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

Database Search Results

274 matching records found (of 274).
Search query: Genus begins with Sonchus, Species begins with arvensis, (search polygon not defined)
Sorted by: Scientific Name

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1.  Sonchus arvensis L. 				Asteraceae

U.S.A., Idaho, Fremont County: Madison Range: Henrys Lake Mountains: Targhee National Forest: Howard Spring, along U.S. Hwy 20/191, ca 9 mi W of West Yellowstone, MT.  Elev. 7000 ft.
T16N R44E S32.  44.6712 N, 111.286 W.  
Open road shoulder with Phleum pratense and Anthemis cotula. 

Erwin F. Evert, 24515.  8/11/1992. 		 779614
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2.  Sonchus arvensis L. 				Asteraceae

U.S.A., Utah, Washington County: Zion National Park: Trails End Hanging Garden, Zion Canyon.  Elev. 1372 m.
x327397:y4128715.  zone 12, 327397E, 4128715N; Specimen Label.  
Hanging garden. 

James F. Fowler, 636.  5/29/1992. 		 
     with C. L. May and Jon Hak
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3.  Sonchus arvensis L. 				Asteraceae

U.S.A., Utah, Washington County: Zion National Park: upper Emerald Hanging Garden, Zion Canyon.  Elev. 1433 m.
x326061:y4125225.  zone 12, 326061E, 4125225N; Specimen Label.  
Hanging garden. 

James F. Fowler, 652.  5/30/1992. 		 
     with C. L. May and Jon Hak
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4.  Sonchus arvensis L. 				Asteraceae

U.S.A., Utah, San Juan County: Glen Canyon National Recreation Area: Pyro Hanging Garden, Knowles Canyon.  Elev. 1158 m.
x568255:y4159430.  zone 12, 568255E, 4159430N; Specimen Label.  
Hanging garden. 

James F. Fowler, 963.  6/25/1992. 		 
     with C. L. May and Jon Hak
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5.  Sonchus arvensis L. 				Asteraceae

U.S.A., Wyoming, Teton County: Gros Ventre Area: Alkali Creek from Gros Ventre River Road to river and down stream ca 0.5 air mi.  Elev. 7200-7300 ft.
T42N R113W S14 SW1/4; also NW1/4 S23.  43.6052 N, 110.3772 W.  
Stream and river sides. Phenology: flowering & fruiting. 

Ronald L. Hartman, 49731.  8/19/1994. 		RM 625252	Barcode: RM0312091
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6.  Sonchus arvensis L. 				Asteraceae

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: flowering & fruiting. 

Ronald L. Hartman, 49917.  8/22/1994. 		RM 625253
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7.  Sonchus arvensis L. 				Asteraceae

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 3 air mi NNE of Crawford.  Elev. 6000-6500 ft.
T15S R91W S17.  38.7489 N, 107.5825 W.  
Juniper and aspen shrubland (Atriplex). Phenology: flowering & fruiting. 

Kevin J. Taylor, 512.  5/26/1997. 		 
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8.  Sonchus arvensis L. 				Asteraceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 7.5 mi NE of Smithwick and 0.5 mi N of Bochert Dam, in an ephemeral creek.  Elev. 1000 ft.
T8S R9E S18 NE1/4.  43 21.46' N, 103 5.3' W; GPS Reading.  
Soils are alkali clay with gravel on creek bottom.  Drought conditions prevail at this site. Phenology: flowering & fruiting. 

Grace M. Kostel, 3582.  7/11/2004. 		RM 
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9.  Sonchus arvensis L. 				Asteraceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 22-22.5 air miNW of Crawford and 1.5 mi W of Warbonnet Battlefield Monumen, Antelope Creek.  Elev. 3600 ft.
T34N R55W S14 NE1/4.  42 54.95' N, 103 45.82' W; GPS Reading.  
In creek. Phenology: flowering & fruiting. 

Grace M. Kostel, 4510.  8/8/2004. 		RM 
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10.  Sonchus arvensis L. 				Asteraceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: County Road 31, ca 1.4 air mi ESE of Big Springs, ca 3 air mi NNE of Ninemile Hill; ca 4 air mi SSE of Blaine Rock.  Elev. 8000-8100 ft.
T48N R2W S24 SW1/4.  38.3974 N, 107.0462 W.  
Sagebrush shrubland/roadside. Phenology: flowering & fruiting. 

Melanie Arnett, 7506.  8/24/1999. 		RM 748230
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11.  Sonchus arvensis L. 				Asteraceae

U.S.A., Idaho: Minidoka National Forest: Six Mile Creek.  Elev. 5750 ft.
Scattering on W in clay loam with tumble weed. Phenology: flowering & fruiting. 

L. G. Wallace, 153.  9/20/1917. 		USFS 484283
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12.  Sonchus arvensis L. 				Asteraceae

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest and Vicinity: Jemez Mountains: Ramon Grant: White Rock Canyon along the Rio Grande E of Bandelier National Monument to lower part of Chaquehui Canyon.  Elev. 5600 ft.
35.7642 N, 106.2434 W; GPS Reading.  
Stream bottom. Phenology: fruiting. 

Ronald L. Hartman, 78963.  6/8/2004. 		RM 805440	Barcode: RM0109933
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13.  Sonchus arvensis L. 				Asteraceae

U.S.A., Wyoming, Sweetwater County: McKinnon.  Elev. 6500 ft.
T12N R111W S16.  41.0277 N, 109.936 W.  
Fields. Phenology: flowering & fruiting. 

Donald R. Sabin, s.n..  8/20/1932. 		RM 132433	Barcode: RM0312089
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14.  Sonchus arvensis L. 				Asteraceae

U.S.A., Wyoming, Fremont County: Tweed Lane N of Lander.
T33N R100W S1.  
Boggy pastures. Phenology: fruiting. 

John L. Baker, 5256.  8/29/1985. 		RM 383855	Barcode: RM0312092
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15.  Sonchus arvensis L. 				Asteraceae

U.S.A., Wyoming, Teton County: Targhee National Forest: Ashton Ranger District: at Tillery Lake, ca 9 air mi WNW of Flagg Ranch; ca 26.5 air mi NW of Moran.  Elev. 7340 ft.
T48N R117W S13 SE1/4.  44.1204 N, 110.8335 W; GPS Reading.  
Irrigation ditch at outlet of montane lake. Phenology: flowering. 

David Scott, 5450.  8/13/2007. 		RM 837743	Barcode: RM0017227
     with Ronald L. Hartman
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16.  Sonchus arvensis L. 				Asteraceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: road above and S of Tygee Creek, ca 8 air mi SW of West Yellowstone, Montana.  Elev. 7300-7400 ft.
T15N R44E S8; also S9.  
Coniferous forest dominated by Picea engelmannii and Abies lasiocarpa. 

Stuart Markow, 10858a.  8/17/1992. 		 
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17.  Sonchus arvensis L. 				Asteraceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Sheep Falls Road, ca 1 air mi E of intersection with U.S. Hwy 20, ca 8.5 air mi NE of Ashton.  Elev. 6100 ft.
T10N R43E S18.  
Clearcut coniferous forest with forbs, grasses, and scattered Pinus contorta. 

Stuart Markow, 10943.  8/19/1992. 		 
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18.  Sonchus arvensis L. 				Asteraceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Star Valley: Wyoming Game and Fish fishing access area on Salt River; on Wyo Hwy 237 ca 2 road mi W of Grover.  Elev. 5900 ft.
T33N R119W S36 SE1/4 of SE1/4.  42.8011 N, 110.9822 W.  
Streamside and wetlands and roadside. Phenology: flowering & fruiting. 

Ronald L. Hartman, 36011.  8/17/1992. 		RM 646643	Barcode: RM0312088
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19.  Sonchus arvensis L. 				Asteraceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: Spring Creek Road 6.7 mi E and S of junction with Wyo Hwy 434.  Elev. 5000 ft.
T46N R87W S33; also S34.  41.0925 N, 109.2256 W; uncertainty 1 mi..  
Seepage areas along small stream, sagebrush slopes, thickets of serviceberry and aspen; seepages. Phenology: fruiting. 

Ronald L. Hartman, 10971.  5/22/1980. 		RM 523972	Barcode: RM0312090
     with Keith H. Dueholm
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20.  Sonchus arvensis L. 				Asteraceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Goat Ranch Spring, ca 34 air mi S of La Junta.  Elev. 4402 ft.
T28S R55W S15.  37.6134 N, 103.5687 W; NAD 83, , GPS Reading.  
Lower spring, Tamarix dominated, grazed. Phenology: flowering & fruiting. 

Bernadette Kuhn, 5471.  6/21/2008. 		RM 
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21.  Sonchus arvensis L. 				Asteraceae

U.S.A., Colorado, Otero County: Comanche National Grassland and Vicinity: at northwest corner of County Road Y and U.S. Hwy 350, ca 3.5 air mi SW of La Junta.  Elev. 4218 ft.
T24S R55W S17.  37.9533 N, 103.5926 W; NAD 83, , GPS Reading.  
Road bank dominated by Elymus elymoides. Phenology: fruiting. 

Bernadette Kuhn, 6075.  6/30/2008. 		RM 
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22.  Sonchus arvensis L. 				Asteraceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: Hall Ranch, at northeast end of Arroyo Hills, 0.5 mi W of Lyons Reservoir, ca 5 air mi NW of Delhi.  Elev. 5371 ft.
T27S R60W S14.  37.6956 N, 104.0823 W; NAD 83, , GPS Reading.  
Shale hills, uplands dominated by Pinyon and juniper. Creek bed with large patches of Rumex. Phenology: fruiting. 

Bernadette Kuhn, 6925.  7/17/2008. 		RM 
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23.  Sonchus arvensis L. 				Asteraceae

U.S.A., Colorado, Las Animas County: Comanche National Grassland and Vicinity: on Jackson Ranch at the junction of Baldy Canyon and West Carrizo Creek on north side of Black Mesa, ca 12 air mi SE of Kim.  Elev. 5118 ft.
T34S R52W S2.  37.10777 N, 103.22913 W; NAD 83, , Nat. Geog. TOPO!.  
At spring. Phenology: fruiting. 

Bernadette Kuhn, 7007.  7/18/2008. 		RM 
     with Darla Jackson, Lonnie Jackson
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24.  Sonchus arvensis L. 				Asteraceae

U.S.A., Montana, Custer County: Intermountain (NRM(RLES)); Parade grounds n ear headquarters office.  Elev. 2360 ft.
Level ground; sloay loam soil; dry meadows. Fruits in envelope. Phenology: fruiting. 

E. J. Woolfolk, W-179.  8/4/1944. 		USFS 484280
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25.  Sonchus arvensis L. 				Asteraceae

U.S.A., Colorado, Grand County: Blue Valley Ranch: Yust Ponds just W of Yust Reservoir and below working compound.  Elev. 7480 ft.
T1S R80W S6.  zone 13, 381981E, 4428113N; unknown, Specimen Label.  
Ponds surrounded by cottonwood, Salix, and Typha. Phenology: flowering & fruiting. 

Jeanette Flaig, 8297.  9/4/2008. 		RM 828104
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26.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: Bobcat Creek Trail.  Elev. 6200-6400 ft.
T50N R105W S21 SW1/4; also NW1/4 S28.  44.2878 N, 109.5032 W.  
Sagebrush slope and streamside. Phenology: flowering. 

Ronald L. Hartman, 59421.  8/11/1997. 		RM 653855	Barcode: RM0049482
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27.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: road on south side of the North Fork Shoshone River, ca 5 air mi E of Wapiti.  Elev. 5600 ft.
T52N R104W S16 E1/4.  44.479 N, 109.3656 W.  
River margins and irrigation ditch and riparian area. Phenology: flowering. 

Ronald L. Hartman, 59608.  8/13/1997. 		RM 653856	Barcode: RM0049485
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28.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

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: flowering. 

Ronald L. Hartman, 59753.  8/13/1997. 		RM 653857	Barcode: RM0049484
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29.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Northern Absaroka Area: ca 5 air mi S of Cedar Mountain summit.  Elev. 5800 ft.
T52N R102W S31.  44.4356 N, 109.1639 W.  
Roadside in clayey soil. Phenology: flowering. 

Ronald L. Hartman, 59825.  8/15/1997. 		RM 653858	Barcode: RM0049483
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30.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Stinking Water Creek on County Road 31, ca 34 air mi SSW of Wright; ca 42 air mi NNW of Douglas.  Elev. 5190-5240 ft.
T39N R74W S34 N1/2.  43.3065 N, 105.7278 W; uncertainty 1 mi..  
Grassy creek bottom. Phenology: flowering. 

Peter J. Ebertowski, 2671.  8/5/2002. 		RM 
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31.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

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

Peter J. Ebertowski, 2771.  8/11/2002. 		RM 
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32.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: reservoir on creek immediately W of Sheep Creek and S of its confluence with Sheep Creek, ca 21 air mi NE of Bill; ca 35 air mi SE of Wright.  Elev. 4310-4330 ft.
T40N R68W S24 NE1/4.  43.4275 N, 104.9708 W; uncertainty 0.5 mi..  
Creek bank lined by Elaeagnus. Phenology: flowering. 

Peter J. Ebertowski, 2902.  8/14/2002. 		RM 
     with B. E. Nelson
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33.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: School Creek ca 1.5 air mi S of its confluence with Little Thunder Creek, on School Creek or Forest Road 968, ca 17 air mi ESE of Wright; ca 47 air mi SSE of Gillette.  Elev. 4620-4680 ft.
T42N R69W S6 NE1/4.  43.6434 N, 105.1896 W; uncertainty 0.5 mi..  
Wide flat creek bank dominated by Spartina  and Cirsium. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 3252.  8/19/2002. 		RM 
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34.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: immediately N of U.S. Hwy 14, 16, & 20, ca 0.5 mi W of the mouth of Libby Creek.  Elev. 6490 ft.
T52N R108W S21.  44.5053 N, 109.8254 W.  
In wet area along highway. Phenology: fruiting. 

Erwin F. Evert, 11554.  8/26/1986. 		RM 726700	Barcode: RM0049293
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35.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Absaroka Mountains: Shoshone National Forest: along U.S. Hwy 14-16-20 just E of Pagoda Creek.  Elev. 5880 ft.
T52N R106W S23.  44.4618 N, 109.5837 W.  
Open, disturbed road shoulder. Phenology: flowering & fruiting. 

Erwin F. Evert, 24244.  7/28/1992. 		RM 754384	Barcode: RM0049289
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36.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Park County: Paradise Valley: Grey Owl/Chicory Public Fishing accesses along the west side of the Yellowstone River, 19 mi S of Livingston.  Elev. 4880 ft.
T5S R8E S14.  
Disturbed riparian community adjacent to corrals with Bromus tectorum, Melilotus officinalis, Centaurea maculosa, and Populus balsamifera. Phenology: flowering. 

