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

Database Search Results

424 matching records found (of 424).
Search query: Genus begins with Equisetum, Species begins with hyemale, Subtaxon begins with affine, (search polygon not defined)
Sorted by: Scientific Name

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1.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: along Clocktower Creek, ca 6-7 air mi W of Wapiti.  Elev. 6400-7100 ft.
T51N R106W S26 SE1/4; also NE1/4 S35.  44.3603 N, 109.5837 W.  
Stream bottom and adjacent slopes. Phenology: fruiting. 

David Rosenthal, 100.  7/25/1996. 		USFS 852915	Barcode: USFS0037520
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2.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Shoshone National Forest: Northern Absaroka Wilderness: up Crandall Trail, ca 36 air mi WNW of Cody.  Elev. 6600-7300 ft.
T56N R107W S13 South1/2; also NE1/4 S23.  44.8336 N, 109.6985 W.  
Stream bottom and slopes. Phenology: spores. 

David Rosenthal, 2905.  7/22/1997. 		USFS 855297	Barcode: USFS0041325
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3.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Buffalo Bill Reservoir, ca 12 air mi ESE of Wapiti.  Elev. 5500 ft.
T52N R103W S25 SW1/4.  44.4501 N, 109.1841 W.  
Lakeside, roadside, and along irrigation canal. Phenology: spores. 

Ronald L. Hartman, 59732.  8/13/1997. 		USFS 855296	Barcode: USFS0041324
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4.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Madison County: Madison Range: Beaverhead National Forest: along the north side of Indian Creek, 12 mi SE of Cameron, just E of Wonder Ranch.  Elev. 6180 ft.
T8S R1E S36.  
On south-facing slope with Acer glabrum, Agropyron spicatum and Cercocarpus ledifolius var. ledifolius. Phenology: flowering & fruiting. 

Erwin F. Evert, 40923.  7/14/2004. 		RM 912718	Barcode: RM0068231
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5.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: just W of Story Fish Hatchery buildlings and ponds.  Elev. 5420-5600 ft.
T53N R84W S13.  44.5701 N, 106.9175 W.  
Under Pinus ponderosa with understory of Acer glabrum and Crataegus columbiana on an east-facing slope with calcareous, clayey soil. 

Erwin F. Evert, 8153.  7/8/1985. 		 
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6.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 

Erwin F. Evert, 9184.  8/9/1985. 		 
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7.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along small stream, just N of U.S. Hwy 14, 16, & 20, ca 0.5 mi E of the mouth of Canfield Creek.  Elev. 6650 ft.
T51N R109W S12.  44.4038 N, 109.9261 W; uncertainty 1 mi..  
Wet soil along stream bottom. 

Erwin F. Evert, 11164.  8/19/1986. 		RM 726030	Barcode: RM0031962
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8.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Eagle Creek, ca 1/4-1/2 mi S of U.S. Hwy 14, 16, & 20.  Elev. 6500 ft.
T52N R108W S19; also S20.  44.4618 N, 109.906 W.  
In moist, mossy, spruce-fir forest west of creek. 

Erwin F. Evert, 11569.  8/27/1986. 		RM 726452	Barcode: RM0031964
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9.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Disturbed riparian community along river. 

Erwin F. Evert, 11727.  8/29/1986. 		 726592	Barcode: RM0031967
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10.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 12198.  6/16/1987. 		 731304	Barcode: RM0031969
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11.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 12398.  6/20/1987. 		RM 731582	Barcode: RM0031972
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12.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Erwin F. Evert, 13746.  8/14/1987. 		RM 732546	Barcode: RM0031970
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13.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Gravel bars in the open. Phenology: spores. 

Erwin F. Evert, 13753.  8/14/1987. 		RM 732597	Barcode: RM0031968
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14.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: Fishhawk Meadows, ca 9 mi S of U.S. Hwy 14, 16, & 20.  Elev. 7700 ft.
T50N R108W S5.  44.3313 N, 109.8858 W.  
Open, gravelly lodgepole pine forest. Phenology: vegetative only. 

Erwin F. Evert, 14007.  8/19/1987. 		RM 732797	Barcode: RM0031971
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15.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: ca 1/4 mi E of Pahaska along North Fork Shoshone River.  Elev. 6650 ft.
T52N R109W S3 SE1/4.  44.5053 N, 109.9664 W.  
Mixed coniferous forest of lodgepole pine, Engelmann spruce, and subalpine fir with an understory of Calamagrostis rubescens, Carex geyeri, and Symphoricarpos albus. Phenology: vegetative only. 

Erwin F. Evert, 15636.  7/29/1988. 		RM 752601	Barcode: RM0031966
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16.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Riparian/stream edge mostly wet soil dominated by Alnus incana ssp. tenuifolia. Phenology: vegetative only. 

Erwin F. Evert, 15810.  8/6/1988. 		RM 752820	Barcode: RM0031943
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17.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Moist-wet gravel bar/streamside dominated by Alnus incana ssp. tenuifolia and Salix bebbii. Phenology: flowering & fruiting. 

Erwin F. Evert, 15826.  8/7/1988. 		RM 751988	Barcode: RM0031965
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18.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Riparian/streamside, moist-wet soil, prominent species included: Alnus incana ssp. tenuifolia, Cornus stolonifera, Aster hesperius, and Cinna latifolia. Phenology: vegetative only. 

Erwin F. Evert, 16045.  8/8/1988. 		RM 752261	Barcode: RM0031942
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19.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along West Fork Mill Creek, ca 21 mi NNE of Gardiner.  Elev. 5900 ft.
T6S R9E S24.  45.2996 N, 110.5657 W.  
Moist spruce forest and riparian edge with Equisetum arvense, Carex deweyana and Linnaea borealis. 

Erwin F. Evert, 20110.  8/5/1990. 		RM 
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20.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Madison Range: Gallatin National Forest: along Cascade Creek trail, ca 1.3 mi SW of U.S. Hwy 191, ca 23 mi SSW of Bozeman.  Elev. 6300 ft.
T5S R4E S16.  45.3996 N, 111.2387 W.  
Moist spruce forest at streamside with Equisetum arvense, Linnaea borealis, Athyrium filix-femina and Gymnocarpium dryopteris. 

Erwin F. Evert, 20375.  8/12/1990. 		RM 
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21.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Madison County: Madison Range: on the west front along Jack Creek Trail, ca 1/2-3/4 mi E of trail head, ca 10 mi E of Ennis.  Elev. 5870-5900 ft.
T6S R2E S6.  45.3421 N, 111.5261 W.  
Lodgepole pine-Engelmann spruce forest with Actaea rubra, Disporum trachycarpum, Ribes lacustre, Linnaea borealis, and Arnica cordifolia. 

Erwin F. Evert, 20491.  6/10/1991. 		 
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22.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Meadow openings in coniferous forest with Lomatium cous, Dodecatheon conjugens, and Myosotis alpestris. 

Erwin F. Evert, 20700.  6/11/1991. 		 
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23.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Teton County: Big Hole Mountains: Targhee National Forest: along south side of South Fork Packsaddle Creek and just N of Forest Road 235; ca 12 mi WNW of Driggs.  Elev. 6950 ft.
T5N R43E S24 SE1/4.  46.1725 N, 106.2898 W.  
Meadow opening in coniferous forest with Rudbeckia occidentalis and Phleum pratense. Phenology: spores. 

Erwin F. Evert, 23474.  7/7/1992. 		RM 754897
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24.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: along west side of the West Fork Stillwater River, ca 1/2 mi from end of road, ca 12 mi SW of Nye.  Elev. 6800 ft.
T5S R14E S14.  45.3995 N, 109.9633 W.  
Lodgepole pine-spruce forest with Astragalus miser var. hylophilus, Vaccinium scopulorum, Hieracium gracile, and Pyrola chlorantha. 

Erwin F. Evert, 25897.  7/10/1993. 		RM 
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25.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Custer National Forest: along small tributary just S of Picket Pin Creek, ca 10 mi W of Nye.  Elev. 7050-7100 ft.
T5S R14E S3 NW1/4.  45.2523 N, 109.9713 W.  
Mixed coniferous forest with Antennaria racemosa, Vaccinium membranaceum, and Mahonia repens. Phenology: vegetative only. 

Erwin F. Evert, 28213.  7/20/1994. 		RM 781193
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26.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: along North Fork of Bear Creek; just N of Jardine.  Elev. 6900-6950 ft.
T9S R9E S4.  45.0804 N, 110.6271 W.  
Disturbed riparian/spruce forest with Aster hesperius, Calamagrostis canadensis, and Orthilia secunda. Phenology: vegetative only. 

Erwin F. Evert, 28582.  8/10/1994. 		RM 781886	Barcode: RM0104043
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27.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Riparian community with Streptopus amplexifolius, Cornus sericea, and Equisetum arvense. Phenology: spores. 

Erwin F. Evert, 29153.  6/16/1995. 		RM 782666	Barcode: RM0104042
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28.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: ridge just N of the confluence of Anderson Creek and Mill Creek, ca 17 mi SE of Emigrant.  Elev. 6500 ft.
T6S R10E S34.  45.2667 N, 110.4629 W.  
Lodgepole pine forest with Carex geyeri, Arnica cordifolia, and Lonicera utahensis. Phenology: spores. 

Erwin F. Evert, 29248.  6/17/1995. 		RM 782728	Barcode: RM0104040
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29.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Riparian/gravel bar community with Juncus balticus, Polemonium pulcherrimum, Equisetum variegatum, and Antennaria corymbosa. Phenology: vegetative only. 

Erwin F. Evert, 29641.  6/25/1995. 		RM 783700	Barcode: RM0031963
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30.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Sweet Grass County: Beartooth Mountains: Gallatin National Forest: along East Boulder River, ca 4 mi ESE of East Boulder Campground, ca 24 mi S of Big Timber.  Elev. 6150 ft.
T4S R13E S2.  45.5161 N, 110.087 W.  
White spruce forest with Douglas fir and with Oryzopsis asperifolia, Antennaria racemosa, and Arnica cordifolia in the groundlayer. Phenology: vegetative only. 

Erwin F. Evert, 29990.  7/8/1995. 		RM 783233
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31.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: along Republic Creek, ca 1/4-1/2 mi S of Cooke City.  Elev. 7600-8000 ft.
T9S R14E S25; also S36.  45.0205 N, 109.9304 W.  
Moist spruce-fir forest with Vaccinium scoparium, Arnica cordifolia, Antennaria racemosa, and Smilacina stellata. Phenology: vegetative only. 

Erwin F. Evert, 30262.  7/18/1995. 		RM 782345
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32.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 31013.  6/14/1996. 		RM 788169
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33.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range foothills: Gallatin National Forest: Elkhorn Creek Canyon: ca 1/2-1 mi E of Montana Highway 191, 40 mi N of West Yellowstone.  Elev. 6500-6600 ft.
T8S R4E S9.  45.1531 N, 111.2401 W; uncertainty 1 mi..  
Spruce-fir forest and openings with Linnaea borealis, Antennaria racemosa, and Vaccinium scoparium. Phenology: vegetative only. 

Erwin F. Evert, 31549.  6/27/1996. 		RM 787446
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34.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range foothills: Gallatin National Forest: Spire Rock Campground along south side of Squaw Creek, 23 mi SW of Bozeman.  Elev. 5600 ft.
T4S R4E S35.  45.4433 N, 111.1976 W; uncertainty 1 mi..  
Riparian community under Picea glauca with Viola canadensis var. corymbosa, Equisetum arvense, and Linnaea borealis. Phenology: vegetative only. 

Erwin F. Evert, 31656.  6/28/1996. 		RM 787299
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35.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Madison Range foothills: Gallatin National Forest: along Hell Roaring Creek, ca 1 mi W of Montana Highway 191, 26 mi SW of Bozeman.  Elev. 5600-5700 ft.
T5S R4E S4; also S5.  45.4287 N, 111.2387 W.  
Riparian spruce-fir forest with some lodgepole pine and ground layer of Linnaea borealis and Vaccinium membranaceum. Phenology: vegetative only. 

Erwin F. Evert, 31767.  6/29/1996. 		RM 788425
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36.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Carbon County: Beartooth Mountains: Custer National Forest: along north side of Slough Lake; 23 mi W of Red Lodge.  Elev. 7500 ft.
T7S R17E S19.  45.2061 N, 109.6794 W; uncertainty 1 mi..  
Wet soil of shore with Gaultheria humifusa and Equisetum arvense. Phenology: spores. 

Erwin F. Evert, 32390.  8/5/1996. 		RM 788594
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37.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: along the east side of Bear Creek: ca 1/4 mi below confluence with Darroch Creek, 3 mi NE of Jaradine.  Elev. 7150 ft.
T8S R9E S27.  45.1095 N, 110.6066 W; uncertainty 1 mi..  
Wet spruce forest with Mimulus lewisii, Saxifraga ondontoloma, and Equisetum arvense. Phenology: vegetative only. 

Erwin F. Evert, 32701.  8/10/1996. 		RM 787759
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38.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Portal Creek at road crossing, ca 2.5 mi E of U.S. Hwy 191, ca 25 mi SSW of Bozeman.  Elev. 7000 ft.
T6S R5E S20.  
Seepage at base of cliffs with Angelica arguta, Arnica amplexicaulis, and Parnassia fimbriata. Phenology: flowering & fruiting. 

Erwin F. Evert, 34255.  7/29/1997. 		RM 819004	Barcode: RM0019478
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39.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: Along west side of Hyalite Creek just north of Langhor Campground, ca 10 m S of Bozeman.  Elev. 6100 ft.
T3S R6E S32.  
Wet-moist, open coniferous forest with Salix drummondiana, Calamagrostis canadensis & Platanthera dilatata. Phenology: vegetative only. 

Erwin F. Evert, 36238.  8/5/1998. 		RM 821302	Barcode: RM0014380
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40.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 7100 ft.
T12S R3E S7.  44.8028 N, 111.4062 W; uncertainty 1 mi..  
Douglas fir-spruce forest with Thalictrum occidentale, Calamagrostis rubescens, and Pedicularis racemosa. Phenology: fruiting. 

Erwin F. Evert, 37074.  7/17/1999. 		RM 822771	Barcode: RM0016148
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41.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 8774-9677 ft.
T41N R1W S24 E1/4.  37.7961 N, 106.9205 W to 37.8138 N, 106.9151 W; GPS Reading.  
Spruce forest in canyon with east and west-facing slopes into scattered Douglas fir. Phenology: vegetative only. 

Jeanette Flaig, 6722.  7/26/2004. 		RM 796516	Barcode: RM0094484
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42.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Hinsdale County: Eastern San Juan Mountains: San Juan National Forest: Weminuche Wilderness: Pine Creek Trail, Los Pinos River.  Elev. 8057 ft.
T37N R5W S17 NW1/4 of NE1/4; SW1/4 and .  37.4697 N, 107.4584 W; GPS Reading.  
Open mesic meadow and standing pond side. Phenology: vegetative only. 

Jeanette Flaig, 7450.  8/8/2004. 		RM 796515	Barcode: RM0094483
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43.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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

B. E. Nelson, 58689.  6/12/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

44.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 58715.  6/12/2003. 		RM 
     with Erin and Michael Foley
_________________________________________________________________________

45.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 1045.  6/20/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

46.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 1081b.  6/22/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

47.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 2607.  7/17/2003. 		RM 
_________________________________________________________________________

48.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 287.  6/14/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

49.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 3026.  7/21/2003. 		RM 
_________________________________________________________________________

50.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Front Range: Monarch Lake, ca 10.5 air mi E of Granby; ca 12 air mi NE of Fraser.  Elev. 8400 ft.
T2N R75W S25.  40.108 N, 105.7415 W; uncertainty 0.5 mi..  
Lakeside, spruce/lodgepole pine/fir forest, and streamside. Phenology: vegetative only. 

Erin Foley, 3172.  7/21/2003. 		RM 
_________________________________________________________________________

51.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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 creek and in wet areas adjacent to creek. Phenology: vegetative only. 

Erin Foley, 367.  6/14/2003. 		RM 
     with Michael Foley
_________________________________________________________________________

52.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: vegetative only. 

Erin Foley, 70.  6/12/2003. 		RM 
     with B. E. Nelson and Michael Foley
_________________________________________________________________________

53.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 813.  6/19/2003. 		RM 
_________________________________________________________________________

54.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Grand County: Middle Park: Corral Creek, ca 11 air mi E of Kremmling and ca 4 air mi W of Hot Sulphur Springs.  Elev. 7490-7800 ft.
T1N R79W S12 N1/2; also NE1/4 S11.  40.0683 N, 106.1936 W; GPS Reading.  
Along creek and adjacent rocky slopes. Phenology: flowering. 

Erin Foley, 11193.  8/7/2004. 		RM 
_________________________________________________________________________

55.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Grand County: Arapaho National Forest: Rabbit Ears Range: Willow Creek at the junction of Willow Creek and Buffalo Creek, ca 13.5 air mi NW of Granby and 12.5 air mi NNE of Hot Sulphur Springs; along Colo Hwy 125.  Elev. 8580 ft.
T3N R78W S1 SW1/4.  40.2472 N, 106.0732 W; GPS Reading.  
Along creek. Phenology: vegetative only. 

Erin Foley, 11320.  8/9/2004. 		RM 
_________________________________________________________________________

56.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Grand County: Gore Range: ca 8 air mi SW of Kremmling off County Road 1or Trough Road, ca 8.5 mi S of the junction of County Road 1 and Colo Hwy 9, along the Colorado River.  Elev. 7040-7560 ft.
T1S R81W S7; also SW1/4 S6.  39.9935 N, 106.491 W to 39.9938 N, 106.5009 W; GPS Reading.  
Along the river. Phenology: vegetative only. 

