41.0857 N, 106.309 W; WGS 84, , GPS reading.  
Sagebrush steppe, uphill from creek. Phenology: vegetative only. 

Laura E. Lukas, 3921.  8/3/2007. 		RM 925527	Barcode: RM0084512
_________________________________________________________________________

2002.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: South French Creek, just S of Forest Road 236, ca 2 air mi NE of intersection of Forest Road 225 (South French Creek Road) and Forest Road 236, ca 25 air mi SE of Saratoga and 12 air mi W of Centennial.  Elev. 8710 ft.
T15N R80W S16.  41.2711 N, 106.3821 W; WGS 84, , GPS reading.  
Edge of conifer forest and dry meadow. Phenology: vegetative only. 

Laura E. Lukas, 4258.  8/8/2007. 		RM 925526	Barcode: RM0084511
_________________________________________________________________________

2003.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: along Forest Road 208 1F, ca 1 air mi S of South Fork Corral Creek, ca 5 air mi S of Ryan Park; ca 21 air mi SE of Saratoga.  Elev. 8973 ft.
T15N R81W S21; also S22.  41.2553 N, 106.4938 W; WGS 84, , GPS reading.  
Lodgepole pine and spruce forest along creek. Phenology: vegetative only. 

Laura E. Lukas, 4456.  8/13/2007. 		RM 925525	Barcode: RM0084510
_________________________________________________________________________

2004.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: just S of intersection of Forest roads 232 and 210, ca 1 air mi W of Ryan Park; ca 17 air mi SE of Saratoga.  Elev. 8885 ft.
T16N R81W S29; also S32.  41.3196 N, 106.5269 W; WGS 84, , GPS reading.  
Wet meadow, near creek, heavily grazed by cows; Salix dominated. Phenology: vegetative only. 

Laura E. Lukas, 4499.  8/13/2007. 		RM 925524	Barcode: RM0084509
_________________________________________________________________________

2005.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Jelm Creek area,  ca 1.5 air mi SE of Chimney Park Camp and ca 5 air mi SW of Woods Landing.  Elev. 8984 ft.
T13N R77W S30.  41.061 N, 106.0848 W; WGS 84, , GPS reading.  
Wooded creek. Phenology: vegetative only. 

Laura E. Lukas, 4690.  8/17/2007. 		RM 925523	Barcode: RM0084508
_________________________________________________________________________

2006.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: across from Lake Isabel.  Elev. 8400-8550 ft.
T24S R68W S6.  37.9913 N, 105.0357 W.  
Along slope and stream across from lake; dominant species: Salix, Equisetum, and ponderosa. Phenology: vegetative only. 

Charity Hall, 1711.  6/29/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2007.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Sheep Mountain, west side, north end of mountain on ridge to Johns Canyon,, on Forest Service land off of Wyo Hwy 11.  Elev. 9334 ft.
T15N R77W S16 SE1/4.  41.2784 N, 106.0541 W to 41.2771 N, 106.0543 W; GPS Reading.  
Ridge. Phenology: vegetative only. 

Ronald L. Hartman, 85265.  6/2/2007. 		RM 925516	Barcode: RM0084501
_________________________________________________________________________

2008.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: west base of Sheep Mountain.  Elev. 8202-8395 ft.
T15N R77W S20 E1/2.  41.2493 N, 106.0596 W to 41.267 N, 106.0623 W; GPS Reading.  
Phenology: vegetative only. 

Ronald L. Hartman, 85325.  6/2/2007. 		RM 925515	Barcode: RM0084500
_________________________________________________________________________

2009.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: just off Pass Creek or County Road 404, ca 4 air mi SE of Elk Mountain summit.  Elev. 7780-8000 ft.
T19N R81W S26.  41.5906 N, 106.4754 W to 41.5885 N, 106.4678 W; NAD 83, , GPS reading.  
Brushy pond margin and adjacent meadow. Phenology: vegetative only. 

B. E. Nelson, 74708.  7/6/2008. 		RM 925493	Barcode: RM0084478
_________________________________________________________________________

2010.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: near the end of BLM Road 3431 above the Laramie River Canyon, ca 5 air mi S of Woods Landing; ca 29.5 air mi SW of Laramie.  Elev. 8000-8100 ft.
T12N R77W S3 NW1/4.  41.0412 N, 106.0315 W; NAD 83, , GPS reading.  
Open limber pine/Douglas fir/sagebrush area between forb/grassland and Douglas fir forest on northerly-facing slope. Phenology: vegetative only. 

B. E. Nelson, 74828.  7/10/2008. 		RM 925492	Barcode: RM0084477
_________________________________________________________________________

2011.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: N of Sunrise Creek at the south base of Jelm Mountain, ca 1 air mi NW of Ring Mountain, ca 26.7 air mi SW of Laramie.  Elev. 8000-8240 ft.
T13N R77W S25 SW1/4.  41.0641 N, 105.9873 W; NAD 83, , GPS reading.  
East-facing aspen/juniper slope above a spring. Phenology: vegetative only. 

B. E. Nelson, 75826.  7/31/2008. 		RM 925491	Barcode: RM0084476
_________________________________________________________________________

2012.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: San Isabel National Forest: ca 3/4 trail mi beyond trailhead at end of Forest Road 422.  Elev. 10480-10720 ft.
T31S R69W S19.  37.3311 N, 105.1467 W.  
Along stream; fine-grained, moist soil; dominant species: spruce and aspen. Phenology: vegetative only. 

Charity Hall, 1819.  7/6/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2013.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: summit and north slope of Jelm Mountain, ca 24.7 air mi SW of Laramie.  Elev. 9200-9656 ft.
T13N R77W S13 NE1/4.  41.1009 N, 105.9784 W; NAD 83, , GPS reading.  
Lodgepole pine forest with outcrop ridge. Phenology: vegetative only. 

B. E. Nelson, 75897.  7/31/2008. 		RM 925490	Barcode: RM0084475
_________________________________________________________________________

2014.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Hanna Basin: Halleck Ridge from Rattlesnake Pass NE ca 2 air mi, ca 10-12 air mi S of Hanna; ca 8.5-9 air mi W of the town of Elk Mountain.  Elev. 7518-8029 ft.
T20N R82W S12; also S14.  41.6996 N, 106.5834 W; NAD 83, , GPS reading.  
Aspen slope above the spring. Phenology: vegetative only. 

B. E. Nelson, 75938.  8/4/2008. 		RM 927895	Barcode: RM0088116
_________________________________________________________________________

2015.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre: Miner Creek and canyons and ridge to the NW, ca 1/4 below confluence of North and South forks, ca 4 air mi SSW of Encampment.  Elev. 7650-8160 ft.
T14N R84W S27 SE1/4.  41.153 N, 106.8215 W to 41.1485 N, 106.8183 W; NAD 83, , GPS reading.  
Brushy bottom along runoff from springs. Phenology: vegetative only. 

B. E. Nelson, 76054.  8/5/2008. 		RM 927894	Barcode: RM0088115
_________________________________________________________________________

2016.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre: along Copper Creek ca 1/4 air mi above North Fork Miner Creek, ca 4.5 air mi SSW of Encampment.  Elev. 7940-8040 ft.
T14N R84W S28 SE1/4.  41.1521 N, 106.8364 W; NAD 83, , GPS reading.  
Wooded northerly-facing slope above the stream. Phenology: vegetative only. 

B. E. Nelson, 76119.  8/5/2008. 		RM 927893	Barcode: RM0088114
_________________________________________________________________________

2017.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: area between Centennial Work Center and Wyo Hwy 130, ca 1 air mi NW of Centennial.  Elev. 8511-8531 ft.
T16N R78W S33.  41.3085 N, 106.1561 W to 41.3107 N, 106.1534 W; WGS 84, , GPS reading.  
Edge of sagebrush and wooded area. Phenology: vegetative only. 

Laura E. Lukas, 4933.  6/9/2008. 		RM 925514	Barcode: RM0084499
_________________________________________________________________________

2018.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: southeast-facing hill, N of Forest Road 111, ca 1 1/4 air mi W of intersection of Forest Road 111 and I-80, ca 1.5 air mi W of Arlington.  Elev. 7881 ft.
T19N R79W S22.  41.6013 N, 106.252 W; WGS 84, , GPS reading.  
Draw on hill dominated by Amelanchier and Symphoricarpos. Phenology: vegetative only. 

Laura E. Lukas, 5038.  6/18/2008. 		RM 925513	Barcode: RM0084498
_________________________________________________________________________

2019.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: San Isabel National Forest: intersection of Forest Road 422 and Colo Hwy 12.  Elev. 9300-9350 ft.
T31S R69W S22.  37.3311 N, 105.0923 W.  
Aspen forest slopes and streamside; dominant species: Salix, Potentilla, and aspen. Phenology: vegetative only. 

Charity Hall, 1858.  7/6/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2020.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: White Rock Canyon, ca 0.5 air mi W of Forest Road 111, ca 5 air mi WSW of Arlington; ca 28 air mi NNE of Saratoga.  Elev. 8478 ft.
T19N R79W S32.  41.5742 N, 106.2869 W; WGS 84, , GPS reading.  
Edge of creek with lodgepole pine overstory. Phenology: vegetative only. 

Laura E. Lukas, 5122.  6/18/2008. 		RM 925512	Barcode: RM0084497
_________________________________________________________________________

2021.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Spring Creek and Tableland Ditch, E of County Road 101 (Medicine Bow River Road), ca 10 air mi W of Arlington; ca 23 air mi NE of Saratoga.  Elev. 7949 ft.
T19N R80W S28.  41.5862 N, 106.4012 W; WGS 84, , GPS reading.  
Along stream in grassland with Salix and Amelanchier common. Phenology: vegetative only. 

Laura E. Lukas, 5253.  6/23/2008. 		RM 925511	Barcode: RM0084496
_________________________________________________________________________

2022.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Bow River Work Center area, near intersection of Forest Road 101 (Sand Lake Road) and Forest Road 261 (Cedar Pass Road), ca 10 air mi SW of Arlington; ca 22 air mi NNE of Saratoga.  Elev. 8302 ft.
T18N R80W S21.  41.525 N, 106.3886 W; WGS 84, , GPS reading.  
Sagebrush meadow uphill from wooded creek. Phenology: vegetative only. 

Laura E. Lukas, 5288.  6/23/2008. 		RM 925510	Barcode: RM0084495
_________________________________________________________________________

2023.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: southern Sheep Mountain, between miles 1 and 2 of Sheep Mountain Trail, ca 25 air mi SW of Laramie; ca 11 air mi SSE of Centennial.  Elev. 8139 ft.
T14N R77W S28; also S27.  41.1468 N, 106.0326 W; WGS 84, , GPS reading.  
Ravine, northwest aspect, with aspen and Douglas fir. Phenology: vegetative only. 

Laura E. Lukas, 5353.  6/25/2008. 		RM 925509	Barcode: RM0084494
_________________________________________________________________________

2024.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: just W of Platte River Wilderness boundary and S of Sixmile Gap Campground, ca 23 air mi SE of Encampment and ca 1.5-2.5 air mi N of Colorado.  Elev. 7704-8023 ft.
T12N R80W S5; also S8.  41.04 N, 106.4048 W to 41.0331 N, 106.4 W; WGS 84, , GPS reading.  
Small Douglas fir-aspen forest along creek, surrounded by sagebrush steppe. Phenology: vegetative only. 

Laura E. Lukas, 5573.  6/30/2008. 		RM 925508	Barcode: RM0084493
_________________________________________________________________________

2025.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: San Isabel National Forest: Trail 1302 or Spring Creek Trail, ca 1/4 trail mi beyond trailhead.  Elev. 8800-8900 ft.
T31S R69W S4.  37.3747 N, 105.1104 W.  
Fine-grained soil; dominant species: ponderosa, aspen, and white fir. Phenology: vegetative only. 

Charity Hall, 1911.  7/6/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2026.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Rock Creek Canyon, within ca 1 air mi of Forest Trail 106 (Rock Creek Trail) northern trailhead, ca 2 air mi SW of Arilington; ca 19 air mi NNW of Centennial.  Elev. 7894 ft.
T19N R79W S35; also S36 and T18N R79W S2.  41.5772 N, 106.2304 W; WGS 84, , GPS reading.  
Moist conifer-aspen forest along creek. Phenology: vegetative only. 

Laura E. Lukas, 5758.  7/2/2008. 		RM 925507	Barcode: RM0084492
_________________________________________________________________________

2027.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Mountains: Pryor Flats Recreational Area, 0.5 air mi S of County Road 102; ca 20.2 air mi SW of Shirley Basin townsite.  Elev. 7800-7900 ft.
T26N R81W S7.  42.2385 N, 106.5787 W.  
North-facing slope and creek of aspen, limber pine, and subalpine fir. Phenology: vegetative only. 

Amy J. Roderick, 6256.  7/11/1998. 		RM 
_________________________________________________________________________

2028.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Platte River Wilderness: surrounding confluence of Devils Gate Creek and Douglas Creek, ca 4 air mi SE of Trail 506 Trailhead and Pike Pole Campground, ca 17 air mi SSW of Centennial.  Elev. 8017-8025 ft.
T13N R80W S3; also S10.  41.114 N, 106.3682 W to 41.1123 N, 106.3721 W; WGS 84, , GPS reading.  
Sandy meadow along creek, sagebrush and Salix common. Phenology: vegetative only. 

Laura E. Lukas, 5989.  7/9/2008. 		RM 925506	Barcode: RM0084491
     with Patricia E. Lukas
_________________________________________________________________________

2029.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Savage Run Wilderness: along Savage Run Creek and Trail 501, ca 1/3 mi from intersection with Trail 502, ca 14 air mi SW of Centennial.  Elev. 8794 ft.
T14N R80W S15.  41.1881 N, 106.3772 W; WGS 84, , GPS reading.  
Wet meadow on edge of conifer forest. Phenology: vegetative only. 

Laura E. Lukas, 6105.  7/14/2008. 		RM 925505	Barcode: RM0084490
     with Patricia E. Lukas
_________________________________________________________________________

2030.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Savage Run Wilderness: along Savage Run Creek and Trail 501, ca 1.5 air mi NE of intersection with Trail 502, ca 13 air mi SW of Centennial.  Elev. 8945 ft.
T14N R80W S10.  41.1947 N, 106.3637 W; WGS 84, , GPS reading.  
Mixed conifer forest, near creek. Phenology: vegetative only. 

Laura E. Lukas, 6156.  7/14/2008. 		RM 925504	Barcode: RM0084489
     with Patricia E. Lukas
_________________________________________________________________________

2031.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: area surrounding Lincoln Park Campground, ca 4 air mi N of Ryan Park; ca 16 air mi SE of Saratoga.  Elev. 8030 ft.
T16N R81W S5; also S8 and S9.  41.3755 N, 106.5133 W; WGS 84, , GPS reading.  
Along creek at edge of park and forest. Phenology: vegetative only. 

Laura E. Lukas, 6549.  7/23/2008. 		RM 925503	Barcode: RM0084488
_________________________________________________________________________

2032.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Mill Creek along Forest Road 241, near intersection with Forest Road 200.3G, ca 17 air mi W of Centennial; ca 2 air mi N of Ryan Park.  Elev. 8712 ft.
T16N R81W S15; also S22.  41.3452 N, 106.4762 W; WGS 84, , GPS reading.  
Wet park to forest with willows and conifers. Phenology: vegetative only. 

Laura E. Lukas, 7060.  7/28/2008. 		RM 925502	Barcode: RM0084487
_________________________________________________________________________

2033.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Lime Kiln Park, SW of Forest Road 261 (Cedar Pass Road), ca 14 air mi E of Saratoga; ca 7 air mi N of Ryan Park.  Elev. 8815 ft.
T17N R81W S19; also S20.  41.4277 N, 106.5354 W; WGS 84, , GPS reading.  
Moist open conifer-aspen forest. Phenology: vegetative only. 

Laura E. Lukas, 7102.  7/30/2008. 		RM 925501	Barcode: RM0084486
_________________________________________________________________________

2034.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: vicinity of Pass Creek, S of intersection of Forest Road 261 (Cedar Pass Road) and Forest Road 134, ca 18 air mi E of Saratoga; ca 15 air mi SW of Arlington.  Elev. 8367 ft.
T17N R81W S1; also T18N R81W S36.  41.4837 N, 106.4533 W; WGS 84, , GPS reading.  
Meadow uphill from creek, scattered pines. Phenology: vegetative only. 

Laura E. Lukas, 7259.  7/30/2008. 		RM 925500	Barcode: RM0084485
_________________________________________________________________________

2035.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: North Fork State Wildlife Area: off of Forest Road 34 from Colo Hwy 12.  Elev. 8700-8776 ft.
T32S R69W S24 E1/2.  37.2437 N, 105.056 W.  
Forest and open meadow; fine-grained soil; dominant species: aspen, oak,  and ponderosa. Phenology: vegetative only. 

Charity Hall, 2070.  7/10/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2036.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: ca 0.3 road mi on Forest Road 386 from Colo Hwy 165.  Elev. 8760-9050 ft.
T22S R69W S18.  38.1372 N, 105.1455 W.  
Dominant species: willow, aspen, spruce, and white fir; along stream and mountainside. Phenology: vegetative only. 

Charity Hall, 208.  6/9/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2037.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: ponds just W of intersection of Forest Road 104 and Forest Road 107, ca 41 air mi WNW of Laramie; ca 10 air mi SW of Arlington.  Elev. 9020 ft.
T18N R80W S35; also S36.  41.4918 N, 106.3394 W; WGS 84, , GPS reading.  
Mixed conifer forest. Phenology: vegetative only. 

Laura E. Lukas, 7920.  8/11/2008. 		RM 925499	Barcode: RM0084484
_________________________________________________________________________

2038.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Game and Fish Trail 386 W, on west slope of Sheep Mountain, ca 27 air mi W of Laramie; ca 4 air mi NW of Woods Landing.  Elev. 8072 ft.
T14N R77W S20; also S21.  41.1416 N, 106.0682 W; WGS 84, , GPS reading.  
Draw with aspen overstory in sagebrush steppe. Phenology: vegetative only. 

Laura E. Lukas, 8083.  8/13/2008. 		RM 925498	Barcode: RM0084483
_________________________________________________________________________

2039.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Sheep Mountain, along Trail 386 (Sheep Mountain Trail), near top of Chokecherry Creek, ca 23 air mi WSW of Laramie; ca 7 air mi SE of Centennial.  Elev. 9209 ft.
T15N R77W S27.  41.2439 N, 106.0319 W; WGS 84, , GPS reading.  
Mixed conifer forest with open canopy in gravelly granite soil. Phenology: vegetative only. 

Laura E. Lukas, 8400.  8/23/2008. 		RM 925497	Barcode: RM0084482
     with Bernadette Kuhn
_________________________________________________________________________

2040.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: San Isabel National Forest: North Fork Trail, ca 3/4 trail mi beyond trailhead off of Forest Road 34.  Elev. 10000 ft.
T32S R69W S16 NE1/4.  37.2582 N, 105.1104 W.  
Along stream and slopes; dominant species: spruce, aspen, and Geranium. Phenology: vegetative only. 

Charity Hall, 2150.  7/10/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2041.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Sheep Mountain, starting at Trail 386 (Sheep Mountain Trail) along Johns Creek and ending at top of ridge, ca 23 air mi WSW of Laramie; ca 7 air mi SE of Centennial.  Elev. 9069 ft.
T15N R77W S28; also S21.  41.2507 N, 106.0399 W; WGS 84, , GPS reading.  
Mixed conifer forest, along creek. Phenology: vegetative only. 

Laura E. Lukas, 8486.  8/23/2008. 		RM 925496	Barcode: RM0084481
     with Bernadette Kuhn
_________________________________________________________________________

2042.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Alamosa County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity. Sangre de Cristo Range: Rio Grande National Forest: along Mosca Trail to Mosca Pass.  Elev. 8300-9720 ft.
T27S R73 S1; also S2; also T27S R72W S5 and S6.  37.7259 N, 105.4949 W.  
Along stream and adjacent slopes; sandy soil. Phenology: fruiting. 

Charity Hall, 260.  6/10/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2043.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: end of County Road 585.  Elev. 9400-9680 ft.
T26S R72W S27 NW1/4.  37.7551 N, 105.4219 W.  
Dominant species: aspen and white fir on slopes; Mertensia and Erysimum on flatter areas; sandy soil. Phenology: vegetative only. 

Charity Hall, 313.  6/11/1998. 		RM 
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

2044.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: along Brush Creek and Wyo Hwy 130, 1 mi W of forest boundary, ca 14 air mi SE of Saratoga and ca 4 air mi NW of Ryan Park.  Elev. 7740 ft.
T16N R82W S13; also S14.  41.3593 N, 106.5698 W; NAD 83, , GPS reading.  
Near base of rocky sagebrush-dominated hill, south aspect; uphill from wooded creek. Phenology: vegetative only. 

Laura E. Lukas, 8837.  6/9/2009. 		RM 927907	Barcode: RM0088169
_________________________________________________________________________

2045.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: W of Prospect Mountain and Deerhorn Point, along and SE of BLM Road 3423, ca 18 air mi SE of Encampment and ca 8 air mi N of Colorado.  Elev. 8264 ft.
T13N R81W S11; also S12.  41.1131 N, 106.4583 W; NAD 83, , GPS reading.  
Aspen grove. Phenology: vegetative only. 

Laura E. Lukas, 9272.  6/23/2009. 		RM 927906	Barcode: RM0088168
_________________________________________________________________________

2046.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Hanna Basin: Kinney Creek area, just NW of Rattlesnake Pass and Halleck Ridge, ca 9 air mi ESE of I-80 exit 238 (Peterson Ranch) and ca 8 air mi NW of Elk Mountain summit, ca 21 air mi NE of Saratoga.  Elev. 7294 ft.
T20N R82W S10.  41.713 N, 106.6122 W; NAD 83, , GPS reading.  
Aspen grove surrounding creek in sagebrush. Phenology: vegetative only. 

Laura E. Lukas, 9372.  6/26/2009. 		RM 927905	Barcode: RM0088167
_________________________________________________________________________

2047.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Hanna Basin: just S of I-80 and along the northeast end of Halleck Ridge, ca 12 air mi WNW of exit 255 (Elk Mountain/Hanna) and ca 1.5 air mi SW of Quealy Gap.  Elev. 7235 ft.
T21N R81W S32; also S33.  41.743 N, 106.5594 W; NAD 83, , GPS reading.  
Aspen grove in sagebrush hills. Phenology: vegetative only. 

Laura E. Lukas, 9517.  6/29/2009. 		RM 927904	Barcode: RM0088166
_________________________________________________________________________

2048.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Ring Mountain, ca 9 air mi SSE of Woods Landing and ca 28 air mi SW of Laramie.  Elev. 7994-8536 ft.
T13N R76W S31; also T13N R77W S36.  41.0628 N, 105.9814 W to 41.0547 N, 105.9728 W; NAD 83, , GPS reading.  
Aspen grove in rocky sagebrush hills. Phenology: vegetative only. 

Laura E. Lukas, 9708.  7/5/2009. 		RM 927903	Barcode: RM0088165
_________________________________________________________________________

2049.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Bennet Peak and near North Platte River and campground, ca 28 air mi NE of Encampment and ca 14 air mi SW of Ryan Park.  Elev. 7225-7320 ft.
T15N R82W S14; also S23.  41.2648 N, 106.5769 W to 41.2608 N, 106.574 W; NAD 83, , GPS reading.  
Ponderosa pine/juniper savannah with rock outcrops and much bare ground. Phenology: vegetative only. 

Laura E. Lukas, 9873.  7/7/2009. 		RM 927902	Barcode: RM0088164
_________________________________________________________________________

2050.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: W of the Platte River Wilderness, just W and SW of Elkhorn Point, ca 20 air mi SE of Encampment and ca 4 air mi N of Colorado.  Elev. 7717 ft.
T13N R80W S30.  41.059 N, 106.42 W; NAD 83, , GPS reading.  
Aspen grove in sagebrush hills, near rock outcrops. Phenology: vegetative only. 

Laura E. Lukas, 10018.  7/13/2009. 		RM 927901	Barcode: RM0088163
_________________________________________________________________________

2051.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: W of Platte River Wilderness, just NW of Elkhorn Point, ca 20 air mi SE of Encampment and ca 5 air mi N of Colorado.  Elev. 8353-8459 ft.
T13N R80W S19.  41.0717 N, 106.4251 W to 41.0784 N, 106.4204 W; NAD 83, , GPS reading.  
Aspen and Douglas fir groves among sagebrush hills. Phenology: vegetative only. 

Laura E. Lukas, 10150.  7/13/2009. 		RM 927900	Barcode: RM0088162
_________________________________________________________________________

2052.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: 3-3.5 mi ESE of Bennett Peak between North and South forks Corral Creek, ca 13 air mi ENE of Encampment and ca 19 air mi SE of Saratoga.  Elev. 7707-7859 ft.
T15N R82W S13; also S24; also T15N R81W S17; also S18, 19.  41.2511 N, 106.539 W to 41.265 N, 106.5391 W; NAD 83, , GPS reading.  
Aspen wooded creek in sagebrush hills, many granite outcrops. Phenology: vegetative only. 

Laura E. Lukas, 10246.  7/15/2009. 		RM 927899	Barcode: RM0088160
_________________________________________________________________________

2053.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: 3-3.5 mi ESE of Bennett Peak between North and South forks Corral Creek, ca 13 air mi ENE of Encampment and ca 19 air mi SE of Saratoga.  Elev. 7707-7859 ft.
T15N R82W S13; also S24; also T15N R81W S17; also S18, 19.  41.2511 N, 106.539 W to 41.265 N, 106.5391 W; NAD 83, , GPS reading.  
Creek in sagebrush hills, aspen, Douglas fir, and juniper understory. Phenology: vegetative only. 

Laura E. Lukas, 10303.  7/15/2009. 		RM 927898	Barcode: RM0088161
_________________________________________________________________________

2054.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Jelm Mountain N of Pollock Creek, ca 16 air mi SE of Centennial and ca 25 air mi SW of Laramie.  Elev. 9017-9516 ft.
T13N R77W S13.  41.0985 N, 105.9802 W to 41.0966 N, 105.9861 W; NAD 83, , GPS reading.  
Sagebrush meadow with scattered pines on edge of woodland, granite soil, south aspect. Phenology: vegetative only. 

Laura E. Lukas, 10811.  8/4/2009. 		RM 927897	Barcode: RM0088159
_________________________________________________________________________

2055.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: area between Bitter and Cedar creeks, along BLM Road 3417, ca 11 air mi E of Saratoga and ca 10 air mi NW of Ryan Park.  Elev. 8288 ft.
T17N R82W S14; also S15.  41.4494 N, 106.5844 W; NAD 83, , GPS reading.  
Aspen forest in drainage surrounded by sagebrush hills. Phenology: vegetative only. 

Laura E. Lukas, 11127.  8/24/2009. 		RM 927896	Barcode: RM0088158
_________________________________________________________________________

2056.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Onemile Creek area, foothills ca 3 air mi S of Arlington.  Elev. 8435 ft.
T18N R78W S6.  41.5676 N, 106.2056 W; NAD 83, , GPS reading.  
Conifer forest. Phenology: vegetative only. 

Laura E. Lukas, 11241.  8/26/2009. 		RM 925486	Barcode: RM0084471
_________________________________________________________________________

2057.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6520, Daisy Dean Campground, ca 12 air mi N of Martins Dale.  Elev. 1853 m.
T10N R11E S17.  46.6226 N, 110.3595 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow on the edge of Pseudotsuga forest; south aspect, 10-20% slope; mixed sandstone and limestone bedrock. Phenology: vegetative only. 

Rick McNeill, 624.  6/24/2008. 		RM 
_________________________________________________________________________

2058.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6393, along Spring Creek, ca 5.3 air mi NE of Checkerboard.  Elev. 1713 m.
T11N R10E S27.  46.6923 N, 110.4445 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Ponderosa woodland; southeast aspect, 20-40% slope; igneous bedrock. Phenology: vegetative only. 

Rick McNeill, 665.  6/24/2008. 		RM 
_________________________________________________________________________

2059.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Buffalo Canyon, Forest Trail 479, ca 14 air mi NW of Judith Gap.  Elev. 1794 m.
T11N R14E S5.  46.7407 N, 109.9822 W; NAD 83, uncertainty 0.5 mi., GPS reading.  
Along rim and up side canyon to west, down canyon to mouth; deep limestone canyon, northeast aspect. Phenology: vegetative only. 