Erwin F. Evert, 34473.  8/5/1997. 		RM 819181	Barcode: RM0021226
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37.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Carbon County: East Bridger, along Burlington Northern tracks E of town.  Elev. 3630 ft.
T6S R23E S22.  
Disturbed area around grain elevators with Distichlis stricta, Bromus tectorum, and Kochia scoparia. Phenology: flowering & fruiting. 

Erwin F. Evert, 34587.  8/6/1997. 		RM 819949	Barcode: RM0019462
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38.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Bighorn Basin: Cody city reservoir S of town.  Elev. 5100 ft.
T52N R101W S6.  
Disturbed areas along paths adjacent to reservoir with Kochia scoparia, Amaranthus retroflexus, Convolvulus arvensis, and Euphorbia glyptosperma. Phenology: flowering & fruiting. 

Erwin F. Evert, 34753.  8/11/1997. 		RM 819874	Barcode: RM0023495
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39.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Gros Ventre Area: ca 5 air mi NW of Bondurant.  Elev. 7400 ft.
T38N R114W S24 NW1/4.  43.2423 N, 110.4694 W.  
Along river. Phenology: flowering. 

Ronald L. Hartman, 52502.  7/23/1995. 		 650775	Barcode: RM0312202
     with Stuart Markow
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40.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Laramie County: Southeastern Plains: along Sprager Creek.  Elev. 1650-1700 m.
T17N R64W S9; also S10.  
Riparian: on David Hansen property. Phenology: flowering & fruiting. 

Donald L. Hazlett, 9243.  8/25/1995. 		 
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41.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Laramie County: Southeastern Plains: along Little Horse Creek (Harding property).  Elev. 1650-1700 m.
T17N R63W S4.  
Riparian. Phenology: flowering & fruiting. 

Donald L. Hazlett, 9406.  9/9/1995. 		 
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42.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Natrona County: North Platte River Valley: east bank of North Platte River, ca 0.1 mi N of confluence of Bates Creek.  Elev. 5240 ft.
T32N R82W S36 NE1/4 SW1/4 SW1/4.  42.7004 N, 106.6078 W; uncertainty 0.25 mi..  
Shepherdia argentea shrub community parallel to main channel at edge of floodplain and on first terrace with understory of Poa pratensis, Agrostis stolonifera, and Cirsium arvense on cobbles and alluvium. Phenology: flowering. 

Michele Barlow, 233.  8/6/1991. 		RM 682107	Barcode: RM0312046
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43.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Across Green River from La Barge.  Elev. 6600 ft.
T26N R112W S5 NW1/4.  42.2576 N, 110.1798 W.  
Meadow with Pentaphylloides and Aster. Phenology: flowering & fruiting. 

Robert D. Dorn, 8104.  8/31/1999. 		RM 643042	Barcode: RM0312044
_________________________________________________________________________

44.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Teton County: Grand Teton National Park: north side of Pacific Creek, ca 0.3 air mi W of confluence with Emma Matilda Lake outlet, ca 1.5 mi N of Moran, 1 mi NE of U.S. Hwy 89/191/287.  Elev. 6775 ft.
T45N R114W S14.  43.863 N, 110.5116 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Gravel bar with Agrostis stolonifera, Polygonum lapathifolium, Populus angustifolia, Salix eriocephala. Phenology: flowering & fruiting. 

Stuart Markow, 12222.  8/31/2001. 		RM 699108	Barcode: RM0312178
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45.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Teton County: Jackson Hole: wetland ca 0.15 mi S of Nowlin Pond #1 (southernmost of string of 4 ponds) along northeast side of gravel road at northeast end of Millers Butte, ca 2 3/4 mi NE of Jackson, ca 2.2 mi E of U.S. Hwy 26/89/187.  Elev. 6300 ft.
T41N R116W S13 SE1/4 NW1/4 SE1/4.  43.5188 N, 110.7159 W; uncertainty 0.25 mi..  
Dry banks of pond on gravelly fill; weedy community with Gutierrezia sarothrae, Medicago sativa, Songhus uliginosus. Phenology: flowering & fruiting. 

Walter Fertig, 17806.  7/31/1997. 		RM 645427	Barcode: RM0312045
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46.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Laramie Basin: south shore of Meeboer Lake, ca 1.2 mi NW of Wyo Hwy 230 and 4.2 mi E of east end of Lake Hattie, ca 12 air mi SW of Laramie.  Elev. 7250 ft.
T14N R75W S4 SW1/4 of SW1/4.  41.2105 N, 105.8135 W; uncertainty 0.25 mi..  
Moist, slightly alkaline soil in community of Scirpus pungens-Juncus balticus along shore of lake, bordered by moist low spots dominated by Carex simulata. Phenology: flowering. 

Walter Fertig, 18908.  8/15/1999. 		RM 703987	Barcode: RM0312181
     with Laura Welp
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47.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Sublette Range: ca 18 air mi N of Cokeville.  Elev. 7000-7200 ft.
T27N R119W S14.  42.3294 N, 110.9319 W; uncertainty 1 mi..  
Hillside spring and beaver ponds with adjacent meadows, sagebrush, and lodgepole pine stands. Phenology: flowering. 

Thomas Cramer, 3893.  8/15/1994. 		RM 607964	Barcode: RM0312077
_________________________________________________________________________

48.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Nugget Canyon, just S of Nugget.  Elev. 6500-6800 ft.
T21N R118W S4 SW1/4.  41.8256 N, 110.8183 W.  
Pondside willows and sagebrush, adjacent sagebrush, and open hillside. Phenology: flowering. 

Thomas Cramer, 3953.  8/15/1994. 		RM 607963	Barcode: RM0312110
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49.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Salt Creek, just S of Bridger-Teton National Forest, ca 25 air mi N of Cokeville.  Elev. 6500-6800 ft.
T28N R119W S4 NE1/4.  42.4414 N, 110.9775 W; uncertainty 0.5 mi..  
Pondside willows and sagebrush, adjacent sagebrush, and open hillside. Phenology: flowering. 

Thomas Cramer, 3968.  8/15/1994. 		RM 607962	Barcode: RM0312076
_________________________________________________________________________

50.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Twin Creek, ca 3.5 air mi W of Nugget.  Elev. 6400 ft.
T21N R119W S11 NE1/4; also SE1/4 S2.  41.8078 N, 110.8956 W.  
Creek edges in ten foot deep creek cut through sagebrush surroundings. Phenology: flowering & fruiting. 

Thomas Cramer, 4566.  8/23/1994. 		RM 607961	Barcode: RM0312073
     with Ronald L. Hartman
_________________________________________________________________________

51.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Bear River, ca 3.5 air mi N of Leefe.  Elev. 6200 ft.
T22N R120W S26 N1/4.  41.8572 N, 111.0203 W.  
Riverside meadows, marshes, and willows. Phenology: flowering. 

Thomas Cramer, 4627.  8/23/1994. 		RM 607960	Barcode: RM0312111
     with Ronald L. Hartman
_________________________________________________________________________

52.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: ca 2 air mi E of Leefe.  Elev. 6280 ft.
T21N R120W S12 S1/2.  41.8078 N, 110.9925 W; uncertainty 1 mi..  
Ditchsides and dry reservoir in surrounding sagebrush. Phenology: flowering. 

Thomas Cramer, 4639.  8/23/1994. 		RM 607925	Barcode: RM0312112
     with Ronald L. Hartman
_________________________________________________________________________

53.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork, ca 2.5 air mi S of Kemmerer.  Elev. 6850 ft.
T21N R116W S36 NW1/4.  41.7531 N, 110.5286 W.  
Riverside meadows, willows, and sagebrush. Phenology: flowering. 

Thomas Cramer, 4739.  8/23/1994. 		RM 607924	Barcode: RM0312113
     with Ronald L. Hartman
_________________________________________________________________________

54.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Teton Reservoir E of Wyo Hwy 71, ca 12.4 air mi S of Rawlins.  Elev. 7000 ft.
T19N R88W S24.  41.6061 N, 107.2523 W.  
Riparian area surrounding reservoir. Phenology: flowering. 

Amy J. Roderick, 2205.  7/14/1997. 		RM 649187	Barcode: RM0312024
_________________________________________________________________________

55.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Kindt Reservioir E of Wyo Hwy 71, ca 14.7 air mi SE of Rawlins; ca 13 air mi S of Sinclair.  Elev. 6800 ft.
T19N R86W S28.  41.5916 N, 107.0802 W.  
Dry shores of reservoir lined with Tamarix chinensis. Phenology: flowering. 

Amy J. Roderick, 2272.  7/14/1997. 		RM 649188	Barcode: RM0312025
_________________________________________________________________________

56.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Colorado, Gunnison County: Southern Gunnison Basin: ca 1.5 air mi N of Maple Leaf Mine; ca 5 road mi S of U.S. Hwy 50; ca 10 air mi SE of Gunnison along Colo Hwy 114.  Elev. 7800 ft.
T49N R2E S33 NW1/4.  38.4631 N, 106.7569 W.  
Roadside. Phenology: flowering & fruiting. 

Melanie Arnett, 2746.  8/7/1998. 		RM 
_________________________________________________________________________

57.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: Green River, ca 12 air mi NNE of La Barge.  Elev. 6704 ft.
T28N R112W S12 NW1/4.  42.4232 N, 110.1036 W; GPS Reading.  
Moist banks. Phenology: flowering & fruiting. 

Rachel Newton, 2301.  7/20/2005. 		RM 
_________________________________________________________________________

58.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: flooded highway easement, ca 12 air mi SE of Medicine Bow.  Elev. 6854 ft.
T21N R77W S1 NW1/4.  41.8194 N, 105.9996 W; GPS Reading.  
Emergent in standing water. Phenology: flowering & fruiting. 

Rachel Newton, 2473.  7/25/2005. 		RM 
_________________________________________________________________________

59.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Wetlands and Adjacent Areas: Hunt Creek, ca 32 air mi S of Casper.  Elev. 6690 ft.
T28N R79W S18 NE1/4 of SE1/4.  42.3957 N, 106.3444 W; GPS Reading.  
Dry creek bed. Phenology: flowering & fruiting. 

Rachel Newton, 2497.  7/25/2005. 		RM 
_________________________________________________________________________

60.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Gelatt Lake, ca 15 air mi SW of Laramie.  Elev. 7279 ft.
T15N R75W S29 SW1/4.  41.2368 N, 105.8403 W; GPS Reading.  
Moist banks and uplands. Phenology: flowering & fruiting. 

Rachel Newton, 2592.  7/27/2005. 		RM 
_________________________________________________________________________

61.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Rock Creek, 16 air mi SE of Medicine Bow.  Elev. 6755 ft.
T20N R77W S12 NW1/4.  41.7228 N, 106.0047 W; GPS Reading.  
Moist banks and flood plains. Phenology: flowering & fruiting. 

Rachel Newton, 2965.  8/3/2005. 		RM 
_________________________________________________________________________

62.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Wetlands and Adjacent Areas: Gooseberry Creek, ca 36 air mi NNE of Rawlins.  Elev. 5557 ft.
T26N R84W S4 SE1/4.  42.2487 N, 106.8919 W; GPS Reading.  
Heavily grazed moist banks and flood plains. Phenology: flowering & fruiting. 

Rachel Newton, 3053.  8/4/2005. 		RM 
_________________________________________________________________________

63.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Wetlands and Adjacent Areas: Antelope Creek, ca 36 air mi ESE of Rock Springs.  Elev. 6724 ft.
T17N R98W S30 NW1/4 of NW1/4.  41.4281 N, 108.5011 W; GPS Reading.  
Moist banks and flood plains. Phenology: flowering & fruiting. 

Rachel Newton, 3131.  8/6/2005. 		RM 
_________________________________________________________________________

64.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Wetlands and Adjacent Areas: Green River, ca 30 mi NNW of Rock Springs.  Elev. 6221 ft.
T21N R109W S26 SE1/4.  41.7644 N, 109.736 W; GPS Reading.  
Moist river banks and exposed bottoms. Phenology: flowering & fruiting. 

Rachel Newton, 3161.  8/6/2005. 		RM 
_________________________________________________________________________

65.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Wetlands and Adjacent Areas: Green River, ca 36 air mi NW of Rock Springs.  Elev. 6271 ft.
T22N R109W S29 SW1/4.  41.8747 N, 109.804 W; GPS Reading.  
Moist banks of pond. Phenology: flowering & fruiting. 

Rachel Newton, 3187.  8/7/2005. 		RM 
_________________________________________________________________________

66.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Wetlands and Adjacent Areas: Green River, ca 45 air mi NW of Rock Springs.  Elev. 6170 ft.
T23N R110W S32 SW1/4 of SW1/4.  41.9241 N, 109.9206 W; GPS Reading.  
Moist banks. Phenology: fruiting. 

Rachel Newton, 3205.  8/7/2005. 		RM 
_________________________________________________________________________

67.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Wetlands and Adjacent Areas: Hams Fork, ca 11 air mi NW of Kemmerer.  Elev. 7092 ft.
T23N R117W S36 SW1/4.  41.9292 N, 110.6396 W; GPS Reading.  
Moist banks. Phenology: fruiting. 

Rachel Newton, 3258.  8/7/2005. 		RM 
_________________________________________________________________________

68.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Uinta County: Wetlands and Adjacent Areas: Blacks Fork, ca 6 air mi NE of Lyman.  Elev. 6493 ft.
T16N R114W S1 SW1/4.  41.3898 N, 110.2114 W; GPS Reading.  
Submerged banks and flood plains. Phenology: flowering & fruiting. 

Rachel Newton, 3306.  8/7/2005. 		RM 
_________________________________________________________________________

69.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Carr Reservoir, ca 17 air mi SE of Lander.  Elev. 5884 ft.
T31N R98W S13 NW1/4 of NW1/4.  42.6679 N, 108.4999 W; GPS Reading.  
Moist banks and shorelines. Phenology: flowering & fruiting. 

Rachel Newton, 3415.  8/10/2005. 		RM 
_________________________________________________________________________

70.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Ocean Lake, ca 18 air mi NW of Riverton.  Elev. 5278 ft.
T3N R2E S27 NW1/4.  43.21 N, 108.6193 W; GPS Reading.  
Moist shoreline and flood plains. Phenology: flowering & fruiting. 

Rachel Newton, 3463.  8/11/2005. 		RM 
_________________________________________________________________________

71.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Ocean Lake, ca 16 air mi NW of Riverton.  Elev. 5293 ft.
T3N R3E S31 NW1/4.  43.1996 N, 108.5774 W; GPS Reading.  
Moist shores and flood plains. Phenology: flowering & fruiting. 

