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RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 7262 Peter J. Ebertowski 2003 7 27 208 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: ridge E of Short Creek, on road continuing Forest Road 1246, ca 34 air mi NW of Moorcroft; ca 24 air mi N of Gillette. -105.4 44.6292 1243 1371 Roadside in ponderosa pine and bluebunch wheatgrass. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2480 Grace M. Kostel 2004 6 21 173 U.S.A. South Dakota Pennington Buffalo Gap National Grassland and Vicinity: ca 20.5-21 air mi SSW of Wall and 0.5 mi E of Forest Road 7133. -102.299167 43.693 762 792 On east and south faces of revegetated and stabilized sand bluffs. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 4144 Grace M. Kostel 2004 7 24 206 U.S.A. South Dakota Custer Buffalo Gap National Grassland and Vicinity: ca 21 air mi SE of Hermosa. -102.831 43.670167 868 On clay hardpan soils of prairie dog town. Phenology: fruiting. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 4766 Grace M. Kostel 2003 10 13 286 U.S.A. South Dakota Custer Buffalo Gap National Grassland and Vicinity: ca 15.5-16 air mi SSE of Hermosa along French Creek. -103.0302 43.6377 929 Creek banks with moist clay and silt soils. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 4831 Grace M. Kostel 2003 10 13 286 U.S.A. South Dakota Fall River Buffalo Gap National Grassland and Vicinity: side drainage of Moss Agate Creek, ca 5 air mi NW of Edgemont. -104.0205 43.3633 1158 Ungrazed drainage; soils on side slopes are gravelly, rocky, and loose; soils in bottom are deep, moist loam. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 8596 Grace M. Kostel Don Hazlett 2005 7 12 193 U.S.A. South Dakota Custer Buffalo Gap National Grassland and Vicinity: ca 9-9.5 air mi ESE of Fairburn in the Fairburn Agate/Rock beds. -103.147833 43.67135 990 1006 Rock substrate with clay soil interstices. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 9449 Grace M. Kostel 2005 8 6 218 U.S.A. Nebraska Sioux Oglala National Grassland and Vicinity: ca 20 air mi NNW of Crawford in Sand Creek. -103.513467 42.802617 1143 Soils are sand and clay. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 9459 Grace M. Kostel 2005 8 6 218 U.S.A. Nebraska Sioux Oglala National Grassland and Vicinity: ca 20 air mi NNW of Crawford in Sand Creek. -103.513467 42.802617 1143 Soils are sand and clay. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 9546 Grace M. Kostel 2005 8 6 218 U.S.A. Nebraska Sioux Oglala National Grassland and Vicinity: ca 12 air mi NW of Crawford in Little Cottonwood Creek. -103.506767 42.75395 1181 Perennial stream, soils are sand and loamy clay. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1909 Rachel Newton 2005 7 14 195 U.S.A. Wyoming Goshen Wetlands and Adjacent Areas: Grayrocks Reservoir, ca 10 air mi NE of Wheatland. -104.7513 42.136 1317 Dry rocky uplands. Phenology: flowering. RM RM 247817 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 6816 C. L. Porter 1955 8 5 217 U.S.A. Wyoming Platte Along Sybille Creek. -105.2208 41.8446 1 1524 Locally infrequent, dry gravelly hills. Phenology: flowering. RM RM 268326 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 9125 C. L. Porter Marjorie W. Porter 1962 7 11 192 U.S.A. Wyoming Crook Devils Tower National Monument: along the Belle Fourche River. -104.7166 44.5814 1 1067 Occasional in prairie dog town along the river. Phenology: flowering. RM RM 4861 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 466 Aven Nelson 1894 7 14 195 U.S.A. Wyoming Platte Platte River Hills near Hartville. -104.76333 42.285 5 1371 Phenology: flowering. RM RM 398097 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. D. Long J. Von Loh 1984 8 24 237 U.S.A. Wyoming