Rick McNeill, 1291.  6/31/2008. 		RM 
_________________________________________________________________________

2060.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: South Fork Tenderfoot Road, ca 2 air mi from junction with Forest Road 589.  Elev. 1725 m.
T13N R5E S3.  46.9204 N, 111.0955 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Riparian zone and meadow NW of road; southwest aspect, 5-30% slope, limestone bedrock. Phenology: vegetative only. 

Rick McNeill, 1536.  7/3/2008. 		RM 
_________________________________________________________________________

2061.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Fergus County: Lewis and Clark National Forest: Big Snowy Mountains: Forest Road 270-A, at locked gate; along East Fork Timber Creek to water fall, passed water fall to spring , ca 15 air mi NE of Judith Gap.  Elev. 1868 m.
T11N R18E S4.  46.7462 N, 109.4663 W; NAD 83, uncertainty 1 mi., GPS reading.  
Along stream, up water fall to spring; Pseudotsuga menziesii forest; limestone bedrock. Phenology: flowering. 

Rick McNeill, 1771.  7/7/2008. 		RM 
_________________________________________________________________________

2062.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: Smith Creek Trail head at end of Forest Road 3318, ca 8 air mi ESE of Benchmark airstrip.  Elev. 1594 m.
T19N R8W S20.  47.39325 N, 112.6596 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow, aspen; northwest aspect, 5-20% slope; limestone bedrock. Phenology: vegetative only. 

Rick McNeill, 2312.  7/16/2008. 		RM 
_________________________________________________________________________

2063.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Highwood Mountains: along South Fork Highwood Road, Forest Road 121, ca 11.5 air mi N of Geyser.  Elev. 1693 m.
T19N R9E S15.  47.4021 N, 110.5693 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Meadows in Pseudotsuga menziesii/Artemisia tridentata; heavily grazed; southeast aspect, 5-15% slope. Phenology: vegetative only. 

Rick McNeill, 2345.  7/21/2008. 		RM 
_________________________________________________________________________

2064.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Flathead County: Flathead National Forest: Front Range: at Skiamah, Trail 204, Trail head off of U.S. Hwy 2.  Elev. 1034 m.
T31N R17W S19.  48.4354 N, 113.8084 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Forest Abies grandis/Picea engelmannii/Pseudotsuga menziesii; north aspect, 0-5% slope. Phenology: vegetative only. 

Rick McNeill, 2434.  7/23/2008. 		RM 
_________________________________________________________________________

2065.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Teton County: Lewis and Clark National Forest: Front Range: South Fork Teton River, Forest Road 109, ca 3 air mi E of Mill Falls.  Elev. 1616 m.
T24N R9W S2.  47.8676 N, 112.7129 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Riparian zone, at confluence of tributary flowing from the S; Pseudotsuga menziesii/Picea engelmannii; north aspect, 0-10% slope; limestone bedrock, . Phenology: vegetative only. 

Rick McNeill, 2734.  7/27/2008. 		RM 
_________________________________________________________________________

2066.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: Sawmill Flats on Forest Road 233, ca 3.5 air mi S of Gibson Overlook.  Elev. 1556 m.
T21N R9W S22.  47.5522 N, 112.745 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow; Pinus ponderosa/Pseudotsuga menziesii/Populus tremuloides; west aspect, 0-5% slope; limestone bedrock. Phenology: vegetative only. 

Rick McNeill, 2987.  7/30/2008. 		RM 
_________________________________________________________________________

2067.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Castle Mountains: along Forest Road 9213, ca 1/4 air mi from junction with Forest Road 211, ca 2 air mi E of Richardson Campground.  Elev. 1921 m.
T9N R8E S14.  46.5359 N, 110.6897 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Open meadow with mixed sagebrush and grass; in Pinus contorta/Pseudotsuga menziesii forest; southeast aspect, 20-35% slope. Phenology: vegetative only. 

Rick McNeill, 3103.  8/5/2008. 		RM 
_________________________________________________________________________

2068.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Castle Mountains: Fourmile Creek, just within north boundary of forest, Grasshopper Creek Campground.  Elev. 1744 m.
T9N R8E S17.  46.5481 N, 110.7443 W; NAD 83, uncertainty 0.5 mi., GPS reading.  
Grassy areas and margins of coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 87058.  6/12/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

2069.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: Highwood Creek at north edge of Highwood Mountains, ca 12 air mi SE of Highwood.  Elev. 4540-5560 ft.
T20N R9E S28.  47.4701 N, 110.5848 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
South exposed slope, rocky ridge with rock outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 87127.  6/13/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

2070.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Chouteau County: Lewis and Clark National Forest: Highwood Mountains: Highwood Creek at north edge of Highwood Mountains, ca 12 air mi SE of Highwood.  Elev. 4540-5560 ft.
T20N R9E S28.  47.4701 N, 110.5848 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
South exposed slope, rocky ridge with rock outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 87153.  6/13/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

2071.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Big Snowy Mountains: Crystal Lake Road along Big Rock Creek.  Elev. 5192 ft.
T13N R17E S36.  46.8514 N, 109.51 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Creek bottom and adjacent limestone outcrops. Phenology: vegetative only. 

Ronald L. Hartman, 87278.  6/15/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

2072.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Cascade County: Lewis and Clark National Forest: Little Belt Mountains: along Dry Creek, just E of Monarch.  Elev. 4623 ft.
T15N R7E S3.  47.0946 N, 110.8299 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Steam side with limestone bluffs. Phenology: vegetative only. 

Ronald L. Hartman, 87430.  6/16/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

2073.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: Forest Road 233, ca 14 air mi WSW of Augusta.  Elev. 5587 ft.
T20N R9W S23.  47.4703 N, 112.708 W; NAD 83, uncertainty 0.25 mi., GPS reading.  
Grassy slope and pond margin. Phenology: vegetative only. 

Ronald L. Hartman, 87546.  6/18/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

2074.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Highwood Mountains: North Fork Little Belt Creek, en route to Highwood Baldy, ca 12 air mi E of Belt.  Elev. 4751-5413 ft.
T19N R8E S13.  47.4101 N, 110.6545 W to 47.4115 N, 110.6399 W; NAD 83, uncertainty 1 mi., GPS reading.  
Coniferous forests and grassy slopes. Phenology: vegetative only. 

Ronald L. Hartman, 87703.  6/18/2008. 		RM 
     with Rick McNeill
_________________________________________________________________________

2075.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Forest Road 1702, before the Tom Miner Trailhead, ca 18.5 air mi WNW of Gardiner.  Elev. 7000 ft.
T8S R5E S24 N1/2.  45.1266 N, 111.0547 W; WGS 84, , GPS reading.  
Open meadow on south-facing slopes. Phenology: vegetative only. 

Emily Elliott, 4765.  6/19/2008. 		USFS 871232	Barcode: USFS0066133
     with Brian Elliott
_________________________________________________________________________

2076.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: along North Dry Creek Road from trailhead, ca 15 air mi SW of Livingston.  Elev. 6000 ft.
T4S R8E S17 N1/2.  45.488 N, 110.7564 W; WGS 84, , GPS reading.  
Moist forest dominated by Pseudotsuga menziesii and open sagebrush meadows. Phenology: flowering & fruiting. 

Emily Elliott, 5242.  6/26/2008. 		USFS 871233	Barcode: USFS0066132
     with Brian Elliott
_________________________________________________________________________

2077.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Mission Creek Trail from  Elephanthead Mountain N to trailhead, ca 8.5-10 air mi SE of Livingston.  Elev. 5700-7400 ft.
T3S R11E S6 SE1/4; also E1/2 S7, S18 and N1/2 S19.  45.5958 N, 110.4081 W; WGS 84, , GPS reading.  
Pseudotsuga menziesii forest (portions burned) with an understory dominated by Vaccinium, Acer, and Xerophyllum. Phenology: vegetative only. 

Emily Elliott, 5395.  6/28/2008. 		USFS 871234	Barcode: USFS0066131
     with Brian Elliott
_________________________________________________________________________

2078.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Sweet Grass County: Absaroka Range: Gallatin National Forest: on trail along Upsidedown Creek on Lake Plateau, ca 40 air mi SSW of Big Timber; from the Box Canyon Trailhead over the Lake Plateau to the Upsidedown Creek Trailhead on Forest Road 6639.  Elev. 8300-9200 ft.
T6S R12E S22 SW1/4; also SW1/4 S26, NE1/4 S27, and NE1/4 S35.  45.2752 N, 110.1958 W; WGS 84, , GPS reading.  
Open, mixed conifer forest on steep south-facing slopes with scatterd talus fields. Phenology: vegetative only. 

Emily Elliott, 6055.  7/15/2008. 		USFS 871235	Barcode: USFS0066130
     with Brian Elliott
_________________________________________________________________________

2079.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: along Forest Road 2140, near snow-gauge station on Picket Pin Creek, ca 28 air mi S of Big Timber.  Elev. 7140-7260 ft.
T5S R14E S3 NW1/2.  45.4304 N, 109.9843 W; uncertainty 0.5 mi..  
Stream bank and saturated area around pond. Phenology: vegetative only. 

Emily Elliott, 6522.  7/27/2008. 		RM 866467	Barcode: USFS0046950
_________________________________________________________________________

2080.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: from West Boulder Trailhead, along trail and West Boulder River to West Boulder Meadows, ca 26-27 air mi SW of Big Timber.  Elev. 5520-5700 ft.
T3S R11E S25 S1/2; also NW1/4 S36.  45.5466 N, 110.3082 W; WGS 84, , GPS reading.  
Moist aspen grove with Pinus contorta encroachment and a mixed forb understory. Phenology: vegetative only. 

Emily Elliott, 6798.  8/2/2008. 		USFS 871237	Barcode: USFS0066128
     with Brian Elliott
_________________________________________________________________________

2081.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: ca 8.5 air mi N of Gardner Butte in vicinity of intersection of Forest Roads 630 and 637.  Elev. 8400-8800 ft.
T25S R69W S6; also T25S R70W NE1/4 S1.  37.9038 N, 105.1455 W.  
Ponderosa pine slopes and sandy hill top. Phenology: vegetative only. 

Ronald L. Hartman, 61067.  6/3/1998. 		RM 
     with Melanie Arnett, Charity Hall, Brian Jacobs, and Alex Morgan
_________________________________________________________________________

2082.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Teton County: Front Range: Ear Mountain Trail, ca 1 air mi SW of trailhead.  Elev. 1701 m.
T24N R8W S5.  47.8605 N, 112.6635 W; WGS 83, GPS reading.  
Riparium area and old burn; northeast aspect; 5-15% slope; limestone. Phenology: vegetative only. 

Rick McNeill, 4635.  6/18/2009. 		RM 
     with Addy Wycgans
_________________________________________________________________________

2083.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Teton County: Front Range: ca 2 air mi SW of Ear Mountain Trailhead.  Elev. 1767 m.
T24N R8W S7.  47.8498 N, 112.6736 W; NAD 83, GPS reading.  
Ephemeral stream flowing to the southeast; 0-10% slope; open meadow/Populus tremuloides grove. Phenology: vegetative only. 

Rick McNeill, 4698.  6/18/2009. 		RM 
     with Addy Wycgans
_________________________________________________________________________

2084.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Teton County: Lewis and Clark National Forest: Front Range: Ear Mountain Trailhead.  Elev. 1524 m.
T24N R8W S4.  47.8703 N, 112.6434 W; NAD 83, GPS reading.  
Parking lot/picnic area, flat, scattered Populus tremuloides, gravel, open meadow. Phenology: vegetative only. 

Rick McNeill, 4750.  6/18/2009. 		RM 
     with Addy Wycgans
_________________________________________________________________________

2085.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Judith Basin County: Lewis and Clark National Forest: Little Belt Mountains: Paine Gulch, Forest Trail 737, ca 1.5-4 air mi SSE of Monarch.  Elev. 1442 m.
T15N R8E S12.  47.0608 N, 110.7669 W; NAD 83, , GPS reading.  
Intermittent stream, flowing southeast to northwest; 0-15% slope; limestone canyon; Pinus ponderosa, Pseudotsuga menziesii, Picea engelmannii. Phenology: vegetative only. 

Rick McNeill, 5654.  7/1/2009. 		RM 
_________________________________________________________________________

2086.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: along Green Fork Straight Creek along Forest Trail 228, ca 1.7 air mi SW of Green Fork Cabin.  Elev. 1864 
T18N R10W S2.  47.35 N, 112.8331 W; NAD 83, GPS reading.  
Gravel bar, rocky soil, scattered Pinus contorta, flat creek running southwest to northeast. Phenology: vegetative only. 

Rick McNeill, 7363.  7/26/2009. 		RM 
_________________________________________________________________________

2087.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: east end of Belltower Divide, ca 11 air mi WNW of Camp Crook, SD.  Elev. 3900-4020 ft.
T2S R61E S34 South1/2.  45.6116 N, 104.1827 W; NAD 83, , GPS reading.  
Ponderosa pine forest. Phenology: vegetative only. 

B. E. Nelson, 76778.  6/5/2009. 		USFS 891182	Barcode: USFS0057885
     with Hans Hallman
_________________________________________________________________________

2088.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: La Garita Mountains: Hodding Creek, ca 2-2.5 road mi SW of Colo Hwy 114, ca 12 air mi W of Saguache.  Elev. 8200-8300 ft.
T44N R6E S6 NW1/4.  38.0916 N, 106.3568 W.  
Conifer forests, slopes to rock outcrop and stream bottom. Phenology: vegetative only. 

Ronald L. Hartman, 61899.  7/2/1998. 		RM 
_________________________________________________________________________

2089.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Harding County: Custer National Forest: East Short Pine Hills: along a draw leading into Ward Gulch and to Spring No. 1, ca 17 air mi SW of Buffalo.  Elev. 3660-3900 ft.
T16N R3E S11 N1/4.  45.3712 N, 103.7168 W to 45.3716 N, 103.7178 W to 45.3696 N, 103.7266 W; NAD 83, , GPS reading.  
Aspen stand and base and lower part of bushy northerly-facing ponderosa pine slope. Phenology: vegetative only. 

B. E. Nelson, 78661.  8/2/2009. 		USFS 891181	Barcode: USFS0057884
_________________________________________________________________________

2090.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: on the divide SE of Devils Canyon, ca 21 air mi SE of Ekalaka.  Elev. 3960-4080 ft.
T2S R61E S8 NW1/4.  45.6806 N, 104.2279 W; NAD 83, , GPS reading.  
Slopes and ravines of a burned area. Phenology: vegetative only. 

B. E. Nelson, 78765.  8/4/2009. 		USFS 891180	Barcode: USFS0057883
_________________________________________________________________________

2091.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Cochetopa Hills: road to Spanish Creek, ca 0.5 air mi N of Colo Hwy 114; ca 20 air mi WNW of Saguache.  Elev. 8700 ft.
T45N R4E S36 SW1/4.  38.1126 N, 106.482 W.  
Stream side and rocky slopes. Phenology: vegetative only. 

Ronald L. Hartman, 61950.  7/3/1998. 		RM 
_________________________________________________________________________

2092.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: Lantis Spring Campground, ca 4.5 air mi N of Tie Creek Road, ca 11 air mi NW of Camp Crook, SD.  Elev. 3780 ft.
T2S R61E S27 SE1/4.  45.6299 N, 104.1769 W; NAD 83, , GPS reading.  
In maintained campground. Phenology: vegetative only. 

Hans Hallman, 715.  6/19/2009. 		USFS 885798	Barcode: USFS0049777
_________________________________________________________________________

2093.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Harding County: Custer National Forest: East Short Pine Hills: along Forest Road 3111 ca 1 air mi NE of Moreau Peak, ca 19 air mi SE of Camp Crook.  Elev. 3660-3760 ft.
T16N R3E S13 N1/2; also South1/2 S12.  45.3555 N, 103.7024 W; NAD 83, , GPS reading.  
Mixed hardwood and ponderosa pine upland. Phenology: vegetative only. 

Hans Hallman, 1049.  6/24/2009. 		USFS 891198	Barcode: USFS0057950
_________________________________________________________________________

2094.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: ca 2 air mi NE of North Pass.  Elev. 9800 ft.
T46N R4E S17 SW1/4.  38.2443 N, 106.5546 W.  
Conifer forest with patches of aspen and wet open area. Phenology: vegetative only. 

Ronald L. Hartman, 62032.  7/3/1998. 		RM 
_________________________________________________________________________

2095.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: around Aspen Spring, ca 0.5 air mi S of Red Hill and ca 4.5 air mi E of Ekalaka.  Elev. 3600-3700 ft.
T2N R58E S25 E1/2.  45.9005 N, 104.4572 W; NAD 83, , GPS reading.  
Spring-fed draw dominated by green ash and hawthorn. Phenology: vegetative only. 

Hans Hallman, 1160.  6/25/2009. 		USFS 891197	Barcode: USFS0057949
_________________________________________________________________________

2096.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: on top of and on southern slope of Home Creek Butte off of Suicide Pass Road spur or Forest Road 4777A, ca 4 air mi NW of Camps Pass and ca 16.5 air mi E of Ashland.  Elev. 4300-4400 ft.
T3S R47E S4 W1/2.  45.6027 N, 105.9351 W; NAD 83, , GPS reading.  
Upland woodland dominated by ponderosa pine and grasses; mostly shallow, rocky soils with some rock outcrops. Phenology: vegetative only. 

Hans Hallman, 1621.  7/5/2009. 		USFS 885797	Barcode: USFS0049776
_________________________________________________________________________

2097.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: in and around Brewer Reservoir, just W of Forest Road 3036, ca 13.5 air mi WNW of Camp Crook, SD.  Elev. 3860-4020 ft.
T3S R61E S5 NW1/4; also NE1/4 S6 and T2S R61E SE1/4 S31.  45.6047 N, 104.2286 W; NAD 83, , GPS reading.  
In and around small draw dominated by aspen and surrounded by open ponderosa pine woodland. Phenology: vegetative only. 

Hans Hallman, 1869.  7/10/2009. 		USFS 891196	Barcode: USFS0057948
_________________________________________________________________________

2098.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Harding County: Custer National Forest: West Short Pine Hills: in and around generally west-facing draws ca 2.5 air mi SSW of JK Butte, ca 10 air mi SSE of Camp Crook.  Elev. 3800-3980 ft.
T17N R1E S24 NE1/4; also SE1/4 S13.  45.4234 N, 103.9398 W; WGS 83, , GPS reading.  
Draw dominated by aspen. Phenology: vegetative only. 

Hans Hallman, 1998.  7/12/2009. 		USFS 891195	Barcode: USFS0057935
_________________________________________________________________________

2099.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Harding County: On the west side of The Jumpoff, ca 1 air mi E of County Road 897 and ca 3 air mi S of SD Hwy 20, ca 7.5 air mi ESE of Camp Crook.  Elev. 3180-3200 ft.
T18N R2E S12 SW1/4.  45.5361 N, 103.8276 W; NAD 83, , GPS reading.  
Aspen-dominated draw. Phenology: vegetative only. 

Hans Hallman, 2104.  7/13/2009. 		RM 
_________________________________________________________________________

2100.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in and around draws SE of junction of North Divide or Forest Road 3125 and Forest Road 3145 in the vicinity of Camp Spring, ca 4.5 air mi S of Reva Gap, ca 19 air mi ESE of Buffalo.  Elev. 3460-3580 ft.
T17N R8E S6.  45.4642 N, 103.191 W; NAD 83, , GPS reading.  
Draw dominated by green ash and aspen. Phenology: vegetative only. 

Hans Hallman, 2263.  7/17/2009. 		USFS 891194	Barcode: USFS0057934
_________________________________________________________________________

2101.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in the vicinity of Russel Spring just S of Camp Needmore off of Forest Road 3104, ca 6.5 air mi SE of Ekalaka.  Elev. 3810-3830 ft.
T1N R58E S24 SE1/4.  45.8242 N, 104.4583 W; NAD 83, , GPS reading.  
Mixed upland ponderosa pine, green ash, and aspen slope. Phenology: vegetative only. 

Hans Hallman, 3358.  7/30/2009. 		USFS 891193	Barcode: USFS0057933
_________________________________________________________________________

2102.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: just NW of Ekalaka Park off of Forest Road 3818A, ca 1/4 air mi N of Hidden Spring, ca 6.5 air mi SSE of Ekalaka.  Elev. 3920-3960 ft.
T1N R58E S33 N1/2.  45.8004 N, 104.5156 W; NAD 83, , GPS reading.  
Hardwood draw dominated by green ash, boxelder, and grasses. Phenology: vegetative only. 

Hans Hallman, 3398.  7/30/2009. 		USFS 891192	Barcode: USFS0057932
_________________________________________________________________________

2103.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in the vicinity of Oliver Springs, ca 0.5 air mi N of Mont Hwy 323 at Conger Hill, ca 5.5 air mi SE of Ekalaka.  Elev. 3640-3680 ft.
T1N R58E S13 SE1/4.  45.8407 N, 104.4545 W; NAD 83, , GPS reading.  
Hardwood draw dominated by green ash and grasses. Phenology: vegetative only. 

Hans Hallman, 3479.  7/30/2009. 		USFS 891191	Barcode: USFS0057917
_________________________________________________________________________

2104.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountain Valley: Wimer Gulch, ca 5 air mi SE of Westcliffe.  Elev. 8200-8300 ft.
T23S R72W S2 E1/2.  38.0789 N, 105.4017 W.  
Grassy slopes and stream bottom. Phenology: vegetative only. 

Ronald L. Hartman, 62302.  6/15/1998. 		RM 
_________________________________________________________________________

2105.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: in Cheesman Draw, just NE of Pioneer Cemetery off of Forest Road 3045, ca 8.5 air mi WNW of Camp Cook, SD.  Elev. 3680-3720 ft.
T3S R61E S12 South1/2.  45.5868 N, 104.1406 W; NAD 83, , GPS reading.  
Grass-dominated upland in historic burn. Phenology: vegetative only. 

Hans Hallman, 3951.  8/11/2009. 		USFS 891190	Barcode: USFS0057916
_________________________________________________________________________

2106.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: in a tributary of Schleichart Draw above Schleichart Draw Reservoir, W of Forest Road 3130, ca 17 air mi NNE of Buffalo.  Elev. 3200 ft.
T22N R5E S35.  45.8271 N, 103.4731 W; NAD 83, , GPS reading.  
Grass-dominated meadow. Phenology: vegetative only. 

Hans Hallman, 4171.  8/16/2009. 		USFS 891189	Barcode: USFS0057915
     with G. Gust
_________________________________________________________________________

2107.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in and E of Stagville Draw on Forest Road 3813 at Stagville Spring, SE past Forest Road 3813B to east boundary of Forest, ca 5.5 air mi SSE of Ekalaka.  Elev. 3790-3900 ft.
T1N R58E S27 NW1/4; also NE1/4 S28 and SW1/4 S21.  45.8179 N, 104.5024 W; NAD 83, , GPS reading.  
Green ash and Prunus spp.-dominated draw. Phenology: vegetative only. 

Hans Hallman, 4561.  8/18/2009. 		USFS 891188	Barcode: USFS0057914
     with G. Gust
_________________________________________________________________________

2108.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: just off Opechee Park or Forest Road 3101, ca 0.5 road mi SE of private inholding border with Forest Service land, ca 4.5 air mi ESE of Ekalaka.  Elev. 3790-3880 ft.
T1N R58E S12 NW1/4.  45.8635 N, 104.4662 W; NAD 83, , GPS reading.  
Aspen and ponderosa pine-dominated draw. Phenology: vegetative only. 

Hans Hallman, 4604.  8/19/2009. 		USFS 891187	Barcode: USFS0057913
     with G. Gust
_________________________________________________________________________

2109.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: Indian Creek from Indian Creek trailhead, ca 0.8 air mi NW.  Elev. 8700-8800 ft.
T30S R69W S5.  37.4636 N, 105.1301 W.  
Mesic canyon with dry, sandy, volcanic outcrops to north. Phenology: vegetative only. 

Ronald L. Hartman, 62702.  7/24/1998. 		RM 
     with Jim Fowler and Jason Fowler
_________________________________________________________________________

2110.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: Bartlett Trail from base up ca 2.5 trail mi.  Elev. 7600-9300 ft.
T25S R68W S13 NW1/4; also N1/2 S14 and S15.  37.8746 N, 104.9442 W.  
Oak woodland and ponderosa pine with white fir. Phenology: vegetative only. 

Ronald L. Hartman, 62809.  7/25/1998. 		RM 
_________________________________________________________________________

2111.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: Greenhorn Trail.  Elev. 9000-10400 ft.
T25S R68W S5 NE1/4; also NW1/4 S4.  37.9038 N, 105.0174 W.  
Coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 62849.  8/10/1998. 		RM 
     with Craig Freeman
_________________________________________________________________________

2112.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: Pahsimeroi Mountains: Grouse Creek ca 0.5 mi upstream of Mill Creek, 17.6 air mi ESE of Challis.  Elev. 6638 ft.
T13N R22E S31.  44.41799 N, -113.89653 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in mesic woody riparian vegetation; 29° slope, SSE aspect; dolostone geology. 26-75 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 1790.  7/1/2010. 		RM 
_________________________________________________________________________

2113.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: Chaparral Trail.  Elev. 10200-10900 ft.
T31S R68W S18 NW1/4; also T31S R69W NE1/4 S13 and South1/2 S12.  37.3456 N, 105.0378 W.  
Phenology: vegetative only. 

Ronald L. Hartman, 62951.  8/11/1998. 		RM 
     with Craig Freeman
_________________________________________________________________________

2114.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: Herd Peak Highlands: near upper Deep Creek, 18.8 air mi NNE of Sun Valley.  Elev. 7586 ft.
T7N R19E S13.  43.9331 N, -114.16347 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in mesic woody riparian vegetation; 18° slope, N aspect; alkaline volcanic geology. 26-75 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 1893.  7/2/2010. 		RM 
_________________________________________________________________________

2115.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: Lake Isabel Work Center NW to county line near San Isabel.  Elev. 8700-8800 ft.
T24S R68W S6 SW1/4; also NW1/4 S7.  37.9913 N, 105.0357 W.  
Edge of woods and roadside. Phenology: vegetative only. 

Ronald L. Hartman, 63027.  8/13/1998. 		RM 
     with Craig Freeman
_________________________________________________________________________

2116.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: below Mount Rae W of Main Boulder Ranger Station, ca 26 air mi SW of Big Timber.  Elev. 6500-7000 ft.
T4S R12E S4 NW1/4.  45.5263 N, 110.2351 W; WGS 84, , GPS reading.  
On and below south-facing limestone bluffs, recently burned Douglas fir forest, scattered aspen and lodgepole pine. Phenology: fruiting. 

Brian Elliott, 13878.  6/22/2008. 		USFS 871236	Barcode: USFS0066129
_________________________________________________________________________

2117.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Park County: Beartooth Mountains: Shoshone National Forest: at Clarks Fork Trailhead on Wyo Hwy 296 and NE, ca 17 air mi SE of Cooke City, Montana.  Elev. 6700-7600 ft.
T57N R106W S34 NE1/4; also NW1/4 S35 and S26.  44.8829 N, 109.6515 W; WGS 84, , GPS reading.  
On hills with Douglas fir and lodgepole pine forest with scattered meadows and aspen stands. Phenology: vegetative only. 

Brian Elliott, 13994.  7/6/2008. 		RM 962793	Barcode: USFS0041416
_________________________________________________________________________

2118.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Spanish Peaks: road to Bulls Eye Mine from near Lovers Leap S ca 1.5 road mi.  Elev. 8400-9300 ft.
T30S R68W S23 SW1/4; also NW1/4 S26 and SE1/4 S27.  37.4199 N, 104.9659 W.  
Phenology: vegetative only. 

Ronald L. Hartman, 63282.  8/13/1998. 		RM 
     with Craig Freeman
_________________________________________________________________________

2119.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Teton County: Yellowstone Plateau: Yellowstone National Park: Fairy Falls, ca 8 mi S of Madison Junction.  Elev. 7280 ft.
T53N R116W S32.  44.5256 N, 110.8703 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Wet area just N of the base of falls in burned former spruce-fir forest with Calamagrostis canadensis, Juncus ensifolius, and Vaccinium occidentale. Phenology: vegetative only. 

Erwin F. Evert, 39593.  7/26/2002. 		RM 908765	Barcode: RM0038266
_________________________________________________________________________

2120.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Yellowstone Plateau: Targhee National Forest: along Rock Creek, ca 8 mi W of Cave Falls Campground, ca 16 mi E of Ashton.  Elev. 5750 ft.
T9N R45E S17.  44.1006 N, 111.1699 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Lodgepole pine-aspen forest and edge with Wyethia amplexicaulis, Antennaria luzuloides, and Epilobium angustifolium. Phenology: vegetative only. 