Rachel Newton, 3473.  8/11/2005. 		RM 
_________________________________________________________________________

72.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: East Fork River, ca 15 air mi SE of Pinedale.  Elev. 6843 ft.
T32N R108W S26 NE1/4.  42.7148 N, 109.6823 W; GPS Reading.  
Moist banks and flood plains. Phenology: flowering & fruiting. 

Rachel Newton, 3609.  8/25/2005. 		RM 
_________________________________________________________________________

73.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: irrigation ditch and spring-fed stream, ca 2 air mi SE of Pinedale.  Elev. 7041 ft.
T33N R109W S11.  42.8469 N, 109.8286 W; GPS Reading.  
Moist banks and hummocks. Phenology: flowering & fruiting. 

Rachel Newton, 3659.  8/26/2005. 		RM 
_________________________________________________________________________

74.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Wetlands and Adjacent Areas: Little Soda Lake, ca 8 air mi NE of Pinedale.  Elev. 7425 ft.
T35N R109W S24 NE1/4.  42.9762 N, 109.8127 W; GPS Reading.  
Dry uplands. Phenology: flowering & fruiting. 

Rachel Newton, 3698.  8/26/2005. 		RM 
_________________________________________________________________________

75.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Wetlands and Adjacent Areas: Deaver Reservoir, ca 2 air mi NNW of Deaver; ca 12 air mi NE of Powell.  Elev. 4443 ft.
T57N R98W S25 N1/2 of NW1/4.  44.8987 N, 108.63823 W; GPS Reading.  
Exposed mud flats. Phenology: flowering. 

Rachel Newton, 5639.  6/30/2006. 		RM 
_________________________________________________________________________

76.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Wetlands and Adjacent Areas: Big Horn River, ca 4 air mi S of Thermopolis.  Elev. 4525 ft.
T42N R95W S24 W1/2 of SW1/4.  43.58892 N, 108.2152 W; GPS Reading.  
Along moist river bank. Phenology: flowering & fruiting. 

Rachel Newton, 6238.  7/25/2006. 		RM 
_________________________________________________________________________

77.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Wetlands and Adjacent Areas: Big Horn River, ca 4 air mi S of Thermopolis.  Elev. 4451 ft.
T43N R94W S17 SE1/4.  43.69176 N, 108.16403 W; GPS Reading.  
Along moist river bank. Phenology: flowering & fruiting. 

Rachel Newton, 6248.  7/25/2006. 		RM 
_________________________________________________________________________

78.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Campbell County: Wetlands and Adjacent Areas: Little Thunder Reservoir, ca 7 air mi SE of Wright.  Elev. 4780 ft.
T43N R71W S22 NW1/4.  43.6919 N, 105.37851 W; GPS Reading.  
Exposed mud flats. Phenology: flowering & fruiting. 

Rachel Newton, 6361.  7/28/2006. 		RM 
_________________________________________________________________________

79.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Teton County: Wetlands and Adjacent Areas: Horsetail Creek, ca 14 air mi NE of Jackson.  Elev. 6979 ft.
T42N R114W S2 NE1/4.  43.6366 N, 110.49632 W; GPS Reading.  
Moist hummocks and creek banks. Phenology: flowering. 

Rachel Newton, 6649.  8/8/2006. 		RM 
     with James Pray
_________________________________________________________________________

80.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

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: flowering & fruiting. 

Rachel Newton, 6695.  8/8/2006. 		RM 
     with James Pray
_________________________________________________________________________

81.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Along lower Brush Creek near the Platte River.  Elev. 7000 ft.
T15N R82W S16.  41.2679 N, 106.6221 W; NAD 83, uncertainty 1 mi., Digital Map.  
Roadside weed. Heads yellow. Phenology: flowering & fruiting. 

C. L. Porter, 4669.  7/16/1948. 		RM 211239	Barcode: RM0312035
_________________________________________________________________________

82.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Twin Buttes Reservoir, 15 mi SW of Laramie.  Elev. 7200 ft.
T15N R75W S30.  41.2371 N, 105.8504 W; NAD 83, uncertainty 0.75 mi., Digital Map.  
Roadside weed, moist alkaline soil. Phenology: flowering & fruiting. 

C. L. Porter, 8511.  8/10/1960. 		RM 262955	Barcode: RM0312036
     with Marjorie W. Porter
_________________________________________________________________________

83.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Uinta County: Evanston.
T51N R120W S21.  41.2683 N, 110.9632 W; uncertainty 1 mi..  
Phenology: flowering & fruiting. 

Albert Mylroie, 1.  8//1938. 		RM 173002	Barcode: RM0312084
_________________________________________________________________________

84.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Along Wyo Hwy 130 E of the North Platte River.  Elev. 7750 ft.
T16N R82W S16 E1/2 of SW1/4.  41.3541 N, 106.6158 W; uncertainty 0.5 mi..  
Along an irrigation ditch. Phenology: flowering & fruiting. 

Allen Morton, 38.  8/4/1966. 		RM 293975	Barcode: RM0312009
_________________________________________________________________________

85.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Platte County: Camp Guernsey: western bank of North Platte River, ca 1 km SW of the city of Guernsey, ca 0.4 km NW of Lucindy Rollins Grave.  Elev. 1340 m.
42.2636 N, 104.7543 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  520175E, 4679000N.  
Locally common on level riverine of sand with Populus deltoides, Elaeagnus angustifolia, Symphoricarpos occidentalis, Phalaris arundinacea, and Carex spp. Phenology: flowering & fruiting. 

D. Hazlett, 1121.  8/30/1996. 		RM 764947	Barcode: RM0312177
     with C. A. Popolizio
_________________________________________________________________________

86.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Platte County: Camp Guernsey: western bank of North Platte River, ca 1 km SW of the city of Guernsey, ca 0.4 km NW of Lucindy Rollins Grave.  Elev. 1340 m.
42.2636 N, 104.7543 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  520175E, 4679000N.  
Locally common on level riverine of sand with Populus deltoides, Elaeagnus angustifolia, Symphoricarpos occidentalis, Phalaris arundinacea, and Carex spp. Phenology: flowering & fruiting. 

D. Hazlett, 1121.  8/30/1996. 		RM 764948	Barcode: RM0312176
     with C. A. Popolizio
_________________________________________________________________________

87.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Big Horn County: Road to Horseshoe Bend.  Elev. 3800 ft.
T58N R95W S35.  44.964 N, 108.2816 W; uncertainty 1 mi..  
Calcareous slope. Phenology: flowering & fruiting. 

Ellen Collins, 850.  7/16/1983. 		RM 355054	Barcode: RM0312013
_________________________________________________________________________

88.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along U.S. Hwy 14, 16, and 20, along North Fork Shoshone River, ca 1/4 mi W of Moss Creek.  Elev. 6150 ft.
T52N R107W S22 SE1/4.  44.4618 N, 109.6032 W; uncertainty 0.5 mi..  
In marsh. Phenology: flowering & fruiting. 

Erwin F. Evert, 4700.  8/8/1982. 		RM 357371	Barcode: RM0049291
_________________________________________________________________________

89.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Absaroka Mountains: North Fork Shoshone River Drainage: along the river 0.3-0.5 mi W of Sweetwater Creek.  Elev. 5960 ft.
T52N R106W S21 NW1/4.  44.4618 N, 109.6234 W; uncertainty 1 mi..  
Along river. Phenology: flowering & fruiting. 

Erwin F. Evert, 5697.  7/30/1983. 		RM 531501	Barcode: RM0049292
_________________________________________________________________________

90.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Elk Fork Creek, ca 9-10 mi S of U.S. Hwy 14, 16, & 20.  Elev. 7150-7250 ft.
T51N R107W S25; also S36.  44.3603 N, 109.6844 W.  
On sand and gravel bars. Phenology: flowering & fruiting. 

Erwin F. Evert, 8856.  7/26/1985. 		RM 622832	Barcode: RM0049295
_________________________________________________________________________

91.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Southeastern Absarokas: Stratford Ranch, along east side of South Fork Shoshone River, ca 42 mi SW of Cody; S, W, and N of main ranch buildings and corrals.  Elev. 6400 ft.
T48N R106W S5 SE1/4.  44.1581 N, 109.6167 W.  
Riparian areas. Phenology: flowering & fruiting. 

Erwin F. Evert, 9492.  8/19/1985. 		RM 622831	Barcode: RM0049294
_________________________________________________________________________

92.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Fremont County: Shoshone Indian Reservation, near Wind River Post Office.  Elev. 5000 ft.
T1S R1W S9.  42.9864 N, 108.8843 W; uncertainty 1 mi..  
Common in waste places in irrigated area. Phenology: flowering & fruiting. 

James Carrig, 14.  9/7/1958. 		RM 256824	Barcode: RM0312016
_________________________________________________________________________

93.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Platte County: Deadhead Creek, 6 road mi E of Wyo Hwy 34, 12 road mi SW of Wheatland.  Elev. 5087 ft.
T22N R69W S31.  41.8345 N, 105.1662 W; uncertainty 1 mi..  
Creek banks and creek bed. Phenology: flowering & fruiting. 

Jan Pollet, 781.  9/8/1989. 		RM 544016	Barcode: RM0312086
_________________________________________________________________________

94.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Separation Creek, ca 16.5 air mi NNW of Rawlins.  Elev. 6500 ft.
T24N R88W S26 SE1/4.  42.0241 N, 107.3018 W; uncertainty 0.5 mi..  
Scattered in clay loam along stream bank with aster, Atriplex patula, Cirsium arvense, and Juncus balticus. Phenology: flowering & fruiting. 

Joseph Storto, 314.  9/3/1981. 		RM 339779	Barcode: RM0312085
     with Andrew Warren
_________________________________________________________________________

95.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Haines Reservoir and ditch on County Road 640, ca 5.5 air mi SW of Saratoga; ca 14 air mi NW of Encampment.  Elev. 7020 ft.
T17N R84W S31 E1/2.  41.4034 N, 106.889 W.  
Banks of ditch bordered by willow. Phenology: flowering & fruiting. 

Amy J. Roderick, 3168.  8/4/1997. 		RM 649189	Barcode: RM0312026
_________________________________________________________________________

96.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Laramie County: High Plains Grasslands Research Station, NW of Cheyenne.  Elev. 6200-6400 ft.
T14N R67W S10.  41.1978 N, 104.8869 W; uncertainty 1 mi..  
Cultivated areas. Phenology: vegetative only. 

Marilyn J. Samuel, 350.  7/31/1974. 		RM 293003	Barcode: RM0312011
_________________________________________________________________________

97.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Laramie County: High Plains Grasslands Research Station, NW of Cheyenne.  Elev. 6200-6400 ft.
T14N R67W S10.  41.1978 N, 104.8869 W; uncertainty 1 mi..  
Cultivated areas. Phenology: flowering & fruiting. 

Marilyn J. Samuel, 350.  7/31/1974. 		RM 293004	Barcode: RM0312010
_________________________________________________________________________

98.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Uinta County: Alkali Creek, 1.5 mi N of U.S. Hwy 30.  Elev. 6780 ft.
T21N R115W S23.  41.778 N, 110.433 W; uncertainty 1 mi..  
Riparian area in sagebrush and greasewood community. Phenology: flowering & fruiting. 

Ron Kass, 2147.  9/6/1985. 		RM 389556	Barcode: RM0312083
_________________________________________________________________________

99.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Junction of County Road 61 and U.S. Hwy 30.
T21N R76W S18.  41.7854 N, 105.9856 W; uncertainty 1 mi..  
Roadside. Phenology: flowering & fruiting. 

R. Owen Asplund, 72-31.  7/20/1972. 		RM 290609	Barcode: RM0312032
_________________________________________________________________________

100.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Fremont County: Switchbacks of the Loop Road.  Elev. 7896 ft.
T32N R101W S25.  42.718 N, 108.8442 W; uncertainty 1 mi..  
Roadsides. Phenology: flowering & fruiting. 

Richard W. Scott, 8914.  8/6/1992. 		RM 616124	Barcode: RM0049290
_________________________________________________________________________

101.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Saratoga Lake E of Wyo Hwy 130, ca 1.2 air mi ENE of Saratoga; ca 18 air mi N of Encampment.  Elev. 6775 ft.
T17N R84W S1 S1/2.  41.4758 N, 106.7934 W; uncertainty 1 mi..  
Wetlands and disturbed gravelly area surrounding lake. Phenology: flowering & fruiting. 

Amy J. Roderick, 3224.  8/4/1997. 		RM 649190	Barcode: RM0312027
_________________________________________________________________________

102.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Across Green River from La Barge.  Elev. 6600 ft.
T26N R112W S5 NW1/4.  42.2576 N, 110.1798 W.  
Meadow with Pentaphylloides and Aster. 

Robert D. Dorn, 8104.  8/31/1999. 		RM 
_________________________________________________________________________

103.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Across Green River from La Barge.  Elev. 6600 ft.
T26N R112W S5 NW1/4.  42.2576 N, 110.1798 W.  
Meadow with Pentaphylloides and Aster. Phenology: flowering & fruiting. 

Robert D. Dorn, 8104.  8/31/1999. 		RM 643042
_________________________________________________________________________

104.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Big Horn County: Basin.
T51N R93W S21.  44.38 N, 108.039 W; uncertainty 1 mi..  
Banks of irrigation ditches. Phenology: flowering & fruiting. 

Robert L. Tresler, 291.  7/28/1966. 		RM 280917	Barcode: RM0312015
_________________________________________________________________________

105.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Thermopolis.
T43N R95W S36.  43.6484 N, 108.2058 W; uncertainty 1 mi..  
Disturbed area near hot springs. Phenology: flowering & fruiting. 

Thomas W. Nelson, 3212.  8/28/1976. 		RM 354753	Barcode: RM0312014
_________________________________________________________________________

106.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Foothills of the Absaroka and Owl Creek Mountains: west end of Padlock Rim; ca 3 air mi SE of Hamilton Dome; ca 17 air mi WNW of Thermopolis.  Elev. 5300 ft.
T44N R97W S29; NE1/4 S31 and NW1/4 S32.  43.7492 N, 108.5246 W; uncertainty 1 mi..  
Wet, clay-rich stream bed and drier side slopes. Phenology: flowering & fruiting. 

Walter Fertig, 12894.  7/6/1992. 		RM 579498	Barcode: RM0312012
_________________________________________________________________________

107.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Natrona County: North Platte River Valley: west side of North Platte River at Alcova, between Alcova Reservoir and Gray Reef Reservoir, ca 0.5 mi SE of Wyo Hwy 220, ca 27 air mi SW of Casper.  Elev. 5300 ft.
T30N R83W S24 E1/4 of NE1/4; also T30N R82W SW1/4 of NW1/4 and South1/2 of NW1/4 of NW1/4 S19.  42.5547 N, 106.7258 W; uncertainty 0.5 mi..  
Sandy-clay banks of river with dense grass understory of Bromus inermis and Elymus cinereus below Symphoricarpos, Artemisia cana, Sarcobatus and Shepherdia argentea. Phenology: flowering & fruiting. 