Erin Foley, 5717.  5/18/2004. 		RM 
_________________________________________________________________________

57.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Grand County: Gore Range: Pump House Recreation Area: ca 8 air mi SW of Kremmling and ca 3.5 mi NE of Radium, along Colorado River.  Elev. 7000 ft.
T1S R81W S7 W1/2.  39.9893 N, 106.509 W; GPS Reading.  
Along river. Phenology: vegetative only. 

Erin Foley, 5926.  5/21/2004. 		RM 
_________________________________________________________________________

58.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 6310.  5/28/2004. 		RM 
_________________________________________________________________________

59.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: flowering & fruiting. 

Erin Foley, 6562.  6/1/2004. 		RM 
_________________________________________________________________________

60.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Area of water seepage adjacent to aspen grove. Phenology: vegetative only. 

Erin Foley, 7358.  6/10/2004. 		RM 
_________________________________________________________________________

61.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Moist Douglas fir slope. Phenology: vegetative only. 

Erin Foley, 7406.  6/12/2004. 		RM 
     with Tony Sloan
_________________________________________________________________________

62.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Along creek. Phenology: flowering & fruiting. 

Erin Foley, 8496.  6/26/2004. 		RM 
_________________________________________________________________________

63.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Grand County: Rabbit Ears Range: tributary of Willow Creek, ca 9.5 air mi NW of Granby and ca 9.5 air mi SE of Willow Creek Pass.  Elev. 8400-8640 ft.
T3N R77W S21 SW1/4; also SE1/4 S20.  40.2001 N, 106.0348 W to 40.2032 N, 106.0292 W; GPS Reading.  
Along stream and adjacent opening in lodgepole pine forest with scattered spruce and fir. Phenology: vegetative only. 

Erin Foley, 8742.  6/28/2004. 		RM 
_________________________________________________________________________

64.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Along creek, area heavily trafficked by cattle. Phenology: flowering & fruiting. 

Erin Foley, 8934.  7/1/2004. 		RM 
_________________________________________________________________________

65.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Side of creek; dense graminoids and Equisetum dominant, forbs diverse; moist, muddy soil. Phenology: spores. 

Laura Welp, 927.  6/21/1994. 		 
_________________________________________________________________________

66.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: fruiting. 

Laura Welp, 7304.  8/4/1995. 		 
_________________________________________________________________________

67.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: confluence of Flat Creek and the Snake River, ca 6 air mi S of Jackson.  Elev. 6000 ft.
T40N R116W S34 NW1/4.  43.3853 N, 110.7435 W; uncertainty 0.5 mi..  
Along waterway and upslope. Phenology: fruiting. 

Ronald L. Hartman, 49912.  8/22/1994. 		 
_________________________________________________________________________

68.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 51057.  6/23/1995. 		 658979	Barcode: RM0125842
_________________________________________________________________________

69.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 196.  6/2/2000. 		 
_________________________________________________________________________

70.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Sierra Ancha Mountains: Cold Spring.  Elev. 7590 ft.
30% north slope; deep loam, very moist; timber, wirh buttercup and bracken fern; rare. Phenology: vegetative only. 

Barnard A. Hendricks, 2045.  6/24/1934. 		USFS 400885
_________________________________________________________________________

71.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Grant County: Gila National Forest: Dorsey Canyon.  Elev. 6100 ft.
10% southwest slope; deep, moist, gravelly loam; timber; moist places. Phenology: spores. 

Clifford E. Hulbert, 66.  3/1/1921. 		USFS 400886
_________________________________________________________________________

72.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 66663.  5/22/2000. 		 
     with Emily Holt
_________________________________________________________________________

73.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Eagle County: Central Colorado: Sawatch Range, West Slope Continental Divide: in Basalt-Christine State Wildlife Area, off County Road 104, south side of road along Fryingpan River, ca 2.5 air mi E of Basalt.  Elev. 7000 ft.
T8S R86W S10.  39.3724 N, 106.9822 W.  
Palustrine wetland along river and disturbed roadside. Phenology: spores. 

Emily A. Holt, 7983.  8/17/2001. 		RM 
     with Robert Booth
_________________________________________________________________________

74.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Lake County: Central Colorado: Sawatch Range, East Slope Continental Divide: on Leadville National Fish Hatchery, along trail W from picnic area off Colo Hwy 300, ca 7 air mi SW of Leadville.  Elev. 9600-10000 ft.
T9S R81W S36.  39.2237 N, 106.3951 W.  
Lodgepole near small ponds and streams with Betula and Salix. Phenology: vegetative only. 

Emily A. Holt, 8185.  8/24/2001. 		RM 
     with Sarah Bergemann
_________________________________________________________________________

75.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 51083.  7/20/2000. 		RM 
_________________________________________________________________________

76.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: Frank Church-River of No Return Wilderness: Moose Jaw Meadow and along Moose Creek below, ca 16 air mi NNE of Big Creek; ca 3 air mi SW of Chamberlain Guard Station.  Elev. 6050 ft.
T23N R10E S8 SE1/4.  45.3488 N, 115.2562 W.  
Meadow along the creek. Phenology: buds. 

B. E. Nelson, 51375.  7/23/2000. 		RM 
_________________________________________________________________________

77.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains: along the Weiser River just N of Evergreen, ca 7 air mi SW of New Meadows; ca 14 air mi W of McCall.  Elev. 3800-3950 ft.
T18N R1E S18 W1/4.  44.8974 N, 116.3816 W.  
Mixed conifer overstory on west-facing river bank and roadside. Phenology: spores. 

Joy Handley, 4515.  5/30/2000. 		RM 
_________________________________________________________________________

78.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Joy Handley, 5374.  6/15/2000. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

79.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Apache County: Chuska Mountains: Along Tsaile Creek S of Roof Butte.  Elev. 8500 ft.
T35N R30E S15.  
Meadow. Phenology: spores. 

C. T. Mason,  Jr., 2484.  6/9/1964. 		RM 276038
     with C. T. Mason III and W. S. Phillips
_________________________________________________________________________

80.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: buds. 

Joy Handley, 7267.  7/23/2000. 		RM 
_________________________________________________________________________

81.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains: Fitsum Creek Trail (Trail 087), along the South Fork Salmon River, ca 20 air mi ENE of McCall; ca 17 air mi S of Warren.  Elev. 3600-3800 ft.
T19N R6E S3 W1/2; also NW1/4 S10 and NE1/4 S9.  45.0134 N, 115.7088 W.  
Trailside along west facing river bank in Pinus ponderosa overstory. Phenology: spores. 

Joy Handley, 8103.  8/15/2000. 		RM 
_________________________________________________________________________

82.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Montains Area: Lick Creek Road (Forest Road 339) near Lake Fork Guard Station, ca 7 air mi E of McCall; ca 16 air mi ESE of New Meadows.  Elev. 5300 ft.
T18N R4E S3 SW1/4 of SW1/4.  44.9264 N, 115.9534 W.  
Sedge bog with Carex buxbaumii. Phenology: vegetative only. 

Joy Handley, 2193.  7/23/1999. 		RM 
_________________________________________________________________________

83.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Montains Area: Lick Creek Road (Forest Road 339) near Lake Fork Guard Station, ca 7 air mi E of McCall; ca 16 air mi ESE of New Meadows.  Elev. 5300 ft.
T18N R4E S3 SW1/4 of SW1/4.  44.9264 N, 115.9534 W.  
Sedge bog with Carex buxbaumii. Phenology: vegetative only. 

Joy Handley, 2194.  7/23/1999. 		RM 
_________________________________________________________________________

84.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Greenlee County: Apache National Forest: Upper Eagle Creek.  Elev. 5150 ft.
T1N R28E S18.  
Riparian zone; Alnus oblongifolia type. Phenology: spores. 

Charles P. Pase, 2279.  9/28/1977. 		RM 345739
_________________________________________________________________________

85.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Frank Church-River of No Return Wilderness: Lick Creek Trail to Lick Lake, ca 2-4 air mi SSE of Big Creek; ca 12-12.5 air mi NE of Yellow Pine.  Elev. 6400-7800 ft.
T20N R9E S2 SE1/4 of SE1/4; also SW1/4 of SW1/4 S1, W1/2 S12; also NE1/4 S13.  45.1004 N, 115.3214 W.  
Streamside. Phenology: vegetative only. 

Joy Handley, 2346.  7/24/1999. 		RM 
_________________________________________________________________________

86.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Joy Handley, 3087.  8/8/1999. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

87.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
In beaver pond; boggy soil. Phenology: vegetative only. 

Joy Handley, 3538.  8/14/1999. 		RM 
     with Denise L. Fairbanks
_________________________________________________________________________

88.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Washington County: Payette National Forest and Vicinity: Snake River 2-5 mi N of Blakes Junction.  Elev. 2000-3640 ft.
T13N R7W S29 South1/2; also N1/2 and NW1/4 of SW1/4 S22, SE1/4 S31; also T12N R7W S6.  44.432 N, 117.202 W.  
Rocky volcanics, roadsides, and steep slopes with sagebrush and perennial grasses, and riparian areas. Phenology: vegetative only. 

Ronald L. Hartman, 64389.  6/4/1999. 		RM 
     with Joy Handley
_________________________________________________________________________

89.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Routt County: Sierra MadreRange: Park Range: Routt National Forest: In canyon along Rock Creek, ca 16.5 air mi SE of Yampa, ca 4 air mi NNE of McCoy.  Elev. 7200-7400 ft.
T1S R83W S17.  39.9707 N, 106.7122 W.  
Creek banks and low bench. 

B. E. Nelson, 17861.  8/8/1989. 		 
     with Michelle Nelson
_________________________________________________________________________

90.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Streamside. 

Neil Snow, 5250.  8/6/1989. 		RM 
_________________________________________________________________________

91.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Streamside. 

Neil Snow, 5250.  8/6/1989. 		RM 
_________________________________________________________________________

92.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 7616.  7/11/1995. 		RM 646372
     with Jane T. Kellett
_________________________________________________________________________

93.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi NNE of Almont.  Elev. 8400-9300 ft.
T15S R84W S29 SE1/4; also NW1/4 S32.  38.7183 N, 106.8043 W.  
Steep drainage; Douglas fir, juniper, aspen, and Colorado blue spruce. Phenology: vegetative only. 

Kevin J. Taylor, 1178.  6/10/1997. 		 
_________________________________________________________________________

94.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 18 air mi W of Gunnison.  Elev. 8680-9600 ft.
T50N R3W S31 E1/2.  38.5506 N, 107.2298 W.  
Moist aspen, Douglas fir forest. Phenology: flowering. 

Kevin J. Taylor, 1357.  6/13/1997. 		 
_________________________________________________________________________

95.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Fossil Ridge Wilderness: Summerville Creek, ca 7 air mi SW of Taylor Reservoir.  Elev. 9100-9600 ft.
T15S R83W S16.  38.7471 N, 106.6745 W.  
Lodgepole pine, aspen, shrub juniper forest along creek. Phenology: flowering. 

Kevin J. Taylor, 2106.  6/24/1997. 		 
_________________________________________________________________________

96.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 888.  6/2/1997. 		 
_________________________________________________________________________

97.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: along Anthracite Creek, ca 3.5 air mi E of Paonia Reservoir.  Elev. 6900 ft.
T13S R88W S6 NW1/4.  38.9543 N, 107.2659 W.  
Along road along creek; cottonwood, willow, and Colorado blue spruce. Phenology: vegetative only. 

Kevin J. Taylor, 10652.  8/17/1998. 		 776884
_________________________________________________________________________

98.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: along West Fork of Terror Creek, ca 7 air mi NNW of Paonia.  Elev. 7700-8000 ft.
T12S R92W S35 SE1/4.  38.969 N, 107.6384 W.  
Engelmann spruce/subalpine fir/Douglas-fir forest along creek. Phenology: flowering. 

Kevin J. Taylor, 6152.  6/8/1998. 		 776890
_________________________________________________________________________

99.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi E of Paonia Reservoir.  Elev. 6600 ft.
T13S R88W S6 SE1/4.  38.9543 N, 107.2659 W.  
Aspen forest along creek; Picea pungens, Populus angustifolia, Prunus, Quercus, Amelanchier, Cornus, and Sorbus. Phenology: flowering. 

Kevin J. Taylor, 6212.  6/8/1998. 		 776889
_________________________________________________________________________

100.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 7 air mi NE of Almont.  Elev. 9100-9200 ft.
T15S R84W S26 NE1/4.  38.7183 N, 106.7487 W.  
South-facing slope and along creek; lodgepole pine, Douglas-fir, aspen, Ribes, Lonicera, Prunus, Rosa, and Juniperus communis. Phenology: vegetative only. 

Kevin J. Taylor, 6420.  6/11/1998. 		 776888
_________________________________________________________________________

101.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 3.5 air mi SE of Paonia Reservoir.  Elev. 7000-7350 ft.
T13S R89W S14 SE1/4.  38.925 N, 107.3031 W.  
South-facing drainage; Acer, Alnus, Colorado blue spruce, and Cornus. Phenology: vegetative only. 

Kevin J. Taylor, 6784.  6/16/1998. 		 776887
_________________________________________________________________________

102.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Open, steep, southeast-facing slope; lodgepole pine, Sambucus, Ribes, and aspen. Phenology: flowering. 

Kevin J. Taylor, 7142.  6/20/1998. 		 776886
_________________________________________________________________________

103.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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 forest along creek; Salix and Pentaphylloides. Phenology: vegetative only. 

Kevin J. Taylor, 9065.  7/24/1998. 		 776885
_________________________________________________________________________

104.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Larimer County: Riparian Plants of the Cache la Poudre River: at bridge below Poudre Falls, ca 41 mi W of Teds Place on Colo Hwy 14.  Elev. 7820 ft.
T8N R75W S21.  
Riverbank. 

Gwen Kittel, 166.  6/1/1989. 		RM 
_________________________________________________________________________

105.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Workman Creek near Peterson Ranch.  Elev. 7000 ft.
T6N R14E S33.  
10 degree northwest slope; moist loam; pine-fir forest; with Aquilegia and Carex; common. Phenology: vegetative only. 

Elbert L. Little Jr., 4303.  6/20/1937. 		USFS 400884
_________________________________________________________________________

106.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 22 air mi ENE of Hermosa and 1 mi W of Swinehart Hill on Rapid Creek.  Elev. 2600 ft.
T1S R11E S35 N1/2.  43 55.25' N, 102 45.4' W; GPS Reading.  
On the banks of the creek. Phenology: vegetative only. 

Grace M. Kostel, 3909.  7/16/2004. 		RM 
_________________________________________________________________________

107.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Jill E. Larson, 1457.  6/21/2005. 		RM 946792	Barcode: RM0143545
_________________________________________________________________________

108.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: from Forest Road 76, Duran Canyon Campground to Valle de los Romeros via Trail 13, ca 3 air mi E of Tres Ritos.  Elev. 8700-9700 ft.
T22N R14E S17 South 1/2; also N1/2 S20, N1/2 S21, NW1/4 S22.  36.1341 N, 105.4775 W; GPS Reading.  
Small stream riparian area and surrounding spruce forest. Phenology: spores. 

Jill E. Larson, 3806.  8/8/2005. 		RM 946791	Barcode: RM0143544
_________________________________________________________________________

109.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 80453.  5/17/2005. 		RM 946790	Barcode: RM0143543
     with Jill E. Larson
_________________________________________________________________________

110.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Canyon bottom with mixed conifers, Salix species, and Alnus tenuifolia; rock outcrops with Saxifraga, Cystopteris, and Sedum integrifolium. Phenology: spores. 

Jill E. Larson, 10149.  8/11/2006. 		RM 956253	Barcode: RM0208825
_________________________________________________________________________

111.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: just N of Ghost Ranch Presbyterian Retreat Center north property line, ca 11 air mi WNW of Abiquiu.  Elev. 6700-7250 ft.
T24N R4E S1 N1/2; also T25N R4E S36 SE1/4.  36.3447 N, 106.4561 W; GPS Reading.  
Dripping spring and moist area with decomposed Chinle sandstones and shale, growing in spring riparian area with Equisetum, Epipactis, Juncus and Alnus. Phenology: vegetative only. 

Jill E. Larson, 5030.  5/23/2006. 		RM 956259	Barcode: RM0208450
_________________________________________________________________________

112.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 5595.  6/1/2006. 		RM 956258	Barcode: RM0208449
     with Cheryl Archuleta
_________________________________________________________________________

113.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Pueblo de Taos Indian Reservation: Rio Pueblo de Taos and south slopes of Pueblo Canyon, ca 6 air mi E of Taos Pueblo.  Elev. 7620-8450 ft.
T25N R14E S4 N1/2.  36.4395 N, 105.4513 W; GPS Reading.  
Lightly disturbed camping area at end of road with large Pinus ponderosa and riparian area of stream. Phenology: vegetative only. 

Jill E. Larson, 5725.  6/5/2006. 		RM 956257	Barcode: RM0208829
     with James Lucero
_________________________________________________________________________

114.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 5972.  6/6/2006. 		RM 956256	Barcode: RM0208828
_________________________________________________________________________

115.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Pueblo de Taos Indian Reservation: Lucero Canyon from footbridge to Martinez Canyon; trail along Rio Lucero, ca 6 air mi E of Arroyo Seco and ca 5 air mi S of Twining.  Elev. 8300-9300 ft.
36.5112 N, 105.4649 W; GPS Reading.  
Moist areas along stream and along trail in canyon bottom. Phenology: vegetative only. 