Erwin F. Evert, 39660.  7/31/2002. 		RM 908710	Barcode: RM0038681
_________________________________________________________________________

2121.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Fremont County: Island Park Plateau: Targhee National Forest: along the east side of Moose Creek, ca 1.5 mi SW of Big Springs, ca 16 mi SW of West Yellowstone, Montana.  Elev. 6400 ft.
T13N R44E S5.  44.4848 N, 111.2856 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Cut over lodgepole pine forest with Carex geyeri, Vaccinium cespitosum, and Trifolium longipes var. reflexum. Phenology: vegetative only. 

Erwin F. Evert, 39694.  7/31/2002. 		RM 908578	Barcode: RM0038664
_________________________________________________________________________

2122.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Fremont County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Howard Creek, ca 1 air mi upstream from confluence with Porters Gulch.  Elev. 8150-8400 ft.
T48N R9E S7; also T48N R8E S12.  38.4175 N, 106.0184 W.  
Coniferous forest mixed with oak and grassland. Phenology: vegetative only. 

Ronald L. Hartman, 63772.  8/19/1998. 		RM 
_________________________________________________________________________

2123.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: North Rock Creek, ca 2.5 road mi E of Alder.  Elev. 8800-9000 ft.
T48N R9E S32.  38.3622 N, 105.9999 W.  
Oak woodlands intermixed with grassy slopes. Phenology: vegetative only. 

Ronald L. Hartman, 63922.  8/20/1998. 		RM 
_________________________________________________________________________

2124.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Hayden Pass Creek, Forest Service boundary NE to roadside mine, toward Hayden Pass.  Elev. 9000-9600 ft.
T47N R10E S33 E1/2.  38.2793 N, 105.87 W.  
Phenology: vegetative only. 

Ronald L. Hartman, 63984.  8/20/1998. 		RM 
_________________________________________________________________________

2125.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: Icebox Canyon, ca 17 air mi N of Buffalo.  Elev. 3100-3300 ft.
T22N R5E S33 NE1/4; also S28 SE1/4.  45.8344 N, 103.505 W; NAD 83, , GPS reading.  
Moist canyon with quaking aspen, dogwood, and elm. Phenology: vegetative only. 

Hans Hallman, 4872.  6/15/2010. 		USFS 891186	Barcode: USFS0057912
_________________________________________________________________________

2126.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: in upper Cheesman Draw, just S of Forest Road 3045, ca 8 air mi WNW of Camp Crook, SD.  Elev. 3820-4000 ft.
T3S R61E S12 E1/4; also T3S R62E S7 W1/4.  45.5891 N, 104.1302 W; NAD 83, , GPS reading.  
In unburned draw within historic burn, dominated by quaking aspen and ponderosa pine. Phenology: vegetative only. 

Hans Hallman, 4995.  6/17/2010. 		USFS 891185	Barcode: USFS0057911
_________________________________________________________________________

2127.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: N of Forest Road 4409, generally between Cabin Creek Spring and Deer Creek Spring, ca 11 air mi ENE of Ashland.  Elev. 3560 ft.
T2S R46E S17 E1/2; also S16 W1/2, S20 NE1/4, and S21 NW1/4.  45.66 N, 106.0625 W; NAD 83, , GPS reading.  
Moist draw with quaking aspen, Prunus, and hawthorn. Phenology: vegetative only. 

Hans Hallman, 5373.  6/28/2010. 		USFS 891023	Barcode: USFS0057861
_________________________________________________________________________

2128.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of East Fork Spring, just S of East Fork Otter Creek Road, ca 14 air mi ENE of Ashland.  Elev. 3760-3790 ft.
T2S R46E S25.  45.6334 N, 105.9905 W; NAD 83, , GPS reading.  
Moist, grazed draw dominated by green ash, Prunus, and Crataegus. Phenology: vegetative only. 

Hans Hallman, 6171.  7/13/2010. 		USFS 891184	Barcode: USFS0057910
_________________________________________________________________________

2129.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: just E of Forest Road 3814, ca 1 air mi ENE of Smith Well, ca 5.5 mi SSW of Ekalaka.  Elev. 3830-3900 ft.
T1N R58E S19 SW1/4; also S30 NW1/4.  45.816 N, 104.5674 W; NAD 83, , GPS reading.  
Moist draw dominated by quaking aspen. Phenology: vegetative only. 

Hans Hallman, 6289.  7/15/2010. 		USFS 891183	Barcode: USFS0057968
_________________________________________________________________________

2130.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: ca 0.5 air mi S of the junction of Forest roads 3818 and 3036, ca 3.5 air mi WNW of Lantis Spring and ca 22 air mi SE of Ekalaka.  Elev. 3400-3410 ft.
T2S R61E S19.  45.6473 N, 104.2461 W; NAD 83, , GPS reading.  
Flowing-water draw with juniper, cottonwood, and green ash. Phenology: vegetative only. 

Hans Hallman, 6710.  7/24/2010. 		USFS 891024	Barcode: USFS0057862
_________________________________________________________________________

2131.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Battlement Mesa: White River National Forest: between Cottonwood and Cache creeks, S of Holms Mesa, ca 10 air mi SW of Rifle.  Elev. 7550-8000 ft.
T7S R94W S20 W1/2; also S19 NE1/4 NE1/4.  39.4315 N, 107.914 W; NAD 83, , GPS reading.  
Riparian corridor through oakbrush shrubland. Phenology: vegetative only. 

Michael K. Kirkpatrick, 767.  5/29/2010. 		USFS 
_________________________________________________________________________

2132.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: upper Wallace Creek drainage, ca 6-7 air mi NNW of Collbran.  Elev. 7400-8600 ft.
T8S R95W S27; also S28, S33, S34, and S35.  39.3285 N, 107.974 W to 39.3336 N, 107.9887 W; NAD 83, , GPS reading.  
Oakbrush-mixed shrub community with graminoid understory. Phenology: vegetative only. 

Michael K. Kirkpatrick, 836.  5/31/2010. 		RM 
_________________________________________________________________________

2133.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Elk Mountains: White River National Forest: near Dinkle Lake and Thomas Lakes Trailhead, ca 4 air mi NE of Mount Sopris and 8-9 air mi SSE of Carbondale.  Elev. 8440-8720 ft.
T9S R87W S4; also S5.  39.3041 N, 107.1268 W; NAD 83, , GPS reading.  
Aspen forest with scattered Pseudotsuga and Heracleum on seepy north-facing slope. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1005.  6/6/2010. 		RM 
_________________________________________________________________________

2134.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: White River National Forest: above a side drainage W of South Thompson Creek, ca 9 air mi SSW of Carbondale.  Elev. 7900-8130 ft.
T9S R89W S13 NE1/4.  39.2758 N, 107.2769 W; NAD 83, , GPS reading.  
Riparian corridor with aspen, alder, and conifers with a sedge-forb understory. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1179.  6/9/2010. 		RM 
_________________________________________________________________________

2135.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: White River National Forest: along East Divide Creek, ca 3 air mi WSW of Bald Mountain and 14 air mi S of New Castle.  Elev. 8320-8400 ft.
T8S R90W S7 SE1/4.  39.3689 N, 107.4744 W; NAD 83, , GPS reading.  
Riparian corridor through aspen and mixed conifer forest and openings. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1265.  6/11/2010. 		RM 
_________________________________________________________________________

2136.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: White River National Forest: Fourmile Creek W of Sunlight Ski Area, ca 11 air mi SSW of Glenwood Springs at the junction of I-70 and Colo Hwy 82.  Elev. 8520-8800 ft.
T7S R89W S31; also S32.  39.4035 N, 107.3601 W to 39.4074 N, 107.3588 W; NAD 83, , GPS reading.  
Aspen grove and riparian corridor. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1350.  6/13/2010. 		RM 
_________________________________________________________________________

2137.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Elk Mountains: White River National Forest: east bank of Crystal River at Redstone Campground, ca 13 air mi S of Carbondale.  Elev. 7160 ft.
T10S R88W S17 NE1/4 NE1/4.  39.198 N, 107.2321 W; NAD 83, , GPS reading.  
Aspen-spruce forest with forb understory. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1538.  6/16/2010. 		RM 
_________________________________________________________________________

2138.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Red Table Mountain: White River National Forest: Freeman Picnic Area and slopes on north shore of Ruedi Reservoir, ca 14 air mi E of Basalt.  Elev. 7760-7920 ft.
T8S R84W S9 SE1/4 SW1/4.  39.362 N, 106.778 W to 39.366 N, 106.7772 W; NAD 83, , GPS reading.  
Dry to mesic slopes and riparian wetlands above reservoir. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1603.  6/20/2010. 		RM 
_________________________________________________________________________

2139.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: White River National Forest: Fitzpatrick Gulch, ca 7 air mi SSW of Gypsum.  Elev. 7550-7600 ft.
T6S R86W S3 E1/2.  39.5602 N, 107.0295 W to 39.5568 N, 107.0268 W; NAD 83, , GPS reading.  
Riparian woodland and wet meadows. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1835.  6/22/2010. 		RM 
_________________________________________________________________________

2140.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Red Table Mountain: White River National Forest: Red Creek Road (Forest Road 425) and valley S of Gypsum Creek, ca 13 air mi SSE of Gypsum.  Elev. 8920-9320 ft.
T7S R85W S2.  39.4816 N, 106.8434 W to 39.4675 N, 106.8524 W; NAD 83, , GPS reading.  
Aspen woodland with mixed grass-forb understory. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1986.  6/24/2010. 		RM 
_________________________________________________________________________

2141.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: White River National Forest: Baylor Park, along North Thompson Creek, ca 13 air mi WSW of Carbondale.  Elev. 9460-9520 ft.
T8S R90W S27 SW1/4.  39.3261 N, 107.435 W; NAD 83, , GPS reading.  
Spruce-fir forest with springs and openings. Phenology: vegetative only. 

Michael K. Kirkpatrick, 2038.  6/27/2010. 		RM 
_________________________________________________________________________

2142.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Dutch Creek, 2 air mi SE of Coal Basin, ca 15 air mi SSW of Carbondale.  Elev. 8550 ft.
T10S R89W S15 NW1/4 NW1/4.  39.1957 N, 107.3231 W; NAD 83, , GPS reading.  
Meadows and roadcuts. Phenology: vegetative only. 

Michael K. Kirkpatrick, 2138.  7/1/2010. 		RM 
_________________________________________________________________________

2143.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: White River National Forest: Hunter Creek, ca 2 air mi NE of Aspen.  Elev. 8550-9000 ft.
T10S R84W S4; also S5.  39.2073 N, 106.7779 W; WGS 72, , GPS reading.  
Meadow and trails with scattered oak and aspen. Phenology: vegetative only. 

Michael K. Kirkpatrick, 2245.  7/3/2010. 		USFS 898805	Barcode: USFS0060371
_________________________________________________________________________

2144.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Elk Mountains: White River National Forest: confluence of East and West Maroon creeks, ca 7 air mi SW of Aspen.  Elev. 8960-9080 ft.
T11S R85W S8 NW1/4 SW1/4.  39.1107 N, 106.9139 W; NAD 83, , GPS reading.  
Rocky aspen slope with graminoid-forb understory. Phenology: vegetative only. 

Michael K. Kirkpatrick, 2380.  7/5/2010. 		RM 
_________________________________________________________________________

2145.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Summit County: Gore Range: Arapaho National Forest: North Rock Creek near boundary of Eagles Nest Wilderness, ca 7 air mi NW of Silverthorne and ca 9 air mi SSE of Green Mountain Reservoir.  Elev. 9480-9620 ft.
T4S R78W S18 W1/2.  39.7108 N, 106.1673 W to 39.7035 N, 106.1702 W; NAD 83, , GPS reading.  
Mixed conifer forest and openings. Phenology: vegetative only. 

Michael K. Kirkpatrick, 2576.  7/8/2010. 		RM 
_________________________________________________________________________

2146.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Summit County: Tenmile Range: Arapaho National Forest: jeep trail access to Mayflower Lakes from Spruce Creek Road (Forest Road 800), ca 4 air mi SSW of Breckenridge.  Elev. 11200 ft.
T7S R78W S23 NW1/4 SE1/4.  39.4263 N, 106.0745 W; NAD 83, , GPS reading.  
Rocky, dry subalpine meadow and hillside. Phenology: vegetative only. 

Michael K. Kirkpatrick, 3482.  7/26/2010. 		RM 
_________________________________________________________________________

2147.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Gore Range: White River National Forest: Eagles Nest Wilderness: Deluge Lake Trail, ca 7 air mi NNW of Vail Pass.  Elev. 8800-10200 ft.
T5S R79W S7; also S8.  39.638 N, 106.2571 W to 39.6278 N, 106.275 W; NAD 83, , GPS reading.  
Rocky aspen hillsides with riparian channels. Phenology: vegetative only. 

Michael K. Kirkpatrick, 3712.  8/2/2010. 		RM 
_________________________________________________________________________

2148.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Summit County: Williams Fork Mountains: Arapaho National Forest: Cottonwood Gulch, ca 3 air mi E of Green Mountain Reservoir and 4 air mi ENE of Heeney.  Elev. 8800-9240 ft.
T2S R79W S16 N1/2.  39.88 N, 106.2428 W; NAD 83, , GPS reading.  
Drainage flanked by aspen and Douglas fir. Phenology: vegetative only. 

Michael K. Kirkpatrick, 3865.  8/4/2010. 		RM 
_________________________________________________________________________

2149.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Sawatch Range: White River National Forest: Tigiwon Road (Forest Road 707) near the Cross Creek Trailhead, ca 2.5 air mi SSE of Minturn.  Elev. 8540 ft.
T6S R81W S2 SW1/4 SW1/4.  39.5487 N, 106.4181 W; NAD 83, , GPS reading.  
Moist, north-facing aspen hillside with scattered Douglas fir, buffaloberry and thimbleberry. Phenology: vegetative only. 

Michael K. Kirkpatrick, 4123.  8/9/2010. 		RM 
_________________________________________________________________________

2150.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Sawatch Range: White River National Forest: Homestake Road, ca 13 air mi S of Dowds Junction and 6 mi W of U.S. Hwy 24.  Elev. 9160 ft.
T7S R81W S27 NE1/4 NE1/4.  39.4171 N, 106.4267 W; NAD 83, , GPS reading.  
Lodgepole pine forest with rock outcrops and roadside. Phenology: vegetative only. 

Michael K. Kirkpatrick, 4437.  8/12/2010. 		RM 
_________________________________________________________________________

2151.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Gore Range: White River National Forest: Freeman Creek drainage N of Moniger-Muddy Pass Road (Forest Road 701), ca 5 air mi NW of I-70 exit 176 at Vail.  Elev. 9400-9520 ft.
T4S R81W S22 SW1/4.  39.689 N, 106.4499 W; NAD 83, , GPS reading.  
Dry subalpine meadow. Phenology: vegetative only. 

Michael K. Kirkpatrick, 4611.  8/22/2010. 		RM 
_________________________________________________________________________

2152.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: above the old Landusky Mining Camp and just below the Zortman-Landusky Gold Mine on the south side of Gold Bug Butte, ca 47 air mi SW of Malta.  Elev. 4530-4725 ft.
T25N R24E S22 NE1/4.  47.9073 N, 108.6178 W to 47.9094 N, 108.612 W; NAD 83, GPS reading.  
Open aspen-ponderosa pine woods. Phenology: vegetative only. 

B. E. Nelson, 79844.  6/12/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

2153.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: along Beaver Creek, ca 1 air mi NE of Old Scraggy Peak, ca 42 air mi SW of Malta.  Elev. 4250-4340 ft.
T25N R25E S4 E1/2.  47.9514 N, 108.5129 W to 47.9511 N, 108.5152 W; NAD 83, GPS reading.  
Aspen forest in valley bottom. Phenology: vegetative only. 

B. E. Nelson, 79934.  6/12/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

2154.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: above the head of Grouse Gulch ca halfway between Antoine Butte and Silver Peak, ca 2.5 air mi W of Zortman; ca 46 air mi SW of Malta.  Elev. 5040-5160 ft.
T25N R24E S24 NE1/4.  47.9107 N, 108.5722 W; NAD 83, GPS reading.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 80345.  7/24/2010. 		RM 
     with Joseph L. M. Charboneau
_________________________________________________________________________

2155.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: along Pony Gulch, a tributary of Alder Gulch, ca 1 air mi WSW of Zortman; ca 45 air mi SW of Malta.  Elev. 4380-4500 ft.
T25N R25E S19 NE1/4; also S20 NW1/4.  47.9119 N, 108.5447 W; NAD 83, GPS reading.  
Along a small stream and adjacent north-facing slope with birch and aspen. Phenology: vegetative only. 

B. E. Nelson, 80414.  7/24/2010. 		RM 
_________________________________________________________________________

2156.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Larb Hills (South): in South Shotgun Coulee ca 1 1/4 air mi NE of Coal Mine Hill, ca 44.5 air mi S of Saco; ca 40 air mi SSE of Malta.  Elev. 3000 ft.
T24N R33E S7 SE1/4.  47.854 N, 107.5246 W; NAD 83, GPS reading.  
Brushy aspen grove in bottom and north-facing slope. Phenology: vegetative only. 

B. E. Nelson, 80748.  7/29/2010. 		RM 
_________________________________________________________________________

2157.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Ca 2-2.5 air mi E of Frenchman Creek and ca 0.5 mi S of Saskatchewan, ca 53 air mi NNE of Malta.  Elev. 2780-2940 ft.
T37N R34E S4 South1/2.  48.9924 N, 107.2585 W to 48.9894 N, 107.2545 W; NAD 83, GPS reading.  
Aspen thicket on north-facing slope. Phenology: vegetative only. 

B. E. Nelson, 80757.  7/31/2010. 		RM 
_________________________________________________________________________

2158.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Upper end of Peck Coulee ca 4 air mi S of Saskatchewan and ca 3 air mi E of Frenchman Creek, ca 51 air mi NNE of Malta.  Elev. 2900-2960 ft.
T37N R34E S21 NW1/4.  48.954 N, 107.2598 W; NAD 83, GPS reading.  
Aspen grove in the bottom. Phenology: vegetative only. 

B. E. Nelson, 80813.  7/31/2010. 		RM 
_________________________________________________________________________

2159.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: ridge between Mission Creek and Damon Hill above King Creek, ca 5.5 air mi SE of Hays; ca 46.5 air mi SW of Malta.  Elev. 4800-4880 ft.
T25N R24E S15 NE1/4.  47.9273 N, 108.6153 W; NAD 83, GPS reading.  
Open young lodgepole pine forest. Phenology: vegetative only. 

B. E. Nelson, 80958.  9/10/2010. 		RM 
_________________________________________________________________________

2160.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: ridge W of Montana Gulch and SE of Indian Peak, ca 0.5 air mi W to 1 air mi NW of Landusky; ca 48.5 air mi SW of Malta.  Elev. 4100-4480 ft.
T25N R24E S21 SE1/4; also S28 NE1/4.  47.8997 N, 108.6362 W to 47.9048 N, 108.6435 W; NAD 83, GPS reading.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 80985.  9/11/2010. 		RM 
_________________________________________________________________________

2161.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: along South Big Horn Creek NE of Damon Hill, ca 5-5.5 air mi SE of Hays; ca 46 air mi SW of Malta.  Elev. 4240-4400 ft.
T25N R24E S10.  47.9349 N, 108.6236 W to 47.9348 N, 108.6161 W; NAD 83, GPS reading.  
Paper birch-aspen-balsam poplar forest along stream in canyon. Phenology: vegetative only. 

B. E. Nelson, 81050.  9/11/2010. 		RM 
_________________________________________________________________________

2162.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Camp Creek upstream of Camp Creek Campground, ca 1 air mi NE of Zortman; ca 43 air mi SW of Malta.  Elev. 4080 ft.
T25N R25E S16 NE1/4.  47.9281 N, 108.5062 W; NAD 83, GPS reading.  
Stream bottom with aspen forest and chokecherry-hawthorn-willow understory. Phenology: vegetative only. 

B. E. Nelson, 81487.  9/21/2010. 		RM 
_________________________________________________________________________

2163.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: eastern wall of Montana Gulch and Montana Gulch Campground, ca 5 air mi WSW of Zortman; ca 49.5 air mi SW of Malta.  Elev. 4000-4400 ft.
T25N R24E S21 SE1/4.  47.9004 N, 108.6322 W to 47.9041 N, 108.6331 W; NAD 83, GPS reading.  
Streamside. Phenology: vegetative only. 

Joseph L. M. Charboneau, 1497.  7/11/2010. 		RM 
_________________________________________________________________________

2164.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Beaver Creek, ca 1.5 air mi ENE of the intersection of the road from Camp Creek and the Beaver Creek Trail, ca 2 air mi E of Beaver Mountain, ca 3 air mi NNE of Zortman; ca 41 air mi SW of Malta.  Elev. 4070-4330 ft.
T26N R25E S34 SE1/4; also T25N R25E S3 NE1/4.  47.958 N, 108.4915 W to 47.9576 N, 108.4857 W to 47.962 N, 108.487 W; NAD 83, GPS reading.  
Dry soil in creek bottom with Douglas-fir and ponderosa pine. Phenology: vegetative only. 

Joseph L. M. Charboneau, 3539.  8/21/2010. 		RM 
_________________________________________________________________________

2165.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: along road between Camp Creek and Beaver Creek, ca 0.5 air mi N of top of Old Scraggy Peak, ca 2 air mi N of Zortman; ca 41.5 air mi SW of Malta.  Elev. 4780-4890 ft.
T25N R25E S5 SE1/4.  47.9441 N, 108.5251 W; NAD 83, GPS reading.  
Low draw bottom. Phenology: vegetative only. 

Joseph L. M. Charboneau, 3600.  8/21/2010. 		RM 
_________________________________________________________________________

2166.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: White Horse Canyon, ca 1 air mi N of Beaver Mountain, ca 4 air mi N of Zortman; ca 41 air mi SW of Malta.  Elev. 3920-4040 ft.
T26N R25E S29 SE1/4.  47.9788 N, 108.5298 W to 47.978 N, 108.5318 W; NAD 83, GPS reading.  
Stony riparian area on creek bottom. Phenology: vegetative only. 

Joseph L. M. Charboneau, 3657.  8/22/2010. 		RM 
_________________________________________________________________________

2167.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Laramie Plains: Hutton Lake National Wildlife Refuge: ca 10 air mi SW of Laramie.  Elev. 7250 ft.
T14N R74W S20.  41 10.189' N, 105 42.916' W; WGS 84, , GPS reading.  
Greasewood/grassland uplands; near open water. Phenology: vegetative only. 

Bethany Lewis, 283.  6/16/2007. 		RM 840920	Barcode: RM0263417
_________________________________________________________________________

2168.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: drainage W of BLM Road 3108, ca 1.8 air mi NE of Kortes Dam.  Elev. 6500 ft.
T26N R84W S35.  42.1807 N, 106.8512 W.  
Cottonwood, chokecherry, and Rocky Mountain maple lined creek. Phenology: vegetative only. 

Amy J. Roderick, 6881.  7/19/1998. 		RM 
_________________________________________________________________________

2169.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Long Pines area, SE of Ekalaka.  Elev. 3900 ft.
45 36.3' N, 104 10.8' W; Specimen Label.  
Moist hillside with Prunus virginiana, P. pensylvanica. Phenology: vegetative only. 

Robert D. Dorn, 8998.  8/31/2001. 		RM 702635
_________________________________________________________________________

2170.  Populus tremuloides Michx. 				Salicaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: East Fork Jemez River from trailhead, 0.2 air mi W of Las Condras Campground, N and W to Valles Caldera National Preserve fence near highpoint 8612.  Elev. 8300-8400 ft.
T18N R4E S5 South1/2; also NE1/4 S6.  35 49.658' N, 106 35.25' W; GPS reading.  
Broad valley with volcanic boulders and rock outcrops on flanks. Phenology: vegetative only. 

Ronald L. Hartman, 75516.  6/29/2002. 		RM 804637	Barcode: RM0114709
_________________________________________________________________________

2171.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Bozeman.  Elev. 5000 ft.
Low ground. Phenology: flowering. 

J. W. Blankinship, 464a.  5/8/1906. 		RM 89743
_________________________________________________________________________

2172.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Deer Lodge County: Anaconda.
Phenology: vegetative only. 

J. W. Blankinship, s.n..  8/24/1906. 		RM 89749
_________________________________________________________________________

2173.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana: Columbia Falls.
Phenology: fruiting. 

R. S. Williams, s.n..  5/6/1893. 		RM 24165
_________________________________________________________________________

2174.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Gallatin County: Gallatin National Forest: Squaw Creek Ranger Station.  Elev. 5500 ft.
T4S R4E S33.  
Rocky loam soil; park vegetation; river bottom; with wild rose, alder, cottonwood, grass; overgrazed. Very common. Phenology: fruiting. 

R. K. Gray, G-30.  4/11/1930. 		USFS 444519
_________________________________________________________________________

2175.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Park County: Absaroka National Forest: 4 mi from Ranger Station, Boulder River.  Elev. 6000 ft.
T6S R12E S3.  
Slope 5% north; deep clay loam soil; woodland with CRU, POA, Pta, Pco, ALN; near water. Common. Phenology: vegetative only. 

C. Eugene Larsen, 76.  9/8/1940. 		USFS 444522
_________________________________________________________________________

2176.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: East Pryor Mountain.  Elev. 5200 ft.
T8S R28E S22.  
Pinus/Pseudotsuga with Physocarpus understory to Artemisia/Poa. Phenology: vegetative only. 

Robert W. Lichvar, 5961.  6/9/1983. 		RM 355496
_________________________________________________________________________

2177.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana: Glacier National Park: North Fork Truck Trail, 3.4 mi N of Logging Creek.
Phenology: vegetative only. 

Walter R. Chance, 3044.  6/14/1950. 		RM 369589
_________________________________________________________________________

2178.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana: Glacier National Park: North Fork Truck Trail between Logging Creek and Anaconda Creek.
Phenology: vegetative only. 

Walter R. Chance, 3045.  6/14/1950. 		RM 369588
_________________________________________________________________________

2179.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana: Glacier National Park: junction of Apgar Road and Going to the Sun Highway, foot of Lake McDonald.
Old burn. Phenology: vegetative only. 

Daniel M. Lynch, 3042.  6/12/1950. 		RM 369590
_________________________________________________________________________

2180.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana: Sioux [Custer] National Forest: Ekalaka Division.  Elev. 3000 ft.
Phenology: vegetative only. 

H. R. Flint, 7.  //. 		RM 444521
_________________________________________________________________________

2181.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana: Custer (formelly Sioux): Long Pines Division.  Elev. 3800 ft.
Fresh to moist soil; with yellow pine, Prunus, willow, Arctostaphylos, Cornus. Common. Phenology: flowering. 

H. R. Flint, 59.  5/23/1917. 		USFS 444520
_________________________________________________________________________

2182.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Missoula County: Lolo National Forest: along TV Mountain Road, 1 mi SSW of TV Mountain, 8 mi NNW of Missoula.  Elev. 5500 ft.
T14N R19W S5.  
30% slope, southwest exposure; open Douglas-fir forested slope. Infrequent. Phenology: flowering. 

Peter F. Stickney, 1316.  4/14/1966. 		USFS 444518
_________________________________________________________________________

2183.  Populus tremuloides Michx. 				Salicaceae

U.S.A., North Dakota: Mandan.
Phenology: vegetative only. 

F. E. Cobb, s.n..  8//1922. 		RM 110531
_________________________________________________________________________

2184.  Populus tremuloides Michx. 				Salicaceae

U.S.A., North Dakota, McKenzie County: Near junction of Hwy 200 and Hwy 85, near Grassy Butte.  Elev. 2700 ft.
47 20.7' N, 103 11.1' W.  
Edge of dry reservoir; Salix exigua, S. amygdaloides; edge of dry reservoir. Phenology: vegetative only. 

Robert D. Dorn, 9996.  9/9/2004. 		RM 764682
_________________________________________________________________________

2185.  Populus tremuloides Michx. 				Salicaceae

U.S.A., North Dakota, McHenry County: Denbigh.
Sandy soil. Phenology: vegetative only. 

H. F. Bergman, s.n..  8/14/1909. 		RM 154635
_________________________________________________________________________

2186.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: Peak 10146, ca 1.5 air mi NE of McKenzie Junction (jct of Colo hwys 165 and 96).  Elev. 10000 ft.
T21S R70W S35 NW1/4; also N1/2 S34.  38.181 N, 105.1821 W.  
Populus tremuloides with Picea engelmannii and Pseudotsuga menziesii. Phenology: vegetative only. 