Laramie Near Bushnell Creek, ca 8 mi SE of Meriden. -104.1583 41.5305 1 1448 Phenology: flowering & fruiting. RM RM 32317 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. Del H. Landen 1952 9 29 273 U.S.A. Wyoming Platte Vicinity of Wheatland. -104.9539 42.0545 5 1432 Phenology: fruiting. RM RM 544328 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 126 Jan Pollet 1989 7 8 189 U.S.A. Wyoming Platte Between Fish Creek Road and Cottonwood Creek, 28 road mi NW of Wheatland. -105.2437 42.2881 1 1616 Dry sand draw. Phenology: flowering. RM RM 543915 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 187 Jan Pollet 1989 7 16 197 U.S.A. Wyoming Platte Along Cottonwood Creek, 30 road mi NW of Wheatland. -105.175 42.2979 1616 Hay meadow, irrigated when water in creek. Phenology: flowering & fruiting. RM RM 364811 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. Robert E. Pfadt 1984 9 18 262 U.S.A. Wyoming Platte Hartville Uplift: ca 7 air mi NNE of Hartville and Sunrise; ca 11.5 air mi NNE of Guernsey. -104.6276 42.3988 1 1585 Mixed grass prairie. Phenology: fruiting. RM RM 574792 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 5382 Robert D. Dorn 1992 9 19 263 U.S.A. Wyoming Goshen Packer Lake. -104.0666 41.8984 1 1250 Sandy prairie with Bouteloua and Calamovilfa. Phenology: fruiting. RM RM 304757 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail S-13 Ronald G. Schreibeis 1975 7 25 206 U.S.A. Wyoming Campbell 9-10 mi N of Gillette. -105.5405 44.4495 1 1280 Rare. Phenology: flowering. RM RM 574792 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 5382 Robert D. Dorn 1992 9 19 263 U.S.A. Wyoming Goshen Packer Lake. -104.0629 41.8933 1 1250 Sandy prairie with Bouteloua and Calamovilfa. Phenology: fruiting. RM RM 99080 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 501 Arthur C. McIntosh 1924 7 22 204 U.S.A. South Dakota Fall River Erskine-Hot Springs. -103.5093 43.4519 2 1057 1140 Plains. Phenology: flowering. RM RM 526309 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 5039 M. A. (Ben) Franklin 1987 7 29 210 U.S.A. South Dakota Custer Wind Cave National Monument. -103.413 43.6173 1 1310 Mixed grass-forb community. Phenology: flowering. RM USFS 490967 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 659 Charles P. Pase 1956 7 12 194 U.S.A. South Dakota Fall River Black Hills National Forest: Robinson School. -103.811 43.4599 1 1250 On 10% south slope; clay soil; mixed prairie type with Stipa comata, Buchloe dactyloides, and Bouteloua gracilis. Elev closer to 4100 f (USGS 7.5') G Bryson, Carto. Phenology: flowering. RM RM 68520 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. E. J. Wallace U.S.A. South Dakota Todd Rosebud. -100.8534 43.2318 2 731 853 Collected prior to 1911. Phenology: flowering. RM RM 111033 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2500 Herman E. Hayward 1927 7 28 209 U.S.A. South Dakota Fall River 5 mi E of Edgemont. -103.7397 43.3141 1 1152 Foothills, south slope; grass association; xero-mesophytic. Phenology: flowering. RM RM 365356 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 9914 Hollis Marriott 1985 7 31 212 U.S.A. South Dakota Custer Jewel Cave National Monument: Lithograph Canyon, ridgetop S of Porthole [New Portal]. -103.8258 43.7254 1676 Grassland on rocky soil. Phenology: flowering. RM USFS 490966 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1551 Ralph K. Gierisch 1949 8 20 232 U.S.A. South Dakota Custer Harney National Forest. -103.5824 43.5882 1 1445 On 5% southeast slope; loam soil; grass-weed type. Elev closer to 4900 f (USGS 7.5') G. Bryson Carto. Phenology: fruiting. RM RM 69764 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 117 S. S. Visher 1910 7 182 U.S.A. South Dakota Harding Extreme northwest corner of county. -103.9539 45.9176 9 868 1006 Steppe. Phenology: flowering. RM RM 76456 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 509 S. S. Visher 1912 8 7 220 U.S.A. South Dakota Perkins Phenology: flowering. RM RM 207491 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 4294 C. Leo Hitchcock 1947 7 12 193 U.S.A. Colorado Baca Corrizo Canyon region. Phenology: flowering. RM RM 13432 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. C. S. Crandall 1898 8 17 229 U.S.A. Colorado Larimer Fort Collins. 