Walter Fertig, 17155.  8/20/1996. 		RM 615009	Barcode: RM0312031
_________________________________________________________________________

108.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Uinta County: Mountain View.  Elev. 6800 ft.
T14N R114W S23.  41.1782 N, 110.2296 W; uncertainty 1 mi..  
Disturbed meadow in dry, loamy, slightly alkaline soil. Phenology: flowering & fruiting. 

Windsor Copley, 216.  8/21/1989. 		RM 544506	Barcode: RM0312087
_________________________________________________________________________

109.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: East Fork Medicine Bow River, ca 4.6 air mi NE of Elk Mountain townsite.  Elev. 7000 ft.
T20N R79W S7 N1/2.  41.7203 N, 106.3188 W.  
Wet boggy area on periphery of cottonwood-lined river. Phenology: flowering & fruiting. 

Amy J. Roderick, 3550.  8/12/1997. 		RM 649191	Barcode: RM0312028
_________________________________________________________________________

110.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Jackson Hole: near Two Ocean Lake, ca 4 air mi N of Moran; ca 19.5 air mi NNE of Moose.  Elev. 6935 ft.
T46N R114W S34 W1/2.  43.9117 N, 110.5388 W; GPS Reading.  
Riparian community with small seasonal stream. Phenology: flowering & fruiting. 

David Scott, 2895.  8/8/2006. 		RM 838734	Barcode: RM0017816
     with Andrew Bishop
_________________________________________________________________________

111.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., South Dakota, Lyman County: Brakke Lake.  Elev. 1735 ft.
T105N R76W S16 S1/2; also NE1/4 S21.  43.8908 N, 99.9506 W; uncertainty 2 mi..  
Common, shoreline. Phenology: flowering & fruiting. 

Stephen Van Sickle, 361.  8/15/1982. 		RM 346196
_________________________________________________________________________

112.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Colorado, Jackson County: Along North Fork Platte River, 3 mi SE of south end of Lake John.  Elev. 8000 ft.
T9N R80W S19.  40.7341 N, 106.4193 W; uncertainty 1 mi..  
Moist alluvial soil at edge of river bank with Salix. Phenology: flowering. 

Dieter H. Wilken, 14267.  9/3/1984. 		RM 393727
_________________________________________________________________________

113.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Colorado, Delta County: 2 mi E of Delta.  Elev. 5000 ft.
5% west slope; rich, black, moist loam; roadside, park. Phenology: flowering & fruiting. 

Paul L. Ginter, 621.  8/20/1942. 		USFS 484378
_________________________________________________________________________

114.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Idaho, Clark County: Targhee National Forest: Beaverhead Range: along Crooked Creek in Crooked Creek Canyon, ca 26 air mi NW of Dubois.  Elev. 6300-6400 ft.
T11N R32E S17; also S20.  
Open canyon bottom dominated by Artemisia, Chrysothamnus, and forbs. 

Stuart Markow, 10063b.  7/29/1992. 		 
_________________________________________________________________________

115.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Idaho, Clark County: Targhee National Forest: Beaverhead Range: along Crooked Creek in Crooked Creek Canyon, ca 26 air mi NW of Dubois.  Elev. 6300-6400 ft.
T11N R32E S17; also S20.  
Riparian dominated by Salix, Ribes, and Rosa. 

Stuart Markow, 10064.  7/29/1992. 		 
_________________________________________________________________________

116.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Eccles Road, W of intersection with Mesa Falls Road, ca 16.5 air mi NE of Ashton.  Elev. 6100-6200 ft.
T12N R43E S32.  
Clearcut in Pinus contorta, dominated by forbs and grasses, with scattered Pinus contorta regeneration. 

Stuart Markow, 10621.  8/12/1992. 		 
_________________________________________________________________________

117.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: road above and S of Tygee Creek, ca 8 air mi SW of West Yellowstone, Montana.  Elev. 7300-7400 ft.
T15N R44E S8; also S9.  
Coniferous forest dominated by Picea engelmannii and Abies lasiocarpa. 

Stuart Markow, 10858b.  8/17/1992. 		 
_________________________________________________________________________

118.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: Washakie Basin: at Barrel Springs and the Overland Trail crossing of Barrel Springs Draw between the south end of Delaney Rim and east end of The Haystacks, ca 16.5 air mi SSW of Wamsutter.  Elev. 6780-6820 ft.
T17N R95W S25 N1/4; also South1/4 S24.  41.42 N, 108.0533 W.  
Around the big springs on the greasewood flat above the draw. Phenology: flowering. 

B. E. Nelson, 39873.  8/15/1996. 		 648434	Barcode: RM0312204
_________________________________________________________________________

119.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: South-central Wyoming: along Deep Gulch just above Cow Creek, ca 7 air mi E of Dad on Mexican Flats, ca 38 air mi SW of Rawlins; ca 20.5 air mi N of Baggs.  Elev. 6560 ft.
T16N R91W S27 SW1/4.  41.3304 N, 107.6216 W.  
Stream bank. Phenology: flowering. 

B. E. Nelson, 40071.  8/19/1996. 		 648433	Barcode: RM0312203
_________________________________________________________________________

120.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: South-central Wyoming: along Vermillion Creek, ca 2.5 air mi SE of Wyo Hwy 430 intersection with Vermillion Creek; ca 42 air mi SSE of Rock Springs.  Elev. 6975-7020 ft.
T13N R101W S26 SE1/4.  41.0784 N, 108.7478 W.  
Creek bottom. Phenology: flowering. 

Beth Ward, 3378.  7/27/1996. 		 648435	Barcode: RM0312205
_________________________________________________________________________

121.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: South-Central Wyoming: Green River Basin: alkali spring area in Alkali Creek bottom and adjacent hillside to the W, ca 1.5 air mi above the confluence of Alkali Creek and the Green River; ca 17.5 air mi WNW of Rock Springs.  Elev. 6190-6310 ft.
T19N R108W S11 SE1/4.  41.6425 N, 109.5702 W.  
Adjacent to alkali pond. Phenology: flowering & fruiting. 

Beth Ward, 6571.  7/16/1997. 		RM 648897	Barcode: RM0312206
_________________________________________________________________________

122.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Sierra Madre: North Fork Willow Creek, ca 6 air mi SW of Encampment.  Elev. 8200 ft.
T14N R85W S25.  
Open, disturbed meadow, near pond with Aster hesperius. Rare. Phenology: flowering. 

Roger L. Williams, 1376.  8/18/2001. 		RM 960593	Barcode: RM0215946
_________________________________________________________________________

123.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Teton County: Wyoming/Salt River Ranges: Wyoming Range: Willow Creek Drainage: along lower Willow Creek between Sob and Alder creeks, ca 5-5.5 air mi SE of Hoback Junction, ca 15.5-16.5 air mi SSE of Jackson.  Elev. 6300 ft.
T38N R115W S18.  43.2572 N, 110.6825 W; uncertainty 1 mi..  
Cobblestone sandbar. 

B. E. Nelson, 19907.  8/18/1990. 		RM 646411	Barcode: RM0312029
_________________________________________________________________________

124.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Wyoming/Salt River Ranges: Wyoming Range: along North Horse Creek, ca 0.5 mi N of Merna Butte; ca 2 air mi W of Merna; ca 27 air mi WNW of Pinedale.  Elev. 7800 ft.
T34N R113W S6.  42.9458 N, 110.3806 W; uncertainty 1 mi..  
Meadows with scattered Artemisia cana, Potentilla fruticosa and willow thickets. Phenology: flowering. 

B. E. Nelson, 23846.  8/7/1992. 		RM 646569	Barcode: RM0312030
     with Russ Nelson
_________________________________________________________________________

125.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Quaking Aspen Hollow just off Dry Creek, ca 4 air mi SE of Afton.  Elev. 7000-7200 ft.
T31N R118W S3.  42.6997 N, 110.865 W; uncertainty 1 mi..  
Roadside. Phenology: flowering. 

B. E. Nelson, 24017.  8/11/1992. 		RM 646570	Barcode: RM0312196
     with Russ Nelson
_________________________________________________________________________

126.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Wyoming Range: Blind Bull Lake, ca 21.3 air mi NE of Afton.  Elev. 8050 ft.
T34N R116W S12.  42.9428 N, 110.6319 W; uncertainty 1 mi..  
At edge of lake in lodgepole pine forest. Phenology: flowering. 

B. E. Nelson, 24622.  8/19/1992. 		RM 646571	Barcode: RM0312197
     with Russ Nelson
_________________________________________________________________________

127.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Star Valley: Wyoming Game and Fish Access Area on Salt River, ca 0.7 mi N of Etna then W ca 1.5 mi.  Elev. 5700 ft.
T35N R119W S4 SE1/4.  43.0469 N, 111.0406 W.  
Streamside and adjacent uplands. Phenology: flowering & fruiting. 

Ronald L. Hartman, 36421.  8/21/1992. 		RM 646572	Barcode: RM0312198
_________________________________________________________________________

128.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Star Valley: Wyoming Game and Fish Access Area on Salt River, ca 0.7 mi N of Etna then W ca 1.5 mi.  Elev. 5700 ft.
T35N R119W S4 SE1/4.  43.0469 N, 111.0406 W.  
Streamside and adjacent uplands. Phenology: flowering & fruiting. 

Ronald L. Hartman, 36482.  8/21/1992. 		RM 646573	Barcode: RM0312019
_________________________________________________________________________

129.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Star Valley: Wyoming Game and Fish Access Area on Salt River, ca 6 air mi N of Auburn.  Elev. 6000 ft.
T34N R119W S35 SE1/4.  42.8883 N, 111.0019 W.  
Riverside and marshy meadows. Phenology: flowering & fruiting. 

Ronald L. Hartman, 36547.  8/21/1992. 		RM 646574	Barcode: RM0312018
_________________________________________________________________________

130.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Wyoming/Salt River Ranges: Salt River Range: Commissary Ridge, southwest flank: Pole Creek, southern border of Bridger-Teton National Forest NNE 0.3 air mi.  Elev. 7760 ft.
T25N R117W S13 SW1/4 of SE1/4.  42.1525 N, 110.6867 W.  
Willow thickets and stream banks. Phenology: flowering & fruiting. 

Ronald L. Hartman, 44608.  8/20/1993. 		RM 647359	Barcode: RM0312215
_________________________________________________________________________

131.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along Gooseberry Creek, ca 1 mi W of Wyo Hwy 120; ca 3.5 air mi E of Dickie (LU Ranch); ca 34.5 air mi NW of Thermopolis.  Elev. 5500 ft.
T47N R99W S36.  43.9992 N, 108.6794 W; uncertainty 1 mi..  
Willow-rose-gooseberry thickets in creek bottom. 

B. E. Nelson, 10583.  7/31/1983. 		RM 647896	Barcode: RM0312221
_________________________________________________________________________

132.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Bighorn Basin: along Gooseberry Creek, ca 10.5 air mi SSE of Meeteetse.  Elev. 6000 ft.
T47N R100W S25.  44.01306 N, 108.80056 W; uncertainty 1 mi..  
Creek bottom. 

B. E. Nelson, 10641.  7/31/1983. 		RM 647851	Barcode: RM0312193
_________________________________________________________________________

133.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains:  Elev. 8400 ft.
T15N R81W S14.  41.2664 N, 106.4644 W.  
Phenology: flowering. 

B. E. Nelson, 1137.  9/10/1973. 		RM 296305	Barcode: RM0312034
     with Linda Nelson
_________________________________________________________________________

134.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Northern Absarokas: red ridge between Paint and Blaine Creeks on County Road 7RO, ca 4.5 air mi N of Pat O'Hara Mountain, ca 18 air mi NW of Cody.  Elev. 6100 ft.
T55N R103W S29.  44.7158 N, 109.29028 W; uncertainty 1 mi..  
Vernal pond on gypsum. Phenology: flowering & fruiting. 

B. E. Nelson, 13011.  8/19/1985. 		RM 536052	Barcode: RM0049486
_________________________________________________________________________

135.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Park County: Bighorn Basin: Shearing Pens Reservoir above West Branch Whistle Creek, ca 12 air mi SE of Powell.  Elev. 4400 ft.
T53N R98W S4.  44.60056 N, 108.66306 W.  
Along shores of reservoir. 

B. E. Nelson, 14069.  6/30/1987. 		RM 647852	Barcode: RM0312194
_________________________________________________________________________

136.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Washakie Basin: ca 7.3 mi S of Wamsutter on County Road 23 then ca 15.5 mi SW.  Elev. 6800 ft.
T17N R95W S25.  41.4203 N, 108.0547 W; uncertainty 1 mi..  
Common in alkali clay in dry part of marsh with Juncus. 

B. E. Nelson, 1410.  8/5/1975. 		RM 
_________________________________________________________________________

137.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along Whistle Creek, ca 6 air mi SW of Byron, ca 12 air mi SW of Lovell.  Elev. 4200 ft.
T55N R97W S30.  44.71611 N, 108.58389 W.  
Wooded stream bottom. 

B. E. Nelson, 14178.  6/30/1987. 		RM 647861	Barcode: RM0312220
_________________________________________________________________________

138.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Teton County: West Slope Wind River Range: Fish Creek/Moccasin Basin area, along South Fork Fish Creek just above confluence with North Fork, ca 30-31 air mi ENE of Jackson.  Elev. 7700 ft.
T42N R111W S27; also S28.  43.5731 N, 110.1605 W.  
Cobblestone sandbar. Phenology: flowering & fruiting. 

B. E. Nelson, 20330.  8/25/1990. 		RM 585954	Barcode: RM0312185
_________________________________________________________________________

139.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Johnson County: Big Horn Mountains: along U.S. Hwy 16 above Hondo Creek, ca 2 air mi S of Hunter Mesa; ca 13 air mi WSW of Buffalo.  Elev. 7700 ft.
T50N R84W S22.  44.2878 N, 106.9519 W; uncertainty 1 mi..  
Roadside. Phenology: flowering & fruiting. 

B. E. Nelson, 7165.  8/15/1980. 		RM 346882	Barcode: RM0312186
     with Gael Fonken
_________________________________________________________________________

140.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 9.5 air mi NW of Thermopolis along Wyo Hwy 170.  Elev. 4800 ft.
T43N R96W S9.  43.7092 N, 108.3853 W; uncertainty 1 mi..  
Along alkali stream and wet bottom. Phenology: flowering & fruiting. 

B. E. Nelson, 8313.  7/19/1981. 		RM 647845	Barcode: RM0312222
_________________________________________________________________________

141.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 9.5 air mi NW of Thermopolis along Wyo Hwy 170.  Elev. 4800 ft.
T43N R96W S9.  43.7092 N, 108.3853 W; uncertainty 1 mi..  
Along alkali stream and wet bottom. 