Brian Elliott, 8597.  7/9/1999. 		RM 
     with Elizabeth Mark
_________________________________________________________________________

2187.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Mill Gulch and ridge to the E, ca 0.5 air mi NE of Landusky; ca 4.5 air mi WSW of Zortman; ca 48 air mi SW of Malta.  Elev. 4120-4730 ft.
T25N R24E S22 SE1/4; also S23 SW1/4.  47.9012 N, 108.6147 W to 47.9022 N, 108.606 W; NAD 83, GPS reading.  
Streamside and riparian thickets. Phenology: vegetative only. 

Joseph L. M. Charboneau, 4753.  6/10/2011. 		RM 
_________________________________________________________________________

2188.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Whitcomb Butte and Alder Gulch, ca 1/4 air mi S of Zortman, ca 7.5 air mi WNW of Coburn Butte, ca 45 air mi SW of Malta.  Elev. 4080-4500 ft.
T25N R25E S17 SW1/4; also S20 NE1/4.  47.912 N, 108.5257 W to 47.9144 N, 108.5291 W; NAD 83, GPS reading.  
Riparian forest with mixed conifers, poplar, and aspen. Phenology: vegetative only. 

Joseph L. M. Charboneau, 4826.  6/10/2011. 		RM 
_________________________________________________________________________

2189.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Spring Park Butte, E of Buffington Picnic Grounds, ca 1.5 air mi ENE of Whitcomb Butte, ca 6 air mi ENE of Landusky; ca 43 air mi SW of Malta.  Elev. 3920-4480 ft.
T25N R25E S15 W1/2; also S14 SW1/4.  47.921 N, 108.4955 W; NAD 83, GPS reading.  
Riparian areas in ponderosa pine forest. Phenology: vegetative only. 

Joseph L. M. Charboneau, 5129.  6/15/2011. 		RM 
_________________________________________________________________________

2190.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Valley County: Opheim Hills: Slaughter Coulee, ca 6.5 air mi NNE of Pikes Peak, ca 6.5 air mi WNW of Opheim; ca 48 air mi NNE of Glasgow.  Elev. 3120-3250 ft.
T36N R40E S18 NW1/4.  48.8777 N, 106.5374 W to 48.8812 N, 106.535 W; NAD 83, GPS reading.  
Aspen grove on north-facing slope. Phenology: vegetative only. 

Joseph L. M. Charboneau, 7090.  7/9/2011. 		RM 
_________________________________________________________________________

2191.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Beaver Creek, ca 1 air mi NNW of Old Scraggy Peak, ca 2.5 air mi NNW of Zortman; ca 42.5 air mi SW of Malta.  Elev. 4580-4830 ft.
T25N R25E S5 NW1/4.  47.9493 N, 108.542 W to 47.9537 N, 108.5346 W; NAD 83, GPS reading.  
Streamside in mixed conifer forest. Phenology: vegetative only. 

Joseph L. M. Charboneau, 7766.  7/17/2011. 		RM 
_________________________________________________________________________

2192.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Beaver Mountain, ca 1 air mi ENE of Green Mountain, ca 3 air mi N of Zortman; ca 42 air mi SW of Malta.  Elev. 4850-5530 ft.
T25N R26E S32 South1/2; also T25N R25E S5 NE1/4.  47.9596 N, 108.5374 W to 47.9617 N, 108.5298 W to 47.956 N, 108.5289 W; NAD 83, GPS reading.  
Talus field. Phenology: vegetative only. 

Joseph L. M. Charboneau, 7817.  7/17/2011. 		RM 
_________________________________________________________________________

2193.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: E of Lodgepole Creek, ca 1 1/4 air mi N of Green Mountain, ca 4.5 air mi NNW of Zortman; ca 42 air mi SW of Malta.  Elev. 4180-4430 ft.
T26N R25E S31 NE1/4; also S30 SW1/4.  47.9701 N, 108.5521 W to 47.9728 N, 108.5551 W to 47.9741 N, 108.5593 W; NAD 83, GPS reading.  
South-facing slopes with ponderosa pine forest and open meadows. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8177.  7/23/2011. 		RM 
_________________________________________________________________________

2194.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Emerson Creek, ca 2.5 air mi WNW of Beaver Mountain, ca 6 air mi NNE of Landusky; ca 43 air mi SW of Malta.  Elev. 4160-4570 ft.
T26N R24E S25 South1/2.  47.9766 N, 108.5752 W to 47.9755 N, 108.5821 W; NAD 83, GPS reading.  
Creek bottom. Phenology: vegetative only. 

Joseph L. M. Charboneau, 8294.  7/23/2011. 		RM 
_________________________________________________________________________

2195.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Chaffee County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: San Isabel National Forest: north face of Methodist Mountain on Forest Road 108.  Elev. 9300 ft.
T49N R9E S29 NW1/4.  38.4742 N, 105.9978 W.  
Pinus ponderosa and Pinus edulis. Phenology: vegetative only. 

Brian Elliott, 9097.  7/18/1999. 		RM 
     with Elizabeth Mark and Kenneth Elliott
_________________________________________________________________________

2196.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: South Fork Goslin Gulch, north side of Saddle Butte, ca 2 air mi ENE of Silver Peak, ca 1.5 air mi SW of Zortman; ca 46 air mi SW of Malta.  Elev. 4330-4760 ft.
T25N R25E S29 NW1/4; also S30 NE1/4.  47.8979 N, 108.5417 W to 47.8957 N, 108.5461 W to 47.8977 N, 108.549 W; NAD 83, GPS reading.  
Mixed conifer forest on north-facing slope. Phenology: vegetative only. 

Joseph L. M. Charboneau, 9024.  8/6/2011. 		RM 
_________________________________________________________________________

2197.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Grouse Gulch, ca 2.5 air mi SSE of Antoine Butte, ca 3 air mi E of Landusky; ca 46.5 air mi SW of Malta.  Elev. 4190-4220 ft.
T25N R25E S30 N1/2.  47.861 N, 108.56 W to 47.8931 N, 108.5633 W; NAD 83, GPS reading.  
Gulch bottom in mixed conifer forest. Phenology: vegetative only. 

Joseph L. M. Charboneau, 9092.  8/6/2011. 		RM 
_________________________________________________________________________

2198.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: NE of Silver Peak, ca 2 air mi ENE of Sugar Loaf Butte, ca 2.5 air mi E of Landusky; ca 47 air mi SW of Malta.  Elev. 4470-4760 ft.
T25N R24E S25 NE1/4; also S24 SE1/4.  47.8978 N, 108.5697 W to 47.8999 N, 108.5729 W; NAD 83, GPS reading.  
Gulch bottom in mixed conifer forest. Phenology: vegetative only. 

Joseph L. M. Charboneau, 9160.  8/6/2011. 		RM 
_________________________________________________________________________

2199.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: White River National Forest: McClure Pass on Colo Hwy 133, ca 6 air mi NW of Marble; ca 19 air mi S of Carbondale.  Elev. 8760-8880 ft.
T11S R89W S1 South1/2.  39.1278 N, 107.2837 W; NAD 83, , GPS reading.  
Brushy aspen-conifer slope. Phenology: vegetative only. 

B. E. Nelson, 82760.  7/17/2011. 		RM 
_________________________________________________________________________

2200.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: White River National Forest: between the Crystal River and County Road, ca 3 air mi WNW of Marble; ca 22 air mi S of Carbondale.  Elev. 7780-7860 ft.
T11S R88W S20 NE1/4.  39.0863 N, 107.2424 W; NAD 83, , GPS reading.  
Open ridgetop with patches of aspen and scattered ponderosa pine. Phenology: vegetative only. 

B. E. Nelson, 82777.  7/17/2011. 		RM 
_________________________________________________________________________

2201.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Elk Mountains: White River National Forest: along Avalanche Creek from the trailhead at the end of Forest Road 310 SE to the wilderness boundary, ca 4 air mi NNE of Redstone; ca 11-12 air mi S of Carbondale.  Elev. 7300-7400 ft.
T9S R88W S34.  39.2347 N, 107.2018 W to 39.2304 N, 107.1979 W; NAD 83, , GPS reading.  
Brushy canyon bottom with conifers, aspen, and cottonwood, and streambank. Phenology: vegetative only. 

B. E. Nelson, 82839.  7/17/2011. 		RM 
_________________________________________________________________________

2202.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Williams Mountains: White River National Forest: above Roaring Fork River along Colo Hwy 82 ca 1 1/4 air mi W of Independence Pass and 1 mi E of Independence ghost town, ca 14 air mi ESE of Aspen.  Elev. 11100-11500 ft.
T11S R82W S8 NW1/4.  39.111 N, 106.5875 W; NAD 83, , GPS reading.  
Avalanche chute in subalpine spruce forest. Phenology: vegetative only. 

B. E. Nelson, 82997.  7/19/2011. 		RM 
_________________________________________________________________________

2203.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Sawatch Range: White River National Forest: along Lincoln Creek between Roaring Fork River and New York Creek, ca 6 air mi W of Independence Pass, ca 10 air mi SE of Aspen.  Elev. 9840-9880 ft.
T11S R83W S8 NE1/4.  39.1038 N, 106.6789 W; NAD 83, , GPS reading.  
Rocky ridge and slopes and edge of lodgepole pine forest. Phenology: vegetative only. 

B. E. Nelson, 83067.  7/19/2011. 		RM 
_________________________________________________________________________

2204.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Summit County: Gore Range: Arapaho National Forest: Eagles Nest Wilderness: from ca 1 air mi N of Surprise Lake N to the wilderness boundary just S of Cataract Creek, ca 18.5-19 air mi NW of Silverthorne at I-70.  Elev. 8700-9350 ft.
T3S R80W S1 NW1/4; also T2S R80W S36 SW1/4; also E1/2 S35.  39.8257 N, 106.306 W to 39.8346 N, 106.3101 W; NAD 83, , GPS reading.  
Aspen forest with subalpine fir. Phenology: vegetative only. 

B. E. Nelson, 83400.  7/25/2011. 		RM 
_________________________________________________________________________

2205.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Summit County: Williams Fork Mountains: Arapaho National Forest: along Cottonwood Gulch and ridge between Cottonwood and Laskey gulches from Colo Hwy 9 NE ca 1 air mi to above the head of Laskey Gulch at the base of the cliffs below Williams Peak, ca 18.5-19 air mi NNW of Silverthorne at I-70.  Elev. 8900 ft.
T2S R79W S21.  39.8702 N, 106.2373 W; NAD 83, , GPS reading.  
Aspen grove on northerly-facing sagebrush slope. Phenology: vegetative only. 

B. E. Nelson, 83605.  8/15/2011. 		RM 
_________________________________________________________________________

2206.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Gore Range: from the end of Dice Hill or BLM Road 2750, ca 3/4 mi S to Dice Hill, ca 8-9 air mi SSW of Kremmling.  Elev. 9640-9700 ft.
T1S R81W S27 E1/2.  39.9468 N, 106.4385 W to 39.9387 N, 106.4413 W; NAD 83, , GPS reading.  
Aspen grove. Phenology: vegetative only. 

B. E. Nelson, 83690.  8/16/2011. 		RM 
_________________________________________________________________________

2207.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Summit County: Gore Range: Arapaho National Forest: along Forest Road 1832, ca 2 air mi ENE of Sheep Mountain, ca 25.5 air mi NW of Silverthorne at I-70.  Elev. 9420 ft.
T2S R81W S13 NE1/4.  39.893 N, 106.4038 W; NAD 83, , GPS reading.  
Open aspen forest with scattered lodgepole pine and fir. Phenology: vegetative only. 

B. E. Nelson, 83833.  8/17/2011. 		RM 
_________________________________________________________________________

2208.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Summit County: Williams Fork Mountains: Arapaho National Forest: lower end of Miller Gulch above Green Mountain Reservoir and Colo Hwy 9, ca 18 air mi NNW of Silverthorne at I-70.  Elev. 7950-8200 ft.
T2S R79W S28 NE1/4.  39.8539 N, 106.2351 W; NAD 83, , GPS reading.  
Canyon bottom with scattered Douglas fir. Phenology: vegetative only. 

B. E. Nelson, 83904.  8/22/2011. 		RM 
_________________________________________________________________________

2209.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Summit County: Gore Range: Arapaho National Forest: Eagles Nest Wilderness: Eaglesmere Lakes and NW along the Gore Range Trail to Elliott Creek, ca 20 air mi NW of Silverthorne at I-70.  Elev. 10380-10400 ft.
T3S R80W S9 NW1/4.  39.8167 N, 106.3574 W; NAD 83, , GPS reading.  
Moist open areas around the lakes. Phenology: vegetative only. 

B. E. Nelson, 84085.  8/24/2011. 		RM 
_________________________________________________________________________

2210.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Alamosa County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Rio Grande NF: near the confluence of Zapata Creek and California Gulch, ca 9 air mi S of the entrance to Great Sand Dunes National Monument.  Elev. 10500 ft.
T28S R73W S14 SW1/4.  37.6093 N, 105.5131 W.  
Picea engelmannii and Populus tremuloides. Phenology: vegetative only. 

Brian Elliott, 9581.  7/25/1999. 		RM 
_________________________________________________________________________

2211.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: Hells Gulch portion of Alkali Creek, off of Forest Road 816 and County Road 342 (Silt-Collbran Road), ca 2 air mi N of Hightower Mountain and ca 17 air mi S of Silt.  Elev. 7650-7900 ft.
T9S R92W S2 SE1/4.  39.2981 N, 107.6303 W to 39.3005 N, 107.6312 W; NAD 83, , GPS reading.  
Slopes above riparian corridor with mountain shrubs and scattered aspen. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5596.  6/6/2011. 		RM 
_________________________________________________________________________

2212.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: Hells Gulch portion of Alkali Creek, off of Forest Road 816 and County Road 342 (Silt-Collbran Road), ca 3 air mi N of Hightower Mountain and ca 16 air mi S of Silt.  Elev. 7550-7600 ft.
T8S R92W S35 SW1/4.  39.3126 N, 107.641 W to 39.3125 N, 107.6362 W; NAD 83, , GPS reading.  
Riparian corridor with willow, narrowleaf cottonwood, mountain shrubs, and scattered spruce. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5635.  6/6/2011. 		RM 
_________________________________________________________________________

2213.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: South slope and ridgeline of Horse Mountain, N of County Road 54, ca 6 air mi E of Castle Peak and ca 5 air mi NW of Wolcott.  Elev. 7800-7900 ft.
T3S R83W S32 NW1/4; also South1/2 SW1/4 S29 and SE1/4 SE1/4 S30.  39.7586 N, 106.7242 W to 39.751 N, 106.7178 W; NAD 83, , GPS reading.  
Rocky sandy-clay slopes and seeps with sagebrush, juniper, and snowberry. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5675.  6/8/2011. 		RM 
_________________________________________________________________________

2214.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: White River National Forest: Perham Creek, between Assignation Ridge and the Crystal River, ca 9 air mi S of Carbondale.  Elev. 7200-7800 ft.
T9S R88W S20 N1/2; also SE1/4 NE1/4 S19.  39.2663 N, 107.2546 W to 39.2712 N, 107.228 W; NAD 83, , GPS reading.  
Forested riparian corridor with aspen, spruce, and Douglas-fir. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5822.  6/9/2011. 		RM 
_________________________________________________________________________

2215.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: White River National Forest: Braderich Creek upward from its confluence with Coal Creek, ca 2-3 air mi WNW of Redstone and ca 14 air mi SSW of Carbondale in the Crystal River drainage.  Elev. 7700 ft.
T10S R89W S1 W1/2 SW1/4; also W1/2 W1/2 S12 and NW1/4 S13.  39.1922 N, 107.2796 W; NAD 83, , GPS reading.  
Riparian corridor and benches with narrowleaf cottonwood, Douglas-fir, and aspen. Phenology: vegetative only. 

Michael K. Kirkpatrick, 5837.  6/13/2011. 		RM 
_________________________________________________________________________

2216.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Sawatch Range: White River National Forest: north-facing hill-slopes below Bessie Park, ca 2 air mi E of Ruedi Reservoir and ca 18 air mi E of Basalt.  Elev. 8000 ft.
T8S R83W S18 SE1/4.  39.3532 N, 106.6931 W; NAD 83, , GPS reading.  
North-facing slopes with spruce, aspen, buffaloberry, and forbs. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6048.  6/17/2011. 		RM 
_________________________________________________________________________

2217.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Gore Range: White River National Forest: McPhee Gulch, ca 4 air mi NE of State Bridge.  Elev. 7300-7700 ft.
T2S R82W S4 SW1/4 SW1/4; also NW1/4 S9.  39.8985 N, 106.5755 W; NAD 83, , GPS reading.  
Riparian woodland with cottonwood, birch, and willow. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6232.  6/19/2011. 		RM 
_________________________________________________________________________

2218.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Gore Range: Cottonwood Creek drainage, less than 0.5 air mi above confluence with Sheephorn Creek along County Road 11B, ca 8 air mi NE of State Bridge.  Elev. 7300 ft.
T2S R82W S1 NW1/4 SE1/4.  39.9177 N, 106.5162 W; NAD 83, , GPS reading.  
Riparian corridor with cottonwood, alder, and willow. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6287.  6/19/2011. 		RM 
_________________________________________________________________________

2219.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Hardscrabble Mountain: White River National Forest: Third Gulch, SE of Hardscrabble Mountain and ca 6 air mi S of Eagle.  Elev. 8600 ft.
T6S T84W S4 NW1/4 NE1/4.  39.5631 N, 106.8195 W; NAD 83, , GPS reading.  
Shaded slopes and meadow in aspen-spruce-fir forest. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6319.  6/22/2011. 		RM 
_________________________________________________________________________

2220.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Sawatch Range: White River National Forest: Johnson Creek Trail (off of Forest Road 103), S of Larkspur Mountain and N of Lenado, ca 6 air mi NE of Aspen.  Elev. 9100 ft.
T9S R84W S22 SW1/4 NE1/4.  39.2572 N, 106.7578 W; NAD 83, , GPS reading.  
Riparian corridor and adjacent meadow. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6442.  6/24/2011. 		RM 
_________________________________________________________________________

2221.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Sawatch Range: White River National Forest: Hannon Creek drainage, N of Woody Creek, ca 3 air mi W of Lenado and ca 4 air mi N of Aspen.  Elev. 8000-8400 ft.
T9S R84W S19 SW1/4.  39.2494 N, 106.8132 W; NAD 83, , GPS reading.  
Dry, south-facing hillside with oak, sagebrush, and mountain shrubs. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6463.  6/24/2011. 		RM 
_________________________________________________________________________

2222.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: Mud Hill, at the crest of Battlement Mesa along the boundary of  Grand Mesa National Forest, ca 14 air mi S of Silt.  Elev. 8350-8600 ft.
T8S R92W S20 SW1/4.  39.3438 N, 107.6931 W; NAD 83, , GPS reading.  
North-facing hillside with oak, sagebrush, and scattered aspen. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6605.  6/26/2011. 		RM 
_________________________________________________________________________

2223.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: White River National Forest: near the headwaters of Willow Creek, 2 mi N of Spruce Mountain and ca 22 air mi S of New Castle.  Elev. 9400 ft.
T9S R91W S35 SE1/4.  39.2273 N, 107.5221 W; NAD 83, , GPS reading.  
Aspen woodland and meadow. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6628.  6/26/2011. 		RM 
_________________________________________________________________________

2224.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: White River National Forest: near the headwaters of West Willow Creek along Forest Road 841, ca 3 air mi NNW of Spruce Mountain and ca 22 air mi S of New Castle.  Elev. 9200-9500 ft.
T9S R91W S27 SW1/4 SE1/4; also NW1/4 NE1/4 S34.  39.2383 N, 107.539 W; NAD 83, , GPS reading.  
Moist, shaded, north-facing old-growth aspen forest with Veratrum understory. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6669.  6/26/2011. 		RM 
_________________________________________________________________________

2225.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: White River National Forest: hills adjacent to Forest Road 800, ca 0.5 air mi N of confluence of West Divide and Little Beaver creeks and ca 14 air mi WSW of Carbondale.  Elev. 8250-8400 ft.
T9S R90W S17 NW1/4 NE1/4.  39.28 N, 107.4586 W; NAD 83, , GPS reading.  
Aspen forest, meadow, and rocky outcrops. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6774.  6/28/2011. 		RM 
_________________________________________________________________________

2226.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: White River National Forest: S of Horse Park along Forest Road 804, ca 2 air mi E of Uncle Bob Mountain and ca 14 air mi S of New Castle.  Elev. 9400 ft.
T8S R91W S14 SW1/2 NW1/4.  39.3638 N, 107.5256 W; NAD 83, , GPS reading.  
Aspen meadow and woodland and edge of spruce-fir forest. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6847.  6/30/2011. 		RM 
_________________________________________________________________________

2227.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Sawatch Range: McGinley Gulch and Triangle Creek, E of East Brush Creek, ca 1 air mi NE of Yeoman Park and ca 11 air mi SE of Eagle.  Elev. 9300-9500 ft.
T6S R83W S22 E1/2.  39.5202 N, 106.6762 W; NAD 83, , GPS reading.  
Aspen slopes and edges of spruce-fir forest. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6911.  7/1/2011. 		RM 
_________________________________________________________________________

2228.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Elk Mountains: White River National Forest: Maroon Bells-Snowmass Wilderness: East Creek Trail, ca 1-2 air mi E of Redstone and ca 15 air mi S of Carbondale.  Elev. 7800-8800 ft.
T10S R88W S21 S1/2 N1/2.  39.1759 N, 107.2134 W; NAD 83, , GPS reading.  
Riparian corridor and seepy slopes in spruce-fir forest with alder and mountain-ash. Phenology: vegetative only. 

Michael K. Kirkpatrick, 7056.  7/3/2011. 		RM 
_________________________________________________________________________

2229.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Elk Mountains: White River National Forest: Maroon Bells-Snowmass Wilderness: East Snowmass Creek Trail, ca 3 air mi WSW of Snowmass Village and ca 9 air mi W of Aspen.  Elev. 8400 ft.
T10S R86W S9 NE1/4 NE1/4.  39.2005 N, 106.9904 W; NAD 83, , GPS reading.  
Aspen meadow and roadside. Phenology: vegetative only. 

Michael K. Kirkpatrick, 7121.  7/5/2011. 		RM 
_________________________________________________________________________

2230.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sangre de Cristo Range: Rio Grande National Forest: along Willow Creek, ca 4 air mi E of Crestone.  Elev. 10400 ft.
T43N R12E S10 South1/2.  37.9897 N, 105.6451 W.  
Pseudotsuga menziesii, Abies lasiocarpa. Phenology: vegetative only. 

Brian Elliott, 9753.  7/26/1999. 		RM 
     with Elizabeth Mark
_________________________________________________________________________

2231.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pitkin County: Elk Mountains: White River National Forest: Maroon Bells-Snowmass Wilderness: Conundrum Creek Trail, ca 5 air mi SSW of Aspen.  Elev. 8750 ft.
T11S R85W S2 SW1/4 SW1/4; also W1/2 W1/2 S11 and SE1/4 SE1/4S10.  39.1195 N, 106.856 W; NAD 83, , GPS reading.  
Aspen woodland with forb understory near former settlement. Phenology: vegetative only. 

Michael K. Kirkpatrick, 7252.  7/7/2011. 		RM 
_________________________________________________________________________

2232.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: White River National Forest: County Road 79, ca 7 air mi N of Basalt Mountain and ca 10 air mi N of Basalt.  Elev. 8900 ft.
T8S R86W S27 NE1/4 NW1/4.  39.506 N, 107.0336 W; NAD 83, , GPS reading.  
Oakbrush-mountain shrubland with scattered sagebrush and aspen near road. Phenology: vegetative only. 

Michael K. Kirkpatrick, 7361.  7/11/2011. 		RM 
_________________________________________________________________________

2233.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Sawatch Range: White River National Forest: Lime Creek Canyon, off of Forest Road 506, ca 1 air mi S of Crooked Creek Reservoir and ca 20 air mi S of Wolcott.  Elev. 9150-9300 ft.
T7S R83W S27 NW1/4 SW1/4; also NE1/4 SE1/4 S28.  39.4094 N, 106.6577 W; NAD 83, , GPS reading.  
Limestone cliffs and talus slopes with aspen. Phenology: vegetative only. 

Michael K. Kirkpatrick, 7462.  7/12/2011. 		RM 
_________________________________________________________________________

2234.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Sawatch Range: White River National Forest: Grouse Creek Trail, ca 0.5 air mi N of Minturn.  Elev. 7900 ft.
T6S R81W S27 SE1/4 NE1/4.  39.5924 N, 106.4372 W; NAD 83, , GPS reading.  
Montane meadow with scattered sagebrush and lodgepole pine, and riparian corridor with willow and alder. Phenology: vegetative only. 

Michael K. Kirkpatrick, 7518.  7/14/2011. 		RM 
     with B. E. Nelson
_________________________________________________________________________

2235.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Sawatch Range: White River National Forest: Holy Cross Wilderness: Eagle Lake Trail to Halfmoon Lake, between Eagle and Avalanche peaks, along Lime Creek, ca 18 air mi SSE of Eagle.  Elev. 10100-10400 ft.
T7S R82W S23 N1/2.  39.4303 N, 106.5854 W; NAD 83, , GPS reading.  
Subalpine riparian corridor, seeps, and scree slopes. Phenology: vegetative only. 

Michael K. Kirkpatrick, 7644.  7/21/2011. 		RM 
_________________________________________________________________________

2236.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Eagle County: Gore Range: White River National Forest: Eagles Nest Wilderness: Piney River Trail above Piney Lake, ca 7 air mi NNE of Vail from I-70 exit 176.  Elev. 9600 ft.
T4S R80W S4 NW1/4 SW1/4; also NE1/4 SE1/4 S5.  39.7368 N, 106.3645 W; NAD 83, , GPS reading.  
Aspen-mixed conifer woodland and springs with forb understory. Phenology: vegetative only. 

Michael K. Kirkpatrick, 8160.  8/2/2011. 		RM 
_________________________________________________________________________

2237.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: Rock Creek Work Center, ca 2-3 air mi SW of Red Lodge.  Elev. 6080 ft.
T8S R20E S6.  45.1569 N, 109.3018 W; NAD 83, , Nat. Geog. TOPO!.  
Streamside. Phenology: vegetative only. 

Ronald L. Hartman, 87866.  7/16/2008. 		RM 822758	Barcode: RM0031815
_________________________________________________________________________

2238.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Blue Valley Ranch: southwest of Hydro; between east and northeast face of steep slopes.  Elev. 7514 ft
T1S/R80W/S16.  Zone 13N, 383420E, 4424390N.  
Shrub community on swale with northeast aspect. Phenology: vegetative only. 

Cynthia Villa, 760.  6/4/2002. 		RM 
_________________________________________________________________________

2239.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Grand County: Blue Valley Ranch.  Elev. 7400-7500 ft.
T1N R80W S32; also S33.  40.0028 N, 106.37249 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Phenology: vegetative only. 

Cynthia Villa, 85CV.  //. 		RM 816206
_________________________________________________________________________

2240.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: just NE of Alpine at East Rosebud Lake, ca 19 air mi W of Red Lodge.  Elev. 6280-6440 ft.
T7S R17E S21 South1/2.  45.2 N, 109.636 W; NAD 83, , GPS Reading.  
Young aspen/cottonwood/willow grove along small stream. Phenology: fruiting. 

B. E. Nelson, 71227.  5/27/2007. 		USFS 	Barcode: USFS0047800
     with Emily Elliott, Brian Elliott
_________________________________________________________________________

2241.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Stillwater County: Beartooth Mountains: Custer National Forest: along Forest Road 2415, ca 28 air mi NW of Red Lodge.  Elev. 5900-5980 ft.
T5S R16E S15 SW1/4.  45.3951 N, 109.7388 W; WGS 84, , GPS Reading.  
Old burned area with aspen and mixed confer forest at the edges onto an open slope. Phenology: fruiting. 

Emily Elliott, 711.  5/31/2007. 		USFS 	Barcode: USFS0047799
_________________________________________________________________________

2242.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: ridge between Dry Head and Punch Bowl creeks from Crow Indian Reservation boundary SW along trail, ca 28-29 air mi ESE of Bridger.  Elev. 6600-6720 ft.
T7S R27E S23 W1/2.  45.2193 N, 108.3666 W to 45.2094 N, 108.3765 W; uncertainty 0.75 mi., GPS reading.  
Along trail through Douglas fir forest, open meadows, and brushy areas. Phenology: vegetative only. 