1524 Phenology: flowering & fruiting. RM RM 117645 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1030 Earl L. Johnston 1917 8 28 240 U.S.A. Colorado Larimer Fort Collins: Owl Canyon. Phenology: fruiting. RM RM 162677 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1030 Earl L. Johnston 1918 8 28 240 U.S.A. Colorado Larimer Owl Canyon. Phenology: flowering. RM RM 61895 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 512 Earl Lynd Johnston U.S.A. Colorado no county Central Colorado. Phenology: flowering. RM RM 88962 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. Ellsworth Bethel 1919 8 17 229 U.S.A. Colorado Denver Denver: E of Jewish Hospital. Plains. Phenology: flowering. RM RM 33947 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 14 F. E. Clements E. S. Clements 1901 8 9 221 U.S.A. Colorado El Paso Manitou. 2100 Phenology: flowering. RM RM 37790 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 4956 Frank Tweedy 1902 7 182 U.S.A. Colorado Boulder Near Boulder. 1524 1829 Phenology: flowering. RM RM 162678 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 329 George E. Osterhout 1894 7 182 U.S.A. Colorado Weld New Windsor. Phenology: flowering. RM RM 162679 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 4016 George E. Osterhout 1909 7 15 196 U.S.A. Colorado Yuma Wray. Phenology: flowering. RM RM 162672 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 7681 George E. Osterhout 1893 7 182 U.S.A. Colorado Weld New Windsor. Phenology: flowering. RM RM 166072 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 7969 George E. Osterhout 1933 7 24 205 U.S.A. Colorado Weld Windsor. Phenology: flowering. RM RM 49160 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 524 Marcus E. Jones 1878 8 3 215 U.S.A. Colorado Denver Denver: along Platte River. 1585 Phenology: flowering. RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 42950 B. E. Nelson 1997 8 18 230 U.S.A. Wyoming Converse Laramie Range: along Poison Lake or County Road 4 about halfway between Poison Lake and Wagon Hound Creek, ca 12.5 air mi SW of Douglas. -105.5113 42.6022 1643 1707 Rocky flats with patches of mountain mahogany. Phenology: fruiting. RM RM 45490 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1520 no collector 1892 7 22 204 U.S.A. Colorado Larimer Fort Collins: along railroad. Phenology: flowering. RM RM 45491 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1575 no collector 1897 9 2 245 U.S.A. Colorado Larimer Fort Collins. Phenology: fruiting. RM USFS 490873 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 672 Paul L. Ginter 1942 7 26 207 U.S.A. Colorado Larimer Top of Bingham Hill. 1615 2% west slope, dry gravel clay. Phenology: flowering. RM RM 577042 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1909 Tim Hogan 1992 7 8 190 U.S.A. Colorado Boulder Bouler Mountain Parks: Chautaugua Meadows. 