Jill E. Larson, 7386.  6/29/2006. 		RM 956255	Barcode: RM0208827
     with James Lucero
_________________________________________________________________________

116.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: Latir Peak Wilderness: along Forest Road 9701A just E of wilderness boundary and Trail 87 along Rito Primero, ca 1 air mi SE of El Rito.  Elev. 8790-10500 ft.
T30N R13E S34 SW1/4; also T29N R13E S3.  36.7958 N, 105.5482 W; GPS Reading.  
Along stream in mixed-conifer/aspen forest. Phenology: vegetative only. 

Jill E. Larson, 8893.  7/22/2006. 		RM 956254	Barcode: RM0208826
     with Robert Peters
_________________________________________________________________________

117.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Cochise County: Chiricahua Mountains: Stephens' Ranch.  Elev. 5700 ft.
Near spring. Phenology: spores. 

J. C. Blumer, 1496.  10/27/1906. 		RM 157906
_________________________________________________________________________

118.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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..  
Creekside riparian. Phenology: vegetative only. 

Luanne Lum, 5594.  8/10/2002. 		RM 937202	Barcode: RM0104598
_________________________________________________________________________

119.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Bighorn Basin: along Forest Road 200 at Wood River, ca 21 air mi SW of Meeteetse.  Elev. 7370-7400 ft.
T46N R102W S30 NW1/4.  43.9246 N, 109.1415 W; uncertainty 0.5 mi..  
Riparian and mixed coniferous forest. Phenology: vegetative only. 

Luanne Lum, 5615.  8/10/2002. 		RM 937201	Barcode: RM0104597
_________________________________________________________________________

120.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Leopard Creek, ca 1.5 air mi NE of Placerville.  Elev. 7520 ft.
T44N R11W S26.  38.0369 N, 108.0444 W.  
Riparian zone on creek and dry bench above, with disturbed soil. Phenology: vegetative only. 

Margarette J. Lyon, 1314.  5/28/1993. 		 
_________________________________________________________________________

121.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Beaver Creek, ca 10 air mi SSE of Norwood.  Elev. 8100 ft.
T43N R12W S21.  37.9734 N, 108.196 W.  
Riparian with Salix spp., spruce and dogwood. Phenology: vegetative only. 

Margarette J. Lyon, 1428.  5/31/1993. 		 
_________________________________________________________________________

122.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, San Miguel County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Deep Creek, ca 6 air mi W of Telluride.  Elev. 8100-8400 ft.
T43N R10W S25.  37.9589 N, 107.921 W.  
Riparian along the creek and steep west-facing slopes with spruce, aspen and Douglas fir. Phenology: vegetative only. 

Margarette J. Lyon, 1571.  6/6/1993. 		 
_________________________________________________________________________

123.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Pennington County: Black Hills: Mount Rushmore National Memorial: Lafferty Gulch ca 0.1 mi upstream from north park boundary.  Elev. 4720 ft.
T2S R6E S7 SW1/4 of SE1/4.  zone 13, 4860362E, 624678N.  
Lush north-trending drainage with moss covered rocks; partial light.  Paper birch/beaked hazel forest with white spruce, Athyrium filix-femina; water's edge. 

Cheryl Mayer, 568.  7/23/2005. 		RM 804380	Barcode: RM0126060
_________________________________________________________________________

124.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: East Slope Wind River Range and Vicinity: Rennecker Peak and southern slopes, ca 25 air mi SSW of Lander.  Elev. 9450-9590 ft.
T29N R101W S3 N1/2; also T30N R101W South1/2 S34.  42.5201 N, 108.886 W to 42.5232 N, 108.8815 W; GPS Reading.  
Bog-like area surrounding a spring. Phenology: spores. 

Rob Massatti, 1424.  6/30/2005. 		USFS 851311	Barcode: USFS0035258
_________________________________________________________________________

125.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Rob Massatti, 4544.  5/24/2006. 		USFS 851310	Barcode: USFS0035350
_________________________________________________________________________

126.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Graminoid and willow dominated drainage. Phenology: vegetative only. 

Rob Massatti, 4959.  6/3/2006. 		USFS 851309	Barcode: USFS0035349
_________________________________________________________________________

127.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Rob Massatti, 5705.  6/21/2006. 		USFS 851308	Barcode: USFS0035348
_________________________________________________________________________

128.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 1807.  7/16/1998. 		RM 
_________________________________________________________________________

129.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 500.  6/18/1998. 		RM 
_________________________________________________________________________

130.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Cochise County: Huachuca Mountains; Ramsey Canyon.  Elev. 5600 ft.
T23S R20E S9.  
Along the creeks. Phenology: spores. 

Leslie N. Goodding, 726.  8/22/1910. 		RM 74850
_________________________________________________________________________

131.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Green Mountains; Cottonwood Campground, along branch of East Cottonwood Creek.  Elev. 7250 ft.
T28N R91W S22.  42.383 N, 107.6885 W; uncertainty 1 mi..  
Water's edge, at creek. Phenology: spores. 

June Haines, 5621.  8/20/1985. 		RM 384823
_________________________________________________________________________

132.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Sweetwater River, south of bridge across river on Agate Flats Road, ca 9.5 air mi ENE of Jeffrey City.  Elev. 6180-6200 ft.
T29N R90W S5; also S6.  42.5112 N, 107.6321 W; uncertainty 2 mi..  
On an island in the middle of the river. Phenology: spores. 

June Haines, 7118.  8/30/1986. 		RM 384824
     with Georgia Haines
_________________________________________________________________________

133.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Medicine Bow National Forest: Stovepipe Gulch SE of Encampment.  Elev. 7200 ft.
T13N R80W S18; also S19.  41.0904 N, 106.419 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Stream bank. Moderately abundant. Phenology: spores. 

Robert D. Dorn, 1198.  11/1/1970. 		RM 288744
_________________________________________________________________________

134.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Lincoln County: Snake River Canyon.  Elev. 5800 ft.
T37N R117W S8; also S7, S9, and S10.  43.1967 N, 110.9045 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
River bank associated with Equisetum laevigatum; common. Phenology: spores. 

Robert D. Dorn, 1272.  6/21/1971. 		RM 288610
_________________________________________________________________________

135.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Near confluence of Snowshoe Creek and Warm Springs Creek.  Elev. 8200 ft.
T42N R108W S32.  43.5643 N, 109.8347 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Stream bank associated with Equisetum variegatum; sparce abundance. Phenology: spores. 

Robert D. Dorn, 1343.  7/18/1971. 		RM 288623
_________________________________________________________________________

136.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Coal Creek drainage, ca 4 air mi N of Rico, northwest side of Colo Hwy 145.  Elev. 9600 ft.
T41N R10W S5 NW1/4.  37.8429 N, 107.9943 W.  
East facing riparian area along creek and adjacent slopes; Engelmann spruce and Aspen. Phenology: spores. 

Lynn Marie Moore, 3260.  7/19/1994. 		 
_________________________________________________________________________

137.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 3878.  8/16/1994. 		 
_________________________________________________________________________

138.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Beaver pond along Colo HWY 145, ca 3 air mi N of Rico.  Elev. 9000 ft.
T40N R11W S13 NE1/4.  37.7278 N, 108.0232 W.  
Willow thicket surrounding beaver pond and seepage; scattered blue spruce around perimeter of pond. South to southeast facing. Phenology: vegetative only. 

Lynn Marie Moore, 3953.  8/16/1994. 		 
_________________________________________________________________________

139.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 8018.  7/30/1995. 		 
_________________________________________________________________________

140.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 11 air mi NE of Mancos in the Bear Creek Drainage Area, Forest Trail 607.  Elev. 9200 ft.
T37N R11W S4.  37.4937 N, 108.0777 W.  
Riparian area along creek, with aspen and spruce forest; north-face. Phenology: vegetative only. 

Lynn Marie Moore, 8785.  8/19/1995. 		 
_________________________________________________________________________

141.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: Half-Moon Lake, ca 8 air mi NE of Pinedale.  Elev. 7306 ft.
T34N R108W S9 N1/2.  42.9343 N, 109.7562 W; GPS Reading.  
Moist shoreline. Phenology: spores. 

Rachel Newton, 2370.  7/21/2005. 		RM 
_________________________________________________________________________

142.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Wetlands and Adjacent Areas: Morgan Creek, ca 30 air mi NE of Rawlins.  Elev. 6362 ft.
T25N R84W S5 SW1/4.  42.1618 N, 106.9235 W; GPS Reading.  
Slightly moist banks and flood plains. Phenology: vegetative only. 

Rachel Newton, 3038.  8/3/2005. 		RM 
_________________________________________________________________________

143.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 3706.  8/28/2005. 		RM 
_________________________________________________________________________

144.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Washakie County: Wetlands and Adjacent Areas: Tensleep Creek, ca 5 air mi NE of Ten Sleep.  Elev. 4746 ft.
T47N R88W S1 SE1/4.  44.06532 N, 107.37731 W; GPS Reading.  
Along moist, shaded creek banks. Phenology: spores. 

Rachel Newton, 5304b.  6/23/2006. 		RM 
_________________________________________________________________________

145.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sheridan County: Wetlands and Adjacent Areas: Tongue River, ca 8 air mi SW of Ranchester.  Elev. 3932 ft.
T56N R87W S11 N1/2 of NE1/4.  44.85123 N, 107.30151 W; GPS Reading.  
Shaded, moist river bank. Phenology: spores. 

Rachel Newton, 5528.  6/29/2006. 		RM 
_________________________________________________________________________

146.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sheridan County: Wetlands and Adjacent Areas: Tongue River, ca 8 air mi SW of Ranchester.  Elev. 3932 ft.
T56N R87W S11 N1/2 of NE1/4.  44.85123 N, 107.30151 W; GPS Reading.  
Shaded, moist river bank. Phenology: spores. 

Rachel Newton, 5532.  6/29/2006. 		RM 
_________________________________________________________________________

147.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Wetlands and Adjacent Areas: Snake River, ca 4 air mi NW of Jackson.  Elev. 6140 ft.
T41N R117W S24 W1/2 of NW1/4.  43.50082 N, 110.84069 W; GPS Reading.  
Moist shores and flood plains of retention pond. Phenology: spores. 

Rachel Newton, 6714.  8/8/2006. 		RM 
     with James Pray
_________________________________________________________________________

148.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Sarah Nunn, 255.  5/26/2001. 		RM 771879
     with Ronald L. Hartman
_________________________________________________________________________

149.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Medicine Bow Mountains: Old Roach area off Forest Road 200 on Forest Road 206, ca 58 air mi NW of Fort Collins.  Elev. 8700-9000 ft.
T11N R78W S10; also SE1/4 S3.  40.9454 N, 106.1246 W; uncertainty 2 mi..  
Creek edged with Salix. Phenology: vegetative only. 

Sarah Nunn, 3347.  7/24/2001. 		RM 771877
_________________________________________________________________________

150.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: off Pennock Pass Road (County Road 44H) along Sheep Creek off Moody Hill Road (Forest Road 513), ca 11 air mi W of Fort Collins.  Elev. 6700 ft.
T7N R71W S16 SE1/4.  40.5712 N, 105.3485 W; uncertainty 0.5 mi..  
Lush, shaded creekside down north slope with Alnus and Prunus, in the foothills. Phenology: spores. 

Sarah Nunn, 3826.  7/31/2001. 		RM 771876
_________________________________________________________________________

151.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton hybrid 				Equisetaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: off Pingree Park Road (County Road 44H), Signal Mountain Trailhead area, ca 24 air mi W of Fort Collins.  Elev. 8700-8800 ft.
T7N R73W S23 NW1/4.  40.5663 N, 105.5553 W; uncertainty 0.5 mi..  
Creek bottom with Salix, and beaver ponds and meadows. Phenology: vegetative only. 

Sarah Nunn, 5054.  8/22/2001. 		RM 771882
_________________________________________________________________________

152.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: on Young Gulch Trail, S of Colo Hwy 14, S of split of Young Gulch and Prairie Gulch creeks, ca 13 air mi NW of Fort Collins.  Elev. 6800-7000 ft.
T8N R71W S21 NE1/4.  40.6646 N, 105.3487 W; uncertainty 0.5 mi..  
Wet creekside with Aquilegia, Fragaria, Ranunculus, and Acer. Phenology: spores. 

Sarah Nunn, 618.  6/1/2001. 		RM 771878
_________________________________________________________________________

153.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Laramie County: Laramie Mountains: Pole Creek.  Elev. 6700 ft.
On the banks. Phenology: vegetative only. 

C. L. Porter, 534.  6/7/1930. 		RM 139130	Barcode: RM0125868
_________________________________________________________________________

154.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: 9 mi E of Cooke City, Montana, along Clark's Fork.  Elev. 7000 ft.
T58N R107W S32.  44.9583 N, 109.813 W; NAD 83, uncertainty 1 mi., Digital Map.  
Gravelly banks. Phenology: spores. 

C. L. Porter, 5797.  7/29/1951. 		RM 222683
     with R. C. Rollins
_________________________________________________________________________

155.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Big Horn County: Big Horn Range: head of Shell Creek Canyon.  Elev. 7600 ft.
T53N R89W S14.  44.5754 N, 107.5391 W; NAD 83, uncertainty 1 mi., Digital Map.  
Sandy stream bank. Phenology: spores. 

C. L. Porter, 8291.  6/28/1960. 		RM 263169	Barcode: RM0125866
     with Marjorie W. Porter
_________________________________________________________________________

156.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Bear Lodge Range: between Devils Tower and Warren Peak.  Elev. 6000 ft.
T52N R64W S13.  44.4892 N, 104.4779 W; NAD 83, uncertainty 1 mi., Digital Map.  
Occasional in moist gullies. Phenology: vegetative only. 

C. L. Porter, 8393.  7/14/1960. 		RM 263113	Barcode: RM0125863
     with Marjorie W. Porter
_________________________________________________________________________

157.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Albany County: Laramie Range, Middle Fork of Pole Creek.  Elev. 8400 ft.
T15N R72W S14.  41.2719 N, 105.4263 W; NAD 83, uncertainty 1 mi., Digital Map.  
Openings in Pinus contorta forest.  Occasional. *Middle Fork Pole Creek is now Middle Branch Middle Lodgepole Creek* Phenology: spores. 

C. L. Porter, 8677.  6/24/1961. 		RM 264712
     with Marjorie W. Porter
_________________________________________________________________________

158.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Lincoln County: Canyon of the Snake River.  Elev. 5600 ft.
T39N R116W S23.  43.1822 N, 110.9619 W; NAD 83, uncertainty 3 mi., Digital Map.  
Among rocks and sand on river bank. Phenology: spores. 

C. L. Porter, 8855.  8/19/1961. 		RM 264713	Barcode: RM0125867
     with Marjorie W. Porter
_________________________________________________________________________

159.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 1148.  6/23/2003. 		RM 817013	Barcode: RM0104839
_________________________________________________________________________

160.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest and Vicinity: Jemez Mountains: upper Guaje Canyon, 4 air mi NW of Los Alamos, from Guaje Reservoir W up canyon for 2.1 air mi.  Elev. 8017-8661 ft.
T20N R5E S36 NE1/4; also SW1/4 S25 and South1/2 S26.  35 55.857' N, 106 20.594' W to 35 56.272' N, 106 22.837' W; GPS reading.  
Mixed coniferous forest with corkbark fir on drainage slopes.  Riparian and marsh in bottom. Phenology: spores. 

Brian Reif, 1436.  6/28/2002. 		RM 817012	Barcode: RM0104851
     with Ron Hartman and Brian Jacobs
_________________________________________________________________________

161.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon de la Alameda to Rio Gallina, 14 air mi NNE of Gallina. SW for 1 air mi in canyon to Rio Gallina then 0.4 air mi E along river.  Elev. 6700-6900 ft.
T25N R2E S8; also NW1/4 S17.  36 24.844' N, 106 45.119' W; GPS reading.  
Steep-walled drainage of mixed conifers. Phenology: spores. 

Brian Reif, 2072a.  7/11/2002. 		RM 817011	Barcode: RM0104850
_________________________________________________________________________

162.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 3389a.  8/6/2002. 		RM 817010	Barcode: RM0104849
_________________________________________________________________________

163.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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 54.152' N, 105 49.156' W.  
Riparian and meadow of narrow canyon bottom with mixed conifer/mature aspen overstory.  Granitic cliffs. Phenology: spores. 

Brian Reif, 3628.  8/9/2002. 		RM 817009	Barcode: RM0104848
_________________________________________________________________________

164.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, at Grindstone Spring 0.2 mi S along creek.  Elev. 8400-8850 ft.
T17N R14E S21 W1/2; also SE1/4 S20.  35 41.302' N, 105 28.797' W; GPS reading.  
Riparian of creek and adjacent meadow in canyon bottom. Phenology: spores. 

Brian Reif, 3776.  8/13/2002. 		RM 817008	Barcode: RM0104847
_________________________________________________________________________

165.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 0.1 air mi N of Cave Creek junction.  Elev. 8600-8800 ft.
T19N R12E S21 E1/2.  35 51.075' N, 105 40.738' W to 35 51.19' N, 105 40.729' W.  
Trailside along riparian/meadows of narrow canyon bottom below slopes of mixed conifers and volcanic bluffs. Phenology: spores. 

Brian Reif, 4134.  8/18/2002. 		RM 817007	Barcode: RM0104846
_________________________________________________________________________

166.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 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 42.67' N, 105 48.304' W to 35 42.366' N, 105 48.372' W; GPS reading.  
Narrow, excised riparian corridor of river. Phenology: spores. 

Brian Reif, 4431.  8/23/2002. 		RM 817006	Barcode: RM0104845
_________________________________________________________________________

167.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Brian Reif, 472.  6/11/2002. 		RM 817016	Barcode: RM0104836
_________________________________________________________________________

168.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Riparian and adjacent open meadows of canyon bottom. Phenology: vegetative only. 