B. E. Nelson, 8316.  7/19/1981. 		RM 647846	Barcode: RM0312223
_________________________________________________________________________

142.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: Wind River Indian Reservation: overflow area along South Fork Owl Creek, ca 25 air mi WNW of Thermopolis; ca 8 air mi SW of Hamilton Dome on Wyo Hwy 174.  Elev. 5900 ft.
T9N R1E S36.  43.7143 N, 108.7053 W.  
Around the edges of the ponds. 

B. E. Nelson, 8339.  7/19/1981. 		RM 647847	Barcode: RM0312224
_________________________________________________________________________

143.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Washakie County: Bighorn Basin: Rock Waterhole Reservoir, ca 22 air mi NW of Worland on Fifteenmile Creek Road.  Elev. 4500 ft.
T48N R96W S2.  44.16056 N, 108.3383 W; uncertainty 1 mi..  
Clay slopes around the reservoir. 

B. E. Nelson, 8468.  7/21/1981. 		RM 647848	Barcode: RM0312225
_________________________________________________________________________

144.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Big Horn County: Bighorn Basin: along the Greybull River, ca 24 air mi W of Basin; ca 5 air mi SW of Burlington.  Elev. 4600 ft.
T51N R97W S4.  44.4217 N, 108.5222 W; uncertainty 1 mi..  
Under trees in piles of (detris?) in mud of an overflow channel. 

B. E. Nelson, 8510.  7/22/1981. 		RM 647849	Barcode: RM0312226
_________________________________________________________________________

145.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along the Big Horn River, ca 7 air mi NNE of Thermopolis; ca 1 air mi ENE of Lucerne.  Elev. 4300 ft.
T44N R94W S28.  43.7468 N, 108.1565 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Marshes and irrigation overflow areas. 

B. E. Nelson, 8620.  7/23/1981. 		RM 647850	Barcode: RM0312227
_________________________________________________________________________

146.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: .3 mi from Wyo Hwy 130 on South French Creek Road.  Elev. 8000 ft.
T16N R81W S27 NW1/4.  41.3103 N, 106.4833 W.  
Phenology: flowering & fruiting. 

B. E. Nelson, 931.  8/13/1973. 		RM 296304	Barcode: RM0312033
_________________________________________________________________________

147.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Lake Cameahwait, ca 20 air mi ENE of Riverton, south side of appraoch of Cottonwood Drain to Lake Cameahwait.  Elev. 4830-4870 ft.
T4N R5E S27.  43.2943 N, 108.2713 W.  
Creek bank. Phenology: flowering & fruiting. 

June Haines, 4869.  7/18/1985. 		RM 387608	Barcode: RM0312047
_________________________________________________________________________

148.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Lake Cameahwait, ca 21 air mi ENE of Riverton, N of Cottonwood Drain and northwest corner of Lake Cameawait.  Elev. 4820-4860 ft.
T4N R5E S27.  43.2943 N, 108.2713 W; uncertainty 1 mi..  
Moist alkali soil near creek. Phenology: flowering & fruiting. 

June Haines, 4930.  7/18/1985. 		RM 387607	Barcode: RM0312187
_________________________________________________________________________

149.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Fremont County: Wind River Basin: Ocean Lake, east side, ca 3 air mi WSW of Midvale.  Elev. 5234-5280 ft.
T3N R3E S30; also T3N R2E S25.  43.2075 N, 108.5672 W.  
Meadow at edge of lake. Phenology: flowering & fruiting. 

June Haines, 5498.  8/12/1985. 		RM 387609	Barcode: RM0312093
     with Georgia Haines
_________________________________________________________________________

150.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Rock Springs Uplift: above Dry Canyon, and along Salt Wells Creek, ca 24 air mi SE of Rock Springs.  Elev. 7000 ft.
T15N R102W S7; also S18 and S19.  41.2958 N, 108.9378 W; uncertainty 3 mi..  
Sandstone uplift above canyon, with sandy areas, and Juniperus osteosperma, Pinus flexilis, Pseudotsuga, Cercocarpus montanus and C. ledifolius, on broad expanse of exposed rock, flats along creek; along creekbed. Phenology: flowering & fruiting. 

Keith H. Dueholm, 10903.  8/22/1980. 		RM 523969	Barcode: RM0312182
_________________________________________________________________________

151.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Washakie County: Big Horn Mountains: Spring Creek Road 6.7 mi E and S of junction with Wyo Hwy 434.  Elev. 5000 ft.
T46N R87W S33; also S34.  41.0925 N, 109.2256 W; uncertainty 1 mi..  
Seepage areas along small stream, sagebrush slopes, thickets of serviceberry and aspen; creek bank. Phenology: flowering & fruiting. 

Ronald L. Hartman, 10972.  5/22/1980. 		RM 523970	Barcode: RM0312183
     with Keith H. Dueholm
_________________________________________________________________________

152.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 13.5 air mi NW of Clearmont.  Elev. 4400 ft.
T55N R81W S2; also T56N R81W S35.  44.769 N, 106.57611 W; uncertainty 2 mi..  
Plains, rocky slopes, draw with standing water, creek and meadows; meadows. Phenology: flowering & fruiting. 

Keith H. Dueholm, 5993.  8/11/1978. 		RM 325523	Barcode: RM0312037
_________________________________________________________________________

153.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Niobrara County: Powder River Basin: ca 1.5 air mi NNW of Leverett townsite.  Elev. 4600 ft.
T39N R66W S22.  43.3488 N, 104.7642 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Large seepage area along small creek below holding dam, sagebrush plains; edge of seepage area. Phenology: flowering & fruiting. 

Keith H. Dueholm, 7984.  7/11/1979. 		RM 333767	Barcode: RM0312094
_________________________________________________________________________

154.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Johnson County: Powder River Basin: Shell Creek and northwest corner of Lake De Smet.  Elev. 4600 ft.
T52N R82W S1 SE1/4; also T52N R83W S6 SW1/4.  44.50583 N, 106.7736 W; uncertainty 2 mi..  
Sandy flats along lake, edges and meadows along creek; meadows. Phenology: flowering & fruiting. 

Keith H. Dueholm, 8440.  7/21/1979. 		RM 333778	Barcode: RM0312041
_________________________________________________________________________

155.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 5 air mi NNE of Buffalo.  Elev. 4800 ft.
T51N R82W S1; also T52N R82W S36.  44.4186 N, 106.6697 W; uncertainty 2 mi..  
Rolling sagebrush plain over clinker base, hills, occasional clinker outcrops, gravel edges of roadway; ditch. Phenology: flowering & fruiting. 

Keith H. Dueholm, 8599.  8/2/1979. 		RM 333758	Barcode: RM0312043
_________________________________________________________________________

156.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Johnson County: Powder River Basin: Jack Moore Reservoir, along Boxelder Creek, ca 1.5 air mi E of south end of Lake De Smet.  Elev. 4500 ft.
T52N R82W S23; also S26.  44.4619 N, 106.69333 W; uncertainty 2 mi..  
Flats around margin of holding pond, meadow along creek, gravelly roadside, hilly plains on clinker; flats. Phenology: flowering & fruiting. 

Keith H. Dueholm, 8633.  8/3/1979. 		RM 333791	Barcode: RM0312042
_________________________________________________________________________

157.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Johnson County: Powder River Basin: Boxelder Creek, ca 5 air mi ENE of Lake De Smet.  Elev. 4400 ft.
T53N R81W S32.  44.5189 N, 106.6397 W; uncertainty 1 mi..  
Meadows along creek, sandy plains, ridges; meadow. Phenology: flowering & fruiting. 

Keith H. Dueholm, 8731.  8/3/1979. 		RM 330199	Barcode: RM0312038
_________________________________________________________________________

158.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: along U.S. Hwy 87, ca 2 road mi NW of Ranchester.  Elev. 4800 ft.
T57N R86W S10.  44.9294 N, 107.2242 W; uncertainty 1 mi..  
Wet ditches, meadows along small stream, tall grass prairie of big bluestem and slough grass, between railroad and wet ditch; prairie. Phenology: flowering & fruiting. 

Keith H. Dueholm, 8870.  8/9/1979. 		RM 333859	Barcode: RM0312040
_________________________________________________________________________

159.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: along U.S. Hwy 87, ca 2 road mi NW of Ranchester.  Elev. 4800 ft.
T57N R86W S10.  44.9294 N, 107.2242 W; uncertainty 1 mi..  
Wet ditches, meadows along small stream, tall grass prairie of big bluestem and slough grass, between railroad and wet ditch; along ditch. Phenology: flowering & fruiting. 

Keith H. Dueholm, 8871.  8/9/1979. 		RM 333811	Barcode: RM0312039
_________________________________________________________________________

160.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Natrona County: Oil field, ca 4.2 air mi N of Waltman.  Elev. 6200 ft.
T36N R86W S6; also T36N R87W S1.  43.1192 N, 107.1936 W; uncertainty 2 mi..  
Eroded shale slopes with sandstone outcrops and drainages. Phenology: flowering & fruiting. 

Ronald L. Hartman, 10032.  7/12/1979. 		RM 333779	Barcode: RM0312082
_________________________________________________________________________

161.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

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: flowering & fruiting. 

Ronald L. Hartman, 28235.  8/25/1990. 		RM 585955	Barcode: RM0312180
_________________________________________________________________________

162.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Laramie Plains: Pass Creek Road (Carbon County Route 404), ca 1 mi SW of I 80.  Elev. 7100 ft.
T20N R81W S12.  41.7192 N, 106.4508 W; uncertainty 1 mi..  
Common along irrigation ditch in hay field. Phenology: flowering & fruiting. 

Ronald L. Hartman, 5052.  9/4/1977. 		RM 319191	Barcode: RM0312184
     with Barry Hammel
_________________________________________________________________________

163.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: Adjacent to Green River Lakes Road, ca 0.5 mi S of Kendall Guard Station, 0.25 mi E of Green River, ca 25 air mi NNW of Pinedale.  Elev. 7800 ft.
T38N R110W S23.  43.2403 N, 110.0131 W.  
Open canopy, dry weedy roadside ditch bordered by sagebrush-grassland. Phenology: flowering & fruiting. 

Walter Fertig, 12348.  8/27/1991. 		RM 586645	Barcode: RM0312179
_________________________________________________________________________

164.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: West Slope Wind River Range: north shore of New Fork Lakes, ca 17 air mi N of Pinedale.  Elev. 7820 ft.
T36N R110W S11; also S12 and S15.  43.1031 N, 109.9478 W; uncertainty 3 mi..  
Rocky/sandy beach. 

Walter Fertig, 5134.  8/2/1990. 		RM 
_________________________________________________________________________

165.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along North Platte River E of the Wyo Hwy 95 bridge across from the mouth of Deer Creek just NNE of Glenrock.  Elev. 4980 ft.
T34N R75W S33 SW1/4.  42.8747 N, 105.8569 W; uncertainty 1 mi..  
Cottonwood woodland with Elaeagnus and Shepherdia. 1 of 2 sheets Phenology: flowering. 

B. E. Nelson, 27346.  7/23/1993. 		RM 597721	Barcode: RM0312007
_________________________________________________________________________

166.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along North Platte River E of the Wyo Hwy 95 bridge across from the mouth of Deer Creek just NNE of Glenrock.  Elev. 4980 ft.
T34N R75W S33 SW1/4.  42.8747 N, 105.8569 W; uncertainty 1 mi..  
Cottonwood woodland with Elaeagnus and Shepherdia. Sheet 2 of 2. Phenology: vegetative only. 

B. E. Nelson, 27346.  7/23/1993. 		RM 597722	Barcode: RM0312008
_________________________________________________________________________

167.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Poison Spider Creek on Poison Spider or County Road 201 between Emigrant Gap Ridge and Oil Mountain, ca 18.5 air mi W of Casper.  Elev. 5500-5560 ft.
T33N R82W S16 SE1/4.  42.8286 N, 106.6839 W; uncertainty 0.5 mi..  
Sand bars, stream bank, and low moist benches. Phenology: flowering & fruiting. 

B. E. Nelson, 29088.  8/24/1993. 		RM 597720	Barcode: RM0312080
_________________________________________________________________________

168.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: along the North Platte River on London Flats, ca 2.2 air mi S of Lingle, ca 9.5 air mi WNW of Torrington.  Elev. 4140 ft.
T25N R62W S30 SW1/4.  42.1072 N, 104.3566 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sand bars, muddy river bank, and low areas in the river bottom. Phenology: flowering & fruiting. 

B. E. Nelson, 29622.  8/31/1993. 		RM 597719	Barcode: RM0312075
_________________________________________________________________________

169.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: Sinnard Reservoir and vicinity, ca 4.5 air mi WNW of Hawk Springs; ca 19 air mi SSW of Torrington.  Elev. 4350-4390 ft.
T21N R62W S7 NE1/4.  41.8077 N, 104.3478 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Marshy channel below the dam and wet meadows. Phenology: flowering & fruiting. 

B. E. Nelson, 33480.  8/4/1994. 		RM 654489	Barcode: RM0312201
     with Tim Chumley and Robbin Romberg
_________________________________________________________________________

170.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Rasmus Lee Lake ca 3 air mi W of Bessemer Mountain, ca 17 air mi WSW of Casper.  Elev. 5390-5440 ft.
T32N R82W S13 SW1/4.  42.7397 N, 106.6092 W.  
Moist to wet areas created by siphon leakage. Phenology: flowering & fruiting. 

B. E. Nelson, 33683.  8/9/1994. 		RM 654491	Barcode: RM0312199
     with Tim Chumley and Robbin Romberg
_________________________________________________________________________

171.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along the Laramie River above and below Chugwater Creek and along Chugwater Creek, ca 7.5 air mi NE of Wheatland.  Elev. 4420-4440 ft.
T25N R67W S23 & S24.  42.1256 N, 104.8583 W; uncertainty 1 mi..  
Riparian benches, streambanks and adjacent meadows. Phenology: flowering. 

B. E. Nelson, 33889.  8/12/1994. 		RM 654492	Barcode: RM0312200
     with Tim Chumley and Robbin Romberg
_________________________________________________________________________

172.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thirtythree Mile Reservoir on South Fork Casper Creek, ca 13 air mi NW of Casper.  Elev. 5320 ft.
T35N R81W S25 NW1/4.  42.9751 N, 106.5096 W.  
On shores of reservoir and surrounding flats and drainages. Phenology: flowering & fruiting. 

B. E. Nelson, 33976.  8/10/1994. 		RM 654493	Barcode: RM0312219
     with Tim Chumley and Robbin Romberg
_________________________________________________________________________

173.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: along the North Platte River, ca 1 air mi SW of Fort Laramie (town); ca 20.5 air mi NW of Torrington.  Elev. 4220 ft.
T26N R64W S22 SW1/4.  42.2087 N, 104.5321 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
River bank and shore sand bars. Phenology: flowering & fruiting. 