1737 Lush foothills meadow of native and adventive species. Phenology: flowering. RM RM 105505 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 20498 W. W. Eggleston 1924 8 9 222 U.S.A. New Mexico Rio Arriba Petaca Mesa: Carson Forest. -105.9967 36.5165 2 2500 Phenology: flowering. RM RM 59478 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2524 W. W. Robbins 1906 8 6 218 U.S.A. Colorado Boulder Near Boulder. Phenology: flowering. RM RM 597960 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 27167 B. E. Nelson 1993 7 19 200 U.S.A. Wyoming Goshen [location and coordinates withheld] 1350 1356 Mixed grass upland dominated by Bouteloua. Phenology: flowering. RM RM 597959 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 27229 B. E. Nelson 1993 7 23 204 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: W of Deer Creek or County Road 19, ca 2.5 air mi S of the North Platte River; ca 3.3 air mi SW of Glenrock. -105.9167 42.8289 1603 1621 Sandy mixed grass slopes. Phenology: flowering. RM RM 597958 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 27534 B. E. Nelson 1993 7 26 207 U.S.A. Wyoming Platte Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Patten Creek ca 0.5 mi W of Wyo Hwy 270 on Patten Creek or County Road 208, ca 16 air mi ESE of Glendo; ca 12.3 air mi N of Guernsey. -104.7408 42.4428 1530 1536 Stony soil in grassland. Phenology: flowering. RM RM 597957 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 28403 B. E. Nelson 1993 8 5 217 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: between Lone Tree Canyon and Castle Rocks off County Road 155, ca 8-8.5 air mi SW of Hawk Springs; ca 27 air mi SSW of Torrington. -104.4021 41.7225 1512 1548 Rolling plains of sand sage-grassland. Phenology: flowering. RM RM 704362 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 33636 B. E. Nelson 1994 8 8 220 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: below the Fort Laramie Canal ca 2.5 air mi WSW of Fort Laramie (town), ca 20.5 air mi WNW of Torrington. -104.5472 42.1988 1 1292 1298 Dry, sandy areas in the river bottom. Phenology: flowering. RM RM 79515 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 9534 Aven Nelson 1910 7 25 206 U.S.A. Wyoming Crook Hulett. -104.6005 44.6834 5 1158 Dry loose banks. Phenology: flowering. RM RM 371104 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 4429 Hollis Marriott 1983 7 12 193 U.S.A. Wyoming Crook [location and coordinates withheld] 1189 Roadcut in grassland. Phenology: flowering. RM RM 371105 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 5176 Hollis Marriott 1983 7 28 209 U.S.A. Wyoming Crook Black Hills: Redwater Creek; ca 2.2 air mi WNW of Beulah. -104.1226 44.5557 1 1097 Grassland; roadside. Phenology: flowering. RM RM 371106 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 5560 Hollis Marriott 1983 8 4 216 U.S.A. Wyoming Crook Black Hills: Inyan Kara Creek E of HK Divide; ca 15 air mi W of Sundance. -104.68889 44.39139 1 1280 Grassland. Phenology: flowering. RM RM 371107 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 5744 Hollis Marriott 1983 8 24 236 U.S.A. Wyoming Crook Black Hills: Houston Creek where it turns south (near Harvey Divide), ca 10 air mi W of Sundance. -104.5887 44.4042 1 1402 Grassland. Phenology: flowering & fruiting. RM RM 371108 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 8329 Hollis Marriott 1984 8 2 215 U.S.A. Wyoming Weston Black Hills: West Plum Creek ca 4 mi N of confluence with East Plum Creek, ca 11 air mi NNW of Newcastle. -104.2678 43.92222 1 1509 Sagebrush-grassland near reservoir. Phenology: flowering. RM RM 335785 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 889 Hollis Marriott 1981 7 28 209 U.S.A. Wyoming Crook Devils Tower National Monument: ca 600-900 ft NE of Tower. -104.7136 44.5914 1310 In ponderosa pine forest with grass understory on rocky-sandy soil. Corolla white, tinged with purple. Phenology: flowering. RM RM 371109 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 13667 Ronald L. Hartman Hollis Marriot and Gael Fonken 1981 7 16 197 U.S.A. Wyoming Crook Black Hills: Devils Tower National Monument: draw paralleling main road to visitor center. -104.7303 44.59333 