B. E. Nelson, 75393.  7/20/2008. 		 	Barcode: USFS0047751
_________________________________________________________________________

2243.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre: Copper Creek, ca 4.5 air mi SW of Encampment.  Elev. 8000 ft.
T14N R84W S28.  
Moist valley. Abundant. Phenology: fruiting. 

Roger L. Williams, 1412.  5/31/2003. 		RM 960177	Barcode: RM0215210
_________________________________________________________________________

2244.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Western Centennial Mountains: tributary of West Fork Price Creek, along BLM Road 1805, ca 2.3 air mi N of Idaho, ca 8.2 mi E of Monida.  Elev. 7110-7140 ft.
T14S R4W S31 N1/2 SW1/4.  44.5714 N, 112.1446 W to 44.5738 N, 112.1432 W; NAD 83, , GPS reading.  
Sagebrush flat with scattered aspen. Phenology: vegetative only. 

Emma E. Freeland, 73.  6/2/2012. 		RM 
     with B. E. Nelson
_________________________________________________________________________

2245.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: South Meadow Creek, ca 6.5 air mi W of Ennis Lake, ca 9 air mi NW of Ennis.  Elev. 6220-6620 ft.
T4S R2W S28 South1/2.  45.452 N, 111.8561 W to 45.4542 N, 111.8579 W to 45.4557 N, 111.8565 W; NAD 83, , GPS reading.  
Opening in a Douglas fir forest with scattered aspen and patches of Symphoricarpos. Phenology: vegetative only. 

Emma E. Freeland, 155.  6/4/2012. 		USFS 
_________________________________________________________________________

2246.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Gravelly Range: Elk Lake, ca 12 air mi ENE of Lakeview; ca 48 air mi S of Ennis.  Elev. 6680-6980 ft.
T13S R1E S29 E1/2.  44.6697 N, 111.6347 W to 44.6696 N, 111.6311 W; NAD 83, , GPS reading.  
Mosaic of talus and vegetation patches on steep slopes with Populus tremuloides, Anelanchier, and scattered Pseutotsuga menziesii. Phenology: vegetative only. 

Emma E. Freeland, 376.  6/8/2012. 		USFS 
_________________________________________________________________________

2247.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison Range: Lee Metcalf Wilderness, Taylor Hilgard Unit: Indian Creek, ca 6-7 air mi SW of Sphinx Mountain, ca 20 air mi SSE of Ennis.  Elev. 6140 ft.
T8S R1E S36 NE1/4.  45.0995 N, 111.5557 W to 45.0994 N, 111.5507 W; NAD 83, , GPS reading.  
Steep rocky south-facing slopes in a canyon, with an overstory of Acer, Populus termuloides, and other deciduous shrubs. Phenology: vegetative only. 

Emma E. Freeland, 505.  6/11/2012. 		USFS 
_________________________________________________________________________

2248.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Snowcrest Range: Lewis Creek and Badger Creek, ca 20 air mi S of Virginia City, ca 0.5-2.5 air mi W of Vigilante Station.  Elev. 6400-6480 ft.
T9S R3W S33.  45.0147 N, 111.9745 W to 45.0141 N, 111.977 W; NAD 83, , GPS reading.  
Along a gulch in a Douglas fir forest. Phenology: vegetative only. 

Emma E. Freeland, 724.  6/15/2012. 		USFS 
_________________________________________________________________________

2249.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Clover Divide Region: West Fork Blacktail Deer Creek, ca 9 air mi WNW of Antone Peak, ca 44 air mi SSE of Dillon.  Elev. 6960-7040 ft.
T12S R6W S15.  44.7947 N, 112.3188 W to 44.793 N, 112.32071 W; NAD 83, , GPS reading.  
Gentle sagebrush slopes with scattered Populus tremuloides, Pseudotsuga mensiezii, and Juniperus scapulorum. Phenology: vegetative only. 

Emma E. Freeland, 857.  6/16/2012. 		RM 
_________________________________________________________________________

2250.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Gravelly Range: Johnny Gulch, ca 7.5 air mi WSW of McAtee Bridge, ca 20 air mi SSW of Ennis.  Elev. 7060 ft.
T9S R2W S12 NE1/4.  45.0644 N, 111.7778 W; NAD 83, , GPS reading.  
Dry meadow above a stream. Phenology: vegetative only. 

Emma E. Freeland, 1011.  6/19/2012. 		USFS 
_________________________________________________________________________

2251.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Granite Creek, ca 10 air mi WSW of Ennis Lake, ca 5.5 air mi N of Virginia City.  Elev. 5930 ft.
T5S R3W S25; also S36.  45.3603 N, 111.9254 W; NAD 83, , GPS reading.  
Deciduous shrub community along a creek. Phenology: vegetative only. 

Emma E. Freeland, 1092.  6/19/2012. 		RM 
_________________________________________________________________________

2252.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison Range: Mill Creek, ca 2-3 air mi NW of Lake Cameron, ca 11 air mi SE of Ennis.  Elev. 6700-6960 ft.
T7S R1E S15: also S14 N1/2.  45.2222 N, 111.5876 W to 45.2258 N, 111.5823 W; NAD 83, , GPS reading.  
Open Douglas fir woodland. Phenology: vegetative only. 

Emma E. Freeland, 1174.  6/22/2012. 		USFS 
     with Justine Modica
_________________________________________________________________________

2253.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mine Peak, ca 1.5-3 air mi ENE of Lonesome Peak, ca 43 air mi SE of Butte.  Elev. 6800-8100 ft.
T3S R3W S22.  45.5602 N, 111.9716 W to 45.5599 N, 111.9598 W; NAD 83, , GPS reading.  
Sagebrush grasslands with occasional Douglas fir. Phenology: vegetative only. 

Emma E. Freeland, 1319.  6/23/2012. 		RM 
     with Justine Modica
_________________________________________________________________________

2254.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Pueblo County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: Colo Hwy 78, 5 air mi NE of San Isabel.  Elev. 7800-8000 ft.
T23S R68W S28.  38.0205 N, 104.9991 W.  
Roadside. Phenology: vegetative only. 

Ronald L. Hartman, 64941.  7/7/1999. 		RM 
     with Fengjie Sun
_________________________________________________________________________

2255.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Eastern Centennial Mountains: Centennial Mountains Wilderness Study Area: Corral Creek and tributaries of Hell Roaring Creek, ca 6-8.5 air mi ESE of Upper Red Rock Lake, ca 26 air mi WSW of West Yellowstone.  Elev. 6830 ft.
T14S R1E S23.  44.5996 N, 111.5736 W; NAD 83, , GPS reading.  
Mixed aspen Picea stand. Phenology: vegetative only. 

Emma E. Freeland, 1572.  7/1/2012. 		RM 
     with Nicholas P. Freeland
_________________________________________________________________________

2256.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison Range: Trail Creek, ca 2.5-4 air mi E of Ennis Lake, ca 10 air mi NE of Ennis.  Elev. 6920 ft.
T4S R1E S28.  45.4583 N, 111.6035 W; NAD 83, , GPS reading.  
Aspen stand. Phenology: vegetative only. 

Emma E. Freeland, 1839.  7/6/2012. 		RM 
_________________________________________________________________________

2257.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Carter County: Custer National Forest: Long Pines: Lantis Spring Campground, ca 4.5 air mi N of Tie Creek Road, ca 11 air mi NW of Camp Crook, SD.  Elev. 3780 ft.
T2S R61E S27 SE1/4.  45.6299 N, 104.1769 W; NAD 83, , GPS reading.  
In maintained campground. Phenology: vegetative only. 

Hans Hallman, 715.  6/19/2009. 		 	Barcode: USFS0050809
_________________________________________________________________________

2258.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Grand Mesa National Forest: Alkali Basin and surrounding hillsides off of Alkali Basin Road, ca 9 air mi NNW of Delta.  Elev. 8060-8400 ft.
T13S R96W S32 SE1/4; also T14S R96W S5 NE1/4.  38.8756 N, 108.1424 W to 38.8684 N, 108.1466 W; NAD 83, , GPS reading.  
Riparian area in pinyon/juniper. Phenology: vegetative only. 

Lori E. Brummer, 7604.  5/15/2012. 		RM 
_________________________________________________________________________

2259.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Uncompahgre National Forest: Uncompahgre Basin, Cutler Creek or Forest Trail 217, ca 3 3/4 air mi N of Ouray.  Elev. 8500-9100 ft.
T44N R7W S8; also NE1/4 S7.  38.0821 N, 107.655 W to 38.087 N, 107.6703 W; NAD 83, , GPS reading.  
Mixed montane/aspen forest. Phenology: vegetative only. 

Lori E. Brummer, 7991.  5/23/2012. 		RM 
_________________________________________________________________________

2260.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Uncompahgre National Forest: Unaweep Canyon, Wildcat or Forest Trail 640 to mesa top, ca 19.5 air mi SW of Whitewater.  Elev. 7014-8280 ft.
T15S R101W S3; also S2 SW1/4.  38.7733 N, 108.6511 W to 38.7778 N, 108.667 W; NAD 83, , GPS reading.  
Mixed mountain shrub community in ravine with intermittent stream. Phenology: vegetative only. 

Lori E. Brummer, 8041.  5/24/2012. 		RM 
_________________________________________________________________________

2261.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Uncompahgre National Forest: Gill Creek Divide, top of Wildcat or Forest Trail 640 to Rocky Pitch Gulch and surrounding area, ca 18.5 air mi SW of Whitewater.  Elev. 8300-8400 ft.
T15S R101W S2 SW1/4; also NE1/4 S11.  38.774 N, 108.6502 W to 38.7673 N, 108.6405 W; NAD 83, , GPS reading.  
Rocky dry slope with oak and mixed mountain shrub community. Phenology: vegetative only. 

Lori E. Brummer, 8075.  5/24/2012. 		RM 
_________________________________________________________________________

2262.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: Grand Mesa National Forest: Road Gulch, hillside SE of Mud Hill on Forest Trail 625, ca 15 air mi S of Silt.  Elev. 8000-8200 ft.
T8S R92W S28 SW1/4; also S33.  39.32593 N, 107.67551 W to 39.31564 N, 107.66924 W; NAD 83, , GPS reading.  
Mixed mountain shrub community with aspen stringer. Phenology: vegetative only. 

Lori E. Brummer, 8144.  5/29/2012. 		RM 
_________________________________________________________________________

2263.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Grand Mesa: Grand Mesa National Forest: Park Creek, ca 1 1/4 mi from Vega State Park boundary on Park Creek Road, ca 9 air mi SE of Collbran.  Elev. 8350 ft.
T10S R93W S18 NE1/4.  39.19662 N, 107.81046 W; NAD 83, , GPS reading.  
Aspen woodland. Phenology: vegetative only. 

Lori E. Brummer, 8233.  5/30/2012. 		RM 
_________________________________________________________________________

2264.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Uncompahgre National Forest: headwaters of Spruce Creek, in the area of the Lazy Cow Camp, ca 19 air mi SW of Montrose.  Elev. 9445 ft.
T47N R12W S10 SE1/4.  38.3373 N, 108.176 W; NAD 83, , GPS reading.  
Spruce/fir with scattered aspen. Phenology: vegetative only. 

Lori E. Brummer, 8260.  6/2/2012. 		RM 
_________________________________________________________________________

2265.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Rio Grande National Forest: Soda Spring Gulch, County Road LL56, ca 7 air mi WSW of Villa Grove.  Elev. 8600-9400 ft.
T46N R8E S22 SE1/4; also SW1/4 S23 and NE1/4 S27.  38.224 N, 106.0741 W.  
Igneous outcrops and adjacent grassland. Phenology: vegetative only. 

Ronald L. Hartman, 65602.  7/31/1999. 		RM 
_________________________________________________________________________

2266.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: West Elk Mountains: Gunnison National Forest: Mount Lamborn: Bell Creek, Forest Trail 894, ridge between Mount Lamborn and Landsend Peak to ca 1 trail mi down Bell Creek, ca 7 air mi SE of Paonia.  Elev. 8760-9660 ft.
T14S R91W S35 South1/2; also S34 SE1/4.  38.7874 N, 107.5261 W to 38.7881 N, 107.543 W; NAD 83, , GPS reading.  
Aspen/mixed mountain shrub community. Phenology: vegetative only. 

Lori E. Brummer, 8533.  6/7/2012. 		RM 
_________________________________________________________________________

2267.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: North Fork Valley: Gunnison National Forest: Hubbard Creek Trail N of Juanita Junction, ca 8.5 air mi NNW of Paonia.  Elev. 6497-6957 ft.
T12S R91W S23 SW1/4; also NW1/4 S26, E1/2 S27, and E1/2 S34.  38.996 N, 107.5276 W to 38.9655 N, 107.5341 W; NAD 83, , GPS reading.  
Below cliff in understory of mixed mountain shrub community. Phenology: vegetative only. 

Lori E. Brummer, 8771.  6/14/2012. 		RM 
_________________________________________________________________________

2268.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: West Elk Mountains: McClure Pass, Forest Road 898, around the corner of the ridge into Gunnison National Forest, ca 26 air mi NE of Paonia.  Elev. 8850 ft.
T11S R89W S1 SW1/4.  39.1241 N, 107.2845 W; NAD 83, , GPS reading.  
Mixed mountain shrub community with scattered aspen. Phenology: fruiting. 

Lori E. Brummer, 8792.  6/14/2012. 		RM 
_________________________________________________________________________

2269.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: West Elk Mountains: Gunnison National Forest: McClure Pass, beaver pond and ridge S of the campground.  Elev. 8165-8280 ft.
T11S R89W S11 NW1/4; also NE1/4 S10.  39.1209 N, 107.3138 W to 39.1234 N, 107.313 W; NAD 83, , GPS reading.  
Meadow in aspen/spruce/fir mix. Phenology: vegetative only. 

Lori E. Brummer, 8828.  6/15/2012. 		RM 
_________________________________________________________________________

2270.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Grand Mesa: east side: Gunnison National Forest: Jones Park and Clear Fork Trail from junction with Baldy Creek, ca 8.5 air mi NE of Paonia.  Elev. 7850-8200 ft.
T10S R90W S21 W1/2.  39.1824 N, 107.4404 W to 39.1716 N, 107.4479 W; NAD 83, , GPS reading.  
Riparian area in aspen. Phenology: vegetative only. 

Lori E. Brummer, 8968.  6/15/2012. 		RM 
_________________________________________________________________________

2271.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Uncompahgre National Forest: 7N Mesa, ca 4 road mi S of Divide Road on 7N or Forest Road 505, ca 25 air mi ESE of Montrose.  Elev. 8760-8880 ft.
T48N R13W S5 NW1/4.  38.4456 N, 108.328 W to 38.4516 N, 108.3242 W; NAD 83, , GPS reading.  
Mixed conifer/aspen forest. Phenology: vegetative only. 

Lori E. Brummer, 9056.  6/18/2012. 		RM 
_________________________________________________________________________

2272.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Uncompahgre National Forest: Bear Creek Trail, trailhead off of U.S. Hwy 550 to Grizzly Bear Mine, ca 1.5 air mi SE of Ouray.  Elev. 8458-9960 ft.
T43N R7W S8 N1/2; also South 1/2 SS9.  38.0025 N, 107.662 W to 37.99879 N, 107.63844 W; NAD 83, , GPS reading.  
Meadow in aspen with mixed conifer. Phenology: vegetative only. 

Lori E. Brummer, 9154.  6/20/2012. 		RM 
_________________________________________________________________________

2273.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Uncompahgre National Forest: Cimarron Ridge; Nate Creek or Forest Trail 221 from Nate Creek S to Owl Creek Pass Road, ca 9 air mi ENE of Ridgway.  Elev. 9000-9321 ft.
T45N R97W S1 SW1/4; also NE1/4 S2.  38.1845 N, 107.5964 W to 38.176 N, 107.5899 W; NAD 83, , GPS reading.  
Meadow in aspen/spruce/fir mix. Phenology: vegetative only. 

Lori E. Brummer, 9265.  7/3/2012. 		RM 
_________________________________________________________________________

2274.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Uncompahgre National Forest: Cimarron Ridge; Owl Creek Pass, along ridge S of pass toward Chimney Rock, ca 10.5 air mi E of Ridgway.  Elev. 10114-10560 ft.
T45N R6W S18 N1/2.  38.158 N, 107.5626 W to 38.1494 N, 107.5649 W; NAD 83, , GPS reading.  
Along creek in spruce/fir. Phenology: vegetative only. 

Lori E. Brummer, 9336.  7/3/2012. 		RM 
_________________________________________________________________________

2275.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Uncompahgre National Forest: Forest Road 529, just off Divide Road, ca 30 air mi WSW of Montrose.  Elev. 9200 ft.
T48N R14W SW1/4.  38.4267 N, 108.4207 W; NAD 83, , GPS reading.  
Spruce/fir/aspen mix. Phenology: vegetative only. 

Lori E. Brummer, 9484.  7/7/2012. 		RM 
_________________________________________________________________________

2276.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: Uncompahgre Plateau: Howard Flats, along County Road 28 or San Miguel County Road 62X, ca 9.5 air mi WSW of Rigdway.  Elev. 8624-8875 ft.
T45N R10W S26 N1/2; also NW1/4 S25.  38.1305 N, 107.9473 W to 38.1293 N, 107.9192 W; NAD 83, , GPS reading.  
Along county road in ponderosa pine. Phenology: vegetative only. 

Lori E. Brummer, 9621.  7/9/2012. 		RM 
_________________________________________________________________________

2277.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Rio Grande National Forest: County Road NN56, 5.5 air mi NW of Villa Grove.  Elev. 8700-9000 ft.
T47N R8E S36.  38.2793 N, 106.037 W.  
Rocky open and eroded slopes. Phenology: vegetative only. 

Ronald L. Hartman, 65800.  8/3/1999. 		RM 
_________________________________________________________________________

2278.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Uncompahgre National Forest: SE of Hayden Mountain, lower Richmond Pass Trail, ca 5.5 air mi SSW of Ouray.  Elev. 9880-11640 ft.
T43N R8W S36 SE1/4; also T43N R7W S31 SW1/4 and T42N R7W S6 NW1/4.  37.943 N, 107.6893 W to 37.9336 N, 107.6829 W; NAD 83, , GPS reading.  
Mixed aspen/spruce/fir. Phenology: vegetative only. 

Lori E. Brummer, 9814.  7/11/2012. 		RM 
_________________________________________________________________________

2279.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Grand Mesa: Grand Mesa National Forest: Crag Crest Trail, high point of trail, ca 3.5 trail mi from west trailhead, to ca 1.5 trail mi ENE of trailhead, ca 11 air mi NNW of Cedaredge.  Elev. 10880-11150 ft.
T11S R95W S35 N1/2; also N1/2 S36 and T11S R94W S30 SW1/4.  39.0604 N, 107.946 W to 39.0563 N, 107.9774 W; NAD 83, , GPS reading.  
Subalpine meadow. Mesa and Delta county. Phenology: vegetative only. 

Lori E. Brummer, 10091.  7/19/2012. 		RM 
_________________________________________________________________________

2280.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Uncompahgre National Forest: Cimarron Ridge; Lou Creek Pass, ridge just S of Lou Creek Pass then W on Lou Creek Pass Trail to ridge above Kennedy Mine, ca 11 air mi NNE of Ridgway.  Elev. 9656-11031 ft.
T46N R7W S24.  38.2277 N, 107.5793 W to 38.2215 N, 107.5926 W; NAD 83, , GPS reading.  
Understory in spruce/fir. Phenology: vegetative only. 

Lori E. Brummer, 10293.  7/22/2012. 		RM 
_________________________________________________________________________

2281.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Grand Mesa: Gunnison National Forest: Chalk Mountain, southeast slope to Overland Reservior, ca 17.5 air mi NNW of Paonia.  Elev. 9894-10972 ft.
T11S R92W S14 SW1/4; also E1/2 S15 and SW1/4 S10.  39.0943 N, 107.6417 W to 39.1126 N, 107.6593 W; NAD 83, , GPS reading.  
Subalpine meadow. Phenology: vegetative only. 

Lori E. Brummer, 10651.  7/29/2012. 		RM 
     with Joe E. Brummer
_________________________________________________________________________

2282.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Uncompahgre National Forest: Gray Copper Trail, NE of Ironton, along ca 1 mi of trail SE from junction with Forest Road 884, ca 5.5 air mi SSE of Ouray.  Elev. 9829-10425 ft.
T43N R7W S32 SW1/4; also T42N R7W S5 NW1/4.  37.9388 N, 107.6662 W to 37.9288 N, 107.6576 W; NAD 83, , GPS reading.  
Spruce/fir forest. Phenology: vegetative only. 

Lori E. Brummer, 10863.  8/3/2012. 		RM 
     with Linda Deeds and Kim Hansen
_________________________________________________________________________

2283.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Huerfano County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: 1-2 air mi ESE of Badito Cone.  Elev. 7200-7800 ft.
T26S R68W S21.  37.7696 N, 105.0024 W.  
Pinyon-juniper. Phenology: vegetative only. 

Ronald L. Hartman, 65989.  8/16/1999. 		RM 
_________________________________________________________________________

2284.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Grand Mesa: Grand Mesa National Forest: Mesa Lakes area; Glacier Springs Trail, W along West Bench, to ca 2 mi W of Glacier Springs Campground, ca 25.5 m ESE of Grand Junction.  Elev. 9860-10050 ft.
T11S R96W S34 South1/2; also SW1/4 S35.  39.043 N, 108.1067 W to 39.0463 N, 108.0925 W; NAD 83, , GPS reading.  
Subalpine meadow. Phenology: vegetative only. 

Lori E. Brummer, 11475.  8/27/2012. 		RM 
_________________________________________________________________________

2285.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Uncompahgre National Forest: Dexter Creek; near Bachelor Mine, off of Forest Road 871 and Dexter Creek or Forest Trail 205, ca 3 air mi NE of Ouray.  Elev. 8600-9268 ft.
T44N R7W S18 E1/2; also SW1/4 S17.  38.0616 N, 107.6666 W to 38.0656 N, 107.6591 W; NAD 83, , GPS reading.  
Montane coniferous forest. Phenology: vegetative only. 

Lori E. Brummer, 11846.  9/13/2012. 		RM 
_________________________________________________________________________

2286.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Gravelly Range: Ruby River and tributaries, ca 7-9 air mi W of Marmot Mountain, ca 23 air mi S of Virginia City.  Elev. 6320 ft.
T10S R3W S9.  44.976 N, 111.9772 W; NAD 83, , GPS reading.  
Thicket of Salix, Cornus, and Betula on low ground along a river. Phenology: vegetative only. 

Emma E. Freeland, 2369.  7/15/2012. 		RM 
_________________________________________________________________________

2287.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Spanish Peaks: Apishapa Arch and N along dike, back via road.  Elev. 10100-10380 ft.
T31S R68W S16 E1/4.  37.3456 N, 105.0016 W.  
Coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 66319.  8/20/1999. 		RM 
_________________________________________________________________________

2288.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon River Mountains: Camas Creek at the confluence with Castle Creek, 23.7 air mi NNW of Challis.  Elev. 5315 ft.
T17N R17E S16.  
Dominant population in mesic soil within herbaceous riparian vegetation, 8 degree slope, NE  aspect, rhyodacite geology. Phenology: vegetative only. 

Joshua J. Irwin, 8527.  6/22/2012. 		RM 
_________________________________________________________________________

2289.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Copper Basin: valley floor between Bellas Canyon and Broad Canyon, 18.9 air mi WSW of Mackay.  Elev. 7805 ft.
T5N R21E S10.  
Dominant population in mesic soil within aspen vegetation vegetation, 9 degree slope, E  aspect, till geology. Phenology: vegetative only. 

Joshua J. Irwin, 8645.  6/30/2012. 		RM 
_________________________________________________________________________

2290.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Pedro Mountains: Pyramid Mountain, ca 6.3 air mi W of County Road 291; ca 7.3 air mi NW of Leo.  Elev. 7300 ft.
T27N R84W S2 NW1/4.  42.3397 N, 106.8512 W.  
Limber pine-Douglas fir forest with aspen and ponderosa pine. Phenology: vegetative only. 

Amy J. Roderick, 7402.  7/29/1998. 		RM 
_________________________________________________________________________

2291.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: White Knob Mountains: unnamed Corral Creek tributary W of Cabin Mountain, 10.1 air mi WSW of Mackay.  Elev. 8473 ft.
T6N R22E S11.  43.86037 N, -113.79938 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic aspen woodland vegetation; 11° slope, SW aspect; alluvial geology. 26-75 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 3546.  8/4/2010. 		RM 
_________________________________________________________________________

2292.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: Pioneer Mountains: ridge slopes on the north side of Boulder Creek, S of Point 10184, 14.6 air mi NE of Sun Valley.  Elev. 8438 ft.
T6N R20E S30.  43.82469 N, -114.11927 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in xeric shrub-steppe vegetation; 42° slope, SE aspect; alkaline volcanic geology. Population is dominant throughout the area. Phenology: vegetative only. 

Joshua J. Irwin, 4367.  8/17/2010. 		RM 
_________________________________________________________________________

2293.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: Lost River Range: Methodist Creek above the narrows, 7.9 air mi NE of Mackay.  Elev. 7637 ft.
T8N R25E S33.  43.97865 N, -113.48161 W; NAD83, uncertainty 10 m., Field Notes.  
Bedrock or scree in mesic barren ground vegetation; 10° slope, ENE aspect; silty, sandy limestone geology. 1-25 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 3034.  7/28/2010. 		RM 
_________________________________________________________________________

2294.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: Pahsimeroi Mountains: Christian Gulch above the unnamed west fork, 21.6 air mi SE of Challis.  Elev. 8177 ft.
T11N R22E S5.  44.31848 N, -113.87921 W; NAD83, uncertainty 10 m., Field Notes.  
Bedrock or scree in mesic barren ground vegetation; 24° slope, SSW aspect; silty, sandy limestone geology. 26-75 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 2646.  7/23/2010. 		RM 
_________________________________________________________________________

2295.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: Salmon River Mountains: along the Yankee Fork Salmon River in vicinity of Custer #1 Campground, 16.3 air mi NW of Clayton.  Elev. 6703 ft.
44.4004 N, -114.66269 W; NAD83, uncertainty 10 m., Field Notes.  
Bedrock or scree in xeric Douglas-fir vegetation; 13° slope, NNW aspect; alluvial geology. 1-25 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 2393.  7/18/2010. 		RM 
_________________________________________________________________________

2296.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: confluence of Iron and South Fork Iron creeks, 16.1 air mi NNW of Ellis.  Elev. 5730 ft.
T18N R20E S4.  44.91985 N, -114.1146 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in mesic aspen woodland vegetation; 8° slope, SE aspect; rhyodacite geology. 26-75 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 1164.  6/17/2010. 		RM 
_________________________________________________________________________

2297.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Lemhi Range: foothill slopes at the base of K Mountain, just S of Kadletz Creek, 13.4 air mi SE of Salmon.  Elev. 6083 ft.
T20N R23E S33.  45.01706 N, -113.74109 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in xeric aspen woodland vegetation; 9° slope, ENE aspect; alluvial geology. 26-75 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 1174.  6/18/2010. 		RM 
_________________________________________________________________________

2298.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Beaverhead Mountains: Freeman Creek valley W of Freeman Peak, 11 air mi NE of Salmon.  Elev. 7137 ft.
T23N R23E S34.  45.27508 N, -113.71995 W; NAD83, uncertainty 10 m., Field Notes.  
Sandy or gravelly soil in xeric forb dominated vegetation; 18° slope, S aspect; arenite geology. 1-25 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 3249.  8/1/2010. 		RM 
_________________________________________________________________________

2299.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Beaverhead Mountains: Smout Creek valley NW of Copperhead Peak, 11.9 air mi NE of Salmon.  Elev. 7768 ft.
T23N R23E S21.  45.3089 N, -113.74069 W; NAD83, uncertainty 10 m., Field Notes.  
Bedrock or scree in mesic barren ground vegetation; 31° slope, SSE aspect; arenite geology. 26-75 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 3394.  8/1/2010. 		RM 
_________________________________________________________________________

2300.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Butte County: Challis National Forest: Lost River Range: along Deer Creek, 17.3 air mi ENE of Mackay.  Elev. 6315 ft.
T8N R26E S12.  44.04527 N, -113.31572 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic aspen woodland vegetation; 4° slope, NNE aspect; alluvial geology. Population is dominant throughout the area. Phenology: vegetative only. 

Joshua J. Irwin, 1344.  6/21/2010. 		RM 
_________________________________________________________________________

2301.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: Pioneer Mountains: valley slopes on the north side of Left Fork Iron Bog Creek, along trail, 20.8 air mi SSW of Mackay.  Elev. 8455 ft.
T4N R22E S22.  43.65734 N, -113.82743 W; NAD83, uncertainty 10 m., Field Notes.  
Well developed soil in mesic shrub-steppe vegetation; 33° slope, SE aspect; siliciclastic sedimentary geology. 1-25 individuals apparent. Phenology: vegetative only. 