B. E. Nelson, 34596.  8/30/1994. 		RM 654490	Barcode: RM0312195
_________________________________________________________________________

174.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Across river from La Barge.  Elev. 6600 ft.
T26N R112W S5 NW1/4.  42.257 N, 110.1798 W.  
Meadow with Pentaphylloides and Aster. 

Robert D. Dorn, 8104.  8/31/1999. 		RM 
_________________________________________________________________________

175.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wheatland Reservoir 1, 6 air mi SW of Wheatland.  Elev. 4900 ft.
T23N R68W S6 SE1/4.  41.9364 N, 105.0489 W; uncertainty 1 mi..  
Calcareous slopes and sandy flats. Phenology: flowering & fruiting. 

Ronald L. Hartman, 39949.  7/4/1993. 		RM 597718	Barcode: RM0312079
_________________________________________________________________________

176.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: South Piney Creek just E of Bridger-Teton National Forest, ca 19 air mi W of Big Piney.  Elev. 7760-7900 ft.
T29N R114W S18 N1/4; also South1/4 S7.  42.4992 N, 110.4806 W.  
Creek bottom willows and meadows; hillside Douglas fir stands and sagebrush meadows. Phenology: flowering. 

Thomas Cramer, 2522.  7/31/1994. 		RM 632257	Barcode: RM0312095
_________________________________________________________________________

177.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: McNinch Reservoirs 1 and 2, ca 8.5 air mi NW of Big Piney.  Elev. 7150 ft.
T30N R113W S11 E1/4; also W1/2 S12.  42.6008 N, 110.2689 W.  
Reservoir edge, meadows, and sagebrush with outflow stream meadowed edges. Phenology: flowering. 

Thomas Cramer, 2664.  7/31/1994. 		RM 632256	Barcode: RM0312096
_________________________________________________________________________

178.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: Green River Supply Canal, ca 7 air mi S of Daniel.  Elev. 7100 ft.
T32N R111W S10 South1/4; also S15.  42.7586 N, 110.0564 W; uncertainty 1 mi..  
Canal edge, meadows, willows, and sagebrush. Phenology: flowering. 

Thomas Cramer, 2689.  7/31/1994. 		RM 642774	Barcode: RM0312078
_________________________________________________________________________

179.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

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: flowering. 

Thomas Cramer, 2765.  8/4/1994. 		RM 632255	Barcode: RM0312097
_________________________________________________________________________

180.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: edge of Green River, ca 1 air mi N of La Barge.  Elev. 6580 ft.
T27N R112W S31 SE1/4; also SW1/4 S32.  42.274 N, 110.1913 W; uncertainty 0.5 mi..  
Riverside mudflats, meadows, and willows. Phenology: flowering. 

Thomas Cramer, 2896.  8/4/1994. 		RM 632254	Barcode: RM0312098
_________________________________________________________________________

181.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

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: flowering. 

Thomas Cramer, 3128.  8/8/1994. 		RM 632253	Barcode: RM0312104
_________________________________________________________________________

182.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Green River Basin: County Road 315, ca 1 air mi SE of Viola.  Elev. 7075 ft.
T26N R114W S11 NW1/4.  42.2542 N, 110.345 W.  
Roadside meadows and willow lined ditches between irrigated fields. Phenology: flowering. 

Thomas Cramer, 3225.  8/8/1994. 		RM 632252	Barcode: RM0312105
_________________________________________________________________________

183.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: Sheep Creek, ca 8.5 air mi NW of Viola.  Elev. 7700-8500 ft.
T27N R115W S8 E1/2; also NW1/4 S16.  42.3461 N, 110.5111 W; uncertainty 1 mi..  
Sagebrush canyon bottom and side with aspen and various conifer stands and a hillside spring. Phenology: flowering. 

Thomas Cramer, 3257.  8/8/1994. 		RM 632251	Barcode: RM0312106
_________________________________________________________________________

184.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Hams Fork, ca 1 air mi N of Frontier.  Elev. 6020 ft.
T21N R116W S1.  41.8258 N, 110.5286 W; uncertainty 1 mi..  
Riverside meadows, sagebrush, and willows. Phenology: flowering. 

Thomas Cramer, 3767.  8/14/1994. 		RM 607955	Barcode: RM0312074
_________________________________________________________________________

185.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Southern Salt River Range and Vicinity: Lake Viva Naughton, ca 13 air mi NNW of Kemmerer.  Elev. 7250 ft.
T23N R117W S23 NE1/4; also SE1/4 S14.  41.9583 N, 110.6567 W; uncertainty 1 mi..  
Reservoir edge, meadows, and sagebrush. Phenology: flowering. 

Thomas Cramer, 3807.  8/14/1994. 		RM 607965	Barcode: RM0312081
_________________________________________________________________________

186.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Green River Basin: Big Sandy Reservoir and River, ca 9.5 air mi N of Farson.  Elev. 6700 ft.
T26N R106W S2 SW1/4; also N1/4 S11.  42.2586 N, 109.4153 W; uncertainty 1 mi..  
Reservoir edge sagebrush, riverside meadows and sagebrush. Phenology: flowering. 

Thomas Cramer, 4228.  8/19/1994. 		RM 632250	Barcode: RM0312107
     with Ben and Becky Cramer
_________________________________________________________________________

187.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: Green River, ca 9 air mi S of Big Piney.  Elev. 6650 ft.
T28N R112W S13 SW1/4.  42.4086 N, 110.1003 W; uncertainty 0.5 mi..  
Riverside meadows, sagebrush, and sagebrush bluff. Phenology: flowering. 

Thomas Cramer, 4328.  8/21/1994. 		RM 632249	Barcode: RM0312108
     with Ben and Becky Cramer
_________________________________________________________________________

188.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Green River Basin: Big Sandy River at Gasson Bridge, ca 20 air mi E of Fontenelle Dam.  Elev. 6350 ft.
T23N R108W S29 NW1/4.  41.9422 N, 109.6764 W; uncertainty 0.5 mi..  
Riverside meadows, sagebrush, and open hillsides. Phenology: flowering. 

Thomas Cramer, 4386.  8/21/1994. 		RM 632248	Barcode: RM0312109
     with Ben and Becky Cramer
_________________________________________________________________________

189.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Green River Basin: Big Sandy River, ca 1 air mi SW of Farson.  Elev. 6570 ft.
T25N R106W S33 South1/2.  42.0981 N, 109.46 W.  
Riverside meadows, sagebrush, and open hillsides. Phenology: flowering. 

Thomas Cramer, 4405.  8/21/1994. 		RM 632247	Barcode: RM0312099
     with Ben and Becky Cramer
_________________________________________________________________________

190.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: New Fork River, ca 10 air mi E of Big Piney.  Elev. 6820 ft.
T30N R110W S14 NW1/4.  42.575 N, 109.9186 W.  
Riverside meadows, willows, and sagebrush. Phenology: flowering. 

Thomas Cramer, 4472.  8/23/1994. 		RM 632246	Barcode: RM0312100
     with Ronald L. Hartman
_________________________________________________________________________

191.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Green River Basin: Green River, ca 6 air mi S of La Barge.  Elev. 6510 ft.
T25N R112W S5 SW1/4.  42.1747 N, 110.1829 W; uncertainty 0.5 mi..  
Riverside meadows and willows. Phenology: flowering. 

Thomas Cramer, 4493.  8/23/1994. 		RM 632245	Barcode: RM0312101
     with Ronald L. Hartman
_________________________________________________________________________

192.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: Muddy Creek, ca 8 air mi NNE of Big Piney.  Elev. 6850 ft.
T30N R111W S3 NW1/4; also NE1/4 S4.  42.6089 N, 110.0553 W.  
Winding creek through Sarcobatus saltflats. Phenology: flowering. 

Thomas Cramer, 4847.  8/25/1994. 		RM 632244	Barcode: RM0312102
_________________________________________________________________________

193.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sublette County: Green River Basin: New Fork River, ca 3 air mi WNW of Boulder.  Elev. 7000-7100 ft.
T32N R108W S6 SW1/4; also N1/4 S7.  42.7657 N, 109.7614 W; uncertainty 1 mi..  
Riverside meadows, willows and cottonwoods, stagnant ponds, irrigation ditchsides, and piney bluffside. Phenology: flowering. 

Thomas Cramer, 4878.  8/25/1994. 		RM 632243	Barcode: RM0312103
_________________________________________________________________________

194.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sheridan County: Sheridan Training Area: site 2.3 km SE of Peak 4290 (336500E 4967320N), 1.2 km SSW of Peak 4266 (338160E 4966620N).  337920E 4965420N.  Elev. 1210 m.
zone 13, 337920E, 4965420N; GPS Reading.  
West to east drainage (slopes level to 20 degrees) on ephemeral drainage and surrounding slopes on clay loam, soil series Haverdad-Worthenton complex, with Grindelia squarrosa, Beckmannia syzigachne, Typha latifolia, Eleocharis, Carex spp. Phenology: flowering. 

Patricia P. Douglas, 507.  8/7/1998. 		RM 793790	Barcode: RM0312017
     with N. E. Hasting, R. M. Smith
_________________________________________________________________________

195.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Junction of County Road 61 and U.S. Hwy 30.
T21N R76W S18.  41.7854 N, 105.9856 W; uncertainty 1 mi..  
Roadside. Phenology: flowering & fruiting. 

R. Owen Asplund, 72-31.  7/20/1972. 		RM 290609
_________________________________________________________________________

196.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Carbon County: Bighorn Basin: along a tributary of South Fork Bridger Creek just W of Pryor Mountain Road, ca 8 air mi SE of Bridger.  Elev. 4140-4340 ft.
T7S R24E S20 SW1/4.  45.207 N, 108.8155 W; uncertainty 0.5 mi., GPS reading.  
Along stream through redbeds and adjacent wet to dry meadows dominated by Glycyrrhiza. Phenology: flowering & fruiting. 

B. E. Nelson, 76399.  8/15/2008. 		RM 
_________________________________________________________________________

197.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Colorado, Saguache County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: E on County Road LL-57 to San Luis and Rock creeks, E of Villa Grove.  Elev. 8000 ft.
T46N R9E S12 E1/4; also T46N R10E W1/4 S7.  38.2516 N, 105.9257 W.  
Pasture; swampy area in bottom of valley; roadside. Phenology: flowering & fruiting. 

Brian Elliott, 4769.  8/2/1998. 		RM 832302
_________________________________________________________________________

198.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: pond on south side of Vermejo River in Vermejo Park just W of employee housing area; 1.6 air mi WNW of Casa Grande.  Elev. 7563 ft.
36 53' 52.1" N, 105 0' 21.6" W; WGS 84, uncertainty 3 m., GPS reading.  
Shallow muddy pond in old river oxbow, with Juncus spp., Sparganium emersum, Potamogeton spp., Carex spp. Heads yellow; plants apparently rhizomatous; occasional. Phenology: flowering & fruiting. 

Ben Legler, 7624.  8/13/2007. 		RM 900733	Barcode: RM0029945
_________________________________________________________________________

199.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: above Big Bear Creek at a tributary along Cliff Creek or Forest Road 6989 ca 2 air mi NW of Wheeler Mountain, ca 11.5 air mi SSW of Bozeman.  Elev. 6040-6080 ft.
T4S R5E S4 NW1/4.  45.5195 N, 111.1201 W; NAD 83, , GPS Reading.  
Moist meadow and roadside. Phenology: flowering. 

B. E. Nelson, 73916.  8/3/2007. 		USFS 867761	Barcode: USFS0062192
_________________________________________________________________________

200.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Laramie Plains: right-of-way along County Road 424 (Hanson Lane), just W of intersection with County Road 422 (Pahlow Lane) and County Road 44 (Harmony Lane), ca 16 air mi WSW of Laramie; ca 3 air mi N of Harmony.  Elev. 7075 ft.
T15N R76W S36.  41.2189 N, 105.8747 W; WGS 84, , GPS reading.  
On plains, along road. Phenology: flowering. 

Laura E. Lukas, 8005.  8/13/2008. 		RM 917781	Barcode: RM0077270
_________________________________________________________________________

201.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Goldeneye Wildlife and Recreation Area: Burlington Lake, N of U.S. Hwy 20-26, ca 22 road mi to Casper.  Elev. 5500 ft.
T35N R82W S8; also S7.  43.0189 N, 106.7063 W.  
Greasewood-sagebrush flats; alkaline lake shores. Phenology: flowering. 

Amy J. Roderick, 6471.  7/14/1998. 		RM 649634	Barcode: RM0312211
_________________________________________________________________________

202.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland District: Cow Creek Reservoir ca 6 air mi W of Fort Howes Work Center, ca 25 ai mi S of Ashland.  Elev. 3860 ft.
T6S R45E S17 SE1/4.  45.3105 N, 106.2469 W; NAD 83, , GPS reading.  
Banks of reservoir, adjacent slopes, and dam. Sheet 1 of 2 Phenology: flowering & fruiting. 

B. E. Nelson, 78264.  7/26/2009. 		USFS 886797	Barcode: USFS0054469
_________________________________________________________________________

203.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: Cook Mountain Hiking and Riding Area: in the vicinity of Cliff Spring and areas SE, W of Forest Road 4772, ca 9 air mi NE of Ashland.  Elev. 3540-3580 ft.
T2S R45E S11 SE1/4; also SW1/4 S12 and N1/2 S13.  45.6713 N, 106.1351 W; NAD 83, , GPS reading.  
Draw dominated by boxelder, ponderosa pine, and snowberry. Phenology: flowering & fruiting. 

Hans Hallman, 3542.  8/1/2009. 		USFS 884472	Barcode: USFS0049313
_________________________________________________________________________

204.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Colorado, Costilla County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: Forbes Trinchera Ranch: ca 2 mi E of Fort Garland on U.S. Hwy 160.  Elev. 7900 ft.
37.4292 N, 105.3944 W.  
Along the railroad right-of-way and roadside. Phenology: flowering. 

Brian Elliott, 10205.  7/31/1999. 		RM 831766
     with Pete Schneider
_________________________________________________________________________

205.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Mud Turtle Reservoir, N of Forest Road 4432, ca 3 air mi NW of Diamond Butte, ca 25.5 air mi SE of Ashland.  Elev. 3920-3960 ft.
T6S R47E S28 S1/2.  45.2807 N, 105.9704 W; NAD 83, , GPS reading.  
In and at margins of reservoir with Salix, Cirsium, Symphoricarpos, Ribes, and Typha. Phenology: flowering & fruiting. 

Hans Hallman, 7385.  8/10/2010. 		USFS 884471	Barcode: USFS0049312
_________________________________________________________________________

206.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: Tongue River Breaks Hiking and Riding Area: in the vicinity of Black Eagle Spring N of Forest Road 4023, ca 3.5 air mi WNW of Poker Jim Butte, ca 19 air mi SSW of Ashland.  Elev. 3880-3960 ft.
T6S R43E S2.  45.3417 N, 106.4304 W; NAD 83, , GPS reading.  
Hardwood draw dominated by Crataegus and Prunus. Phenology: flowering & fruiting. 