Brian Reif, 584.  6/13/2002. 		RM 817015	Barcode: RM0104837
_________________________________________________________________________

169.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Brian Reif, 856.  6/18/2002. 		RM 817014	Barcode: RM0104838
_________________________________________________________________________

170.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 75526.  6/29/2002. 		RM 817002	Barcode: RM0104841
_________________________________________________________________________

171.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Las Conchas Campground on NM Hwy 4 upstream on East Fork Jemez River to 0.8 mi.  Elev. 8461 ft.
T18N R4E S4.  35 48.87' N, 106 31.441' W; GPS reading.  
Canyon and streamside. Phenology: spores. 

Ronald L. Hartman, 75589.  7/12/2002. 		RM 817001	Barcode: RM0104840
_________________________________________________________________________

172.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. N35.818 W105.871 at Trail 179 junction W 0.8 air mi on trail to N35.820 W105.885.  Elev. 7400-7760 ft.
T18N R10E S3 NW1/4; also N1/2 S4.  35.818 N, 105.871 W to 35.82 N, 105.885 W; GPS Reading.  
Trailside in canyon bottom with riparian, spruce/fir, and some pockets of open meadow; canyon slopes of ponderosa pine. Phenology: spores. 

Brian Reif, 7506.  7/28/2003. 		RM 817005	Barcode: RM0104844
_________________________________________________________________________

173.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. N35.789 W105.857 E 0.5 air mi to N35.787 W105.848.  Elev. 8250-8540 ft.
T18N R10E S15 NE1/4; also NW1/4 S14.  35.789 N, 105.857 W to 35.787 N, 105.848 W; GPS Reading.  
Roadside canyon bottom and riparian with Douglas and white fir in drainage; canyon slopes of ponderosa pine. Phenology: spores. 

Brian Reif, 7761.  8/1/2003. 		RM 817004	Barcode: RM0104843
_________________________________________________________________________

174.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Mora County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Rio Medio Trail 351, 9 air mi WNW of Cowles. N35.9372 W105.6776 at meadow near Trail 155 junction W 0.9 air mi to N35.9400 W105.6935.  Elev. 9320-9760 ft.
T20N R12E S21 W1/2; also NE1/4 S20.  35.94 N, 105.6935 W to 35.9372 N, 105.6776 W; GPS Reading.  
Spruce/corkbark fir forest with scattered stands of mature aspen and adjacent riparian of river; canyon constricted to W by granite bluffs. Phenology: spores. 

Brian Reif, 8266.  8/9/2003. 		RM 817003	Barcode: RM0104842
_________________________________________________________________________

175.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: ca 4.5 air mi SE of Upper Slide Lake.  Elev. 7500-7800 ft.
T42N R111W S30; also T42N R111W S31 and T42N R112W S25 and S36.  43.57306 N, 110.22028 W; uncertainty 3 mi..  
Cottonwood grove on gravelly, sandy soil on north shore of Cottonwood Creek. Phenology: spores. 

Walter Fertig, 1506.  6/11/1990. 		RM 583825	Barcode: RM0125843
_________________________________________________________________________

176.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sheridan County: Wolf Creek Canyon.  Elev. 4800-5300 ft.
T55N R86W S6.  44.7758 N, 107.2617 W; uncertainty 5 mi..  
Phenology: vegetative only. 

Aven Nelson, 2308.  7/12/1896. 		RM 8698	Barcode: RM0125859
_________________________________________________________________________

177.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Uinta County: Evanston.  Elev. 6750 ft.
T15N R120W S16; also S17, S21, and S22.  41.2793 N, 110.9574 W; uncertainty 3 mi..  
Copse covered banks. Phenology: vegetative only. 

Aven Nelson, 7204.  6/14/1900. 		RM 29564	Barcode: RM0125855
_________________________________________________________________________

178.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Albany County: Laramie Hills.  Elev. 8500 ft.
Margins of ponds. Phenology: vegetative only. 

Aven Nelson, 9641.  11//1912. 		RM 79446
_________________________________________________________________________

179.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Albany County: W slope of Jelm Mountain: Pollock Draw.  Elev. 8100 ft.
T13N R77W S13 SW1/4.  41.0961 N, 105.9845 W; uncertainty 0.5 mi..  
Abundant is spots on slopes leading down to small creek, with aspen, Ribes sp. Phenology: spores. 

Barry Hammel, 487.  6/26/1977. 		RM 301934	Barcode: RM0125847
_________________________________________________________________________

180.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Medicine Bow National Forest: Mullen Creek beaver pond area.  Elev. 8700 ft.
T15N R80W S32 NE1/4.  41.2253 N, 106.4047 W; uncertainty 0.5 mi..  
Abundant along creek. Phenology: spores. 

Barry Hammel, 568.  8/30/1977. 		RM 302201
_________________________________________________________________________

181.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Teton National Forest: Horsetail Ranger Station yard.  Elev. 7000 ft.
T42N R114W S2.  43.6338 N, 110.4961 W; uncertainty 1 mi..  
Gentle slope; clay loam soil; woodland park with willow and silverberry; wet shady ground; common. Phenology: vegetative only. 

Bruce L. Coulter, 58.  6/6/1924. 		USFS 400023	Barcode: USFS0066472
_________________________________________________________________________

182.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: 20 mi S of Jackson.  Elev. 5900 ft.
T39N R116W S32.  43.2993 N, 110.7862 W; uncertainty 1 mi..  
Phenology: vegetative only. 

Elmer D. Merrill, 937.  7/19/1901. 		RM 32008	Barcode: RM0125857
     with E. N. Wilcox
_________________________________________________________________________

183.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Absaroka Mountains, North Fork Shoshone River Drainage: across river from Pahaska.  Elev. 6775 ft.
T52N R109W S3 SE1/4.  44.5053 N, 109.9664 W; uncertainty 0.5 mi..  
Growing in wet soil with Salix, Angelica pinnata and Alopecurus pratensis. Phenology: spores. 

Erwin F. Evert, 2050.  7/10/1980. 		RM 334679
_________________________________________________________________________

184.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: just W of Story Fish Hatchery buildlings and ponds.  Elev. 5420-5600 ft.
T53N R84W S13.  44.5701 N, 106.9175 W.  
Under Pinus ponderosa with understory of Acer glabrum and Crataegus columbiana on an east-facing slope with calcareous; clayey soil. Phenology: vegetative only. 

Erwin F. Evert, 8153.  7/8/1985. 		RM 622398
_________________________________________________________________________

185.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  43.76222 N, 110.91194 W; uncertainty 0.5 mi..  
Mixed conifer forest. Phenology: vegetative only. 

Erwin F. Evert, 9184.  8/9/1985. 		RM 622399
_________________________________________________________________________

186.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Teton National Forest: Cache Creek.  Elev. 6600 ft.
T40N R116W S12.  43.4423 N, 110.7078 W; uncertainty 1 mi..  
5% W slope; loam soil; woodland community with alder and actaea; rich, wet soil; swampy place and along creeks; common. Phenology: vegetative only. 

F. Buchenroth, FB-10.  6/30/1927. 		USFS 400024	Barcode: USFS0066473
_________________________________________________________________________

187.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Natrona County: Casper Mountain: Elkhorn Creek, just north of where it crosses the lower loop of the Casper Mountain Road.  Elev. 7850 ft.
T32N R79W S16.  42.7443 N, 106.3149 W; uncertainty 1 mi..  
On the banks of the creek. Phenology: spores. 

Francis X. Jozwik, 282.  8/14/1962. 		RM 268750	Barcode: RM0125856
_________________________________________________________________________

188.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Navajo County: Navajo Indian Reservation: in front of Betatakin Ruin.  Elev. 7200 ft.
Along stream. Phenology: spores. 

Walter S. Phillips, 3616.  6/19/1964. 		RM 276005
_________________________________________________________________________

189.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills: Sand Creek at Sand Creek Crossing, ca 9 air mi S of Beulah.  Elev. 5000 ft.
T51N R60W S18.  44.4045 N, 104.1027 W.  
Along creek. Phenology: fruiting. 

Hollis Marriott, 11184.  6/22/1990. 		 710242	Barcode: RM0125877
_________________________________________________________________________

190.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  41.2828 N, 105.3733 W; uncertainty 1 mi..  
Moist bottomland along the creek; near water seepage on hillside close to stream. Phenology: spores. 

Jay N. Holliday, Jr., 189.  9/14/1964. 		RM 276671	Barcode: RM0125853
_________________________________________________________________________

191.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Jackson Hole Wildlife Park: 1/2 mi E along the Snake River.  Elev. 6750 ft.
T45N R114W S16.  43.8663 N, 110.5533 W; NAD 83, uncertainty 1 mi., Digital Map.  
Flood plain. Phenology: vegetative only. 

John F. Reed, 2201.  6/9/1948. 		RM 211762
     with Mildred S. Reed
_________________________________________________________________________

192.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: South Brushcreek Picnic Grounds.  Elev. 8500 ft.
T16N R81W S21.  41.3402 N, 106.5002 W; uncertainty 1 mi..  
Moist streamside. Phenology: vegetative only. 

John F. Reed, 2792.  6/22/1950. 		RM 219722
     with Mildred S. Reed
_________________________________________________________________________

193.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Jackson Hole: along Pilgrim Creek.  Elev. 6800 ft.
T46N R114W S29.  43.9242 N, 110.5649 W; uncertainty 3 mi..  
Cottonwood forest. Phenology: vegetative only. 

John F. Reed, 2905.  8/7/1950. 		RM 220011	Barcode: RM0125858
     with Mildred S. Reed
_________________________________________________________________________

194.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

John F. Reed, 2558.  9/8/1948. 		RM 211664	Barcode: RM0125854
     with Mildred S. Reed
_________________________________________________________________________

195.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Morgan: North Fork of Cooper Creek.  Elev. 8600 ft.
T18N R78W S34.  41.4867 N, 106.1451 W; uncertainty 1 mi..  
Boggy bank with Pedicularis. Phenology: spores. 

L. Strack, 105.  7/10/1987. 		RM 395416	Barcode: RM0125848
_________________________________________________________________________

196.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Albany County: Laramie Range: Pole Mountain District: Medicine Bow National Forest: W of Eagle Rock.  Elev. 8200-8400 ft.
T15N R71W S8.  41.2828 N, 105.3733 W; uncertainty 1 mi..  
North-facing slope; dry to moist meadows, and under the trees; common. Phenology: spores. 

M. N. Aslamy, 153b.  7/22/1964. 		RM 276383	Barcode: RM0125849
_________________________________________________________________________

197.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Albany County: Ca 1 3/4 air mi W of Laramie Peak.  Elev. 8000 ft.
T26N R72W S3.  42.2554 N, 105.4695 W; uncertainty 1 mi..  
Along stream. Phenology: vegetative only. 

Neil Snow, 4603.  7/23/1989. 		RM 566303	Barcode: RM0125850
_________________________________________________________________________

198.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Medicine Bow National Forest: Stovepipe Gulch SE of Encampment.  Elev. 7200 ft.
T13N R80W S18; also S19.  41.0961 N, 106.4238 W; uncertainty 2 mi..  
Stream bank; moderately abundant. Phenology: spores. 

Robert D. Dorn, 1198.  11/1/1970. 		RM 288744
_________________________________________________________________________

199.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Lincoln County: Snake River Canyon.  Elev. 5800 ft.
T37N R117W S8; also S7, S9, and S10.  43.1967 N, 110.9045 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
River bank associated with Equisetum laevigatum; common. Phenology: spores. 

Robert D. Dorn, 1272.  6/21/1971. 		RM 288610
_________________________________________________________________________

200.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Near confluence of Snowshoe Creek and Warm Springs Creek.  Elev. 8200 ft.
T42N R108W S32.  43.5618 N, 109.8387 W; uncertainty 1 mi..  
Stream bank associated with Equisetum variegatum; sparce abundance. Phenology: spores. 

Robert D. Dorn, 1343.  7/18/1971. 		RM 288623
_________________________________________________________________________

201.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Converse County: 5 mi SW of Esterbrook.  Elev. 6300 ft.
T28N R72W S36 N1/2.  42.3558 N, 105.4303 W; uncertainty 1 mi..  
Stream bank with Salix and Prunus. Phenology: vegetative only. 

Robert D. Dorn, 6277.  7/22/1995. 		RM 601183	Barcode: RM0125841
_________________________________________________________________________

202.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Hot Springs County: Upper Gooseberry Creek.  Elev. 7500 ft.
T45N R101W S6 SW1/4.  43.895 N, 109.0212 W; uncertainty 0.5 mi..  
Bank above stream with Picea and Rubus. Phenology: vegetative only. 

Robert D. Dorn, 8612.  9/13/2000. 		RM 681308
_________________________________________________________________________

203.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Sierra Madre: North Fork Encampment River, ca 2.5 air mi SW of Encampment.  Elev. 7500 ft.
T14N R84W S15.  41.1822 N, 106.8249 W; uncertainty 1 mi..  
Occasional on moist bank near river. Phenology: spores. 

Roger L. Williams, 466.  5/17/1987. 		RM 396595
_________________________________________________________________________

204.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sheridan County: Little Goose Canyon.  Elev. 4900 ft.
T53N R85W S1.  44.5995 N, 107.039 W; uncertainty 1 mi..  
Stream banks. Phenology: vegetative only. 

Seymour S. Sharp, 367.  6/22/1913. 		RM 78051	Barcode: RM0125861
_________________________________________________________________________

205.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sheridan County: Little Goose Canyon.  Elev. 4900 ft.
T53N R85W S1.  44.5995 N, 107.039 W; uncertainty 1 mi..  
Stream banks. Phenology: vegetative only. 

Seymour S. Sharp, 367.  6/22/1913. 		RM 78154	Barcode: RM0125860
_________________________________________________________________________

206.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sheridan County: Jackson Creek.  Elev. 4200 ft.
T54N R84W S5; also S6.  44.6876 N, 106.9985 W; uncertainty 2 mi..  
Grassy swampy soil. Phenology: vegetative only. 

Vie Willits, 598a.  7/8/1910. 		RM 69182	Barcode: RM0125862
_________________________________________________________________________

207.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Game and Fish East Fork Winter Range: East Fork Unit: Bear Creek at Game and Fish Headquarters, ca 10.5 air mi NE of Dubois.  Elev. 7500 ft.
T43N R105W S31 NE1/4.  43.6482 N, 109.5001 W; uncertainty 0.5 mi..  
Growing in gravelly sand to loam in riparian area to south facing hill (1-15%) above creek; dominants include Picea pungens, Betula, aspen, cottonwood, sedge, grass, and forbs. Phenology: vegetative only. 

William A. Gerhart, 116a.  6/12/1981. 		RM 337883
     with D. Jones and D. Rizor
_________________________________________________________________________

208.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Northern Absaroka Mountains: Clarks Fork Valley; Swamp Lake, ca 34 air mi NW of Cody.  Elev. 6590 ft.
T56N R106W S11 SE1/4.  44.8481 N, 109.5972 W; uncertainty 0.5 mi..  
East-facing granite rock outcrop at NE edge of Swamp Lake basin, near highway. Phenology: spores. 

Walter Fertig, 13393.  8/21/1992. 		RM 579411	Barcode: RM0031956
_________________________________________________________________________

209.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Laramie County: Laramie Mountains: ca 22.5 air mi W of Cheyenne; ca 3.5 air mi NE of Buford.  Elev. 7550 ft.
T14N R70W S28 SW1/4.  41.1508 N, 105.2446 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Short grass and open ponderosa pine forest communities with several small streams. Phenology: vegetative only. 

William C. Edwards, 121.  6/30/1979. 		RM 346533	Barcode: RM0125846
_________________________________________________________________________

210.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Medicine Bow National Forest: Stovepipe Gulch SE of Encampment.  Elev. 7200 ft.
T13N R80W S18; also S19.  41.0961 N, 106.4238 W; uncertainty 2 mi..  
Stream bank; moderately abundant. Phenology: spores. 

Robert D. Dorn, 1198.  11/1/1970. 		RM 288744
_________________________________________________________________________

211.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Lincoln County: Snake River Canyon.  Elev. 5800 ft.
T37N R117W S8; also S7, S9, and S10.  43.1967 N, 110.9045 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
River bank associated with Equisetum laevigatum; common. Phenology: spores. 

Robert D. Dorn, 1272.  6/21/1971. 		RM 288610
_________________________________________________________________________

212.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Near confluence of Snowshoe Creek and Warm Springs Creek.  Elev. 8200 ft.
T42N R108W S32.  43.5618 N, 109.8387 W; uncertainty 1 mi..  
Stream bank associated with Equisetum variegatum; sparce abundance. Phenology: spores. 

Robert D. Dorn, 1343.  7/18/1971. 		RM 288623
_________________________________________________________________________

213.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Hot Springs County: Upper Gooseberry Creek.  Elev. 7500 ft.
T45N R101W S6 SW1/4.  43.895 N, 109.0212 W; uncertainty 0.5 mi..  
Bank above stream with Picea and Rubus. Phenology: vegetative only. 

Robert D. Dorn, 8612.  9/13/2000. 		RM 681308
_________________________________________________________________________

214.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Sierra Ancha Mountains; Cold Springs.  Elev. 6500 ft.
T6N R14E S35.  33.0067 N, 109.9031 W.  
Phenology: spores. 

Barnard A. Hendricks, 2045.  6/24/1924. 		RMRS 11
_________________________________________________________________________

215.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Rose Creek.  Elev. 5500 ft.
T6N R13E S24.  
Timber; on slope 5 deg north, moist loam soil. Phenology: spores. 