Joshua J. Irwin, 4332.  8/16/2010. 		RM 
_________________________________________________________________________

2302.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: Wasatch National Forest: ca 19 air mi S of Mountain View; ca 2.4 road mi S of the junction of Forest Roads 075 and 072 on the west side of Forest Road 072.  Elev. 8400-8900 ft.
T12N R115W S10.  41.0331 N, 110.3636 W.  
Lodgepole-aspen forest with gentle slopes. Phenology: vegetative only. 

C. H. Refsdal, 1213.  6/27/1994. 		RM 690713	Barcode: RM0264031
_________________________________________________________________________

2303.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: vicinity of Moyer Basin housing and work facility, 23.1 air mi WSW of Salmon.  Elev. 5531 ft.
T20N R18E S35.  
<25 plants estimated in xeric soil within shrub-steppe vegetation, 9 degree slope, WNW aspect, quartzite geology. Phenology: vegetative only. 

Joshua J. Irwin, 4999.  6/14/2011. 		RM 
_________________________________________________________________________

2304.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Lemhi Range: McKim Creek just above the confluence with North Fork McKim Creek, 24.7 air mi NNE of Challis.  Elev. 5459 ft.
T17N R21E S15.  
Dominant population in mesic coarse textured soil within woody riparian vegetation, 11 degree slope, SSW aspect, rhyodacite geology. Phenology: vegetative only. 

Joshua J. Irwin, 5079.  6/15/2011. 		RM 
_________________________________________________________________________

2305.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: White Knob Mountains: first draw W of the confluence of Flower Garden and Cherry Creek, 12.0 air mi S of Mackay.  Elev. 6551 ft.
T5N R23E S24.  
<25 plants estimated in mesic soil within aspen vegetation vegetation, 12 degree slope, S aspect, alluvial geology. Phenology: vegetative only. 

Joshua J. Irwin, 5357.  6/22/2011. 		RM 
     with Craig Scott
_________________________________________________________________________

2306.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: White Knob Mountains: along Alder Creek between Table Mountain and South Fork Alder Creek, 6.4 air mi S of Mackay.  Elev. 6484 ft.
T6N R24E S28.  
<25 plants estimated in mesic soil within woody riparian vegetation, 12 degree slope, N aspect, trachyandesite geology. Phenology: vegetative only. 

Joshua J. Irwin, 5443.  6/23/2011. 		RM 
     with Craig Scott
_________________________________________________________________________

2307.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: Pahsimeroi Mountains: near the creek at upper Gerry Gulch, 8.5 air mi NE of Challis.  Elev. 6636 ft.
T15N R20E S29.  
Dominant population in mesic soil within woody riparian vegetation, 20 degree slope, SE aspect, trachyandesite geology. Phenology: vegetative only. 

Joshua J. Irwin, 5504.  6/24/2011. 		RM 
_________________________________________________________________________

2308.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: Salmon River Mountains: north side of the Middle Fork Salmon River on breaks near Dagger Falls, 27.7 air mi NW of Stanley.  Elev. 5768 ft.
T14N R10E S19.  
<25 plants estimated in mesic solid rock on barren ground, 41 degree slope, SW aspect, granodiorite geology. Phenology: vegetative only. 

Joshua J. Irwin, 5579.  6/26/2011. 		RM 
     with Craig Scott
_________________________________________________________________________

2309.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: Southern Salmon River Mountains: Lynch Creek, 5.1 air mi NE of Stanley.  Elev. 6336 ft.
T11N R14E S19.  
Dominant population in mesic coarse textured soil within woody riparian vegetation, 10 degree slope, SE aspect, granodiorite geology. Phenology: vegetative only. 

Joshua J. Irwin, 5661.  6/28/2011. 		RM 
     with Craig Scott
_________________________________________________________________________

2310.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Blaine County: Challis National Forest: Pioneer Mountains: unnamed east branch of upper Long Canyon, 21.5 air mi WSW of Arco.  Elev. 7002 ft.
T3N R23E S21.  
25-75 plants estimated in mesic soil within deciduous shrub vegetation, 25 degree slope, WNW aspect, trachyandesite geology. 25-75 plants estimated. Phenology: vegetative only. 

Joshua J. Irwin, 5818.  7/7/2011. 		RM 
_________________________________________________________________________

2311.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: Herd Peak Highlands: along Burnt Creek, 23.2 air mi WNW of Mackay.  Elev. 7133 ft.
T8N R20E S23.  
<25 plants estimated in xeric soil within herbaceous riparian vegetation, 4 degree slope, SE aspect, trachyandesite geology. Phenology: vegetative only. 

Joshua J. Irwin, 5960.  7/8/2011. 		RM 
_________________________________________________________________________

2312.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Lemhi Range: Bear Valley Creek at the Wright Creek confluence, 20.7 air mi WNW of Leadore.  Elev. 6450 ft.
T17N R23E S20.  
<25 plants estimated in xeric soil within woody riparian vegetation, no slope, quartzite geology. Phenology: vegetative only. 

Joshua J. Irwin, 6106.  7/12/2011. 		RM 
_________________________________________________________________________

2313.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: Deep Creek drainage, ca 9 air mi S of Manila; ca 3.7 road mi W of Utah Hwy 44 on south side of Forest Road 539.  Elev. 7640-7700 ft.
T1N R19E S1 NW1/4.  
Spruce forest, bogs, meadows, willows, and gentle slopes at creek. Phenology: vegetative only. 

C. H. Refsdal, 1347.  6/30/1994. 		 
_________________________________________________________________________

2314.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Lemhi County: Challis National Forest: Lemhi Range: ca 1.5 mi upstream from the mouth of Morse Creek canyon, 21.9 air mi WSW of Leadore.  Elev. 6220 ft.
T15N R22E S13.  
Dominant population in mesic coarse textured soil within woody riparian vegetation, 14 degree slope, SSW aspect, quartzite geology. Phenology: vegetative only. 

Joshua J. Irwin, 6343.  7/17/2011. 		RM 
_________________________________________________________________________

2315.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Northern Salmon River Mountains: upper North Fork Salmon River, where U.S. Hwy 93 crosses toward Moose Creek, 17.6 air mi N of the town of North Fork.  Elev. 5799 ft.
T27N R21E S21.  
<25 plants estimated in mesic soil within a forb dominated vegetation, 8 degree slope, NE aspect, quartzite geology. Phenology: vegetative only. 

Joshua J. Irwin, 6834.  7/25/2011. 		RM 
_________________________________________________________________________

2316.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Beaverhead Mountains: trail crossing near the confluence of Long Canyon and Horsethief Creek, 14.2 air mi E of Leadore.  Elev. 7880 ft.
T15N R28E S11.  
Dominant population in mesic soil within woody riparian vegetation, 9 degree slope, NW aspect, quartzite geology. Phenology: vegetative only. 

Joshua J. Irwin, 6916.  7/26/2011. 		RM 
_________________________________________________________________________

2317.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: Eastern Boulder Mountains: valley of the North Fork Big Lost River, between Slide and Corral canyons, 16.5 air mi NNE of Sun Valley.  Elev. 7469 ft.
T7N R18E S13.  
<25 plants estimated in mesic coarse textured soil within shrub-steppe vegetation, 4 degree slope, SSE aspect, shale geology. Phenology: vegetative only. 

Joshua J. Irwin, 7370.  8/5/2011. 		RM 
     with Ben Legler
_________________________________________________________________________

2318.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: along Pony Creek, about halfway between Pony Lake and Napias Creek, 11.4 air mi W of Salmon.  Elev. 6656 ft.
T22N R20E S32.  
25-75 plants estimated in xeric coarse textured soil on barren ground, 31 degree slope, S aspect, rhyodacite geology. 25-75 plants estimated. Phenology: vegetative only. 

Joshua J. Irwin, 7588.  8/9/2011. 		RM 
_________________________________________________________________________

2319.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: bench area just NE of the confluence of Birdseye and Silver creeks, 29.1 air mi NW of Salmon.  Elev. 6400 ft.
T19N R18E S32.  
<25 plants estimated in xeric soil within a forb dominated vegetation, 5 degree slope, NNE aspect, rhyodacite geology. Phenology: vegetative only. 

Joshua J. Irwin, 7674.  8/10/2011. 		RM 
_________________________________________________________________________

2320.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: Salmon River Mountains: E of White Cloud Peaks along Bowery Creek near the confluence with Long Tom Creek, 23.1 air mi N of Sun Valley.  Elev. 7162 ft.
T8N R17E S14.  
Dominant population in xeric soil within aspen vegetation vegetation, 19 degree slope, SW aspect, trachyandesite geology. Phenology: vegetative only. 

Joshua J. Irwin, 7916.  8/16/2011. 		RM 
_________________________________________________________________________

2321.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Challis National Forest: Southern Salmon River Mountains: head of Asher Creek, 15.0 air mi NW of Stanley.  Elev. 6899 ft.
T12N R12E S6.  
25-75 plants estimated in xeric solid rock on barren ground, 12 degree slope, WSW aspect, granodiorite geology. 25-75 plants estimated. Phenology: vegetative only. 

Joshua J. Irwin, 8088.  8/17/2011. 		RM 
_________________________________________________________________________

2322.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: Henrys Fork drainage, ca 15 air mi SW of Lonetree, WY.  Elev. 9460-9580 ft.
T2N R14E S15; also S21.  
Uplands along drainage with lodgepole and aspen; steep eastern aspect. Phenology: vegetative only. 

C. H. Refsdal, 1504.  7/3/1994. 		 
_________________________________________________________________________

2323.  Populus tremuloides Michx. 				Salicaceae

U.S.A, Idaho, Custer County: Targhee National Forest: Lemhi Range: around Pass Creek Lake, 31.7 air mi ENE of Mackay.  Elev. 7586 ft.
T9N R29E S29.  
<25 plants estimated in mesic soil within aspen vegetation vegetation, no slope, limestone geology. Phenology: vegetative only. 

Joshua J. Irwin, 8229.  8/20/2011. 		RM 
_________________________________________________________________________

2324.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: Jesse Creek Forest Service Facility and along Jesse Creek, ca 2-3 air mi W of Salmon at the intersection of Ida Hwy 28 and U.S. Hwy 93.  Elev. 4460-5410 ft.
T21N R21E S2; also S3.  45.1806 N, 113.9338 W to 45.1826 N, 113.951 W; NAD 83, , GPS reading.  
Grassy slope and hills on south and east exposures and along creek. Phenology: vegetative only. 

Ronald L. Hartman, 89728.  5/23/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

2325.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon River Mountains: 2.5 mi W of Shoup Bridge, 6.5 mi SSW of the intersection of Ida Hwy 28 and U.S. Hwy 93 in Salmon.  Elev. 3980-5172 ft.
T20N R21E S2 South1/2; also NW1/4 S11.  45.0817 N, 113.9437 W to 45.0903 N, 113.9408 W to 45.0895 N, 113.9524 W to 45.0817 N, 113.9437 W; NAD 83, , GPS reading.  
Steep slope to rock outcrop then rolling hills with grasses and sagebrush. Phenology: vegetative only. 

Ronald L. Hartman, 89835.  5/25/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

2326.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: Wasatch National Forest: west flank of Red Mountain, ca 12 air mi SW of Lonetree, WY; ca 0.5 road mi S of the junction of Forest Roads 017 and 155, on the east side of Forest Road 017.  Elev. 9000-9100 ft.
T12N R114W S17 NE1/4.  41.0193 N, 110.2857 W; uncertainty 0.5 mi..  
Lodgepole-aspen forest. Phenology: vegetative only. 

C. H. Refsdal, 1568.  7/4/1994. 		RM 690716	Barcode: RM0264030
_________________________________________________________________________

2327.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Bitterroot Range: Badger Spring Gulch from the edge of Big Flat, ca 8 air mi N of Salmon.  Elev. 3890-4265 ft.
T6S R18W S28; also N1/2 S33.  45.2871 N, 113.8742 W to 45.2965 N, 113.8631 W; NAD 83, , GPS reading.  
Breaks with loose sediments of sand and clay, sagebrush grasslands below to scattered ponderosa pine above. Phenology: vegetative only. 

Ronald L. Hartman, 89992.  5/26/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

2328.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Beaverhead Mountains: Forest Road 187, Lewis and Clark Backcountry Byway, at Agency Creek, 1.5 air mi W of Lemhi Pass.  Elev. 5900-6500 ft.
T19N R26E S15 NE1/4 SW1/4.  44.973 N, 113.4818 W; NAD 83, , GPS reading.  
Streamside with disturbed areas and adjacent Douglas fir forest and meadow. Phenology: vegetative only. 

Ronald L. Hartman, 90256.  7/25/2010. 		RM 
_________________________________________________________________________

2329.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Lemhi Range: Boulder Flat along Hayden Creek Road (Forest Road 08) 1.4 road mi from forest boundary, ca 14.5 air mi SW of Tendoy.  Elev. 6176 ft.
T17N R23E S34 S1/2.  44.7568 N, 113.7146 W; NAD 83, , GPS reading.  
Douglas fir forest and adjacent stream. Phenology: vegetative only. 

Ronald L. Hartman, 90365.  7/27/2010. 		RM 
_________________________________________________________________________

2330.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Lemhi Range: junction of Mill Creek and Little Mill Creek, Forest Road 006, ca 12 air mi W of Leadore.  Elev. 7076 ft.
T16N R24E S22 NW1/4.  44.7068 N, 113.5959 W; NAD 83, , GPS reading.  
Streamside with Douglas fir and adjacent rocky area. Phenology: vegetative only. 

Ronald L. Hartman, 90521.  7/27/2010. 		RM 
_________________________________________________________________________

2331.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: Forest Road 055 at junction with Forest Road 076 to Leesburg; Panther Creek and Napias Creek area.  Elev. 4872 ft.
T21N R19E S22.  45.1379 N, 114.2171 W; NAD 83, , GPS reading.  
Roadside and seasonally wet fields; also adjacent to stream. Phenology: vegetative only. 

Ronald L. Hartman, 90846.  8/1/2010. 		RM 
_________________________________________________________________________

2332.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Beaverhead Mountains: Ida Hwy 29 (Railroad Creek Road), ca 1 road mi E of Bannock Pass.  Elev. 7374 ft.
T17N R22E S8.  44.8151 N, 113.2544 W; NAD 83, , GPS reading.  
Sandstone outcrops and sandy slopes. Phenology: vegetative only. 

Ronald L. Hartman, 91038.  8/3/2010. 		RM 
_________________________________________________________________________

2333.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 5 air mi NE of Evanston; ca 5.5 road mi E on County Road 108 towards radio tower off of Wyo Hwy 89; east flank of Medicine Butte.  Elev. 8160-8240 ft.
T16N R120W S24.  41.3514 N, 110.9019 W; uncertainty 1 mi..  
Steep slopes, aspen grove, and sagebrush community. Phenology: vegetative only. 

C. H. Refsdal, 1739.  7/17/1994. 		RM 690717	Barcode: RM0264029
_________________________________________________________________________

2334.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 17 air mi S of Evanston; ca 2.1 road mi N of Utah on Wyo Hwy 150.  Elev. 7620-7649 ft.
T12N R119W S7 SW1/4; also S18.  41.0325 N, 110.881 W; uncertainty 2 mi..  
Moist irrigation ditches; grasses and aspens. Phenology: vegetative only. 

C. H. Refsdal, 1779.  7/20/1994. 		RM 690718	Barcode: RM0264028
     with Duane Atwood
_________________________________________________________________________

2335.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Lemhi Range: lower Cow Creek, 4.5 air mi NE of Ellis.  Elev. 4780-4900 ft.
T16N R21E S4 South1/2.  44 44.402' N, 113 59.475' W to 44 44.577' N, 113 58.711' W; NAD 83, , GPS reading.  
On lower steep slope, often in shrubs or on rubble. Phenology: vegetative only. 

Ronald L. Hartman, 91613.  6/15/2011. 		RM 
     with Joshua J. Irwin, Emma E. Stewart
_________________________________________________________________________

2336.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Custer County: Challis National Forest: Southern Salmon River Mountains: ca 11 road mi N of Ida Hwy 75 on Squaw Creek Road, ca 16.5 air mi SW of Challis.  Elev. 6085 ft.
T12N R17E S29.  44 20.853' N, 114 28.896' W; NAD 83, , GPS reading.  
Douglas fir forest with rock outcrop; slate (metamorphic) at edge of mountain mahogany and seep below. Phenology: vegetative only. 

Ronald L. Hartman, 92027.  8/16/2011. 		RM 
_________________________________________________________________________

2337.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Beaverhead Valley: slopes above Beaverhead River, ca 8 air mi NE of Clark Canyon Reservoir, ca 11 air mi SW of Dillon.  Elev. 5525-5720 ft.
T8S R10W S36 SW1/4.  45.0891 N, 112.7677 W; NAD 83, , GPS reading.  
Steep, rocky, dry drainage with sagebrush and occasional Juniperus scopulorum. Phenology: vegetative only. 

Emma E. Freeland, 4334.  5/23/2013. 		RM 
_________________________________________________________________________

2338.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Creek, ca 13 air mi ESE of Twin Bridges; ca 19 air mi WNW of Ennis.  Elev. 6400-6600 ft.
T4S R4W S22 N1/2 NW1/4; also SW1/4 SW1/4 S15.  45.48027 N, 112.08896 W to 45.47904 N, 112.08443 W; NAD 83, , GPS reading.  
Open Pseudotsuga menziesii woodland. Phenology: vegetative only. 

Emma E. Freeland, 4383.  5/25/2013. 		RM 
     with Nicholas P. Freeland
_________________________________________________________________________

2339.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Creek, ca 11 air mi S of Whitehall; ca 16 air mi NE of Twin Bridges.  Elev. 5360 ft.
T1S R4W S33 SW1/4.  45.70315 N, 112.10996 W to 45.70038 N, 112.1097 W; NAD 83, , GPS reading.  
Douglas fir woodland with occasional deciduous shrubs in lowlands near a creek. Phenology: vegetative only. 

Emma E. Freeland, 4465.  5/25/2013. 		RM 
     with Nicholas P. Freeland
_________________________________________________________________________

2340.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Tobacco Root Mountain: McGovern Creek Trail, ca 13 air mi S of Cardwell; ca 18 air mi WNW of Norris.  Elev. 6030 ft.
T2S R3W S7 N1/2.  45.6841 N, 112.0199 W; NAD 83, , GPS reading.  
Steep, dry drainage dominated by Populus tremuloides and other deciduous shrubs. Phenology: fruiting. 

Emma E. Freeland, 4477.  5/26/2013. 		RM 
     with Nicholas P. Freeland
_________________________________________________________________________

2341.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison River: West Fork Campground area, ca 33 air mi S of Ennis, ca 14 air mi E of Black Butte.  Elev. 5900-5920 ft.
T11S R1E S11 SW1/4 SW1/4.  44.8863 N, 111.5761 W to 44.8828 N, 111.5757 W; NAD 83, , GPS reading.  
Sagebrush grasslands with occasional Juniperus scopulorum and Pseudotsuga menziesii. Phenology: vegetative only. 

Emma E. Freeland, 4551.  5/29/2013. 		RM 
_________________________________________________________________________

2342.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Cliff Lake and Wade Lake region, ca 40 air mi SSE of Ennis, ca 16 air mi SE of Black Butte.  Elev. 6220-6440 ft.
T12S R1E S14 NE1/4.  44.7936 N, 111.5624 W; NAD 83, , GPS reading.  
Dense mixed coniferous forest. Phenology: vegetative only. 

Emma E. Freeland, 4606.  5/29/2013. 		RM 
_________________________________________________________________________

2343.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Raynolds Pass Area: ca 0.5 air mi NW of Continental Divide between Montana and Idaho, ca 48 air mi S of Ennis, ca 12 air mi NE of Upper Red Rock Lake.  Elev. 7040-7120 ft.
T13S R2E S9 W1/2.  44.7137 N, 111.4896 W to 44.7163 N, 111.491 W; NAD 83, , GPS reading.  
Rocky knoll on a ridgetop with occasional sagebrush, Amelanchier, and Pseudotsuga menziesii. Phenology: vegetative only. 

Emma E. Freeland, 4642.  5/30/2013. 		RM 
_________________________________________________________________________

2344.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison River and foothills of Gravelly Range: ca 21 air mi S of Ennis, ca 13 air mi NE of Black Butte, ca 1 air mi SW of BLM Ruby Creek Campground.  Elev. 5820 ft.
T9S R1W S13 W1/2.  45.0559 N, 111.6785 W; NAD 83, , GPS reading.  
Rocky grasslands with occasional Juniperus scopulorum. Phenology: vegetative only. 

Emma E. Freeland, 4695.  5/30/2013. 		RM 
_________________________________________________________________________

2345.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Gravelly Range: Wall Creek, ca 23 air mi S of Ennis, ca 11 air mi NE of Black Butte.  Elev. 6090-6380 ft.
T9S R1W S27 W1/2.  45.0216 N, 111.7093 W; NAD 83, , GPS reading.  
Dry meadow along a creek. Phenology: vegetative only. 

Emma E. Freeland, 4919.  6/3/2013. 		RM 
_________________________________________________________________________

2346.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Gravelly Range: West Fork Madison River, around Landon Camp, ca 10 air mi N of Lakeview, ca 12 air mi SSE of Black Butte.  Elev. 6920 ft.
T12S R1W S31 SE1/4.  44.7416 N, 111.7616 W; NAD 83, , GPS reading.  
Douglas fir woodland. Phenology: vegetative only. 

Emma E. Freeland, 5037.  6/7/2013. 		RM 
_________________________________________________________________________

2347.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Eastern Centennial Mountains: Red Rock Pass, ca 14 air mi E of Lakeview, ca 2.5 air mi NW of Mount Jefferson.  Elev. 7120-7260 ft.
T14S R2E S19 South1/2.  44.595 N, 111.5284 W to 44.5977 N, 111.5345 W; NAD 83, , GPS reading.  
Mixed coniferous forest. Phenology: vegetative only. 

Emma E. Freeland, 5122.  6/7/2013. 		RM 
_________________________________________________________________________

2348.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison Range: Lee Metcalf Wilderness, Taylor Hilgard Unit: Middle Fork Sun Creek, ca 3 air mi E of Hilgard Peak, ca 31 air mi SSE of Ennis.  Elev. 7230-7290 ft.
T10S R2E S30.  44.9274 N, 111.5226 W to 44.928 N, 111.5207 W; NAD 83, , GPS reading.  
Mixed coniferous forest in a canyon bottom. Phenology: vegetative only. 

Emma E. Freeland, 5168.  6/8/2013. 		RM 
_________________________________________________________________________

2349.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: ca 4 air mi W of Bear River Ranger Station on both sides of Forest Road 032.  Elev. 8080-9280 ft.
T2N R9E S34 NE1/4.  
New growth in old fire area; steep, west-facing slopes; some clay soils. Phenology: vegetative only. 

C. H. Refsdal, 1931.  7/23/1994. 		 
_________________________________________________________________________

2350.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Madison Range: Taylor Hilgard Unit of Lee Metcalf Wilderness: North Fork Bear Creek and Cameron Creek, ca 3-5 air mi NW of Sphinx Mountain, ca 14-15 air mi SE of Ennis.  Elev. 6500-6740 ft.
T7S R1E S36.  45.1804 N, 111.5453 W to 45.1769 N, 111.5488 W; NAD 83, , GPS reading.  
Grasslands along a trail. Phenology: vegetative only. 

Emma E. Freeland, 5503.  6/15/2013. 		RM 
_________________________________________________________________________

2351.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Tobacco Root Mountains: Harris Creek, ca 14-15 air mi WNW of Ennis, ca 6 air mi SW of South Baldy Mountain.  Elev. 6430 ft.
T5S R3W S7.  45.4099 N, 112.0199 W; NAD 83, , GPS reading.  
Along a creek. Phenology: vegetative only. 

Emma E. Freeland, 5757.  6/18/2013. 		RM 
_________________________________________________________________________

2352.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Snowcrest Range: Ledford Creek, ca 16-18 air mi S of Ruby River Reservoir, ca 30 air mi SE of Dillon.  Elev. 6800-6820 ft.
T10S R4W S20 NE1/4.  44.9509 N, 112.1162 W to 44.9524 N, 112.1183 W; NAD 83, , GPS reading.  
Mixed coniferous woodland in a drainage bottom. Phenology: vegetative only. 

Emma E. Freeland, 5818.  6/19/2013. 		RM 
_________________________________________________________________________

2353.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Madison County: Snowcrest Range: Divide Creek and Pocket Creek, along Forest Road 100, ca 4.5 air mi N of Forest Boundary, ca 7-8 air mi E of Antone Peak, ca 34 air mi S of Virginia City.  Elev. 7280-7440 ft.
T12S R4W S12 SE1/4.  44.8027 N, 112.0265 W to 44.8045 N, 112.028 W; NAD 83, , GPS reading.  
Sagebrush grasslands. Phenology: vegetative only. 

Emma E. Freeland, 5966.  6/23/2013. 		RM 
_________________________________________________________________________

2354.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Western Centennial Mountains: Bean Creek, ca 3 air mi N of Idaho, ca 10 air mi W of Lakeview.  Elev. 6900-7040 ft.
T14S R3W S30.  44.5801 N, 112.0245 W to 44.5803 N, 112.0214 W; NAD 83, , GPS reading.  
Grasslands with occasional Populus tremuloides at ecotone between sagebrush grasslands and mixed coniferous forest. Phenology: vegetative only. 

Emma E. Freeland, 6087.  6/24/2013. 		RM 
_________________________________________________________________________

2355.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Hidden Lake Bench, ca 1-2 air mi N of Elk Lake, ca 49 air mi S of Ennis.  Elev. 6720-6900 ft.
T13S R1E S16.  44.7056 N, 111.6101 W; NAD 83, , GPS reading.  
Grasslands in openings of a mixed coniferous forest. Phenology: vegetative only. 

Emma E. Freeland, 6231.  6/24/2013. 		RM 
_________________________________________________________________________

2356.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Montana, Beaverhead County: Snowcrest Range: East Fork Blacktail Deer Creek, ca 4 air mi NNW of Antone Peak, ca 35 air mi SE of Dillon.  Elev. 7280-7400 ft.
T11S R5W S4 NE1/4.  44.8345 N, 112.1961 W to 44.8374 N, 112.1925 W; NAD 83, , GPS reading.  
Open Picea forest with a lush understory at a campground. Phenology: vegetative only. 

Emma E. Freeland, 7053.  7/17/2013. 		RM 
_________________________________________________________________________

2357.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: White River National Forest: along East Divide Creek, ca 3 air mi WSW of Bald Mountain and 14 air mi S of New Castle.  Elev. 8320-8400 ft.
T8S R90W S7 SE1/4.  39.3689 N, 107.4744 W; NAD 83, , GPS reading.  
Riparian corridor through aspen and mixed conifer forest and openings. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1265.  6/11/2010. 		USFS 	Barcode: USFS0061335
_________________________________________________________________________

2358.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Pyramid Guard Station, ca 17 air mi W of Yampa.  Elev. 8400 ft.
T2N R88W S12.  40.157 N, 107.2223 W.  
Aspen woods around forest service compound. 

James P. Vanderhorst, 2631.  6/16/1991. 		USFS 	Barcode: USFS0061733
_________________________________________________________________________

2359.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: New Castle-Buford Road, headwaters of Sawmill Gulch, ca 17 air mi NE of Rifle.  Elev. 8900-9000 ft.
T4S R91W S6.  39.7314 N, 107.6444 W.  
Aspen groves with sagebrush meadows and disturbed areas. 

Ronald L. Hartman, 26258.  6/28/1990. 		USFS 	Barcode: USFS0061722
_________________________________________________________________________

2360.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: Grand Mesa National Forest: West Fork Kimball Creek, along jeep road that goes W and across the ridge into the Wallace Creek drainage, 6.1 road mi N of Buzzard Creek Road, ca 38 air mi NE of Grand Junction.  Elev. 8255-8640 ft.
T8S R95W S26 SE1/4; also N1/2 S32.  39.3294 N, 107.9532 W to 39.31907 N, 107.96535 W; NAD 83, , GPS reading.  
Aspen community along creek. Phenology: vegetative only. 