Hans Hallman, 7562.  8/15/2010. 		USFS 886799	Barcode: USFS0054471
_________________________________________________________________________

207.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: along Purgatorie River, north end of Trinidad.  Elev. 6000 ft.
T33S R63W S7 SE1/4.  37.1854 N, 104.4936 W.  
Riparian, ditch, wetlands. Phenology: flowering. 

Brian Elliott, 10527.  8/7/1999. 		RM 831765
     with Elizabeth Mark
_________________________________________________________________________

208.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

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.  
Roadcut bank and adjacent north-facing slope in paper birch-aspen-mixed conifer forest. Phenology: flowering & fruiting. 

B. E. Nelson, 81019.  9/11/2010. 		RM 
_________________________________________________________________________

209.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: along the Missouri River at Jones Island just below Bell Bottoms, ca 12 air mi S of DY Junction, ca 63 air mi SW of Malta.  Elev. 2270 ft.
T22N R24E S35 NW1/4.  47.6252 N, 108.6056 W; NAD 83, GPS reading.  
River bottom with cottonwoods to 4' dbh and with willow thickets. Phenology: flowering & fruiting. 

B. E. Nelson, 81122.  9/12/2010. 		RM 
_________________________________________________________________________

210.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Cole Ponds State Fishing Area: between the Milk River and Whitewater River, ca 18 air mi NNW of Saco.  Elev. 2160-2200 ft.
T34N R33E S8 SW1/4.  48.5409 N, 107.47 W; NAD 83, GPS reading.  
Around the edge of ponds in an old gravel pit. Phenology: flowering & fruiting. 

B. E. Nelson, 81256.  9/14/2010. 		RM 
_________________________________________________________________________

211.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: Along West Fork Poplar River at Mason Road crossing, ca 10.5 air mi ENE of Opheim; ca 54 air mi NNE of Glasgow.  Elev. 2780 ft.
T36N R42E S2 NW1/4.  48.9104 N, 106.1963 W; NAD 83, GPS reading.  
Low marshy flats and drier meadows along the river. Phenology: flowering & fruiting. 

B. E. Nelson, 81331.  9/16/2010. 		RM 
_________________________________________________________________________

212.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Basin: Dome Rock Reservoir E of County Road 291, ca 4.5 air mi N of Leo.  Elev. 6680 ft.
T27N R83W S16 NE1/4.  42.3108 N, 106.7734 W; uncertainty 0.5 mi..  
Cottonwoods, willows, and graminoids on reservoir banks. Phenology: flowering. 

Amy J. Roderick, 6819.  7/19/1998. 		RM 649635	Barcode: RM0312212
_________________________________________________________________________

213.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Along Midale Road/Refuge Road 212, ca 3 air mi SSE of Karsten Coulee Reservoir, ca 31.5 air mi SE of Zortman; ca 51.5 air mi SSW of Malta.  Elev. 2520-2560 ft.
T22N R29E S29 SE1/4.  47.6326 N, 108.0113 W; NAD 83, GPS reading.  
Moist areas above and below reservior and dam. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 1867.  7/18/2010. 		RM 
_________________________________________________________________________

214.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: Mont Hwy 24 at bridge over Dry Fork Creek, ca 8.5 air mi SE of Forsman Reservoir, ca 23.5 air mi NNE of Glasgow.  Elev. 2730-2740 ft.
T32N R40E S17 SW1/4; also S18 SE1/4.  48.5247 N, 106.5622 W; NAD 83, GPS reading.  
Moist bottoms along stream/roadside with clay soil. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 2445.  7/29/2010. 		RM 
_________________________________________________________________________

215.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: Conehead Reservoir on South Creek, N of Thoeny Road, ca 3.5 air mi NE of Last Chance Reservoir, ca 15 air mi WNW of Opheim.  Elev. 2620-2630 ft.
T36N R38E S2 SE1/4.  48.9053 N, 106.7114 W; NAD 83, GPS reading.  
On clay soil slightly higher than creek bed. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 2722.  8/1/2010. 		RM 
_________________________________________________________________________

216.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: N of Old U.S. Hwy 2 and Bowdoin National Wildlife Refuge, along South Canal, ca 1/4 air mi N of Lake Bowdoin, ca 10.5 air mi ENE of Malta.  Elev. 2240-2250 ft.
T31N R31E S22 NE1/4.  48.4309 N, 107.6745 W; NAD 83, GPS reading.  
Moist ditch bottoms. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 2883.  8/5/2010. 		RM 
_________________________________________________________________________

217.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: W of Rocky Point Road, ca 4 air mi S of Point of Rocks Reservoir, ca 6.5 air mi SSE of Dodson; ca 8 air mi WSW of Malta.  Elev. 2520-2530 ft.
T29N R27E S3 NW1/4.  48.3064 N, 108.2119 W; NAD 83, GPS reading.  
Moist clay soil surrounding reservoir. Phenology: flowering. 

Joseph L. M. Charboneau, 2972.  8/8/2010. 		RM 
_________________________________________________________________________

218.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Shore of Ester Lake, N of Hog Farm Road, ca 3.5 air mi SW of Wild Horse Reservoir, ca 26 air mi SW of Malta.  Elev. 2650-2660 ft.
T27N R27E S16 SW1/4.  48.0962 N, 108.2545 W; NAD 83, GPS reading.  
Moist areas of loamy to clay soil around lake. Phenology: fruiting. 

Joseph L. M. Charboneau, 3023.  8/8/2010. 		RM 
_________________________________________________________________________

219.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Matador Ranch: W of Stage Road (Mont Hwy 204), Little Warm Creek, ca 8 air mi WNW of Veseth Reservoir, ca 10 air mi ENE of Zortman; ca 35 air mi SW of Malta.  Elev. 2940-3050 ft.
T26N R26E S26 NE1/4.  47.9823 N, 108.3292 W; NAD 83, GPS reading.  
Riparian area. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 3049.  8/8/2010. 		RM 
_________________________________________________________________________

220.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: N of Kerr Road, Wards Reservoir, ca 6.5 air mi NE of Forsman Reservoir, ca 17 air mi SW of Opheim.  Elev. 2930-2940 ft.
T34N R39E S28 SW1/4; also S33 NW1/4.  48.6651 N, 106.6223 W; NAD 83, GPS reading.  
Moist clay soil surrounding reservoir. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 3122.  8/10/2010. 		RM 
_________________________________________________________________________

221.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: Bitter Creek Wilderness Study Area: N of Bitter Creek at unnamed reservoir, ca 7.5 air mi SE of Antelope Pass, ca 33.5 air mi N of Glasgow.  Elev. 2580-2600 ft.
T34N R37E S35 NE1/4.  48.6652 N, 106.8398 W; NAD 83, GPS reading.  
Muddy banks of reservoir and moist low-lying clay soil. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 3163.  8/10/2010. 		RM 
_________________________________________________________________________

222.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Little Rocky Mountains: along road between Camp Creek and Beaver Creek, ca 0.5 air mi N of top of Old Scraggy Peak, ca 2 air mi N of Zortman; ca 41.5 air mi SW of Malta.  Elev. 4780-4890 ft.
T25N R25E S5 SE1/4.  47.9441 N, 108.5251 W; NAD 83, GPS reading.  
Roadside. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 3574.  8/21/2010. 		RM 
_________________________________________________________________________

223.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Reservoir No. 161, S of U.S. Hwy 191 and W of Rudolph Valley Road, ca 2.5 air mi W of Partnership Reservoir, ca 17 air mi SW of Malta.  Elev. 2550-2560 ft.
T28N R28E S23 SW1/4.  48.1641 N, 108.0845 W; NAD 83, GPS reading.  
Moist grasslands below dam. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 3704.  8/22/2010. 		RM 
_________________________________________________________________________

224.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: January Reservoir and vicinity, N of Little Beaver Road, ca 2 air mi ESE of Wilson Reservoir, ca 10 air mi SW of Glasgow.  Elev. 2250-2310 ft.
T27N R38E S24 N1/2.  48.0799 N, 106.76 W; NAD 83, GPS reading.  
Moist reservoir edge and dry streamsides. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 3800.  8/25/2010. 		RM 
_________________________________________________________________________

225.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Laramie Plains: Mortenson Lake National Wildlife Refuge: ca 11 air mi SW of Laramie.  Elev. 7280 ft.
T14N R75W S3.  41 12.92' N, 105 47.54' W; WGS 84, , GPS reading.  
Greasewood/grassland uplands. Yellow flowers. Phenology: flowering & fruiting. 

Bethany Lewis, 608.  8/20/2007. 		RM 840849	Barcode: RM0312175
_________________________________________________________________________

226.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Laramie Plains: Hutton Lake National Wildlife Refuge: ca 10 air mi SW of Laramie.  Elev. 7240 ft.
T14N R74W S20.  41 10.51' N, 105 43.123' W; WGS 84, , GPS reading.  
Greasewood/grassland uplands. Yellow flowers. Phenology: flowering & fruiting. 

Bethany Lewis, 494.  7/28/2007. 		RM 840848	Barcode: RM0312174
_________________________________________________________________________

227.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Sheridan County: Medicine Lake National Wildlife Refuge: shallow intermittant stream draining from south into Medicine Lake.  Elev. 1945 ft.
T31N R56E S9 NE1/4 SE1/4.  
North 1% slope; silt loam, 592m. Abundant. Phenology: flowering & fruiting. 

Blaine H. M. Mooers, s.n..  9/21/1986. 		RM 384425
     with Gloria R. B. Mooers
_________________________________________________________________________

228.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Gallatin County: Manhattan: 0.5 mi E of Manhattan along U.S. 10 Highway.
Abundant. Phenology: flowering & fruiting. 

W. E. Booth, s.n..  8/10/1948. 		RM 210514
     with Clary
_________________________________________________________________________

229.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Gallatin County: Exp. Farm, Bozeman.
Phenology: flowering & fruiting. 

J. W. Blankinship, s.n..  7/30/1904. 		RM 122320
_________________________________________________________________________

230.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Ravalli County: Bitterroot National Forest: Stevensville Admin. Site.  Elev. 3300 ft.
T9N R20W S27.  
Slope 5% west; sandy loam clay. Phenology: flowering & fruiting. 

C. H. Macdonald, 1697.  7/31/1959. 		USFS 484251
_________________________________________________________________________

231.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Missoula County: Lolo National Forest: Holloman Creek rd. - 2.5 mi above forest boundary.  Elev. 3700 ft.
T11N R18W S17.  46.709 N, 113.8891 W; uncertainty 1 mi..  
Level slope; gravel-clay soil. Phenology: flowering & fruiting. 

John P. Inman, 39.  9/11/1968. 		USFS 484252
_________________________________________________________________________

232.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., North Dakota, Cass County: Fargo.
Waste ground. Phenology: fruiting. 

O. A. Stevens, 102.  7/27/1934. 		RM 153967
_________________________________________________________________________

233.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., North Dakota, Grand Forks County: University of North Dakota Prairie reserve, ca 3 km E of Emerado
47.55 N, 97.4 W.  
Prairie reserve. Phenology: fruiting. 

Marshal R. Crosby, 14712.  8/11/1983. 		RM 522498
_________________________________________________________________________

234.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., North Dakota, Cass County: Fargo.
Waste ground. Phenology: fruiting. 

O. A. Stevens, 103.  7/27/1934. 		RM 153966
_________________________________________________________________________

235.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., North Dakota, Cass County: Fargo.
Waste ground. Phenology: flowering & fruiting. 

O. A. Stevens, 104.  7/27/1934. 		RM 153965
_________________________________________________________________________

236.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., North Dakota: Glyndon.
Roadside. Phenology: flowering & fruiting. 

Wilhelm G. Solheim, 170.  7/12/1929. 		RM 133702
_________________________________________________________________________

237.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., North Dakota, Cass County: Fargo.
Roadside. Phenology: flowering & fruiting. 

Aven Nelson, 1014.  9/29/1933. 		RM 137994
     with Ruth A. Nelson
_________________________________________________________________________

238.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., South Dakota, Marshall County: Buffalo Lake: Public Access Area on west side of lake.
T125N R53W S17 SE1/4.  
Sandy gravelly lake shore. Phenology: flowering & fruiting. 

Gary E. Larson, 9227.  7/15/1983. 		RM 394294
_________________________________________________________________________

239.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., South Dakota, Kingsbury County: Lake Henry.
T110N R56W S24 NE1/4.  
Among tall grasses and sedges at edge of marsh. Phenology: flowering & fruiting. 

Gary E. Larson, 9478.  7/26/1983. 		RM 394246
_________________________________________________________________________

240.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Bowdoin National Wildlife Refuge: along Refuge Tour Road, near Black Coulee Pond, ca 6 air mi NW of Le Noir Reservoir, ca 3.5 air mi E of the Milk River, ca 7 air mi ENE of Malta.  Elev. 2240-2260 ft.
T30N R31E S5 SW1/4.  48.3844 N, 107.7352 W to 48.3805 N, 107.7352 W; NAD 83, GPS reading.  
Wetlands interspersed with groves of cottonwood and Russian olive and chokecherry-willow thickets. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 8422.  7/31/2011. 		RM 
_________________________________________________________________________

241.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Cut Throat Coulee at terminus of Refuge Road 325, ca 4.5 air mi N of Bonetrail Boat Ramp, ca 44 air mi WSW of Fort Peck; ca 43 air mi SW of Glasgow.  Elev. 2720-2920 ft.
T23N R35E S20 South1/2; also S19 SE1/2.  47.7396 N, 107.2542 W to 47.7386 N, 107.2674 W; NAD 83, GPS reading.  
Coulee bottom and sides shaded by ponderosa pine forest on the north-facing slopes on sandy to clay soil. Phenology: flowering. 

Joseph L. M. Charboneau, 8580.  8/2/2011. 		RM 
_________________________________________________________________________

242.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: Glasgow Base Ponds, W of Mont Hwy 24, ca 4.5 air mi W of Porcupine Creek, ca 3.5 air mi NW of St. Marie; ca 18 air mi N of Glasgow.  Elev. 2720-2740 ft.
T31N R39E S18 NE1/4.  48.4481 N, 106.5791 W; NAD 83, GPS reading.  
Moist grasslands surrounding pond with willows, Russian olive, and snowberry thickets. Phenology: flowering. 

Joseph L. M. Charboneau, 8767.  8/4/2011. 		RM 
_________________________________________________________________________

243.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Valley County: Hell Creek, ca 4 air mi SSE of Johnnys Hill, ca 20 air mi SW of Opheim; ca 44 air mi NE of Glasgow.  Elev. 2830-2850 ft.
T34N R43E S23 SW1/4.  48.6826 N, 106.0647 W; NAD 83, GPS reading.  
Riparian coulee bottom. Phenology: flowering. 