Elbert L. Little, 4218.  11/3/1936. 		RMRS 9
_________________________________________________________________________

216.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Peterson Ranch; Workman Creek.  Elev. 6000-7000 ft.
T6N R14E S33.  33.8773 N, 111.0393 W.  
Phenology: spores. 

Elbert L. Little, 4303.  6/20/1937. 		RMRS 10
_________________________________________________________________________

217.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Rose Creek.  Elev. 5500 ft.
T6N R13E S24.  33.8462 N, 110.9821 W.  
Phenology: spores. 

Elbert L. Little Jr., 4218.  11/3/1936. 		RMRS 9
_________________________________________________________________________

218.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Along the stream. Phenology: vegetative only. 

B. E. Nelson, 49816.  6/20/2000. 		RM 759011
_________________________________________________________________________

219.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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..  
Reservoir shore and adjacent meadows. Phenology: spores. 

B. E. Nelson, 51875.  8/15/2000. 		RM 759010
_________________________________________________________________________

220.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Park Range: Fryingpan Trail, ca 1 mi W of N-S trail near Shafer Ranch then N to "lake 8985", ca 18 air mi NW of Walden.  Elev. 8985 ft.
T10N R82W S3 SE1/4.  40.8647 N, 106.5932 W.  
On floating mat in large kettle lake and plants from adjacent lodgepole forest.  Drosera very abundant on floating mat on northeast side. Phenology: vegetative only. 

Ronald L. Hartman, 68810.  7/24/2000. 		RM 759009
     with Sarah Nunn
_________________________________________________________________________

221.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Park Range: trail from Big Creek Lakes S to 1-0 trail mi from Fryinpan Trail, ca 18 air mi NW of Walden.  Elev. 8600-8700 ft.
T10N R82W S2.  40.8647 N, 106.5741 W.  
Trail through lodgepole pine forest. Phenology: spores. 

Ronald L. Hartman, 68954.  7/27/2000. 		RM 759008
     with Sarah Nunn
_________________________________________________________________________

222.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: Colorado State Forest State Park: along County Road 8A, 3.1 road mi from County Road 8.  Elev. 8600 ft.
T10N R78W S8 NE1/4.  40.8503 N, 106.1717 W; uncertainty 0.5 mi..  
Streamside and adjacent redbeds. Phenology: spores. 

Ronald L. Hartman, 73506.  8/4/2001. 		RM 762893
_________________________________________________________________________

223.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 68698.  6/12/2006. 		RM 834544	Barcode: RM0012313
_________________________________________________________________________

224.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: "Wolff Ridge" on the north side of Spread Creek Valley, ca 3.5 air mi SW of Moran; ca 25 air mi NE of Jackson.  Elev. 6900 ft.
T44N R114W S9 E1/2.  43.7921 N, 110.5377 W; GPS Reading.  
Base and lower south-facing cobblestone slope. Phenology: spores. 

B. E. Nelson, 68955.  6/15/2006. 		RM 834543	Barcode: RM0012312
     with David Scott
_________________________________________________________________________

225.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Jackson Hole: near Triangle X Ranch and forest boundary, ca 6 air mi SW of Moran; ca 7 air mi NW of Moose.  Elev. 2014 m.
T44N R114W S20 E1/2.  43.7596 N, 110.5515 W; GPS Reading.  536099E, 4845266N; NAD 27, GPS Reading.  
Mixed conifer forest adjacent to riparian community. Phenology: spores. 

David Scott, 242.  6/7/2006. 		RM 834545	Barcode: RM0012314
     with B. E. Nelson, Nancy Bockino
_________________________________________________________________________

226.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 86761.  8/21/2007. 		RM 907515	Barcode: RM0023065
_________________________________________________________________________

227.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Southwestern Absarokas: Teton Wilderness: ca 12 air mi NE of Moran Junction, near Pacific Creek.  Elev. 7250 ft.
T46N R113W S1.  43.9821 N, 110.3639 W.  
Open lodgepole pine forest mixed with fir and spruce. 

Neil Snow, 1372.  7/23/1987. 		 
_________________________________________________________________________

228.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota: 

no collector, 4695.  //. 		RM 
_________________________________________________________________________

229.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota: 

no collector, 4695.  //. 		RM 
_________________________________________________________________________

230.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Lawrence County: Little Elk Canyon.  Elev. 4130-5060 ft.
T3N R5E S11.  
Along stream. Meade/Lawrence Counties. Phenology: spores. 

A. C. McIntosh, 102.  5/26/1924. 		RM 99245	Barcode: RM0126058
_________________________________________________________________________

231.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Lawrence County: Little Elk Canyon.  Elev. 4130-5060 ft.
T3N R5E S11.  
Along stream. Lawrence/Meade counties. Phenology: spores. 

Arthur C. McIntosh, 102.  5/26/1924. 		RM 99245
_________________________________________________________________________

232.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Lawrence County: Black Hills National Forest: Little Elk Creek at Dalton Picnic Ground.  Elev. 4400 ft.
T3N R5E S11.  
On 2 percent east slope; silty clay soil; wet meadow vegetation type with Glyceria grandis, Carex spp., and Juncus spp. Phenology: spores. 

Charles P. Pase, 639a.  7/6/1956. 		USFS 400697	Barcode: USFS0066477
_________________________________________________________________________

233.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Pennington County: Black Hills: Black Elk Wilderness: along Grizzly Bear Creek S of Mt. Rushmore, ca 7.4 air mi SE of Hill City.  Elev. 4840 ft.
T2S R6E S19 NW1/4 of NW1/4.  43.8649 N, 103.4581 W; uncertainty 0.25 mi..  
White spruce, paper birch, ponderosa pine; along creek. Phenology: spores. 

Cheryl Mayer, 185.  8/31/2000. 		RM 709800	Barcode: RM0126062
_________________________________________________________________________

234.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Pennington County: Spring Creek, 16 mi W of Rapid City.  Elev. 4400 ft.
T1S R6E S4.  
Near water. Phenology: spores. 

Henry Lee, 551.  7/15/1925. 		RM 106146	Barcode: RM0126054
_________________________________________________________________________

235.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Lawrence County: Whitewood.  Elev. 3600-5000 ft.
T5N R4E S5.  
Meso canyon on northwest facing slope; oak, willow, elm association. Mounted with H. Hayward 805. Phenology: vegetative only. 

Herman E. Hayward, 1202.  6/21/1927. 		RM 110771
_________________________________________________________________________

236.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Lawrence County: Boxelder Creek, 4 mi NW of Nemo.  Elev. 4880 ft.
T3N R5E S18.  
Brookside; willow-birch association. Phenology: vegetative only. 

Herman E. Hayward, 2636.  8/4/1927. 		RM 110770	Barcode: RM0126056
_________________________________________________________________________

237.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Pennington County: Rapid City: Rapid Creek Canyon (Dark Canyon).  Elev. 3440-4700 ft.
T1N R6E S14.  44.0475 N, 103.3448 W; uncertainty 3 mi..  
Oak, willow, and elm association. Mounted with H. Hayward 1202. Phenology: vegetative only. 

Herman E. Hayward, 805.  6/13/1927. 		RM 110771	Barcode: RM0126055
_________________________________________________________________________

238.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Lawrence County: Black Hills, Black Hills National Forest, Beaver Creek NNE of Tinton near northern National Forest boundary, ca 8 air mi WSW of Spearfish.  Elev. 4200 ft.
T6N R1E S20 NW1/4.  44.4679 N, 104.0309 W; uncertainty 0.5 mi..  
Rocky dry creek bottom. Phenology: spores. 

Hollis Marriott, 11251.  6/28/1990. 		RM 710177	Barcode: RM0126061
_________________________________________________________________________

239.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Harding County: Long Pine Hills.  Elev. 3100-3500 ft.
T19N R1E S7.  45.6216 N, 104.0393 W; uncertainty 3 mi..  
Springy ground. ELEVSTR 3200 3500 f (USGS 7.5')G.Bryson RMH carto. Phenology: spores. 

S. S. Visher, 24.  7/20/1910. 		RM 70135
_________________________________________________________________________

240.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Fall River County: 
Phenology: vegetative only. 

S. S. Visher, 2660.  8/1/1911. 		RM 76211	Barcode: RM0126057
_________________________________________________________________________

241.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

B. A. Packer, 2025.  7/22/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

242.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Converse County: Laramie Range: confluence of La Bonte and Spring creeks, ca 18 air mi SW of Douglas.  Elev. 5900-6230 ft.
T29N R72W S32 SW1/4.  42.4426 N, 105.5113 W; uncertainty 0.5 mi..  
Creekside Phenology: spores. 

B. A. Packer, 2489.  7/30/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

243.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Albany County: Laramie Range: La Bonte Canyon: La Bonte Creek, ca 16 air mi W of Esterbrook.  Elev. 7180 ft.
T28N R74W S23 N1/2.  42.383 N, 105.6831 W.  
Along creek. Phenology: vegetative only. 

B. A. Packer, 3156.  8/24/1997. 		 
     with J. Brondum and T. McGowan
_________________________________________________________________________

244.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Moffat County: Dinosaur National Monument: ca 3/4 mi downstream of Anderson Hole Campground, on S side of Yampa River.  Elev. 5800 ft.
T6N R100W S14 NW1/4 of SW1/4 of NW1/4.  
On colluvium below Morgan Formation, 40% slope, northwest exposure, with Amelanchier. Phenology: vegetative only. 

E. L. Painter, 435.  5/19/1988. 		RM 542716
_________________________________________________________________________

245.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Garfield County: White River National Forest: Mitchell Creek.  Elev. 6500 ft.
T5S R89W S27.  
Rare, woodland along creek in alluvial loam with Alnus, Betula, Marchantia. Phenology: vegetative only. 

E. R. Ware, 190.  10/1/1932. 		USFS 400889
_________________________________________________________________________

246.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, San Miguel County: Norwood Hill.  Elev. 7000 ft.
Sandy moist river banks. Phenology: vegetative only. 

Ernest P. Walker, 489b.  8/17/1912. 		RM 151229
_________________________________________________________________________

247.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Routt County: Routt National Forest.  Elev. 7100 ft.
T8N R85W S36.  
15% slope, swampy ground along creek in deep loam. Phenology: vegetative only. 

George P. Lang, L-16.  12/1/1928. 		USFS 400888
_________________________________________________________________________

248.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, no county County: Montezuma National Forest.  Elev. 9000 ft.
Phenology: vegetative only. 

Harry E. Kauffman, 102.  6/28/1913. 		USFS 400918
_________________________________________________________________________

249.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest: Panchuela Forest Station.  Elev. 8000 ft.
Black loam; with asters, paintbrush and flax. Phenology: vegetative only. 

Louis P. Rudolph, 49.  8/11/1913. 		USFS 400914
_________________________________________________________________________

250.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, El Paso County: Colorado Springs: South Cheyenne Canyon.  Elev. 1800-2000 ft.
Phenology: vegetative only. 

P. A. Rydberg, 6596.  5/10/1900. 		RM 30006
     with F. K. Vreeland
_________________________________________________________________________

251.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Jackson County: Walden.
Sand dunes, moist east slope. Phenology: vegetative only. 

Ray J. Davis, 406-W.  7/17/1934. 		RM 146836
_________________________________________________________________________

252.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Las Animas County: North Fork Purgatoire River: Sangre de Cristo Mountains.  Elev. 9400 ft.
37 14.6' N, 105 5.9' W.  
Stream bank with Cardamine and Pedicularis. Phenology: spores. 

Robert D. Dorn, 8879.  7/7/2001. 		RM 702865
_________________________________________________________________________

253.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch: near Cimarron; near entrance to Bear Canyon, ca 11 mi W of Cimarron on HWY 64.  Elev. 7200 ft.
Common along moist stream. Phenology: spores. 

Ronald L. Hartman, 1780.  5/5/1968. 		RM 296545
_________________________________________________________________________

254.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch: near Cimarron; HWY 64 at junction wih Bear Canyon.  Elev. 7300 ft.
Common of stream bank. Phenology: vegetative only. 

Ronald L. Hartman, 2613.  8/5/1968. 		RM 296546
_________________________________________________________________________

255.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Summit County: Leadville National Forest: North Fork of the Snake River: 3 mi above the Forks.  Elev. 9500 ft.
Scattering, gentle slope in coarse gravel. Phenology: vegetative only. 

Stanley A. Mahan, 373.  8/16/1923. 		USFS 400887
_________________________________________________________________________

256.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: Snake River Range: Big Elk Creek trailhead adjacent to the YMCA Camp.  Elev. 5800-6000 ft.
T1S R46E S18.  
Wooded slopes with Populus tremuloides, Picea pungens, Pseudotsuga, Prunus, Amelanchier, and Juniperus with grassy lower slopes dominated by Purshia and Balsamorhiza or Artemisia tridentata and Symphoricarpos with occasional limestone outcrop. 

Ronald L. Hartman, 28608.  6/4/1991. 		 
     with Stuart Markow
_________________________________________________________________________

257.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 28972.  6/8/1991. 		RM 692415	Barcode: RM0125851
     with Stuart Markow
_________________________________________________________________________

258.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Bonneville County: Targhee National Forest: Snake River Range: Along Palisades Creek.  Elev. 5600-6400 ft.
T1N R45E S19.  
Mostly riparian, dominated by Cornus, Acer, Prunus, and other shrubs. 

Stuart Markow, 1424.  6/26/1991. 		 
     with B. E. Nelson and Michelle Nelson
_________________________________________________________________________

259.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Snake River Range: Wyo Hwy 22, Burbank Creek, ca 6 air mi SE of Victor, Idaho.  Elev. 6800-6900 ft.
T41N R118W S8.  43.533 N, 111.0339 W.  
Riparian in coniferous forest with Pseudotsuga, Abies lasiocarpa, Pinus contorta, and Picea engelmannii, understory of Lonicera, Ribes, and Amelanchier. 

Stuart Markow, 478.  6/13/1991. 		RM 
_________________________________________________________________________

260.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 

Stuart Markow, 6174.  8/17/1991. 		RM 
_________________________________________________________________________

261.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 

Stuart Markow, 6389.  8/19/1991. 		RM 
_________________________________________________________________________

262.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 8329.  6/28/1992. 		 
_________________________________________________________________________

263.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Converse County: Laramie Range: along Blue Nose Creek, ca 18 air mi SW of Douglas.  Elev. 7200-7300 ft.
T30N R74W S16 SE1/4; also NW1/4 NW1/4 S15.  42.5695 N, 105.7251 W.  
Along creek. Phenology: spores. 

B. A. Packer, 4276.  7/15/1998. 		RM 
     with T. McGowan
_________________________________________________________________________

264.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Grizzly Creek, ca 4 air mi E of Glenwood Springs.  Elev. 6000-6200 ft.
T5S R88W S34.  39.5714 N, 107.2493 W.  
Canyon bottom, with cottonwood, Douglas fir, spruce, and dogwood. 

James P. Vanderhorst, 1912.  8/24/1990. 		 
_________________________________________________________________________

265.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: No Name Creek, ca 3 mi NE of Glenwood Springs.  Elev. 6000-6200 ft.
T5S R88W S32; also S29 and S20.  39.5714 N, 107.2869 W.  
Bottom of canyon along creek, with Douglas fir, poplar, and thimbleberry. 

James P. Vanderhorst, 235a.  6/6/1990. 		 
_________________________________________________________________________

266.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: East Elk Creek, ca 12 air mi NW of Glenwood Springs.  Elev. 6500 ft.
T4S R90W S31.  39.6587 N, 107.5315 W.  
Riparian zone, with cottonwoods, boxelder, Rocky Mountain maple, dogwood, and blue spruce. 

James P. Vanderhorst, 3544.  7/24/1991. 		 
_________________________________________________________________________

267.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Rifle Mountain Park: East Rifle Creek, 1 air mi S of Community Building; ca 14 air mi NNE of Rifle.  Elev. 7000-7050 ft.
T4S R92W S11.  39.7169 N, 107.6821 W.  
Bottom of limestone canyon, riparian zone with Acer negundo and cliff faces and talus slopes; riparian. 

Ronald L. Hartman, 24588.  5/24/1990. 		 
     with James P. Vanderhorst and Walter Fertig
_________________________________________________________________________

268.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Shaded draw. Phenology: vegetative only. 

Beth Ward, 3931.  8/20/1996. 		RM 793273
_________________________________________________________________________

269.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Dry Creek Ridge, ca 8 air mi W of Chewelah, SW of Dry Creek Road.  Elev. 2300-2900 ft.
T32N R39E S12 SW1/4; also NW1/4 and SE1/4 S13.  48.2866 N, 117.833 W.  
Mixed Douglas fir forest with rocky ridge and outcrops; small lake, some parts heavily logged; some open field with wet areas. Phenology: spores. 

Jean Wood, 1592.  6/29/1995. 		 
_________________________________________________________________________

270.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge: McDowell Lake, ca 11 air mi SE of Colville along Rookery Road.  Elev. 2300-2400 ft.
T34N R41E S7 NE1/4; also NW1/4 and SE1/4 S8.  48.4603 N, 117.6815 W.  
Lake edge and bottom; along source creek; Carex and alders. Phenology: spores. 

Jean Wood, 3109.  8/8/1995. 		 
_________________________________________________________________________

271.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 753.  6/3/1995. 		 
_________________________________________________________________________

272.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Kettle River Campground, ca 0.5 air mi E of Boyds on the west bank of Kettle River.  Elev. 1320 ft.
T37N R37E S8; also S9.  48.7215 N, 118.1428 W.  
Open ponderosa pine/pinegrass, mixed forest edge, riverbank, seasonally flooded inlets, and rock outcrops. Phenology: vegetative only. 