1 1219 Prairie. Phenology: flowering. RM RM 371110 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 16193 Ronald L. Hartman 1983 7 15 196 U.S.A. Wyoming Crook Black Hills: ca 2 air mi NE of Aladdin. -104.1592 44.6567 1 1097 Prairie, sandstone outcrops, and dry drainage; sandy slopes. Phenology: flowering. RM RM 371111 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 16408 Ronald L. Hartman 1983 7 16 197 U.S.A. Wyoming Crook Black Hills: ca 3 air mi NNE of Beulah. -104.0578 44.58306 2 1067 Prairie and breaks with dry stream; sandy slope. Phenology: flowering. RM RM 371112 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 16516 Ronald L. Hartman 1983 7 18 199 U.S.A. Wyoming Crook Black Hills: Beaver Creek; ca 6.5 air mi NNW of Alva. -104.48833 44.7847 1 1158 Wooded creek bottoms, prairie, sandy slopes below rock outcrop, and roadside; prairie. Phenology: flowering. RM RM 104210 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 10 Stanton Seiq 1926 U.S.A. Wyoming Crook Ewing. -104.7862 44.697 3 1310 1341 Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2098 Bernadette Kuhn Joe Rankin. 2007 7 5 186 U.S.A. Colorado Las Animas Comanche National Grassland: ca 24 air mi WSW of Pritchett. -103.283 37.2855 1707 Shortgrass prairie with disturbed dugout area and old home site. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2913 Bernadette Kuhn Amy Tomson 2007 8 4 216 U.S.A. Colorado Baca Comanche National Grassland: Carrizo Creek, Carrizo Canyon, ca 29 air mi SW of Springfield. -103.0167 37.1348 1449 Near picnic area along creek. Hillside and lush creek banks. Uplands dominated by Bouteloua spp. and scattered Rhus aromatica. Creek banks with Salix exigua and Typha. Phenology: flowering. RM RM 828378 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 4837 Brian Elliott 1998 8 4 216 U.S.A. Colorado Pueblo Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: at junction of Colo Hwy 165 and County Road 273 or Greenhorn Road, at Colorado City. -104.8527 37.933 1829 Prairie Phenology: flowering. RM USFS 885430 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 78195 B. E. Nelson 2009 7 25 206 U.S.A. Montana Powder River Custer National Forest: Ashland District: vicinity of Cow Creek Camp/ Picnicground on Cow Creek ca 5.5 air mi W of Fort Howes Work Center, ca 25 air mi S Ashland. -106.2447 45.3129 1173 1219 Open, southerly-facing slope with scattered ponderosa pine and adjacent open ridge-top. Phenology: flowering. RM USFS 883235 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1923 Hans Hallman 2009 7 10 191 U.S.A. Montana Carter Custer National Forest: Long Pines: just W of the state line, from Forest Road 3118 to an unnamed reservoir ca 1 air mi N of road, ca 7-8 air mi NNW of Camp Crook, SD. -104.0483 45.6459 1006 1045 Historic partial burn with sparse ponderosa pine woodland dominated by grasses. Phenology: flowering. RM USFS 883236 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2534 Hans Hallman 2009 7 17 198 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: just SW of Summit Pass on SD Hwy 79, ca 23.5 air mi SE of Buffalo. -103.1773 45.3713 1051 Open ponderosa pine and grass woodland. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2688 Hans Hallman 2009 7 22 203 U.S.A. Montana Powder River Ca 0.5 air mi E of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi N of Fort Howes and ca 15 air mi SSE of Ashland. -106.162 45.3935 987 1003 Grass-dominated grazing land. Phenology: flowering. RM USFS 885441 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2846 Hans Hallman 2009 7 25 206 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: in the vicinity of Rimrock Spring, ca 1 air mi S of Forest Road 3151, ca 7.5 air mi SE of Summit Pass on SD Hwy 79 and ca 31 air mi SE of Buffalo. -103.0363 