Joseph L. M. Charboneau, 8886.  8/4/2011. 		RM 
_________________________________________________________________________

244.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Milk River Dodson Dam Unit Wildlife Management Area: ca 3.5 air mi NW of Dodson; ca 21 air mi WNW of Malta.  Elev. 2300-2320 ft.
T31N R26E S26 E1/2.  48.4152 N, 108.3086 W; NAD 83, GPS reading.  
Wetlands and thickets. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 9197.  8/9/2011. 		RM 
_________________________________________________________________________

245.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Beaver Creek and DHS Creek near their confluence, ca 3.5 air mi E of Black Cow Reservoir, ca 48 air mi ENE of Zortman; ca 24 air mi SE of Malta.  Elev. 2270-2290 ft.
T27N R32E S14 SW1/4.  48.0886 N, 107.5552 W to 48.0931 N, 107.5569 W; NAD 83, GPS reading.  
Steep silty stream banks. Phenology: flowering. 

Joseph L. M. Charboneau, 9298.  8/9/2011. 		RM 
_________________________________________________________________________

246.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Bowdoin National Wildlife Refuge: along Refuge Tour Road, near Teal Pond Complex, ca 5 air mi W of Beaver Creek, ca 15 air mi WSW of Saco; ca 11 air mi ENE of Malta.  Elev. 2220-2230 ft.
T31N R31E S35 NE1/4.  48.406 N, 107.6509 W; NAD 83, GPS reading.  
Wetland areas around ponds. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 9384.  8/11/2011. 		RM 
_________________________________________________________________________

247.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Phillips County: Charles M. Russell National Wildlife Refuge: Manning Bottoms along Rock Creek, ca 10 air mi E of Fred Robinson Bridge, ca 21.5 air mi S of Zortman; ca 60 air mi SW of Malta.  Elev. 2280-2300 ft.
T21N R25E S2 N1/2.  47.6128 N, 108.4732 W; NAD 83, GPS reading.  
Floodplain with some groves of willows and cottonwoods on silty soil. Phenology: flowering. 

Joseph L. M. Charboneau, 9471.  8/13/2011. 		RM 
_________________________________________________________________________

248.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: Cook Mountain Hiking and Riding Area: in the vicinity of Cliff Spring and areas SE, W of Forest Road 4772, ca 9 air mi NE of Ashland.  Elev. 3540-3580 ft.
T2S R45E S11 SE1/4; also SW1/4 S12 and N1/2 S13.  45.6713 N, 106.1351 W; NAD 83, , GPS reading.  
Draw dominated by boxelder, ponderosa pine, and snowberry. Phenology: flowering & fruiting. 

Hans Hallman, 3542.  8/1/2009. 		 	Barcode: USFS0050034
_________________________________________________________________________

249.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Mud Turtle Reservoir, N of Forest Road 4432, ca 3 air mi NW of Diamond Butte, ca 25.5 air mi SE of Ashland.  Elev. 3920-3960 ft.
T6S R47E S28 S1/2.  45.2807 N, 105.9704 W; NAD 83, , GPS reading.  
In and at margins of reservoir with Salix, Cirsium, Symphoricarpos, Ribes, and Typha. Phenology: flowering & fruiting. 

Hans Hallman, 7385.  8/10/2010. 		 	Barcode: USFS0050502
_________________________________________________________________________

250.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Albany County: Upper North Platte and Laramie River Drainages: Laramie Plains: Wheatland Reservoir No. 3 along Garrett Road, ca 16.4 air mi NE of Rock River.  Elev. 6900 ft.
T22N R74W S8.  41.893 N, 105.7319 W.  
Sagebrush, rabbitbrush, and mixed grasses around reservoir. Phenology: flowering. 

Amy J. Roderick, 7289.  7/27/1998. 		RM 649636	Barcode: RM0312213
_________________________________________________________________________

251.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland District: Cow Creek Reservoir ca 6 air mi W of Fort Howes Work Center, ca 25 ai mi S of Ashland.  Elev. 3860 ft.
T6S R45E S17 SE1/4.  45.3105 N, 106.2469 W; NAD 83, , GPS reading.  
Banks of reservoir, adjacent slopes, and dam. Sheet 2 of 2 Phenology: flowering & fruiting. 

B. E. Nelson, 78264.  7/26/2009. 		USFS 886798	Barcode: USFS0054470
_________________________________________________________________________

252.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Seedskadee National Wildlife Refuge: ca 30 air mi NW of Green River; ca 2.3 road mi S of Headquarters along irrigation ditch.  Elev. 6230 ft.
T22N R110W S12; also NE1/4 S13.  41.9041 N, 109.8277 W; uncertainty .5 mi., Digital Map.  
Irrigation ditch for wetland ponds. Phenology: flowering & fruiting. 

C. H. Refsdal, 1582.  7/6/1994. 		RM 653214	Barcode: RM0312023
_________________________________________________________________________

253.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Goshen County: Rawhide Creek ca 4 mi NE of Lingle.  Elev. 4300 ft.
42 10.5' N, 104 16.9' W; unknown, , Specimen Label.  
Stream bank, with Mentha and Typha. Flowers yellow. 

Robert D. Dorn, 10764.  7/28/2013. 		RM 914601	Barcode: RM0312006
_________________________________________________________________________

254.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Beaverhead County: Beaverhead River, ca 1 air mi W of Dillon at Cornell Park.  Elev. 5110 ft.
T7S R9W S24.  45.2151 N, 112.659 W to 45.2178 N, 112.6592 W; NAD 83, , GPS reading.  
Disturbed ground in a city park along a river. Phenology: flowering & fruiting. 

Emma E. Freeland, 7466.  7/27/2013. 		RM 
_________________________________________________________________________

255.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Montana, Madison County: Madison Valley: Eight Mile Ford Fishing Access site, ca 4 air mi S of Ennis, along County Road 36.  Elev. 5040 ft.
T6S R1W S2.  45.2989 N, 111.7557 W to 45.2981 N, 111.7553 W; NAD 83, , GPS reading.  
Moist to wet meadow along a river and next to a boat access gravel road. Phenology: flowering. 

Emma E. Freeland, 7678.  8/1/2013. 		RM 
_________________________________________________________________________

256.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Linwood Canyon, ca 3 air mi NE of Manila, UT; junction of Henrys Fork and Wyo Hwy 530.  Elev. 6300 ft.
T12N R109W S23; also S26.  41.0023 N, 109.6661 W; uncertainty 1 mi., Digital Map.  
Creek drainage in arid desert. Phenology: flowering & fruiting. 

C. H. Refsdal, 2187.  7/27/1994. 		RM 653212	Barcode: RM0312207
_________________________________________________________________________

257.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Freezeout Mountains: Petes Gap, ca 6 air mi W of Wyo Hwy 487; ca 10.8 air mi NW of Medicine Bow.  Elev. 6750 ft.
T24N R79W S28.  42.024 N, 106.2945 W.  
Creek banks and adjacent flatland of birdfoot sage and shadscale. Phenology: flowering & fruiting. 

Amy J. Roderick, 7551.  8/1/1998. 		RM 649637	Barcode: RM0312214
_________________________________________________________________________

258.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: on the south side of Green River.  Elev. 5500 ft.
T2N R24E S19 SE1/4.  
Birchat spring. Phenology: flowering & fruiting. 

C. H. Refsdal, 2425.  8/2/1994. 		 
     with Duane Atwood and Lucy Jordan
_________________________________________________________________________

259.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Utah, Uintah County: Southwestern Wyoming and Adjacent Utah: ca 19 air mi SE of Dutch John; 6.3 mi SW of the Green River on Crouse Creek Road at the head of Crouse Canyon.  Elev. 6350 ft.
T1N R25E S33.  
Flats at the head of the canyon, big sagebrush, juniper, and Salix in stream. Phenology: flowering & fruiting. 

C. H. Refsdal, 2482.  8/3/1994. 		 
     with Duane Atwood and Lucy Jordan
_________________________________________________________________________

260.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: ca 12 air mi E of Dutch John, 0.5 mi west of Browns Park Road on the east side of the Green River.  Elev. 5430 ft.
T2N R24E S24 SE1/4.  
Muddy flat on river edge. Phenology: flowering & fruiting. 

C. H. Refsdal, 2518.  8/3/1994. 		 
     with Duane Atwood and Lucy Jordan
_________________________________________________________________________

261.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Seedskadee National Wildlife Refuge: ca 27 air mi NW of Green River; 0.8 mi NE of Refuge Headquarters.  Elev. 6320 ft.
T22N R110W S2 W1/2.  41.9143 N, 109.8581 W; uncertainty .75 mi., Digital Map.  
Dry meadow, prairie, sandy. Phenology: flowering & fruiting. 

C. H. Refsdal, 2680.  8/9/1994. 		RM 653208	Barcode: RM0312208
_________________________________________________________________________

262.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Seedskadee National Wildlife Refuge: ca 27 air mi NW of Green River; 1.3 mi NE of Refuge Headquarters on river access road.  Elev. 6300 ft.
T22N R110W S2 W1/2; also NE1/4 S3.  41.9144 N, 109.8627 W; uncertainty .75 mi., Digital Map.  
Clay streambanks, sometimes river rock, with Carex and Salix. Phenology: flowering & fruiting. 

C. H. Refsdal, 2716.  8/9/1994. 		RM 653207	Barcode: RM0312209
_________________________________________________________________________

263.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Sweetwater County: Basins and Mountains of Southwest Wyoming: Seedskadee National Wildlife Refuge: ca 26 air mi NW of Green River; 2.3 mi S of Refuge Headquarters on through waterfowl viewing gate on north side of river.  Elev. 6270-6285 ft.
T22N R109W S18 NW1/4; also South1/2 S7.  41.8926 N, 109.8148 W; uncertainty .75 mi., Digital Map.  
Clay streambanks, willows. Phenology: flowering & fruiting. 

C. H. Refsdal, 2737.  8/9/1994. 		RM 653206	Barcode: RM0312210
_________________________________________________________________________

264.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Uinta County: Basins and Mountains of Southwest Wyoming: ca 2.3 air mi N of Urie; 0.3 mi S of I-80 on west side of Wyo Hwy 414; north bank of the Blacks Fork.  Elev. 6500 ft.
T16N R115W S23 SE1/4.  41.3539 N, 110.3458 W.  
Wetland, willows. Phenology: flowering & fruiting. 

C. H. Refsdal, 2843.  8/15/1994. 		RM 653205	Barcode: RM0312020
_________________________________________________________________________

265.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: 7.8 mi W of junction of Wyo Hwy 240 and U.S. Hwy 30 on south side of U.S. Hwy 30 along the Hams Fork.  Elev. 6790 ft.
T21N R115W S33.  41.7479 N, 110.4737 W; uncertainty 1 mi..  
River bottom and wetland, cottonwoods, willows. Phenology: flowering & fruiting. 

C. H. Refsdal, 2960.  9/3/1994. 		RM 653204	Barcode: RM0312021
_________________________________________________________________________

266.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Lincoln County: Basins and Mountains of Southwest Wyoming: 1.3 mi NE of Springs Creek Road on west side of Wyo Hwy 189 along Willow Creek, just north of Kemmerer.  Elev. 6960 ft.
T22N R116W S36; also T21N R116W S1.  41.8431 N, 110.5353 W.  
Willow thickets along the creek. Phenology: flowering & fruiting. 

C. H. Refsdal, 3008.  9/3/1994. 		RM 653203	Barcode: RM0312022
_________________________________________________________________________

267.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

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: flowering & fruiting. 

C. H. Refsdal, 3103.  9/4/1994. 		 
_________________________________________________________________________

268.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Platte County: Northwest side Festo Lake ca 2 mi NW of Wheatland.  Elev. 4800 ft.
42 4.7' N, 105 0.1' W; unknown, , GPS reading.  
Lake shore, with Schoenoplectus acutus and Sonchus. Flowers yellow. Phenology: flowering. 

Robert D. Dorn, 11566.  9/3/2014. 		RM 921670	Barcode: RM0079594
_________________________________________________________________________

269.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: ca 9.5 air mi NW of Thermopolis along Wyo Hwy 170.  Elev. 4800 ft.
T43N R96W S9.  43.7092 N, 108.3853 W; uncertainty 1 mi..  
Along alkali stream and wet bottom. Phenology: flowering & fruiting. 

B. E. Nelson, 8313.  7/19/1981. 		RM 	Barcode: 930388
_________________________________________________________________________

270.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Utah, Uintah County: Southwestern Wyoming and Adjacent Utah: Browns Park: Sears Canyon, ca 12.5 air mi SE of Dutch John.  Elev. 6200-6420 ft.
T1N R24E S11.  
Red sandy soils, sandstone cliffs, juniper/pinyon, pine, cottonwood. Phenology: flowering & fruiting. 

C. H. Refsdal, 6307.  7/31/1995. 		 
_________________________________________________________________________

271.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: Swallow Canyon, ca 16 air mi SE of Dutch John.  Elev. 5400-5520 ft.
T1N R25E S3.  
River's edge, sandy soils, Salix, Tamarix. Phenology: flowering & fruiting. 

C. H. Refsdal, 6428.  8/1/1995. 		 
     with Barbara McNight
_________________________________________________________________________

272.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Miracle Mile on North Platte River, ca 1.5 air mi NNE of Kortes Dam.  Elev. 6000 ft.
T26N R84W S27 NE1/4; also S22.  42.1952 N, 106.8707 W.  
Along river; willow, cottonwood, and limber pine common. Phenology: flowering. 

Amy J. Roderick, 8136.  8/13/1998. 		RM 649638	Barcode: RM0312216
_________________________________________________________________________

273.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Natrona County: Upper North Platte and Laramie River Drainages: Rattlesnake Hills: Sixmile Creek W of Poison Spider Road, ca 18.5 air mi SW of Waltman.  Elev. 6660-6800 ft.
T33N R88W S13.  42.8292 N, 107.3358 W.  
Along creek; birch, chokecherry, willow, limber pine, and snowberry common. Phenology: flowering & fruiting. 

Amy J. Roderick, 8192.  8/15/1998. 		RM 649639	Barcode: RM0312217
_________________________________________________________________________

274.  Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman 				Asteraceae

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Como Lake S of U.S. Hwy 30-287, ca 9 air mi W of Medicine Bow townsite.  Elev. 6700 ft.
T22N R80W S2.  41.9076 N, 106.3721 W; uncertainty 1 mi..  
Greasewood flats; alkaline. Phenology: flowering & fruiting. 

Amy J. Roderick, 8344.  8/17/1998. 		RM 649640	Barcode: RM0312218
_________________________________________________________________________