Jean Wood, 3960.  5/20/1996. 		 
_________________________________________________________________________

273.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Snag Cove on west bank of Columbia River, ca 9 air mi N of Kettle Falls.  Elev. 1300 ft.
T37N R37E S1 SW1/4.  48.7359 N, 118.0552 W.  
Riverbank, cobble beach, draw-down mud, Carex meadow, and forest edge. Phenology: vegetative only. 

Jean Wood, 4068.  5/22/1996. 		 
_________________________________________________________________________

274.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Barstow Flats on Kettle River, ca 1 air mi SSE of Barstow store.  Elev. 1300 ft.
T38N R37E S29 NE1/4; also W1/2 S28.  48.7645 N, 118.1428 W.  
Riverbank and sandy flood plain with ponderosa pine; heavily infested with cheatgrass and Poa bulbosa. Phenology: vegetative only. 

Jean Wood, 4380.  5/31/1996. 		 
_________________________________________________________________________

275.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 4523.  6/2/1996. 		 
_________________________________________________________________________

276.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Summit Lake and Box Canyon wetlands, ca 3 air mi N of Pierre Lake.  Elev. 2500 ft.
T40N R37E S20 NE1/4; also W1/2 S21 and SW1/4 S16.  48.9506 N, 118.1428 W.  
Lakeside. Phenology: vegetative only. 

Jean Wood, 6303.  7/23/1996. 		 
_________________________________________________________________________

277.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Byers Creek at crossing of Meadow Creek Road, ca 8 air mi W of Ione.  Elev. 3000 ft.
T38N R41E S34 NE1/4.  48.7503 N, 117.6179 W.  
Creekside. Phenology: spores. 

Jean Wood, 6673.  7/30/1996. 		 
     with W. Wagner
_________________________________________________________________________

278.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: headwaters of Barnaby Creek, ca 6 air mi SE of Sherman Pass along Forest Road 2014.  Elev. 4200 ft.
T35N R35E S15 SW1/4; also NW1/4 S22.  48.5323 N, 118.401 W.  
Roadside. Phenology: spores. 

Jean Wood, 7022.  8/3/1996. 		 
     with Diane Pavek
_________________________________________________________________________

279.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Davis Lake, ca 11 air mi NW of Kettle Falls.  Elev. 4500 ft.
T37N R36E S3 NW1/4.  48.7359 N, 118.2304 W.  
Lake margins. Phenology: fruiting. 

Jean Wood, 7622.  8/13/1996. 		 
     with K. Ahlenslager, L. Swartz and J. Nisbet
_________________________________________________________________________

280.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Wyoming/Salt River Ranges: Wyoming Range: Willow Creek Drainage: along lower Willow Creek between Sourdough and Sob creeks, ca 3.5-4.5 air mi SE of Hoback Junction, ca 15-16 air mi SSE of Jackson.  Elev. 6300 ft.
T38N R115W S7.  43.2714 N, 110.6825 W; uncertainty 1 mi..  
Fir grove along creek. 

B. E. Nelson, 19883.  8/18/1990. 		RM 1018397	Barcode: RM0302692
_________________________________________________________________________

281.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 7000-7400 ft.
T39N R116W S35; also S36.  43.3011 N, 110.7247 W; uncertainty 2 mi..  
Open forested slopes. 

B. E. Nelson, 20055.  8/21/1990. 		RM 1018396	Barcode: RM0302691
     with Walter Fertig
_________________________________________________________________________

282.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: along Blind Bull Creek ca 1 air mi E of Greys River Road, ca 19.3 air mi NE of Afton.  Elev. 6700 ft.
T34N R116W S9.  42.9439 N, 110.6906 W; uncertainty 1 mi..  
Grassy overflow channels. Phenology: vegetative only. 

B. E. Nelson, 24689.  8/19/1992. 		RM 1014644	Barcode: RM0296825
     with Russ Nelson
_________________________________________________________________________

283.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: "Star Hill" 1 air mi ENE of Afton center; north side of Swift Creek.  Elev. 6400-8000 ft.
T32N R118W S29.  42.73 N, 110.9056 W.  
Mostly herb community with scattered juniper, some patches of Acer grandidentatum and Douglas fir and area along road; roadside. Phenology: spores. 

Ronald L. Hartman, 31984.  5/9/1992. 		RM 1014643	Barcode: RM0296824
     with Bruce Embury
_________________________________________________________________________

284.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 32058.  5/9/1992. 		RM 1014642	Barcode: RM0296823
     with Bruce Embury
_________________________________________________________________________

285.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 44478.  8/19/1993. 		RM 1017800	Barcode: RM0301376
_________________________________________________________________________

286.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Southwestern Absarokas: high ridge NW of Bonneville Pass, ca 2.5 air mi NE of Brooks Lake, ca 24 air mi NW of Dubois.  Elev. 10200 ft.
T44N R109W S17.  43.7781 N, 109.9614 W.  
Meadow just below treeline. 

B. E. Nelson, 14773.  8/11/1987. 		RM 
     with Neil Snow and Diane Parker
_________________________________________________________________________

287.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Northern Absarokas: along Dead Indian Creek in Sunlight Basin, ca 24 air mi NW of Cody.  Elev. 6100 ft.
T55N R104W S17.  44.7453 N, 109.41194 W.  
Creek banks. Phenology: vegetative only. 

B. E. Nelson, 16510.  8/7/1988. 		RM 535204	Barcode: RM0031941
_________________________________________________________________________

288.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: in Tensleep Canyon near the mouth of Leigh Canyon, ca 7.5 air mi NE of Ten Sleep.  Elev. 5300 ft.
T48N R87W S33.  44.0853 N, 107.31917 W; uncertainty 1 mi..  
Disturbed areas in canyon bottom. Phenology: vegetative only. 

B. E. Nelson, 7133.  8/14/1980. 		RM 349145
     with Gael Fonken
_________________________________________________________________________

289.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: near the mouth of Tensleep Canyon, ca 5 air mi NE of Ten Sleep.  Elev. 4800 ft.
T47N R87W S6.  44.07028 N, 107.35861 W; uncertainty 1 mi..  
In and around overflow areas. Phenology: spores. 

B. E. Nelson, 7152.  8/14/1980. 		RM 349144
     with Gael Fonken
_________________________________________________________________________

290.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 436.  8/12/1980. 		RM 349143
     with B. E. Nelson
_________________________________________________________________________

291.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Amy J. Roderick, 4977.  6/15/1998. 		RM 
     with Frank Blomquist
_________________________________________________________________________

292.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Water edge at creek. 

June Haines, 5621.  8/20/1985. 		RM 
_________________________________________________________________________

293.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Sweetwater River, south of bridge across river on Agate Flats Road, ca 9.5 air mi ENE of Jeffrey City.  Elev. 6180-6200 ft.
T29N R90W S5; also S6.  42.5112 N, 107.6321 W; uncertainty 2 mi..  
On an island in the middle of the river. 

June Haines, 7118.  8/30/1986. 		RM 
     with Georgia Haines
_________________________________________________________________________

294.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sweetwater County: Green River Basin: north side of Pine Mountain.  Elev. 8800-9500 ft.
T12N R103W S2 & S3.  41.0489 N, 108.9778 W; uncertainty 2 mi..  
Subalpine fir and Engelmann spruce forest on lower slopes, small stream with sedge meadows, grazed openings with sagebrush, and open aspen stands along edge of conifer forest; along creek. Phenology: vegetative only. 

Keith H. Dueholm, 10930.  8/22/1980. 		RM 396962	Barcode: RM0125879
_________________________________________________________________________

295.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sweetwater County: Green River Basin: ridges and flats between Richards Gap and Tepee Mountain, and along Red Creek.  Elev. 6900-7100 ft.
T12N R104W S18.  41.0197 N, 109.1686 W; uncertainty 1 mi..  
Sandy and shaley slopes above deep drainages, rocky bench above, greasewood flats along lower drainage and creek; along drainage. Phenology: vegetative only. 

Keith H. Dueholm, 11072.  5/23/1981. 		RM 396968	Barcode: RM0125878
     with Ronald L. Hartman
_________________________________________________________________________

296.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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..  
Bluffs along the creek with paper birch and ponderosa pine. Phenology: vegetative only. 

Keith H. Dueholm, 11829.  9/13/1984. 		RM 370946
_________________________________________________________________________

297.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 25 air mi SSW of Meeteetse, junction of South Fork Wood River and East Fork of South Fork Wood River.  Elev. 8200 ft.
T45N R103W S25.  43.8359 N, 109.1634 W.  
Wet mossy areas in Engelmann spruce and subalpine fir forest. Phenology: spores. 

Robert S. Kirkpatrick, 1518.  7/26/1983. 		RM 554916	Barcode: RM0031947
     with Ruth E. B. Kirkpatrick & B. E. Nelson
_________________________________________________________________________

298.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 17 air mi N of Dubois, at junction of Horse Creek and Twilight Creek.  Elev. 8700 ft.
T44N R107W S14.  43.7778 N, 109.6594 W.  
Rocky creek bottoms. Phenology: vegetative only. 

Robert S. Kirkpatrick, 1789.  8/1/1983. 		RM 554904	Barcode: RM0031959
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

299.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: ca 25 air mi W of Meeteetse, in the vicinity of the junction of Jack Creek and the Greybull River.  Elev. 7600-8400 ft.
T48N R104W S28.  44.102 N, 109.3438 W.  
Rocky creek flood plains. 

Robert S. Kirkpatrick, 2225.  8/18/1983. 		RM 554903	Barcode: RM0031958
_________________________________________________________________________

300.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 21 air mi N of Dubois, along the Wiggins Fork of the Wind River, ca 1 mi E of Norton Point.  Elev. 8200 ft.
T45N R106W S26; also S35.  43.8374 N, 109.5398 W.  
Picea engelmannii and Abies lasiocarpa forest on old river floodplain; moist, closed areas. Phenology: vegetative only. 

Robert S. Kirkpatrick, 3924.  7/14/1984. 		RM 554905	Barcode: RM0031960
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

301.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Robert S. Kirkpatrick, 4662.  7/21/1984. 		RM 554906	Barcode: RM0031944
_________________________________________________________________________

302.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Robert S. Kirkpatrick, 5276.  7/29/1984. 		RM 554907	Barcode: RM0031961
_________________________________________________________________________

303.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 24 air mi NNE of Dubois, in the vicinity of the junction of Emerald Creek and Wiggins Fork.  Elev. 8500 ft.
T45N R106W S13.  43.8663 N, 109.5197 W; uncertainty 1 mi..  
Picea engelmannii and Abies lasiocarpa forest. Phenology: vegetative only. 

Robert S. Kirkpatrick, 6296.  8/30/1984. 		RM 554908	Barcode: RM0031945
     with Ruth Kirkpatrick and Leslie Demy
_________________________________________________________________________

304.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 682.  7/6/1983. 		RM 554914	Barcode: RM0031948
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

305.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: ca 16.5 air mi NW of Dubois, along East Fork Du Noir Creek, ca 9 road mi N of U.S. Hwy 26/287.  Elev. 7500 ft.
T43N R108W S4.  43.7202 N, 109.8188 W.  
Floodplain and gravel bars along the river (possibly limestone outwash). Phenology: vegetative only. 

Robert S. Kirkpatrick, 800a.  7/8/1983. 		RM 554915	Barcode: RM0031946
     with Ruth E. B. Kirkpatrick
_________________________________________________________________________

306.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Big Horn County: Big Horn Mountains: Medicine Lodge Canyon: west side of Medicine Lodge Creek.  Elev. 5000 ft.
T50N R89W S3; also S15.  44.3383 N, 107.5289 W; uncertainty 2 mi..  
Lower canyon slopes and floor. Phenology: vegetative only. 

Ronald L. Hartman, 11186.  5/24/1980. 		RM 349142
     with Keith H. Dueholm
_________________________________________________________________________

307.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: Black Mountain from County Road 678 and Forest Road 30, ca 10 mi S and 12 mi E of Heppner.  Elev. 5080 ft.
T4S R28E S23; also S22.  45 12' 19" N, 119 17' 32" W; GPS Reading.  zone 11, 5008298E, 319978N; GPS Reading.  
Riparian area under grand fir, Taxus, and Douglas fir in black, organic soil; slope 0-10; aspect south. Phenology: spores. 

Heather Bradtke, 5922.  6/17/2002. 		RM 
_________________________________________________________________________

308.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Boulder Basin Trail, Hunter Creek, and vicinity.  Elev. 6400-7400 ft.
T48N R106W S4; also S9 and S10.  44.1581 N, 109.59639 W.  
Vicinity of creek with overstory of birch, cottonwood, willow, douglas fir, and engelmann spruce. Phenology: spores. 

Ronald L. Hartman, 14773.  6/10/1983. 		RM 554909	Barcode: RM0031955
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

309.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Wood River between Brown Mountain and Upper Wood River campgrounds and along Deer Creek.  Elev. 7400-7900 ft.
T46N R103W S23; also S24; T46N R102W S19.  43.9378 N, 109.18306 W.  
River and creek bottoms and adjacent rocky benches and slopes with scattered lodgepole pine, engelmann spruce, and limber pine and big sagebrush. Phenology: spores. 

Ronald L. Hartman, 14904.  6/12/1983. 		RM 554910	Barcode: RM0031954
     with Robert S. Kirkpatrick
_________________________________________________________________________

310.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: along Horse Creek, ca 0.5 mi NE of Horse Creek Campground or ca 10 air mi N of Dubois.  Elev. 7700-8000 ft.
T43N R106W S19; also S30.  43.6758 N, 109.6269 W.  
Open, grassy limestone outcrops with mixed stands of lodgepole and limber pines and douglas fir, also adjacent river bottoms. Phenology: vegetative only. 

Ronald L. Hartman, 15001.  6/14/1983. 		RM 554911	Barcode: RM0031953
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

311.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: junction of Wiggins Fork and Frontier Creek at Double Cabin Campground.  Elev. 8100 ft.
T44N R106W S3; also S10, S11, S14, S15; also S22.  43.80694 N, 109.56306 W; uncertainty 4 mi..  
River flood plains and adjacent rolling grassy slopes and lodgepole pine forest. Phenology: vegetative only. 

Ronald L. Hartman, 15085.  6/14/1983. 		RM 554912	Barcode: RM0031949
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

312.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 15295.  6/19/1983. 		RM 554913	Barcode: RM0031952
     with Robert S. and Ruth E. B. Kirkpatrick
_________________________________________________________________________

313.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: Absaroka Mountains: vicinity of Double Cabin.  Elev. 8000-8200 ft.
T44N R106W S2; also S3.  43.80694 N, 109.54222 W; uncertainty 2 mi..  
Meadows and river bottom; stream bottoms. Phenology: spores. 

Ronald L. Hartman, 16905.  8/17/1983. 		RM 554917	Barcode: RM0031951
_________________________________________________________________________

314.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Park County: Northern Absarokas: North Fork Crandall Creek trail, 15-17 trail mi WNW of Crandall Ranger Station.  Elev. 7600-8000 ft.
T57N R107W S32; also S33.  44.87778 N, 109.8208 W; uncertainty 2 mi..  
Along trail through coniferous forest. Phenology: vegetative only. 

Ronald L. Hartman, 21734.  7/27/1985. 		RM 535205	Barcode: RM0031957
_________________________________________________________________________

315.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: South Fork Fish Creek between Purdy and Hackamore Creeks.  Elev. 7750-7800 ft.
T42N R111W S25; also S26.  43.5731 N, 110.1208 W; uncertainty 2 mi..  
Meadows, gravel bars, and adjacent lodgepole pine forests. Phenology: spores. 

Ronald L. Hartman, 28413.  8/25/1990. 		RM 583822
_________________________________________________________________________

316.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: ca 4 air mi NW of Wyo Hwy 28 on road SW and paralleling Sweetwater River canyon.  Elev. 7500-7800 ft.
T28N R102W S10; also S11.  42.4125 N, 108.9744 W.  
Granitic/metamorphic canyon slopes and canyon bottom; canyon bottom. Phenology: spores. 

Ronald L. Hartman, 31346.  8/21/1991. 		RM 583122	Barcode: RM0031950
     with Jonathan Hughes
_________________________________________________________________________

317.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: Desolation Creek, ca 9 mi S and 8 mi E of Dale.  Elev. 3400 ft.
T8S R33E S17; also S20.  44 52' 10" N, 118 46' 33" W; GPS Reading.  zone 11, 4969990E, 359713N; GPS Reading.  
Riparian area, spruce, grand fir dominant in organic to fine, deep, and powdery soil; slope 0-15; aspect none. Phenology: spores. 

Heather Bradtke, 7160a.  6/30/2002. 		RM 
_________________________________________________________________________

318.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: south and east shore of Little Half Moon Lake, 8 air mi ENE of Pinedale.  Elev. 7600 ft.
T34N R108W S23.  42.9019 N, 109.7108 W; uncertainty 1 mi..  
Open, dry, sandy beach. Phenology: spores. 

Walter Fertig, 10694.  8/4/1991. 		RM 583123
_________________________________________________________________________

319.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: New Fork River, ca .3 mi W of spillway of New Fork Lakes Dam, ca 16 air mi NNW of Pinedale.  Elev. 7800 ft.
T36N R110W S15; also S21 and S22..  43.0894 N, 109.9675 W; uncertainty 3 mi..  
Bank of New Fork River. Phenology: spores. 

Walter Fertig, 2217.  6/23/1990. 		RM 583824	Barcode: RM0125865
_________________________________________________________________________

320.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Half Moon Lake, ca 8 air mi NE of Pinedale.  Elev. 7700-7900 ft.
T34N R108W S9.  42.9314 N, 109.7506 W.  
Lakeshore. Phenology: spores. 