Lori E. Brummer, 422.  6/9/2010. 		RM 
_________________________________________________________________________

2361.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Uncompahgre National Forest: Rocky Pitch Gulch, off Divide Road, 2 road mi SW of Forest boundary, 8.3 road mi SSW of Colo Hwy 141, ca 30 air mi E of Delta.  Elev. 8120-8160 ft.
T15S R100W S7 SW1/4; also T15S R101W S12 SE1/4.  38.7588 N, 108.6201 W to 38.7585 N, 108.6187 W to 38.7582 N, 108.6189 W; NAD 83, , GPS reading.  
Ponderosa pine with open areas on sandstone pavement. Phenology: vegetative only. 

Lori E. Brummer, 453.  6/11/2010. 		RM 
_________________________________________________________________________

2362.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Cimarron Ridge: BLM land adjacent to Buckhorn Lakes State Wildlife Area: NW of Storm King Mountain, ca 17.5 air mi SE of Montrose.  Elev. 10000-10400 ft.
T47N R6W S16 E1/2.  38.3358 N, 107.6405 W to 38.3377 N, 107.6386 W to 38.3277 N, 107.6394 W; NAD 83, , GPS reading.  
Opening in spruce/fir forest. Phenology: vegetative only. 

Lori E. Brummer, 786.  6/30/2010. 		RM 
_________________________________________________________________________

2363.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Gunnison National Forest: Black Mesa, ca 5 road mi SW of County Road J82 on Forest Road 716, ca 18 air mi E of Montrose.  Elev. 9260-9480 ft.
T49N R6W S21 NE1/4.  38.5011 N, 107.5382 W to 38.4996 N, 107.5391 W; NAD 83, , GPS reading.  
Mixed aspen/subalpine fir forest. Phenology: vegetative only. 

Lori E. Brummer, 921.  7/4/2010. 		RM 
_________________________________________________________________________

2364.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Uncompahgre National Forest: Windy Point and Iron Springs Mesa, Forest Road 507, ca 35 air mi W of Montrose.  Elev. 8550-9562 ft.
T48N R15W S5 NE1/4.  38.4566 N, 108.5355 W to 38.4622 N, 108.534 W; NAD 83, , GPS reading.  
Aspen and spruce/fir forest with open areas. Phenology: vegetative only. 

Lori E. Brummer, 1099.  7/26/2010. 		RM 
_________________________________________________________________________

2365.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: Uncompahgre National Forest: area between Cow Creek and Green Mountain trailheads, where County Road 12 ends at Cow Creek, ca 32 air mi SSW of Montrose.  Elev. 8300 ft.
T44N R7W S2 NW1/4; also NE1/4 S3 and T45N R7W S34 South1/2.  38.0941 N, 107.60905 W to 38.10353 N, 107.6155 W; NAD 83, , GPS reading.  
Mixed coniferous forest with scattered aspen. Phenology: vegetative only. 

Lori E. Brummer, 1212.  7/28/2010. 		RM 
_________________________________________________________________________

2366.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Battlement Mesa: Grand Mesa National Forest: Brush Creek Trail to Battlement Trail, ca 46 air mi NW of Grand Junction.  Elev. 8567-10200 ft.
T8S R93W S25 N1/2; also S24, S13, and S12.  39.3403 N, 107.8408 W to 39.3801 N, 107.8277 W to 39.3747 N, 107.8342 W; GPS reading.  
Moist aspen forest. Phenology: vegetative only. 

Lori E. Brummer, 1385.  7/30/2010. 		RM 
_________________________________________________________________________

2367.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Grand Mesa: Grand Mesa National Forest: Lands End near Bolen Reservoir, ca 20 air mi ESE of Grand Junction.  Elev. 9800-9962 ft.
T12S R97W S10 NE1/4; also S11.  39.0163 N, 108.2124 W; GPS reading.  
Along edge of mesa in boulders. Phenology: vegetative only. 

Lori E. Brummer, 1678.  8/6/2010. 		RM 
_________________________________________________________________________

2368.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Gunnison National Forest: S of McClure Pass, Raggeds Trail 820, ca 23 air mi NW of Paonia.  Elev. 8400-9600 ft.
T11S R89W S11 SE1/4; also E1/2 S13, S23, SE1/4 S22, and E1/2 S27.  39.0676 N, 107.3201 W to 39.0734 N, 107.3171 W to 39.1089 N, 107.2967 W; GPS reading.  
Riparian area in aspen. Phenology: vegetative only. 

Lori E. Brummer, 2230.  8/17/2010. 		RM 
_________________________________________________________________________

2369.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Grand Mesa: along extension of Flowing Park or Forest Road 109 (Indian Point Trail 708) to the head of Cottonwood Creek and over to Dropoff Trail (726), ca 14-15 air mi N of Delta.  Elev. 10080-10160 ft.
T13S R96W S3; also N1/4 S10.  38.9461 N, 108.1077 W; NAD 83, , GPS reading.  
Open aspen/spruce/fir forest. Phenology: vegetative only. 

B. E. Nelson, 82656.  7/15/2011. 		RM 
     with Lori E. Brummer
_________________________________________________________________________

2370.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Grand Mesa: Leroux Creek Road above Patterson Reservoirs, ca 23.5 air mi N of Delta.  Elev. 8250-8365 ft.
T12S R39W S36 SW1/4.  38.9585 N, 107.7431 W to 38.9635 N, 107.7368 W; NAD 83, , GPS reading.  
Riparian area in mountain shrub/oak. Phenology: vegetative only. 

Lori E. Brummer, 3671.  6/8/2011. 		RM 
_________________________________________________________________________

2371.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Brushy Ridge Trail to Brush Mountain, ca 27.5 air mi SW of Delta.  Elev. 8560-8880 ft.
T50N R15W S8 NE1/4; also SE1/4 S5, W1/4 S45, NE1/4 S10, and W1/2 S2.  38.616 N, 108.5618 W to 38.6243 N, 108.5494 W; NAD 83, , GPS reading.  
Aspen stand in oak brush. Phenology: vegetative only. 

Lori E. Brummer, 3714.  6/10/2011. 		RM 
_________________________________________________________________________

2372.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Divide Road: Along LaFair Creek, ca 0.6 road mi N of Divide Forks Campground, ca 32 air mi WSW of Delta.  Elev. 7640-8710 ft.
T51N R16W S8 SW1/4; also NW1/4 S17, T15S R101W S24 NE1/4, and T15S R100W S19 NW1/2.  38.6903 N, 108.6845 W to 38.6938 N, 108.6788 W; NAD 83, , GPS reading.  
Understory in ponderosa pine/aspen. Phenology: vegetative only. 

Lori E. Brummer, 4014.  6/15/2011. 		RM 
_________________________________________________________________________

2373.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Grand Mesa: Big Creek near Old Man Mountain, along County Road 121, just above and below the forest boundary, ca 36 air mi ENE of Grand Junction.  Elev. 8200-8500 ft.
T10S R94W S31.  39.1477 N, 107.9348 W to 39.1404 N, 107.922 W; NAD 83, , GPS reading.  
Oak brush and mountain shrub community. Phenology: vegetative only. 

Lori E. Brummer, 4123.  6/17/2011. 		RM 
_________________________________________________________________________

2374.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Gunnison County: Gunnison Basin: BLM Lands E of Paonia Reservoir off of County Road 2, ca 44 air mi NE of Delta.  Elev. 6860-7200 ft.
T12S R89W S27 SW1/4; also NW1/4 S34.  38.97426 N, 107.3233 W to 38.9795 N, 107.3285 W; NAD 83, , GPS reading.  
Riparian area in mixed mountain shrub/oak community. Phenology: vegetative only. 

Lori E. Brummer, 4428.  6/23/2011. 		RM 
_________________________________________________________________________

2375.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Gunnison National Forest: West Muddy Creek off County Road 265, ca 0.5 mi E of Dyke Creek Campground, ca 49 air mi NE of Delta.  Elev. 8680-8720 ft.
T11S R91W S4 SE1/4.  39.1238 N, 107.5461 W to 39.1244 N, 107.5512 W; NAD 83, , GPS reading.  
Next to creek in spruce/fir. Phenology: vegetative only. 

Lori E. Brummer, 4499.  6/23/2011. 		RM 
_________________________________________________________________________

2376.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Love Mesa, off Forest Road 500, ca 23.5 air mi SW of Delta.  Elev. 9230-9300 ft.
T49N R15W S28 NW1/4; also NE1/4 S29 and SE1/4 S20.  38.48491 N, 108.55338 W to 38.4906 N, 108.557 W; NAD 83, , GPS reading.  
Aspen woodland with scattered spruce/fir. Phenology: vegetative only. 

Lori E. Brummer, 4526.  6/25/2011. 		RM 
     with Joe E. Brummer
_________________________________________________________________________

2377.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Dry Creek Trail (Forest Trail 114), along trail and adjoining area, ca 18.5 air mi SW of Montrose.  Elev. 8840-9520 ft.
T47N R11W S18; also E1/2 S19, SW1/4 S20, W1/2 S29, and NE1/4 S30.  38.2999 N, 108.1124 W to 38.3342 N, 108.1211 W; NAD 83, , GPS reading.  
Disturbed meadow in aspen. Phenology: vegetative only. 

Lori E. Brummer, 4826.  7/6/2011. 		RM 
_________________________________________________________________________

2378.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Dillard Mesa, junction of Forest Road 504 and Forest Road 501, ca 24 air mi SW of Delta.  Elev. 8320-8400 ft.
T49N R14W S15 W1/2.  38.5125 N, 108.4212 W; NAD 83, , GPS reading.  
Moist meadow in aspen woods. Phenology: vegetative only. 

Lori E. Brummer, 4962.  7/8/2011. 		RM 
_________________________________________________________________________

2379.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Grand Mesa National Forest: Ruth Mountain Area: along Owens Creek and Forest Road 268, ca 5.7 road mi ENE of County Road 265, ca 25 air mi SSE of Rifle.  Elev. 8800 ft.
T9S R91W S29 SE1/4; also S28 SW 1/4.  39.24 N, 107.5718 W; NAD 83, , GPS reading.  
Aspen woodland. Phenology: vegetative only. 

Lori E. Brummer, 5037.  7/10/2011. 		RM 
_________________________________________________________________________

2380.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Grand Mesa: Old Grand Mesa Road, south section, Forest Road 123, ca 20.5 air mi NNE of Delta.  Elev. 8840-9800 ft.
T21S R94W S7 SW1/4; also S18.  39.0231 N, 107.9406 W to 39.0064 N, 107.9383 W; NAD 83, , GPS reading.  
Moist montane meadow with scattered aspen. Phenology: vegetative only. 

Lori E. Brummer, 5164.  7/12/2011. 		RM 
_________________________________________________________________________

2381.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: Hayden Trail 210, ca 2.5 air mi SSW of Ouray.  Elev. 9960-10920 ft.
T43N R7W S18 W1/2.  37.9926 N, 107.684 W to 37.9959 N, 107.6848 W; NAD 83, , GPS reading.  
Moist aspen woods with intermittent stream. Phenology: vegetative only. 

Lori E. Brummer, 5257.  7/14/2011. 		RM 
_________________________________________________________________________

2382.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Delta County: Grand Mesa: small tributary of West Fork Bonita Creek along Forest Road 125 to ca 2 1/4 road mi N of forest boundary,  ca 23.5 air mi NNE of Delta.  Elev. 9530-9730 ft.
T12S R94W S2 SE1/4.  39.0358 N, 107.8561 W to 39.0395 N, 107.8578 W; NAD 83, , GPS reading.  
Subalpine. Phenology: vegetative only. 

Lori E. Brummer, 5421.  7/15/2011. 		RM 
     with B. E. Nelson
_________________________________________________________________________

2383.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: La Fair Creek off of Divide Road (Forest Road 402), ca 30 air mi W of Delta.  Elev. 8240-8400 ft.
T15S R101W S35 SW1/4.  38.7002 N, 108.6521 W to 38.7064 N, 108.6557 W; NAD 83, , GPS reading.  
Ponderosa pine woodland with scattered aspen. Phenology: vegetative only. 

Lori E. Brummer, 5504.  7/18/2011. 		RM 
     with Linda Deeds, Kim Hansen
_________________________________________________________________________

2384.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Long Point, S and W of Long Point Mountain, off Forest Road 421, just off of Divide Road (Forest Road 402), ca 32 air mi SSW of Delta.  Elev. 9060-9200 ft.
T49N R16W S1 NW1/4; also NE1/4 S2.  38.54494 N, 108.60533 W to 38.5454 N, 108.6172 W; NAD 83, , GPS reading.  
Moist aspen woodland. Phenology: vegetative only. 

Lori E. Brummer, 5587.  7/18/2011. 		RM 
     with Kim Hansen, Linda Deeds
_________________________________________________________________________

2385.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: W of Pool Creek on Forest Road 532, 1.4 road mi N of Divide or Forest Road 402, ca 21 air mi SSW of Montrose.  Elev. 9560-9650 ft.
T47N R12W S8 NW1/4.  38.3472 N, 108.2179 W to 38.3432 N, 108.2159 W; NAD 83, , GPS reading.  
Opening in moist spruce/fir forest. Phenology: vegetative only. 

Lori E. Brummer, 5879.  7/24/2011. 		RM 
_________________________________________________________________________

2386.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: Uncompahgre Plateau: above East Fork Spring Creek, off of Forest Road 532, 3.1 road mi N of Divide or Forest Road 402, ca 17 air mi SSW of Montrose.  Elev. 8810-9100 ft.
T46N R10W S8 W1/2.  38.2623 N, 107.9988 W to 38.2461 N, 108.0019 W; NAD 83, , GPS reading.  
Mixed subalpine conifer/aspen forest. Phenology: vegetative only. 

Lori E. Brummer, 5912.  7/24/2011. 		RM 
_________________________________________________________________________

2387.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: Uncompahgre Plateau: Happy Canyon Rim, Forest Road 510.3C off of Dave Wood Road, ca 15 air mil SSW of Montrose.  Elev. 8320-8560 ft.
T47N R10W S33 SE1/4; also S34.  38.282 N, 107.9547 W to 38.2757 N, 107.9677 W; NAD 83, , GPS reading.  
Ponderosa pine on sandstone pavement. Phenology: vegetative only. 

Lori E. Brummer, 6231.  7/30/2011. 		RM 
     with Joe E. Brummer
_________________________________________________________________________

2388.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: ca 29 air mi SE of Evanston; ca 0.6 road mi SE of Wyo Hwy 150 on Christmas Meadows Road.  Elev. 8600-9000 ft.
T1N R10E S33 W1/2.  
Slopes with aspen and conifer forest. Phenology: vegetative only. 

C. H. Refsdal, 303.  5/29/1994. 		 
_________________________________________________________________________

2389.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Ouray County: San Juan Mountains: West Dallas Creek above Box Factory Park, ca 10 air mi WNW of Ouray.  Elev. 9300-9640 ft.
T44N R9W S28 W1/2; also SW1/4 S21.  38.0379 N, 107.8634 W to 38.0447 N, 107.86079 W; NAD 83, , GPS reading.  
Moist subalpine meadow. Phenology: vegetative only. 

Lori E. Brummer, 6332.  7/30/2011. 		RM 
     with Joe E. Brummer
_________________________________________________________________________

2390.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Ca 3.5 mi SSE of Esterbrook.  Elev. 6400 ft.
T28N R71W S36.  42 21.2' N, 105 20.8' W; unknown, , Specimen Label.  
Rocky slope, with Rosa and Prunus. Tree 6 in DBH. Phenology: vegetative only. 

Robert D. Dorn, 11203.  6/19/2014. 		RM 921176	Barcode: RM0079368
_________________________________________________________________________

2391.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: ca 7.6 road mi E on Forest Road 218 from Utah Hwy 44; south side of road.  Elev. 7600-7660 ft.
T2N R19E S21.  
Aspens, conifer forest, creek. Phenology: vegetative only. 

C. H. Refsdal, 3157.  9/4/1994. 		 
_________________________________________________________________________

2392.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: east side of Browne Lake; east side of dam; north side of Forest Road 96.  Elev. 8220-8280 ft.
T2N R19E S32 South1/2; also T1N R19E N1/2 S5.  
Conifer forest, meadow, willows. Phenology: vegetative only. 

C. H. Refsdal, 3174.  9/4/1994. 		 
_________________________________________________________________________

2393.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: south side of Forest Road 539 along west side of Deep Creek; Deep Creek Campground.  Elev. 7700 ft.
T1N R19E S1.  
Spruce forest, seeps, streambank. Phenology: vegetative only. 

C. H. Refsdal, 3224.  9/4/1994. 		 
_________________________________________________________________________

2394.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Ashley National Forest: Birch Creek, ca 6 air mi S of McKinnon, WY on east side of Forest Road 211.  Elev. 6820 ft.
T2N R17E S3 NW1/2.  
Moist creek bed. Phenology: vegetative only. 

C. H. Refsdal, 437.  6/2/1994. 		 
_________________________________________________________________________

2395.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Moffat County: North side of Diamond Peak, just below summit.  Elev. 9710 ft.
T12N R102W S33 SW1/4.  40.953 N, 108.8769 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Open aspen covered slope. Phenology: vegetative only. 

Ronald L. Hartman, 8858.  6/4/1979. 		RM 1009793	Barcode: RM0286255
     with B. E. Nelson
_________________________________________________________________________

2396.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: Hoop Lake area, ca 10 air mi S of Lonetree, WY; ca 0.5 road mi W of Hoop Lake Campground on Hoop Lake Road.  Elev. 8800-9000 ft.
T2N R16E S4 South1/2.  
Meadow and aspen grove (burned area). Phenology: vegetative only. 

C. H. Refsdal, 565.  6/7/1994. 		 
_________________________________________________________________________

2397.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: Hole in the Rock, ca 8.5 air mi S of Lonetree; ca 2.6 road mi W of Hoop Lake Campground on north side of Hoop Lake Road.  Elev. 8500-8800 ft.
T2N R16E S5 NE1/4.  
Extremely steep, loose shale slope in aspen and conifers; south aspect. Phenology: vegetative only. 

C. H. Refsdal, 601.  6/7/1994. 		 
_________________________________________________________________________

2398.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Cedar Mountain, ca 8 air mi NW of McKinnon; on both sides of Cedar Mountain Rim Road at second switchback climbing east flank of the mountain.  Elev. 7900-7980 ft.
T14N R111W S20 NW1/4.  41.1836 N, 109.9581 W; uncertainty .5 mi., Digital Map.  
Steep sagebrush slopes; aspen grove. Phenology: vegetative only. 

C. H. Refsdal, 674.  6/11/1994. 		RM 690711	Barcode: RM0264032
     with R. H. Lathrop
_________________________________________________________________________

2399.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Ferris Mountains: Miners Canyon on northeastern side of range, ca 16 air mi N of Independence Rock.  Elev. 6400-6600 ft.
T27N R86W S33.  42.2674 N, 107.1238 W.  
Along creek; chokecherry, hawthorn, willow, boxelder, and sagebrush common. Phenology: vegetative only. 

Amy J. Roderick, 7697.  8/6/1998. 		RM 
     with Kevin J. Taylor
_________________________________________________________________________

2400.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Ashley National Forest: ca 6 air mi S of McKinnon; ca 0.9 road mi S on Forest Road 211, on west side of the road.  Elev. 8600-9100 ft.
T2N R17E S10 NW1/4.  
Dense conifer-aspen forest on steep slopes with an eastern aspect. Phenology: vegetative only. 

C. H. Refsdal, 927.  6/20/1994. 		 
_________________________________________________________________________

2401.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway-Bitterrroot Wilderness: Bear Creek Pass: ca 6 mi on Forest Trail 516 at the switchbacks, ca 19 air mi WNW of Darby, MT.  Elev. 4737 ft.
46 06.668' N, 114 33.206' W; GPS reading.  
Rocky hillside with mixed coniferous forest. Phenology: vegetative only. 

Georgia G. Thomas, 4976.  8/9/2014. 		RM 
_________________________________________________________________________

2402.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: along Deep Creek on Forest Road 468, the Magruder Corridor, ca 4.5 air mi W of Nez Perce Pass, ca 73.5 air mi SE of Kooskia.  Elev. 5100 ft.
T27N R15E S3.  45 42.307' N, 114 35.521' W; unknown, , GPS reading.  
Coniferous slopes with rock outcrops and streamside. Phenology: vegetative only. 

Ronald L. Hartman, 93267.  6/14/2013. 		RM 
     with Georgia G. Thomas
_________________________________________________________________________

2403.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: north end of Black Mountain and Pine Spring area, ca 26 air mi S of Green River.  Elev. 6800-7900 ft.
T14N R110W S13 S1/2; also S24; also NE1/4 S25; T14N R109W S19 W1/2 and S30.  41.1947 N, 109.761 W; uncertainty 3 mi..  
Sagebrush slopes, cushion communities, conglomerate rim rock, wind swept mesa top, and spring area. Phenology: vegetative only. 

Ronald L. Hartman, 45300.  5/24/1994. 		RM 690726	Barcode: RM0264027
     with Tom Cramer and Charmaine Refsdal
_________________________________________________________________________

2404.  Populus tremuloides Michx. 				Salicaceae

U.S.A., South Dakota, Pennington County: Black Hills: Smith Gulch, ca 1 mi SW of Rochford, ca 15 mi NW of Hill City.  Elev. 5560 ft.
T2N R3E S22 NE1/4.  
Shrub iron fen, margin below north-facing slope, in partial shade; with Betula glandulosa, Carex utriculata, and Rubus idaeus. Uncommon. 

Bonnie Heidel, 4323.  7/3/2016. 		RM 937994	Barcode: RM0107883
_________________________________________________________________________

2405.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Albany County: Tom Thorne-Beth Williams Wildlife Habitat Management Area: lower Johnson Creek, ca 31 mi E of Rock River.  Elev. 6100 ft.
T21N R71W S21.  41 46.6' N, 105 21.4' W; NAD 83, uncertainty .25 mi., Nat. Geog. TOPO!.  
Stream bank, with Populus angustifolia, Symphoricarpos. Tree 2 m high. Phenology: vegetative only. 

Robert D. Dorn, 11802.  8/11/2016. 		RM 937839	Barcode: RM0106958
_________________________________________________________________________

2406.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clearwater County: Clearwater Mountains: Trail 154, along ridge and slopes between Teakwah Creek to the W and Jackknife Creek to the E, ca 21 air mi NE of Pierce. Collection extent ca 6 mi on and in vicinity of trail.  Elev. 2320-4920 ft.
T38N R8E S16; also S4, S9 and T39N R8E S33.  46.6312 N, 115.4654 W to 46.6597 N, 115.4576 W to 46.6673 N, 115.4554 W; WGS 84, , GPS reading.  
Habitats varied: ranging from steep, southerly-facing slopes dominated by bluebunch wheatgrass; saddles and shoulder-slopes of seral Pseudotsuga menziesii/Abies grandis communities; dense shrub thickets of Ceanothus velutinus; to prominent rock outcrops where cryptogamic crust is well-developed.  History of fire disturbance evident throughout. Phenology: vegetative only. 

Crista L. O'Conner, 1381.  6/23/2016. 		RM 
_________________________________________________________________________

2407.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Clearwater County: Bitterroot Mountains: North Fork Clearwater River: North Fork Headwater Trail 373, spanning ca 6-9 air mi W of Montana. Collection extent includes from Trail Head to confluence of Meadow Creek, ca 3.5-4 mi.  Elev. 3700-4200 ft.
T41N R11E S28 NE1/4; also SW1/4 S21, NE1/4 S20, SW1/4 S17, NE1/4 S18, and E1/2 S7.  46.8746 N, 115.0743 W to 46.8882 N, 115.0982 W to 46.907 N, 115.1161 W; WGS 84, , GPS reading.  
Colony growing in talus slope. Phenology: vegetative only. 

Crista L. O'Conner, 2378.  7/13/2016. 		RM 
_________________________________________________________________________

2408.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Idaho, Idaho County: Clearwater Mountains: Sherman Creek drainage, along and in vicinity of Trail 203, ca 5.5 mi SW of Castle Butte.  Elev. 5160 ft.
T35N R9E S3.  46.3973 N, 115.3163 W; WGS 84, , GPS reading.  
Lush parkland with ca 45 degree slope of westerly aspect--supplied seeps and soil moisture by snow melt. Margined by forests of Abies lasiocarpa and Picea engelmannii, predominantly. Clonal groves of Populus tremuloides occasional. Phenology: vegetative only. 

Crista L. O'Conner, 3508.  6/14/2017. 		RM 
_________________________________________________________________________

2409.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Clay Basin: Pigeon Basin, ca 4.7 air mi NNE of Dutch John; 4 mi E on Browns Park Road from Wyo Hwy 191S on north side of road.  Elev. 6760-6840 ft.
T3N R23E S17; Center of S17.  
White chalky bluffs, sandy soils. Phenology: vegetative only. 

C. H. Refsdal, 3727.  6/7/1995. 		 
     with S. Goodrich
_________________________________________________________________________

2410.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Sierra Madre: ca 8 mi NE of Savery.  Elev. 8400 ft.
41 6.6' N, 107 13.3' W; unknown, , GPS reading.  
Aspen-fir habitat with Fragaria and Ranunculus. Tree 4m high. Phenology: vegetative only. 

Robert D. Dorn, 12082.  6/21/2018. 		RM 958421	Barcode: RM0215303
_________________________________________________________________________

2411.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: ca 24 mi S of Evanston on the east side of Utah Hwy 150.  Elev. 8440-8500 ft.
T2N R10E S21 NW1/4.  
Spruce forest, gentle slopes, mostly west aspect. Phenology: vegetative only. 

C. H. Refsdal, 4332.  6/24/1995. 		 
     with Larry Refsdal
_________________________________________________________________________

2412.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: ca 30 air mi S of Evanston; 4 mi S on Forest Service Road 057 to Christmas Meadows, on both sides of the road.  Elev. 8760-8820 ft.
T1N R10E S15 NW1/4; also SW1/4 S10.  
Willows, seeps, meadow. Phenology: vegetative only. 

C. H. Refsdal, 4523.  6/28/1995. 		 
_________________________________________________________________________

2413.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: ca 24 air mi SE of Evanston; 7.5 mi E on Forest Road 058 on south side of the road.  Elev. 8760-8860 ft.
T2N R11E S7 N1/2.  
Aspen groves. Phenology: vegetative only. 

C. H. Refsdal, 5037.  7/8/1995. 		 
     with B. E. Nelson
_________________________________________________________________________

2414.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: west end of Fossil Ridge, ca 16 air mi W of Kemmerer; 7.3 mi SW on Northwest Pipeline access road.  Elev. 7400-7760 ft.
T21N R118W S29 N1/2.  41.7675 N, 110.8375 W; uncertainty 1 mi..  
Aspen woods. Phenology: vegetative only. 

C. H. Refsdal, 5221.  7/10/1995. 		RM 688200	Barcode: RM0263483
     with B. E. Nelson
_________________________________________________________________________

2415.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: ca 10 air mi SW of Mountain View; 4.4 mi S on County Road 279.  Elev. 7920-8020 ft.
T13N R116W S11 NE1/4; also NW1/4 S12.  41.1197 N, 110.4586 W; uncertainty 1 mi..  
Aspen grove. Phenology: vegetative only. 

C. H. Refsdal, 5351.  7/13/1995. 		RM 688199	Barcode: RM0263482
_________________________________________________________________________

2416.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: Wasatch National Forest: ca 16 air mi SW of Mountain View.  Elev. 8440-8500 ft.
T12N R116W S3 NW1/4.  41.0481 N, 110.4772 W.  
Aspen forest, dark humus soils. Phenology: vegetative only. 

C. H. Refsdal, 5416.  7/13/1995. 		RM 688198	Barcode: RM0263481
_________________________________________________________________________

2417.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: Sols Canyon, ca 8 air mi SW of Manila; 0.9 mi S on Forest Road 014.  Elev. 8640-8800 ft.
T2N R18E S11.  
Steep calcareous cliffs with hydrothermic altered clay soils. Phenology: vegetative only. 

C. H. Refsdal, 5497.  7/15/1995. 		 
_________________________________________________________________________

2418.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: Buck Fever Ridge and Milich Ditch, ca 18 air mi SW of Lyman; ca 1.1 mi S on Forest Service Road 075.  Elev. 8450-8480 ft.
T13N R115W S33 NW1/4.  41.0622 N, 110.3825 W; uncertainty 0.5 mi..  
Aspen, sagebrush, gravelly soils. Phenology: vegetative only. 

C. H. Refsdal, 5543.  7/17/1995. 		RM 688264	Barcode: RM0263476
     with Laura Welp
_________________________________________________________________________

2419.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: Wasatch National Forest: Buck Fever Ridge, ca 19 air mi SW of Lyman; 0.7 mi S of the Forest Boundary on Forest Road 075 on the east side of the East Fork Smiths Fork.  Elev. 8600-8660 ft.
T12N R115W S5 NE1/4.  41.0481 N, 110.4006 W; uncertainty 0.5 mi..  
Creek, spruce-fir forest. Phenology: vegetative only. 