45.3165 993 1006 Near base of southwest-facing cliff. Phenology: flowering. RM USFS 885440 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2885 Hans Hallman 2009 7 25 206 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: in the vicinity of Rimrock Spring, ca 1 air mi S of Forest Road 3151, ca 7.5 air mi SE of Summit Pass on SD Hwy 79 and ca 31 air mi SE of Buffalo. -103.0372 45.3141 920 960 Mixed grass and badlands. Phenology: flowering. RM USFS 885439 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2943 Hans Hallman 2009 7 26 207 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: in the vicinity of Willard Gap off of Rimrock Trail or Forest Road 3150, ca 3 air mi ESE of Summit Pass on SD Hwy 79 and ca 26.5 air mi SE of Buffalo. -103.1066 45.3493 1030 1060 Near the rim of a cliff with scattered ponderosa pine, junipers, and grasses. Phenology: flowering. RM USFS 885438 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 2990 Hans Hallman 2009 7 26 207 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: in the vicinity of Willard Gap off of Rimrock Trail or Forest Road 3150, ca 3 air mi ESE of Summit Pass on SD Hwy 79 and ca 26.5 air mi SE of Buffalo. -103.1093 45.3548 975 987 Mixed grass and badlands. Phenology: flowering. RM USFS Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 3591 Hans Hallman 2009 8 1 213 U.S.A. Montana Powder River 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. -106.1281 45.6707 1079 1152 Grass-dominated rocky slope. Phenology: flowering. RM USFS 885436 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 3905 Hans Hallman 2009 8 10 222 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: just S of Government Hill, W of Forest Road 3124, ca 16 air mi E of Buffalo. -103.2137 45.5771 1036 1091 Rocky and sandy grass-dominated slope. Phenology: flowering. RM USFS 885435 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 3907 Hans Hallman 2009 8 10 222 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: just S of Government Hill, W of Forest Road 3124, ca 16 air mi E of Buffalo. -103.2137 45.5771 1036 1091 Rocky and sandy grass-dominated slope. Phenology: flowering & fruiting. RM USFS 885434 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 3917 Hans Hallman 2009 8 10 222 U.S.A. South Dakota Harding Custer National Forest: Slim Buttes: just S of Government Hill, W of Forest Road 3124, ca 16 air mi E of Buffalo. -103.2137 45.5771 1036 1091 Rocky and sandy grass-dominated slope. Phenology: flowering. RM USFS 490963 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail C-3 robert w. collins 1938 8 17 229 U.S.A. Montana Custer Custer Flat: Pasture K, near Miles City. 853 Slope 5%, southeast exposure; shallow clay loam soil; weed-grass cover type; slopes of couleees. Slight abundance. Phenology: vegetative only. RM USFS 490962 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail W-62 E. J. Woolfolk 1937 7 7 188 U.S.A. Montana Custer Northern Rocky Mountain Experimental Station: Fossil Spring Pasture J. 792 South slope; rocky soil; bottom of draw. Few plants. Phenology: flowering. RM USFS 490968 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 43 J. N. Templer W. E. Lockhart 1922 10 10 283 U.S.A. Montana Custer National Forest. 1067 Slope 30%, southwest aspect; sandy loam soil; grass 70%, sedge 5%, weed 25%. Scattered distribution; slight abundance. Phenology: flowering & fruiting. RM RM 35416 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 161 M. A. Brannon U.S.A. North Dakota Phenology: flowering. RM RM 234233 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. Thornber 1894 8 15 227 U.S.A. South Dakota Beadle [illegible] Creek. Phenology: flowering. RM RM 61795 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. S. A. Skinner U.S.A. South Dakota no county From sand bluff and prairies. Phenology: flowering. RM RM 190184 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. William L. Tolstead 1941 8 5 217 U.S.A. Nebraska Chase 2 mi N of Chase. On Valentine sand in mixed prairie vegetation. Phenology: flowering. RM RM 275560 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 177a Elray S. Nixon 1964 7 15 197 U.S.A. Nebraska Sheridan Metcalf Public Hunting Grounds, 13 mi N of Hay Springs. 