Walter Fertig, 2525.  6/25/1990. 		RM 583823
_________________________________________________________________________

321.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Fremont County: West Slope Wind River Range: Acorn Ridge, Sweetwater River, ca 4 air mi NW of Wyo Hwy 28, ca 37 air mi NE of Farson.  Elev. 7600-7990 ft.
T28N R102W S10.  42.4125 N, 108.9744 W.  
Wet, sandy south bank of Sweetwater River in canyon. 

Walter Fertig, 7293.  6/8/1991. 		RM 583124	Barcode: RM0031940
_________________________________________________________________________

322.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 9566.  7/17/1991. 		RM 
_________________________________________________________________________

323.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Converse County: Ca 5 mi SW of Esterbrook.  Elev. 6300 ft.
T28N R72W S36 N1/2.  42.3558 N, 105.4303 W; uncertainty 1 mi..  
Stream bank with Salix and Prunus. Phenology: vegetative only. 

Robert D. Dorn, 6277.  7/22/1995. 		RM 601183
_________________________________________________________________________

324.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Washington, Columbia County: Umatilla National Forest and Vicinity: Colony Creek, ca 6 mi S and 17 mi E of Dayton.  Elev. 4900-5000 ft.
T9N R41E S26.  46 13' 55" N, 117 38' 14" W; GPS Reading.  zone 11, 5120017E, 450873N; GPS Reading.  
Brown powdery soil; aspect northwest. Phenology: vegetative only. 

Heather Bradtke, 9646.  7/25/2002. 		RM 
_________________________________________________________________________

325.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 48694.  7/30/1994. 		RM 633393	Barcode: RM0125844
     with Tom Cramer
_________________________________________________________________________

326.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: confluence of Flat Creek and the Snake River; ca 6 air mi S of Jackson.  Elev. 6000 ft.
T40N R116W S34 NW1/4.  43.3853 N, 110.7435 W; uncertainty 0.5 mi..  
Along waterway and upslope. Phenology: spores. 

Ronald L. Hartman, 49912.  8/22/1994. 		RM 624568
_________________________________________________________________________

327.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Thomas Cramer, 1708.  7/7/1994. 		RM 633489
     with Jane T. Kellett
_________________________________________________________________________

328.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: east end of Fontenelle Gap, ca 15 air mi W of Fontenelle Reservoir.  Elev. 7000 ft.
T24N R115W S2 NW1/4; also NE1/4 S3.  42.0931 N, 110.4189 W; uncertainty 1 mi..  
Creekside meadows, willow thickets, and rockslides. Phenology: spores. 

Thomas Cramer, 2752a.  8/4/1994. 		RM 633488	Barcode: RM0125864
_________________________________________________________________________

329.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Lincoln County: Green River Basin: Green River at Slate Creek confluence, ca 1/2 air mi NE of Fontenelle.  Elev. 6400 ft.
T23N R111W S7 W1/2; also T23N R112W NE1/4 S12.  41.9883 N, 110.0442 W; uncertainty 1 mi..  
Riverside beneath shale bluff, surrounding greasewood and rabbitbrush desert. Phenology: spores. 

Thomas Cramer, 3133a.  8/8/1994. 		RM 642612	Barcode: RM0125845
_________________________________________________________________________

330.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Thomas Cramer, 616.  6/16/1994. 		RM 633490
_________________________________________________________________________

331.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 7800 ft.
T31N R105W S8 SE1/4.  42.6733 N, 109.3922 W.  
Creekside meadows and willows. Phenology: spores. 

Thomas Cramer, 9424.  7/25/1995. 		RM 637974
     with Jane T. Kellett
_________________________________________________________________________

332.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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..  
Bluffs along the creek with paper birch and ponderosa pine. Phenology: vegetative only. 

B. E. Nelson, 11829.  9/13/1984. 		RM 370946	Barcode: RM0125869
_________________________________________________________________________

333.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills: Sand Creek at Sand Creek Crossing, ca 9 air mi S of Beulah. /4  Elev. 5000 ft.
T51N R60W S18; S18.  44.4045 N, 104.1027 W; uncertainty 0.5 mi..  
Along creek. Phenology: fruiting. 

Hollis Marriott, 11184.  6/22/1990. 		RM 710242
_________________________________________________________________________

334.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains, North Redwater Creek, ca 7 air mi SW of Aladdin.  Elev. 4300 ft.
T53N R62W S16 SE1/4.  44.58194 N, 104.3053 W; uncertainty 1 mi..  
Stream margin, birch woods. Phenology: spores. 

Hollis Marriott, 2496.  5/31/1983. 		RM 370914	Barcode: RM0125873
_________________________________________________________________________

335.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills: Government Valley, ca 8.2 air mi NNE of Sundance.  Elev. 4600 ft.
T52N R62W S4 SW1/4.  44.52361 N, 104.30833 W; uncertainty 1 mi..  
Birch woods along creek. Phenology: spores. 

Hollis Marriott, 2653.  6/6/1983. 		RM 370915	Barcode: RM0125871
_________________________________________________________________________

336.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills: Redwater Creek, W. H. Vore Ranch, ca 3.6 air mi WNW of Beulah.  Elev. 3600 ft.
T53N R61W S26 NW1/4 of; and NE1/4 of S27.  44.5533 N, 104.14028 W; uncertainty 1 mi..  
Deciduous woods along stream. Phenology: vegetative only. 

Hollis Marriott, 2691.  6/7/1983. 		RM 370916	Barcode: RM0125874
_________________________________________________________________________

337.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills: Dugout Gulch ca 5.5 air mi S of Beulah.  Elev. 4300 ft.
T52N R60W S30 W1/2.  44.4661 N, 104.10278 W; uncertainty 1 mi..  
Wet meadow (old beaver ponds). Phenology: vegetative only. 

Hollis Marriott, 3742.  6/28/1983. 		RM 370917	Barcode: RM0125876
_________________________________________________________________________

338.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills: Dugout Gulch ca 5.5 air mi S of Beulah.  Elev. 4300 ft.
T52N R60W S30 W1/2.  44.4661 N, 104.10278 W; uncertainty 1 mi..  
Wet meadow (old beaver ponds). Phenology: vegetative only. 

Hollis Marriott, 3761.  6/28/1983. 		RM 370924	Barcode: RM0125894
_________________________________________________________________________

339.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: headwaters of Lame Jones Creek, ca 7 air mi S of Alva.  Elev. 4900 ft.
T53N R63W S8; also S17.  44.5981 N, 104.4443 W.  
Wet meadows and old beaver ponds. Phenology: vegetative only. 

Hollis Marriott, 5627.  8/22/1983. 		RM 370918	Barcode: RM0125872
_________________________________________________________________________

340.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Weston County: Black Hills: Parmlee Canyon above confluence with Bear Canyon, ca 4.5 air mi SE of Four Corners.  Elev. 5800 ft.
T47N R60W S21 E1/2.  44.0392 N, 104.0672 W; uncertainty 1 mi..  
Creek bottom in spruce-pine forest. Phenology: vegetative only. 

Hollis Marriott, 8541.  8/4/1984. 		RM 370920	Barcode: RM0125870
     with Dennis Horning
_________________________________________________________________________

341.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: 7 mi NW of Hulett.  Elev. 4400 ft.
T55N R65W S25; also S26.  44.7377 N, 104.6959 W; uncertainty 1 mi..  
Moist canyons. Phenology: spores. 

Marion Ownbey, 644.  6/5/1935. 		RM 143737	Barcode: RM0125852
_________________________________________________________________________

342.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Ronald L. Hartman, 15999.  7/13/1983. 		RM 370921	Barcode: RM0125875
_________________________________________________________________________

343.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Sierra Ancha Mountains; Cold Springs.  Elev. 7500 ft.
Timber; on slope 30 % north; deep loam, very moist soil. Phenology: spores. 

Barnard A. Hendricks, 2045.  6/24/1924. 		RMRS 11
_________________________________________________________________________

344.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Arizona, Gila County: Tonto National Forest: Peterson Ranch; Workman Creek.  Elev. 6000-7000 ft.
T6N R14E S33.  
Pine-fir forest; on slope 10 deg northwest, moist loam soil. Phenology: spores. 

Elbert L. Little, 4303.  6/20/1937. 		RMRS 10
_________________________________________________________________________

345.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Culebra Range: San Isabel National Forest boundary on the North Fork Road off Colo Hwy 12; road to Purgatory Campground.  Elev. 9200 ft.
T32S R69W S23 SW1/4; (and to the W into unsurveyed land).  37.2437 N, 105.0741 W.  
Riparian; aspen-oak-Abies. Phenology: vegetative only. 

Brian Elliott, 341.  5/27/1998. 		RM 828603
_________________________________________________________________________

346.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: along Stevens Draw below the northwest side of Tie Flat, ca 23.5 air mi ESE of Bridger.  Elev. 6500-6900 ft.
T7S R26E S36 E1/2.  45.18 N, 108.4594 W; uncertainty 0.5 mi., GPS reading.  
Drier meadows and open slopes along the stream. Phenology: spores. 

B. E. Nelson, 76611.  8/21/2008. 		USFS 884108	Barcode: USFS0052126
_________________________________________________________________________

347.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Elk Creek on east side of The Wall ca 0.1 mi S of Leandro Creek.  Elev. 9341 ft.
36.882748 N, 105.183075 W; WGS 84, GPS reading.  
Rocky, fast flowing stream under Populus tremuloides, Abies, and Picea; adjacent to small andesite cliffs with east exposure. Stems tough, dark green; uncomon under conifers by stream. Photographed. Specimen GPS: 36.882938, -105.18309. Phenology: vegetative only. 

Ben Legler, 8608.  6/9/2008. 		RM 906189	Barcode: RM0030923
_________________________________________________________________________

348.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Portal Creek from the bridge to Forest Road 984 S, ca 6 air mi ENE of interesection of U.S. Hwy 191 and Mont Hwy 64 (Big Sky), ca 27 air mi S of Bozeman.  Elev. 7080 ft.
T6S R5E S20 SW1/4.  45.2958 N, 111.1397 W; NAD 83, , GPS Reading.  
Seep. Phenology: spores. 

B. E. Nelson, 73442.  7/29/2007. 		USFS 872320	Barcode: USFS0058918
_________________________________________________________________________

349.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Big Bear Creek at crossing of Cliff Creek or Forest Road 6989 ca 1.5 air mi NW of Wheeler Mountain, ca 11.5 air mi SSW of Bozeman.  Elev. 5860-6040 ft.
T4S R5E S4.  45.5176 N, 111.1119 W; NAD 83, , GPS Reading.  
Open canyon bottom Phenology: vegetative only. 

B. E. Nelson, 73864.  8/3/2007. 		USFS 872321	Barcode: USFS0058919
_________________________________________________________________________

350.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Forest Road 3280, along East Fork Mill Creek, ca 23.5 air mi S of Livingston.  Elev. 5600-6600 ft.
T6S R10E S18 E1/2.  45.3169 N, 110.5366 W; WGS 84, , GPS Reading.  
Steep slopes with mixed conifer forest overstory, mossy mixed forb understory, also talus fields and granite rock outcrops. Phenology: vegetative only. 

Emily Elliott, 1309.  6/8/2007. 		RM 
     with Brian Elliott
_________________________________________________________________________

351.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: along County Road 6507, ca 40 air mi SSW of Livingston; ca 7.5 air mi NW of Gardiner.  Elev. 5400-6000 ft.
T8S R7E S25 NW1/4; also SW1/4 S24.  45.1098 N, 110.8201 W; WGS 84, , GPS Reading.  
Stream banks and roadside in canyon. Phenology: spores. 

Emily Elliott, 2026.  6/18/2007. 		RM 
_________________________________________________________________________

352.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Grotto Falls Trail, from trailhead at end of Forest Road 62, ca 17 air mi SSE of Bozeman.  Elev. 6880-7280 ft.
T4S R6E S34 SE1/4.  45.4479 N, 110.9622 W; WGS 84, , GPS Reading.  
Mixed conifer forest with a Vaccinium understory. Phenology: vegetative only. 

Emily Elliott, 2513.  7/6/2007. 		USFS 872426	Barcode: USFS0058954
     with Ken Elliott
_________________________________________________________________________

353.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Forest Road 62, ca 1 road mi from forest boundary, ca 8.5 air mi S of Bozeman.  Elev. 5680-5720 ft.
T3S R5E S23 E1/2.  45.5637 N, 111.0717 W; WGS 84, , GPS Reading.  
Roadside, disturbed area, and creek area. Phenology: spores. 

Emily Elliott, 2648.  7/6/2007. 		USFS 872427	Barcode: USFS0058955
     with Ken Elliott
_________________________________________________________________________

354.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Forest Road 348 near Sixmile Creek, ca 30 air mi SSW of Livingston.  Elev. 5880-5920 ft.
T7S R8E S9 N1/2.  45.2432 N, 110.7523 W; WGS 84, , GPS Reading.  
Riparian area between road and creek. Phenology: spores. 

Emily Elliott, 2770.  7/8/2007. 		USFS 872316	Barcode: USFS0058950
     with Ken Elliott
_________________________________________________________________________

355.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: trail along Wallace Creek to Wallace Pass, ca 29-32 air mi SSE of Livingston.  Elev. 6600-8600 ft.
T7S R10E S9 W1/2; also S16 and E1/2 S21.  45.2444 N, 110.4936 W to 45.2029 N, 110.4781 W; WGS 84, , GPS Reading.  
Spruce-fir forest with Vaccinium understory. Phenology: spores. 

Emily Elliott, 4073.  7/31/2007. 		USFS 872317	Barcode: USFS0058951
     with Brian Elliott
_________________________________________________________________________

356.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Sweet Grass County: Absaroka Range/Beartooth Mountains: Gallatin National Forest: along Forest Road 6639 and the Boulder River, ca 22 air mi SE of Livingston.  Elev. 5275-5280 ft.
T4S R12E S23 NE1/4.  45.4731 N, 110.201 W; WGS 84, , GPS Reading.  
Riparian area and active beaver dams. Phenology: spores. 

Emily Elliott, 4186.  8/3/2007. 		USFS 872318	Barcode: USFS0058952
     with Brian Elliott
_________________________________________________________________________

357.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: end of Music Pass Road.  Elev. 9200-9300 ft.
T24S R72W S28; SW1/4 28.  37.933 N, 105.4383 W.  
Fine-grained soil; dominant species: ponderosa and aspen. Phenology: vegetative only. 

Charity Hall, 1230.  6/22/1998. 		RM 828601
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

358.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Wetland dominated by willows above creek. Phenology: vegetative only. 

Laura E. Lukas, 434.  6/13/2007. 		RM 919525	Barcode: RM0079015
_________________________________________________________________________

359.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Meadow along creek. Phenology: vegetative only. 

Laura E. Lukas, 1114.  6/22/2007. 		RM 919535	Barcode: RM0079025
_________________________________________________________________________

360.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Mixed spruce-fir forest along creek. Phenology: vegetative only. 

Laura E. Lukas, 1469.  6/27/2007. 		RM 919534	Barcode: RM0079024
_________________________________________________________________________

361.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 8578 ft.
T15N R81W S3.  41.2952 N, 106.4781 W; WGS 84, , GPS reading.  
Mixed conifer forest on edge of park. Phenology: fruiting. 

Laura E. Lukas, 2276.  7/13/2007. 		RM 919524	Barcode: RM0079014
_________________________________________________________________________

362.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 2949.  7/20/2007. 		RM 919523	Barcode: RM0079013
_________________________________________________________________________

363.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Draw. Phenology: vegetative only. 

Laura E. Lukas, 3494.  7/30/2007. 		RM 919522	Barcode: RM0079012
_________________________________________________________________________

364.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Mullen Creek, ca 1 air mi E of intersection of Forest Road 500 (French Creek Road) and Forest Road 225 (South French Creek Road), ca 26 air mi SE of Saratoga.  Elev. 8752 ft.
T15N R80W S28; also S30.  41.2305 N, 106.4011 W; WGS 84, , GPS reading.  
Wet, open conifer-aspen forest uphill from creek. Phenology: spores. 

Laura E. Lukas, 3591.  7/30/2007. 		RM 919521	Barcode: RM0079011
_________________________________________________________________________

365.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Near and on rock mounds (from mining), near creeks; wooded with lodgepole pine. Phenology: spores. 

Laura E. Lukas, 3900.  8/3/2007. 		RM 919520	Barcode: RM0079010
_________________________________________________________________________

366.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 4696.  8/17/2007. 		RM 919519	Barcode: RM0079009
_________________________________________________________________________

367.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: flowering. 

Laura E. Lukas, 5129.  6/18/2008. 		RM 919533	Barcode: RM0079023
_________________________________________________________________________

368.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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 mixed conifer forest, uphill from creek. Phenology: fruiting. 

Laura E. Lukas, 5779.  7/2/2008. 		RM 919532	Barcode: RM0079022
_________________________________________________________________________

369.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Mixed conifer-aspen forest along creek. Phenology: vegetative only. 

Laura E. Lukas, 5943.  7/9/2008. 		RM 919531	Barcode: RM0079021
     with Patricia E. Lukas
_________________________________________________________________________

370.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 6107.  7/14/2008. 		RM 919530	Barcode: RM0079020
     with Patricia E. Lukas
_________________________________________________________________________

371.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Sawmill Park, S of intersection of Forest roads 120 and 120.2F, ca 8 air mi SW of Arlington; ca 19 air mi  NW of Centennial.  Elev. 8905 ft.
T18N R80W S13; also T18N R79W S18.  41.5347 N, 106.3244 W; WGS 84, , GPS reading.  
Park. Phenology: vegetative only. 

Laura E. Lukas, 6869.  7/25/2008. 		RM 919529	Barcode: RM0079019
_________________________________________________________________________

372.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Along creek in open conifer forest with many willows and alders. Phenology: fruiting. 