C. H. Refsdal, 5573.  7/17/1995. 		RM 688262	Barcode: RM0263480
     with Laura Welp
_________________________________________________________________________

2420.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: ca 5.2 air mi SW of Dutch John; 0.7 mi E of junction of Utah Hwys 44/191 on west side of Utah Hwy 44.  Elev. 7800-8040 ft.
T1N R22E S5 NW1/4.  
Creek, seeps, open meadows with some aspen. Phenology: vegetative only. 

C. H. Refsdal, 5655.  7/18/1995. 		 
_________________________________________________________________________

2421.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: west flank of Cedar Mountain, ca 5 air mi NE of Lonetree; 2.6 mi E of junction of Sage Creek Mountain Road/County Road 4-1 on both sides of county road.  Elev. 8140-8260 ft.
T13N R112W S17 E1/2.  41.1067 N, 110.0603 W; uncertainty 1 mi..  
Loose clay soils, aspen/sagebrush, spring. Phenology: vegetative only. 

C. H. Refsdal, 5822.  7/23/1995. 		RM 688261	Barcode: RM0263479
_________________________________________________________________________

2422.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: Wasatch National Forest: Gilbert Creek, ca 17 air mi SSE of Mountain View; 0.4 mi E from Forest Road 075.  Elev. 8800-8880 ft.
T12N R115W S8.  41.0337 N, 110.4006 W; uncertainty 1 mi..  
Aspen/lodgepole forest, exposed west aspect, gravelly soils. Phenology: vegetative only. 

C. H. Refsdal, 5994.  7/25/1995. 		RM 688260	Barcode: RM0263478
_________________________________________________________________________

2423.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Uinta County: North Slope Uinta Mountains: Blacks Fork, ca 9.2 air mi SW of Robertson; 9.9 mi S on County Road 271.  Elev. 8420-8540 ft.
T12N R117W S2 W1/2.  41.047 N, 110.5739 W; uncertainty 1 mi..  
Creekside, sandy soils, conifer/aspens. Phenology: vegetative only. 

C. H. Refsdal, 6133.  7/29/1995. 		RM 688259	Barcode: RM0263477
_________________________________________________________________________

2424.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: Green River, ca 12.2 air mi ESE of Dutch John.  Elev. 5400 ft.
T2N R25E S31 NW1/4; also T2N R24E NE1/4 S36.  
River's edge, mostly sandy, Salix, Carex. Phenology: vegetative only. 

C. H. Refsdal, 6484.  8/1/1995. 		 
     with Barbara McNight
_________________________________________________________________________

2425.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Seminoe Mountains: Morgan and Marking Pen creeks on County Road 351, ca 2 air mi W of Seminoe Dam.  Elev. 6900 ft.
T25N R84W S6 SW1/4.  42.1663 N, 106.9291 W.  
Along creek; cottonwood and aspen common. Phenology: vegetative only. 

Amy J. Roderick, 8091.  8/12/1998. 		RM 
_________________________________________________________________________

2426.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: Poison Mountain, ca 23 air mi S of Mountain View, Wyoming on west side of Forest Road 046.  Elev. 9050-9660 ft.
T3N R15E S33 NE1/4.  
Steep slopes, gravelly clay soils, sagebrush, Amelanchier, aspen, conifers. Phenology: vegetative only. 

C. H. Refsdal, 6552.  8/4/1995. 		 
_________________________________________________________________________

2427.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: ca 8.4 air mi S of Lonetree, Wyoming on both sides of Forest Road 164.  Elev. 8800-8820 ft.
T2N R15E S1.  
Seeps, roadside, aspen. Phenology: vegetative only. 

C. H. Refsdal, 6686.  8/4/1995. 		 
_________________________________________________________________________

2428.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: ca 28.5 air mi S of Evanston, Wyoming; 2.1 mi W on Forest Road 32 from Utah Hwy 150.  Elev. 9040-9120 ft.
T2N R9E S36.  
Spruce/fir forest, organic duff, moderate slopes. Phenology: vegetative only. 

C. H. Refsdal, 7122.  8/18/1995. 		 
_________________________________________________________________________

2429.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Humpy Creek, ca 26 air mi S of Evanston, Wyoming; 0.4 mi N of junction of Forest roads 032/071.  Elev. 9160-9200 ft.
T2N R9E S33 N1/2.  
Open dry meadow, hard clay soils with scattered spruce. Phenology: vegetative only. 

C. H. Refsdal, 7164.  8/18/1995. 		 
_________________________________________________________________________

2430.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: East Fork Bear River, ca 28 air mi SSE of Evanston, Wyoming.  Elev. 9060-9120 ft.
T1N R10E S1 NE1/4.  
Wet meadow. Phenology: vegetative only. 

C. H. Refsdal, 7417.  8/19/1995. 		 
_________________________________________________________________________

2431.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: Burnt Creek, ca 10.8 air mi SSE of Manila; south side of Utah Hwy 44.  Elev. 7900-8000 ft.
T1N R20E S9.  
Creekside, conifer forest. Phenology: vegetative only. 

C. H. Refsdal, 7592.  8/21/1995. 		 
     with S. Goodrich
_________________________________________________________________________

2432.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Ashley National Forest: East Fork Eagle Creek, ca 9.6 air mi SE of Manila; 1.4 mi W of Red Canyon Road on both sides of Forest Road 529.  Elev. 7700-8080 ft.
T1N R21E S4.  
Creekside, alder, subalpine fir. Phenology: vegetative only. 

C. H. Refsdal, 7849.  9/2/1995. 		 
_________________________________________________________________________

2433.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Rampart Range: off County Road 67 at old logging road, ca 2.5 road mi from the intersection with South Platte Road; ca 4.2 air mi NE of Deckers.  Elev. 6880-7640 ft.
T9S R69W S6; also S7.  39.2945 N, 105.1571 W; uncertainty 1 mi..  
Along the banks of the creek and adjacent open areas. Phenology: vegetative only. 

Timothy W. Chumley, 1074.  6/22/1995. 		 
_________________________________________________________________________

2434.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: off Blue Mountain or Wagon Tongue or County Road 98 or Forest Road 239 at intersection with Forest Road 240 at Blue Mountain and Fish Creek.  Elev. 8400-9230 ft.
T13S R71W S17 NW1/2; also SC1/2 S8, NE1/4 S18.  38.9189 N, 105.36 W; uncertainty 1 mi..  
On the banks of the stream. Phenology: vegetative only. 

Timothy W. Chumley, 1146.  6/23/1995. 		 
_________________________________________________________________________

2435.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: off Forest Road 207, on the banks and slopes above the South Platte River, ca 1/2 road mi N of USFS Happy Meadows Campground; ca 2-1/2 air mi N of town of Lake George.  Elev. 8800-9125 ft.
T12S R71W S8 NW1/4.  39.0202 N, 105.36 W; uncertainty 1 mi..  
Wooded, granitic slopes with occasional rock outcrops in ponderosa pine. Phenology: vegetative only. 

Timothy W. Chumley, 1214.  6/28/1995. 		 
_________________________________________________________________________

2436.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: Sixmile Creek W of Poison Spider Road, ca 18.5 air mi SW of Waltman.  Elev. 7200-7300 ft.
T33N R88W S14 NE1/4.  42.8292 N, 107.3555 W.  
Along creek in canyon of granite outcrops; limber pine, Rocky Mountain juniper, and Holodiscus common. Phenology: vegetative only. 

Amy J. Roderick, 8272.  8/15/1998. 		RM 
_________________________________________________________________________

2437.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Puma Hills: off Forest Road 251, ca 1.2 air mi from intersection with Forest Road 247 or County Road 92, ca 4.5 air mi WSW of town of Lake George.  Elev. 8760-9040 ft.
T12S R72W S34 South 1/2.  38.9633 N, 105.4298 W; uncertainty 1 mi..  
Wooded slopes with ponderosa pine, aspen and occasional granitic outcrops. Phenology: vegetative only. 

Timothy W. Chumley, 1488.  7/4/1995. 		 
_________________________________________________________________________

2438.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: off County Road 403 along Forest Road 893 and 891, ca 5 air mi S of town of Lake George.  Elev. 8740-8815 ft.
T13S R71W S19 SE1/4; also NE1/4 S30.  38.9044 N, 105.3785 W; uncertainty 1 mi..  
Wooded uplands with ponderosa pine, Colorado blue spruce and large aspen groves. Phenology: vegetative only. 

Timothy W. Chumley, 1590.  7/8/1995. 		 
     with Irene Thien
_________________________________________________________________________

2439.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: along tributary of Tarryall Creek, at Forest roads 211D and 211E, off Forest Road 211, ca 4.9 road mi from junction with County Road 77, ca 8 air mi N of town of Lake George.  Elev. 8520-9130 ft.
T11S R71W S7 SW1/4.  39.107 N, 105.3785 W; uncertainty 1 mi..  
Open, shrubby wetland with flowing stream. Phenology: vegetative only. 

Timothy W. Chumley, 1670.  7/8/1995. 		 
     with Irene Thien
_________________________________________________________________________

2440.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Teller County: East-central Colorado: Mosquito Range to Plains: Rampart Range: off County Road 62 or Forest Road 383 ca 1 road mi from junction with Colo Hwy 67 and following a ridgeline E above the Mennonite camp, ca 3.5 air mi SSE of Divide.  Elev. 9400-10240 ft.
T13S R69W S29 N1/2; also NE1/4 S30.  38.8899 N, 105.1377 W; uncertainty 1 mi..  
Open grassy slopes with occasional granite outcrops, bordered by limber pine and aspen forest. Phenology: vegetative only. 

Timothy W. Chumley, 1741.  7/11/1995. 		 
_________________________________________________________________________

2441.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Teller County: East-central Colorado: Mosquito Range to Plains: from the Crags Trailhead at USFS Crags Campground up a south-facing slope to a ridge just W of the Crags, and along Fourmile Creek, ca 5 air mi SSE of Divide.  Elev. 10060-10860 ft.
T13S R69W S33 South 1/2.  38.8755 N, 105.1192 W; uncertainty 1 mi..  
In an aspen grove and open, grassy flats adjacent to the stream. Phenology: vegetative only. 

Timothy W. Chumley, 1816.  7/11/1995. 		 
_________________________________________________________________________

2442.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: along County Road 12, ca 1 air mi SW of Stoney Face Mountain, ca 15.5 air mi NNW of Cotopaxi.  Elev. 9950-10800 ft.
T50N R11E S22 NW1/4; also NE1/4 S23.  38.5729 N, 105.7446 W; uncertainty 1 mi..  
In a large aspen grove in a wetland. Phenology: vegetative only. 

Timothy W. Chumley, 1831.  7/13/1995. 		 
_________________________________________________________________________

2443.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jefferson County: East-central Colorado: Mosquito Range to Plains: Buffalo Creek Recreation Area: Miller Gulch off Forest Road 554 at Trail 728 along the stream in Miller Gulch, ca 7.2 air mi ESE of Bailey; ca 4 air mi WSW of town of Buffalo Creek.  Elev. 7440-7680 ft.
T8S R71W S4 SE1/4.  39.3814 N, 105.3434 W; uncertainty 1 mi..  
On edges of young dense aspen grove surrounding a flowing stream. Phenology: vegetative only. 

Timothy W. Chumley, 2053.  7/19/1995. 		 
     with Steve and Ryan Vest
_________________________________________________________________________

2444.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Teller County: East-central Colorado: Mosquito Range to Plains: Rampart Range: USFS Woodland Park Work Center, 1400 Rampart Range Road or County Road 22, ca 2 road mi N of intersection with U.S. Hwy 24, ca 2 air mi N of Woodland Park.  Elev. 8420-8560 ft.
T12S R68W S7 SW1/4.  39.0202 N, 105.0451 W; uncertainty 1 mi..  
On slopes in open ponderosa pine forest. Phenology: vegetative only. 

Timothy W. Chumley, 2151.  7/21/1995. 		 
_________________________________________________________________________

2445.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Teller County: East-central Colorado: Mosquito Range to Plains: Front Range: Horsethief Park off Forest Trail 704 from trailhead at Waters Tunnel on Colo Hwy 67, ca 8 air mi S of Divide.  Elev. 10100-10800 ft.
T14S R69W S17 NE1/4; also E1/2 S8 and NW1/4 S9.  38.8321 N, 105.1377 W; uncertainty 1 mi..  
In a young aspen grove. Phenology: vegetative only. 

Timothy W. Chumley, 2231.  7/21/1995. 		 
_________________________________________________________________________

2446.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: off Forest Road 101 or Crow Gulch Road along a ridge above the road, and along a drainage of Deer Creek, ca 1.2 air mi S of Highland Park; ca 5.6 air mi NW of Bailey. C1/2  Elev. 9080-9600 ft.
T6S R73W S34; S34.  39.4841 N, 105.5426 W; uncertainty 1 mi..  
On and around granite outcrops in lodgepole pine and aspen. Phenology: vegetative only. 

Timothy W. Chumley, 2322.  7/23/1995. 		 
_________________________________________________________________________

2447.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Teller County: East-central Colorado: Mosquito Range to Plains: Front Range: off Gold Camp or County Road 8 or Forest Road 370, ca 5 road mi E of intersection with County Road 81, at forest boundary, ca 7.1 air mi ESE of Cripple Creek.  Elev. 9400-10800 ft.
T15S R68W S19 South 1/2; also N1/2 S30.  38.7308 N, 105.0451 W; uncertainty 1 mi..  
On an Engelmann spruce covered granite outcrop bordered by aspen. Phenology: vegetative only. 

Timothy W. Chumley, 2555.  7/31/1995. 		 
_________________________________________________________________________

2448.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Teller County: East-central Colorado: Mosquito Range to Plains: Front Range: at the bog in Bull Park, surrounding hillsides and adjacent stream valley, ca 7.2 air mi ENE of Cripple Creek.  Elev. 10520-10800 ft.
T15S R68W S5 SW1/4; also SE1/4 S6, NE1/4 S7.  38.7742 N, 105.0266 W; uncertainty 1 mi..  
On east-facing slopes in a dense, young aspen grove. Phenology: vegetative only. 

Timothy W. Chumley, 2605.  8/1/1995. 		 
_________________________________________________________________________

2449.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Jefferson County: East-central Colorado: Mosquito Range to Plains: Lost Creek Wilderness: along Wigwam Creek and adjacent slopes, loosely following the Wigwam or Forest Trail 609, ca 7 air mi W of Deckers.  Elev. 8120-9200 ft.
T9S R71W S18 South 1/2; also NE1/4 S19 and S20.  39.2656 N, 105.3807 W; uncertainty 1 mi..  
Flat open area adjacent to stream, bordered by aspen and spruce with occasional ponderosa pine. Phenology: vegetative only. 

Timothy W. Chumley, 2692.  8/4/1995. 		 
_________________________________________________________________________

2450.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: from a seep at intersection of Forest Road 211 and Forest Road 540 to Corral Creek and surrounding uplands, ca 10 air mi N of town of Lake George.  Elev. 7200-8539 ft.
T11S R71W S5 N1/2; also NW1/4 S4.  39.1215 N, 105.36 W; uncertainty 1 mi..  
At a seep surrounded by Betula, Alnus, Populus tremuloides and Pseudotsuga forest. Phenology: vegetative only. 

Timothy W. Chumley, 2730.  8/6/1995. 		 
_________________________________________________________________________

2451.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Rampart Range: along Fern Creek and surrounding uplands, approx 0.2 road mi from intersection with Forest Road 351 or Fern Creek Road, ca 12 air mi N of Woodland Park. EC1/4  Elev. 8000-9000 ft.
T10S R69W S23; S23; also S24 and S13.  39.1642 N, 105.0826 W; uncertainty 1 mi..  
Granitic-gravelly uplands in ponderosa pine and Douglas fir. Phenology: vegetative only. 

Timothy W. Chumley, 2928.  8/8/1995. 		 
_________________________________________________________________________

2452.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Rampart Range: along Jackson Creek, ca 1 air mi N of intersection of Forest Road 300 or Rampart Range Road and Forest Road 507 or Jackson Creek Road, ca 17 air mi N of Woodland Park.  Elev. 8200-8600 ft.
T9S R69W S22 SE1/4.  39.2511 N, 105.1012 W; uncertainty 1 mi..  
On the banks of the stream. Phenology: vegetative only. 

Timothy W. Chumley, 3015.  8/8/1995. 		 
_________________________________________________________________________

2453.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Platte River Mountains: Kenosha Pass and E along a drainage leading to Kenosha Creek, ca 1.2 air mi NE of intersection of Forest Road 126 and U.S. Hwy 285, ca 5 air mi NE of Jefferson.  Elev. 9760-10080 ft.
T7S R75W S22 SE1/4; also S23.  39.4263 N, 105.7649 W; uncertainty 1 mi..  
In a wet drainage in aspen, with Potentilla fruticosa. Phenology: vegetative only. 

Timothy W. Chumley, 3183.  8/15/1995. 		 
_________________________________________________________________________

2454.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Platte River Mountains: Hall Valley along the North Fork of the South Platte River and adjacent slopes, ca 4.7 air mi NW of Webster.  Elev. 9200-11120 ft.
T6S R75W S31 NE1/4; also South 1/2 S30, EC1/4 S32; also WC1/4 S33.  39.4841 N, 105.8204 W; uncertainty 1 mi..  
Along the banks of the river and adjacent slopes. Phenology: vegetative only. 

Timothy W. Chumley, 3243.  8/18/1995. 		 
_________________________________________________________________________

2455.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: off County Road 311, ca 1 air mi S of Park County, ca 10 air mi SW of town of Cripple Creek; ca 17.5 air mi NNW of Canon City.  Elev. 7640-8200 ft.
T16S R71W S4; also S5.  38.6831 N, 105.3375 W; uncertainty 1 mi..  
Upper slopes dominated by pinyon pine and Gambel's oak, and adjacent grasslands on rolling hills. Phenology: vegetative only. 

Timothy W. Chumley, 475.  5/25/1995. 		 
_________________________________________________________________________

2456.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Rampart Range: Bridge Gulch off Colo Hwy 67 at Trout Creek or County Road 70, ca 3 air mi SE of Deckers; ca 16.4 air mi NNW of Woodland Park.  Elev. 6500-7250 ft.
T9S R70W S36 W1/2; also SW1/4 S25.  39.2221 N, 105.1758 W; uncertainty 1 mi..  
Lower slopes of drainage with open meadows among ponderosa pine and aspen. Phenology: vegetative only. 

Timothy W. Chumley, 945.  6/19/1995. 		 
_________________________________________________________________________

2457.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Platte River Mountains: at U.S.FS Hall Valley Campground along the North Fork of the South Platte River, ca 4.75 air mi WNW of Webster; ca 7.5 air mi N of Jefferson.  Elev. 9840-10000 ft.
T6S R75W S32.  39.4841 N, 105.8019 W; uncertainty 1 mi..  zone 13.  
Open wetlands above the river with aspen, spruce and fir, and Potentilla fruticosa. Phenology: vegetative only. 

Timothy W. Chumley, 3353.  5/29/1996. 		 
     with Cassie Dunst
_________________________________________________________________________

2458.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: South Park: Mexican Ridge: along slopes and ridgetops of Mexican Ridge, ca 8.5 air mi E of Fairplay; ca 5.5 air mo SE of Como.  Elev. 9600-10120 ft.
T9S R76W S27 E1/2; also W1/2 S26, SW1/4 S23, SE1/4 S22.  39.2384 N, 105.876 W.  zone 13, 425745E, 4343875N.  
In aspen on moderate slopes at lower elevation, with coarse humus soils and locally abundant Pedicularis spp. Phenology: vegetative only. 

Timothy W. Chumley, 3411.  5/30/1996. 		 
_________________________________________________________________________

2459.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Thirtynine Mile Volcanic Range: Cross Creek: off Forest Road 270 and 256 on slopes above and floodplain of Cross Creek, ca 8.5 air mi NW of Guffey.  Elev. 9600-10800 ft.
T14S R73W S6 E1/2; also NW1/4 S7.  38.8625 N, 105.5967 W.  zone 13, 447595E, 4301519N.  
On north-facing slopes on occasionally rocky volcanic soils in aspen. Phenology: vegetative only. 

Timothy W. Chumley, 3515.  6/2/1996. 		 
_________________________________________________________________________

2460.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Buffalo Creek Recreation Area: off Forest Road 554 S of Miller Gulch off Forest Trails 727 or Baldy Trail and 726 or Gashouse Trail, ca 4 air mi SW of town of Buffalo Creek.  Elev. 7400-8140 ft.
T8S R71W S9 NE1/4; also W1/2 S10.  39.3669 N, 105.3434 W.  zone 13, 470608E, 4357705N.  
Dry uplands in ponderosa pine forest with granitic-gravelly soils. Phenology: vegetative only. 

Timothy W. Chumley, 3596.  6/5/1996. 		 
_________________________________________________________________________

2461.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Platte River Mountains: off County Road 64A or Forest Road 110, along Forest Trail 607 or Brookhaven Trail, ca 3 air mi WSW of Bailey.  Elev. 8000-8800 ft.
T7S R73W S25 SW1/4; also S35.  39.4118 N, 105.5056 W.  zone 13, 455535E, 4360128N.  
In aspen along the banks of a small stream, with deep, moist loamy soils. Phenology: vegetative only. 

Timothy W. Chumley, 3626.  6/5/1996. 		 
_________________________________________________________________________

2462.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: off Michigan Creek or County Road 54 at forest boundary, approx 1/4 mi SE of junction with Forest Road 870, ca 4.5 air mi NW of Jefferson.  Elev. 9860-11220 ft.
T7S R76W S27 NE1/4.  39.4118 N, 105.876 W.  zone 13, 424921E, 4362601N.  
In a moderately dense aspen grove surrounding a dense Salix wetland. Phenology: vegetative only. 

Timothy W. Chumley, 3669.  6/15/1996. 		 
_________________________________________________________________________

2463.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: South Park: Red Hill: along slopes and ridgetops of Red Hill S of U.S. Hwy 285 at Red Hill Pass, ca 3 air mi NE of Fairplay.  Elev. 9500-10250 ft.
T9S R77W S25; also W1/2 S24, NE1/4 S26 and E1/2 S23.  39.2384 N, 105.9501 W.  zone 13, 418426E, 4343246N.  
In mixed aspen-spruce-pine forest with sandy-rocky soils. Phenology: vegetative only. 

Timothy W. Chumley, 3858.  6/20/1996. 		 
_________________________________________________________________________

2464.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Gardner Peak/Crampton Mountain: on slopes, ridges and peaks and along Tallahassee Creek, off County Road 21A ca 15.2 air mi ENE of Canon City.  Elev. 7800-8930 ft.
T17S R72W S30.  38.5403 N, 105.4858 W.  zone 13, 456996E, 4265076N.  
On ridgetop rock outcrops and north-facing slopes in Douglas fir and concolor fir forest. Phenology: vegetative only. 

Timothy W. Chumley, 4052.  6/25/1996. 		 
_________________________________________________________________________

2465.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Tarryall Mountains: along Forest Road 56 or Lost Park Road on North Fork of Lost Creek and surrounding slopes, ca 7 air mi ESE of Jefferson.  Elev. 9400-10400 ft.
T8S R74W S16; also S14, S15, S17 and S24.  39.354 N, 105.6723 W.  zone 13, 441817E, 4356407N.  
Roadside. Phenology: vegetative only. 

Timothy W. Chumley, 4246.  6/29/1996. 		 
_________________________________________________________________________

2466.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Puma Hills: off Forest Road 234 ca 0.4 rd mi N of intersection with County Road 98 and County Road 100, ca 8 air mi SW of town of Lake George.  Elev. 8940-9240 ft.
T13S R72W S28 W1/2.  38.8913 N, 105.4484 W.  zone 13, 460718E, 4305298N.  
In an aspen grove with moist, loamy soil. Phenology: vegetative only. 

Timothy W. Chumley, 4312.  7/1/1996. 		 
_________________________________________________________________________

2467.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Rampart Range: Stevens Gulch: at head of gulch and ridges to E off Forest Road 512, ca 1 air mi N of U.S.FS Indian Creek Work Center, ca 4.3 air mi ESE of town of South Platte.  Elev. 7360-8060 ft.
T7S R69W S34 SE1/4.  39.3959 N, 105.1012 W.  zone 13, 491727E, 4360285N.  
Roadside in aspen grove. Phenology: vegetative only. 

Timothy W. Chumley, 4800.  7/19/1996. 		 
_________________________________________________________________________

2468.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Douglas County: East-central Colorado: Mosquito Range to Plains: Rampart Range: slopes and ridges ca 1 mi E of Noddleheads, off Colo Hwy 67 near trailhead for Forest Trail Road 677, ca 7.2 air mi NE of Deckers.  Elev. 7440-7840 ft.
T8S R69W S29 N1/2.  39.3235 N, 105.1385 W.  zone 13, 488887E, 4352352N.  
In a moist, open drainage with stands of aspen and occasional Douglas fir. Phenology: vegetative only. 

Timothy W. Chumley, 4844.  7/21/1996. 		 
_________________________________________________________________________

2469.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Continental Divide: French Creek: W along the creek and adjacent slopes and ridges from crossing with Michigan Creek or Forest Road 54, ca 7 air mi NW of Jefferson.  Elev. 10520-11600 ft.
T7S R76W S20 South 1/2.  39.4263 N, 105.913 W.  zone 13, 421547E, 4364019N.  
On steep, rocky slopes in spruce-fir forest, with dense stands of young aspen. Phenology: vegetative only. 

Timothy W. Chumley, 5025.  7/24/1996. 		 
_________________________________________________________________________

2470.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Fremont County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Cable Gulch: off Forest Road 174, ca 12.4 air mi NE of Salida.  Elev. 9200-9500 ft.
T51N R12E S9 N1/2; also NE1/4 S8.  38.6858 N, 105.6541 W.  zone 13, 422760E, 4281942N.  
In aspen stands on edge of park. Phenology: vegetative only. 

Timothy W. Chumley, 5196.  7/28/1996. 		 
     with Irene Thien
_________________________________________________________________________

2471.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Park County: East-central Colorado: Mosquito Range to Plains: Arkansas River Drainage: Cals Fork Gulch: off Forest Road 187 or County Road 187 W along stream at head of gulch, ca 12 air mi SE of Buena Vista.  Elev. 9440-9560 ft.
T15S R76W S7 South 1/2; also SW1/4 S8.  38.7617 N, 105.9304 W.  zone 13, 419183E, 4289638N.  
In ponderosa pine forest with granitic-gravelly soils, and occasional Douglas fir and stands of aspen. Phenology: vegetative only. 

Timothy W. Chumley, 5242.  7/28/1996. 		 
     with Irene Thien
_________________________________________________________________________

2472.  Populus tremuloides Michx. 				Salicaceae

U.S.A., Colorado, Teller County: East-central Colorado: Mosquito Range to Plains: Signal Butte: off Forest Road 362 ca 8.9 air mi NE of town of Lake George.  Elev. 8640-9460 ft.
T11S R70W S28 NE1/4.  39.0636 N, 105.2303 W.  zone 13, 481266E, 4322877N.  
In ponderosa pine forest with gravelly soils. Phenology: vegetative only. 

Timothy W. Chumley, 5388.  7/30/1996. 		 
_________________________________________________________________________

2473.  Populus tremuloides Michx. var. intermedia Vict. 				Salicaceae

Canada, Quebec, Deux Montagnes County: Oka: près du lac des Deux-Montagnes.
Sables de la Pinière. Phenology: flowering & fruiting. 

F. Marie-Victorin, 26000.  3/31/1926. 		RM 134135	Barcode: RM0005524
_________________________________________________________________________

2474.  Populus tremuloides Michx. var. magnifica Vict. var. nov. 				Salicaceae

Canada, Quebec: Longueuil, Co. De Chambly.
Dans une baissière entre deux affleurements basaltiquas. Fruits dehiscents. Phenology: fruiting. 

F. Marie-Victorin, 29555.  5/27/1927. 		RM 134275	Barcode: RM0005525
     with F. Rolland-Germain
_________________________________________________________________________

2475.  Populus tremuloides Michx. var. rhomboidea Vict. 				Salicaceae

Canada, Quebec: Rivière Vauréal.
Sur les alluvions a l'entree de la riviere. Phenology: vegetative only. 

F. Marie-Victorin, 29454.  8/14/1927. 		RM 134139	Barcode: RM0005526
     with F. Rolland-Germain
_________________________________________________________________________