1006 Bottoms, south-facing slopes and ridges; Pinus ponderosa forest. Phenology: flowering. RM RM 264826 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 8808 C. L. Porter Marjorie W. Porter 1961 7 19 200 U.S.A. Nebraska Dawes Chadron State Park, 9 mi S of Chadron. 1158 Sandy hills. Flowers white and fragrant; occurs occasionally. Phenology: flowering. RM USFS 490964 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 66 Carl Hartley U.S.A. Nebraska Nebraska National Forest. Phenology: flowering. RM RM 238570 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail s.n. J. M. Bates 1908 7 9 191 U.S.A. Nebraska Riverton. "A poor species, but good [illegible]". Phenology: flowering. RM RM 399213 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 917 Jerry Pieper 1987 8 2 214 U.S.A. Nebraska Scotts Bluff Wildcat Hills Rest Area, ca 0.5 mi N of Banner County line. Grassland area with some conifers; along walking path. Flowers white. Phenology: flowering. RM USFS 885433 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 6028 Hans Hallman 2010 7 10 191 U.S.A. Montana Powder River Custer National Forest: Ashland Ranger District: in the vicinity of Forest Road 4516, ca 2 air mi W of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi NNW of Fort Howes. -106.1952 45.3875 1006 1042 Grass and sagebrush-dominated grazing land. Phenology: flowering. RM USFS 885432 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 6050 Hans Hallman 2010 7 12 193 U.S.A. Montana Powder River Custer National Forest: Ashland Ranger District: in the vicinity of Griffin Pass, E of Forest Road 4431, ca 21.5 air mi ENE of Ashland. -105.8323 45.6522 1121 1250 Open ponderosa pine forest with grass-dominated understory mixed with steep badlands. Phenology: flowering. RM USFS 885431 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 6473 Hans Hallman 2010 7 21 202 U.S.A. Montana Powder River Custer National Forest: Ashland Ranger District: in the vicinity of Cabin Spring near the junction of Forest roads 4425 and 4776D, ca 1.5 air mi N of U.S. Hwy 212, ca 15 air mi E of Ashland. -105.9554 45.5758 1112 1158 Ponderosa pine woodland with grass-dominated understory. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 3266 Joseph L. M. Charboneau 2010 8 12 224 U.S.A. Montana Valley Charles M. Russell National Wildlife Refuge: Carpenter Coulee, S of Harper Ridge Road, ca 9 air mi SSW of Halfpint Reservoir, ca 41.5 air mi SW of Glasgow. -107.1677 47.7474 786 844 Sagebrush-grasslands on loamy to clay soil. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 8620 Brian Elliott Elizabeth Mark 1999 7 9 190 U.S.A. Colorado Pueblo Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on Colo Hwy 96 at the junction of Siloam Road, ca 6 air mi E of Wetmore. -104.9808 38.254 1661 Roadside and grassland. Phenology: flowering. RM RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 8616 Joseph L. M. Charboneau 2011 8 2 214 U.S.A. Montana Valley 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. -107.2542 47.7396 829 890 Grasslands with scattered ponderosa pine and juniper on sandy soil. Phenology: flowering & fruiting. RM Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 1923 Hans Hallman 2009 7 10 191 U.S.A. Montana Carter Custer National Forest: Long Pines: just W of the state line, from Forest Road 3118 to an unnamed reservoir