Laura E. Lukas, 7309.  7/30/2008. 		RM 919528	Barcode: RM0079018
_________________________________________________________________________

373.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Wet meadow, Carex-dominated. Phenology: vegetative only. 

Laura E. Lukas, 8437.  8/23/2008. 		RM 919527	Barcode: RM0079017
     with Bernadette Kuhn
_________________________________________________________________________

374.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., North Dakota, Benson County: Leeds.
Railroad bank. Phenology: vegetative only. 

J. Lunell, s.n..  7/3/1910. 		RM 157809
_________________________________________________________________________

375.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., North Dakota, Benson County: Leeds.
Railroad bank, between the rails. Phenology: vegetative only. 

J. Lunell, s.n..  8/12/1910. 		RM 157810
_________________________________________________________________________

376.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Chaffee County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Sawatch Range: San Isabel National Forest: Mears Junction, ca 1 mi beyond Rainbow Trailhead.  Elev. 8800 ft.
T48N R8E S5 E1/2.  38.4313 N, 106.1112 W.  
Drainage plus two adjacent slopes; soil fine-grained with some granite chunks; ponderosa, dominant species: ponderosa, Douglas fir, aspen, and pinyon. Phenology: spores. 

Charity Hall, 915.  6/17/1998. 		RM 828602
     with Brian Jacobs and Alex Morgan
_________________________________________________________________________

377.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 7500 ft.
T8S R5E S24 N1/2.  45.1242 N, 111.0668 W; WGS 84, , GPS reading.  
Moist, dense conifer forest. Phenology: spores. 

Emily Elliott, 4776.  6/19/2008. 		USFS 872319	Barcode: USFS0058953
     with Brian Elliott
_________________________________________________________________________

378.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Moist to wet draw within historic burn. Phenology: vegetative only. 

Hans Hallman, 3969.  8/11/2009. 		USFS 886559	Barcode: USFS0049987
_________________________________________________________________________

379.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Beartooth Plateau and Gallatin National Forest and vic.: Buffalo Horn Creek, 1.4 road mi up stream.  Elev. 7300-7800 ft.
T8S R4E S26.  45.1071 N, 111.1964 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Riparian. Phenology: vegetative only. 

Emily Elliott, 1622A.  6/11/2007. 		RM 
     with Ronald L. Hartman
_________________________________________________________________________

380.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: Red Cliff Campground on the Gallatin River, ca 36.5 air mi SSW of Bozeman.  Elev. 6200-6800 ft.
T8S R4E S4.  45.1707 N, 111.2426 W; WGS 84, , GPS reading.  
Riparian. Phenology: spores. 

Emily Elliott, 1690A.  6/12/2007. 		RM 
     with Ronald L. Hartman
_________________________________________________________________________

381.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Crook County: Black Hills National Forest: ca 12.5 air mi W (265Â°) of Spearfish, SD, E of Sand Creek Road in the vicinity of Dugout Gulch.  Elev. 3940 ft.
T52N R60W S19 SW1/4 SW1/4.  570902E, 4925339N; NAD 83, GPS reading.  
Riparian corridor dominated by Ostrya virginiana. Survey ID: 10DUG001 Phenology: vegetative only. 

Brian Elliott, 14817.  6/1/2010. 		RM 
_________________________________________________________________________

382.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Mesa County: White River National Forest: along West Divide Creek drainage and uplands, ca 16-20 air mi SSE of Silt.  Elev. 7320-8080 ft.
T8S R91W S33 SW1/4 SW1/4; also S34 SW1/4 SE1/4, T9S R91W S10 SE1/4 SE1/4, S11 SW1/4 SW1/4, S14 SW1/4 NW1/4, and S13 SW1/4 NE1/4.  39.3104 N, 107.5397 W to 39.3099 N, 107.5365 W; NAD 83, , GPS reading.  
Tributary stream through spruce-aspen forest and adjacent pond. Phenology: vegetative only. 

Michael K. Kirkpatrick, 976a.  6/3/2010. 		RM 
_________________________________________________________________________

383.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 1844.  6/22/2010. 		RM 
_________________________________________________________________________

384.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: Montana Gulch Campground, ca 0.5 air mi W of Landusky; ca 48.5 air mi SW of Malta.  Elev. 4000 ft.
T25N R24E S28 NE1/4.  47.8986 N, 108.6323 W; NAD 83, GPS reading.  
Along the creek in the campground. Phenology: spores. 

B. E. Nelson, 80971.  9/11/2010. 		RM 
_________________________________________________________________________

385.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

B. E. Nelson, 81060.  9/11/2010. 		RM 
_________________________________________________________________________

386.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 1498.  7/11/2010. 		RM 
_________________________________________________________________________

387.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Streamside. Phenology: spores. 

Joseph L. M. Charboneau, 3524.  8/21/2010. 		RM 
_________________________________________________________________________

388.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: ca 2 mi up North Crestone Creek Trail, ca 2 air mi NE of Crestone.  Elev. 8600 ft.
T44N R12E S28; also NE1/4 S32.  38.0344 N, 105.6634 W.  
Picea pungens, Pseudotsuga menziesii. Phenology: spores. 

Brian Elliott, 6803.  6/9/1999. 		RM 828917
     with Elizabeth Mark
_________________________________________________________________________

389.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Joseph L. M. Charboneau, 4743.  6/10/2011. 		RM 
_________________________________________________________________________

390.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 5829a.  6/9/2011. 		USFS 898944	Barcode: USFS0060537
_________________________________________________________________________

391.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 6294a.  6/19/2011. 		RM 
_________________________________________________________________________

392.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 768b.  5/29/2010. 		RM 
_________________________________________________________________________

393.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Eagle County: White River National Forest: Taylor Creek, between Seven Castles and Otto Creek, ca 2 air mi ENE of Christine State Wildlife Area and ca 5 air mi ENE of Basalt.  Elev. 7280 ft.
T8S R86W S1 NW1/4 NE1/4.  39.3915 N, 106.9406 W; NAD 83, , GPS reading.  
Channelized riparian corridor and aspen grove with open meadow. Phenology: vegetative only. 

Michael K. Kirkpatrick, 1708b.  6/20/2010. 		RM 
_________________________________________________________________________

394.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Pitkin County: White River National Forest: Coal Creek and adjacent road (Forest Road 307), ca 2 air mi SE of Coal Basin, ca 14 air mi SSW of Carbondale.  Elev. 8150-8400 ft.
T10S R89W S10 W1/2.  39.2021 N, 107.3174 W; NAD 83, , GPS reading.  
Riparian corridor with willow and alder at edge of spruce-fir forest. Phenology: vegetative only. 

Michael K. Kirkpatrick, 2214b.  7/1/2010. 		RM 
_________________________________________________________________________

395.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  39.2076 N, 106.7957 W; NAD 83, , GPS reading.  
Riparian corridor lined with willows and alder. Phenology: spores. 

Michael K. Kirkpatrick, 2311b.  7/3/2010. 		RM 
_________________________________________________________________________

396.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  39.2527 N, 106.8145 W; NAD 83, , GPS reading.  
Riparian corridor with spruce, willow, aspen, and graminoid-forb understory. Phenology: vegetative only. 

Michael K. Kirkpatrick, 6527b.  6/24/2011. 		RM 
_________________________________________________________________________

397.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: along Stevens Draw below the northwest side of Tie Flat, ca 23.5 air mi ESE of Bridger.  Elev. 6500-6900 ft.
T7S R26E S36 E1/2.  45.18 N, 108.4594 W; uncertainty 0.5 mi., GPS reading.  
Drier meadows and open slopes along the stream. Phenology: spores. 

B. E. Nelson, 76611.  8/21/2008. 		 	Barcode: USFS0047706
_________________________________________________________________________

398.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 6110-6180 ft.
T8S R1E S36 NW1/4.  45.1012 N, 111.5654 W to 45.0995 N, 111.5557 W; NAD 83, , GPS reading.  
Along a creek. Phenology: vegetative only. 

Emma E. Freeland, 545.  6/11/2012. 		USFS 
_________________________________________________________________________

399.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

Emma E. Freeland, 726.  6/15/2012. 		USFS 
_________________________________________________________________________

400.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 7320 ft.
T7S R1E S15: also S14 N1/2.  45.2304 N, 111.5643 W; NAD 83, , GPS reading.  
Along a stream in a Picea and Pseudotsuga forest. Phenology: vegetative only. 

Emma E. Freeland, 1166.  6/22/2012. 		USFS 
     with Justine Modica
_________________________________________________________________________

401.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Madison County: Ruby Range: Laurin Canyon to Ruby Peak, ca 22-24 air mi ENE of Dillon, ca 9-10 air mi S of Sheridan.  Elev. 7000 ft.
T6S R5W S9.  45.3275 N, 112.2132 W; NAD 83, , GPS reading.  
Along a small, spring-fed stream. Phenology: vegetative only. 

Emma E. Freeland, 1404.  6/26/2012. 		RM 
     with Justine Modica
_________________________________________________________________________

402.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Montana, Madison County: Gravelly Range: Ruby River, ca 9 air mi NW of Black Butte, ca 20 air mi S of Virginia City.  Elev. 6150 ft.
T9S R3W S34 NW1/4.  45.012 N, 111.9615 W; NAD 83, , GPS reading.  
Riverbank with Carex and Salix. Phenology: vegetative only. 

Emma E. Freeland, 1594.  7/3/2012. 		RM 
     with Nicholas P. Freeland
_________________________________________________________________________

403.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Moist to wet draw within historic burn. Phenology: vegetative only. 

Hans Hallman, 3969.  8/11/2009. 		 	Barcode: USFS0050799
_________________________________________________________________________

404.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Mesa County: Plateau Creek at confluence with Big Wash, ca 1 mi E of the junction of Colo Hwy 65 and I-70, ca 17 air mi NE of Grand Junction.  Elev. 5148 ft.
T9S R97W S13 SE1/4.  39.1808 N, 108.2738 W; NAD 83, , GPS reading.  
In creek cobbles. Phenology: spores. 

Lori E. Brummer, 11426.  8/27/2012. 		RM 
_________________________________________________________________________

405.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Delta County: Gunnison Gorge National Conservation Area: West River Trail from trailhead on South River Road, near the confluence of the North Fork Gunnison River and the Gunnison River to the Gunnison Gorge Wilderness area, ca 6 air mi SW of Hotchkiss.  Elev. 5129-5155 ft.
T15S R93W S6 W1/2; also W1/2 S7.  38.7559 N, 107.8321 W to 38.7803 N, 107.8364 W; NAD 83, , GPS reading.  
Lowland riparian in sparse/pinyon/juniper/rock. Phenology: spores. 

Lori E. Brummer, 11700.  9/10/2012. 		RM 
_________________________________________________________________________

406.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Colorado, Delta County: Uncompahgre Plateau: Escalante Canyon: Cottonwood Spring, ca 9 3/4 road mi up the canyon from the Gunnison River, ca 15.5 air mi SW of Delta.  Elev. 5916 ft.
T51N R13W S20 SE1/4.  38.6689 N, 108.3425 W; NAD 83, , GPS reading.  
Along intermittent stream in sandstone canyon. Phenology: vegetative only. 

Lori E. Brummer, 11893.  9/14/2012. 		RM 
     with Gay Austin
_________________________________________________________________________

407.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Gorge: along lower Cove Creek, 7.7 air mi WSW of Shoup.  Elev. 3805 ft.
T23N R17E S12.  45.335 N, -114.42389 W; NAD83, uncertainty 10 m., Field Notes.  
10Â° slope, SSE aspect; granite geology. 

Joshua J. Irwin, 125.  5/17/2010. 		RM 
_________________________________________________________________________

408.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A, Idaho, Lemhi County: Salmon River: breaks just SE of the confluence of Warm Springs Creek and the Salmon River, 19.7 air mi S of Salmon.  Elev. 4384 ft.
T18N R21E S15.  
>150 plants estimated in mesic coarse textured soil within roadside vegetation, 12 degree slope, SE aspect, rhyodacite geology. Phenology: spores. 

Joshua J. Irwin, 4896.  6/11/2011. 		RM 
_________________________________________________________________________

409.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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, 1383b.  6/30/1994. 		 
_________________________________________________________________________

410.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: road to Williams Creek Summit, immediately W of east entrance to forest, ca 6.5 air mi SSW of the junction of U.S. Hwy 93 and Ida Hwy 28 at south end of Salmon.  Elev. 5700 ft.
T20N R21E S9 NE1/8.  45.0829 N, 113.9811 W; NAD 83, , GPS reading.  
Steep boulder field on south exposure. 

Ronald L. Hartman, 89445.  5/14/2010. 		RM 
     with Joshua J. Irwin
_________________________________________________________________________

411.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 

Ronald L. Hartman, 90831.  8/1/2010. 		RM 
_________________________________________________________________________

412.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Wyoming, Goshen County: North Platte River ca 2 mi S of Lingle.  Elev. 4200 ft.
42 6.2' N, 104 21.1' W; unknown, , Specimen Label.  
Bank of canal immediately alongsiode river, with Fraxinus and Symphoricarpos. 

Robert D. Dorn, 10937.  8/21/2013. 		RM 914419
_________________________________________________________________________

413.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Lemhi County: Northern Salmon River Mountains: Salmon Wild and Scenic River/Frank Church - River of No Return Wilderness: along Horse Creek from the river ca 0.5 mi N to Pinto Creek.  Elev. 2900-3060 ft.
T24N R14E S21 SE1/4; also S27 NW1/4.  45 24.221' N, 114 44.206' W; NAD 83, , GPS reading.  

Ronald L. Hartman, 91556.  6/13/2011. 		RM 
     with Emma E. Stewart
_________________________________________________________________________

414.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 

Ronald L. Hartman, 92026.  8/16/2011. 		RM 
_________________________________________________________________________

415.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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.  
Banks of a creek. Phenology: spores. 

Emma E. Freeland, 4405.  5/25/2013. 		RM 
     with Nicholas P. Freeland
_________________________________________________________________________

416.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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. 6370 ft.
T7S R1E S36.  45.1767 N, 111.5516 W to 45.176 N, 111.5553 W; NAD 83, , GPS reading.  
Picea forest along a creek. Phenology: spores. 

Emma E. Freeland, 5538.  6/15/2013. 		RM 
_________________________________________________________________________

417.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Flaming Gorge National Recreation Area: Sheep Creek, ca 4 air mi S of Manila; junction of Forest Road 218 and Utah Hwy 44 on west side of Forest Road.  Elev. 6240 ft.
T2N R19E S12.  
Creek with willows and Carex. Phenology: vegetative only. 

C. H. Refsdal, 3107a.  9/4/1994. 		 
_________________________________________________________________________

418.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

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: spores. 

C. H. Refsdal, 3217b.  9/4/1994. 		 
_________________________________________________________________________

419.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Middle Fork Clearwater Wild and Scenic River: Selway River Drainage: Race Creek Trail Head: ca 3/4 mi on Forest Trail 4 along Selway River, ca 20 mi on Forest Road 223, ca 34 air mi ESE of Kooskia.  Elev. 1766 ft.
46 02.633' N, 115 16.655' W.  
Mixed conifer forest, Thuja plicata, grand fir, Douglas fir, ponderosa pine. 

Georgia G. Thomas, 1311.  7/25/2013. 		RM 
_________________________________________________________________________

420.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Idaho County: Nez Perce National Forest: forest boundary just E of Blackerby Picnic Area on Ida Hwy 14 to Elk City, ca 4.5 air mi SE of Grangeville.  Elev. 2000 ft.
T30N R3E S36.  45.8887 N, 116.0358 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Roadside. Phenology: spores. 

Ronald L. Hartman, 92289.  6/7/2012. 		RM 
     with Jack Hartman
_________________________________________________________________________

421.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Idaho County: Bitterroot National Forest: along Selway River ca 5 road mi upstream from Paradise Ranger Station, ca 63 air mi ESE of Kooskia.  Elev. 3350 ft.
T28N R14E S5.  45 47.713' N, 114 45.725' W; unknown, , GPS reading.  
Slopes of conifers and rock outcrops. 

Ronald L. Hartman, 93246.  6/14/2013. 		RM 
     with Georgia G. Thomas
_________________________________________________________________________

422.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., South Dakota, Lawrence County: Ca 3 mi SW of Savoy.  Elev. 5600 ft.
44 19.8' N, 103 58.8' W; unknown, , Specimen Label.  
Wet meadow, with Salix, Solidago. Phenology: spores. 

Robert D. Dorn, 11822.  8/16/2016. 		RM 937819	Barcode: RM0106932
_________________________________________________________________________

423.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Idaho, Idaho County: Clearwater Mountains: Jerry Johnson Hot Springs at Warm Springs Creek, ca 1 air mi SE of trailhead and ca 23 air mi NNE Lochsa Historical Ranger Station.  Elev. 3240 ft.
T36N R13E S18.  46.4614 N, 114.8718 W; WGS 84, , GPS reading.  
Wetlands and swales of standing water fed by outflow of thermal springs and groundwater flow. Thuja plicata common in periphery and Picea engelmannii occasional in standing water where Carex utriculata is abundant. Phenology: spores. 

Crista L. O'Conner, 3635.  6/16/2017. 		RM 
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424.  Equisetum hyemale L. var. affine (Engelm.) A. A. Eaton 				Equisetaceae

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Flaming Gorge National Recreation Area: Carter Creek, ca 8.1 air mi S of Manila on north side of Utah Hwy 44.  Elev. 7200-7300 ft.
T2N R21E S32.  
Creekside, willows, Picea, red sandy soils. Phenology: spores. 

C. H. Refsdal, 7900.  9/2/1995. 		 
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