ca 1 air mi N of road, ca 7-8 air mi NNW of Camp Crook, SD. -104.0483 45.6459 1006 1045 Historic partial burn with sparse ponderosa pine woodland dominated by grasses. Phenology: flowering. RM RM 830023 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 65207 Ronald L. Hartman 1999 7 28 209 U.S.A. Colorado Huerfano Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: 2.5 air mi S of Apache City, I-25 and County Road 110. -104.9294 37.8133 1829 Roadside along frontage road. Phenology: flowering. RM USFS 885437 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 3591 Hans Hallman 2009 8 1 213 U.S.A. Montana Powder River 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. -106.1281 45.6707 1079 1152 Grass-dominated rocky slope. Phenology: flowering. RM RM 830022 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 65705 Ronald L. Hartman 1999 8 1 213 U.S.A. Colorado Fremont Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Colo Hwy 67, 5.5 air mi S of Florence. -105.1142 38.311 1707 Grassland with some pinyon pine and juniper. Phenology: flowering. RM RM 915114 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 12576 Hollis Marriott 2013 7 15 196 U.S.A. Wyoming Crook Black Hills: Devils Tower National Monument: rocky slope S of Devils Tower, N of South Side Trail. -104.7162 44.587 1310 Grassland with occasional Pinus ponderosa (live and burned), with Nassella viridula, Bouteloua curtipendula, Stipa comata, Pediomelum argophyllum, and Artemisia ludoviciana. Multiple individuals collected representing range of growth forms and size; most have multiple stems. Phenology: flowering. RM RM 915115 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 12575 Hollis Marriott 2013 7 15 196 U.S.A. Wyoming Crook Black Hills: Devils Tower National Monument: rocky knoll at end of low ridge running E from north end of Devils Tower. -104.7086 44.5918 1301 Opening in Pinus ponderosa forest, with Andropogon gerardii, Bouteloua curtipendula, Stipa comata, Bouteloua gracilis, and Echinacea pallida. Multiple individuals collected representing range of growth forms and size, most have multiple stems. Phenology: flowering. RM RM 921711 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 11504 Robert D. Dorn 2014 8 4 216 U.S.A. Wyoming Goshen Ca 3.5 mi E of Hawk Springs. -104.205 41.786667 1371 Sand sage-grass, with Evolvulus and Psoralidium. Flowers white. Phenology: flowering. RM RM 958058 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 473 Nancy E. Hastings 2007 8 30 242 U.S.A. Wyoming Platte Camp Guernsey: Walsh Ranch parcel; southwest corner of transect; ca 4.4 km NNE of Guernsey Reservoir; ca 2.8 km NW of Range Control. 1433 East-facing slope and drainage; pine/juniper open woodland; silty loam with gravel and occasional pine litter; with Pinus ponderosa, Juniperus scopulorum, Bouteloua curtipendula, B. gracilis, Schizachyrium scoparium, Achnatherum hymenoides, Aristida purpurea, Thelesperma megapotamicum, Cercocarpus montanus, Koeleria macranth. Scattered; ascending to erect, rhizomatous, perennial herb; 1.5 dm tall. Phenology: flowering & fruiting. RM RM 958059 Asclepias pumila physical specimen Apocynaceae Asclepias pumila (A. Gray) Vail 357 Nancy E. Hastings 2007 7 4 185 U.S.A. Wyoming Platte Camp Guernsey: Sawmill Canyon on Osburn Ranch parcel; northeast end of transect ca 2.0 km due E of North Platte River; ca 9.4 km WNW of Range Control. 1409 Rolling to slightly sloped; pine/juniper open woodland; silty loam with pebbles to cobbles; with Pinus ponderosa, Juniperus scopulorum, Artemisia nova, Thermopsis rhombifolia, Solidago missourienses, Carex filifolia, Hesperostipa comata, Schizachyrium scoparium, Helianthus sp. Local; erect, rhizomatous, perennial herb; less than 12 cm tall; corolla white. Phenology: flowering. 3600 3,1,0 true