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RM USFS 851466 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 38240 B. E. Nelson 1996 6 13 165 U.S.A. Wyoming Park [location and coordinates withheld] 1646 1737 Slopes back of gypsum rim. Phenology: flowering. RM USFS 851467 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 54363 Ronald L. Hartman 1996 6 8 160 U.S.A. Wyoming Park Northern Absaroka Area: 2-3 air mi ENE of Buffalo Bill Dam. -109.1286 44.51333 1554 1585 Sandstones and shales near irrigation canal; scattered juniper. Phenology: flowering. RM USFS 851468 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 54396 Ronald L. Hartman 1996 6 9 161 U.S.A. Wyoming Park Northern Absaroka Area: Sheep Mountain 13-14 air mi SW of Cody (center). -109.2648 44.479 1707 2073 Lower flanks to cut in limestone and plains on northwest corner of mountain. Phenology: flowering. RM USFS 852960 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 54702 Ronald L. Hartman 1996 6 13 165 U.S.A. Wyoming Park Northern Absaroka Area: Hogan Reservoir N and W at base and slopes of Bald Ridge. -109.2935 44.8191 1524 1585 Redbeds, sandstone and shale, limestone; foothills and outwashes. Phenology: flowering. RM USFS 851464 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 54745 Ronald L. Hartman 1996 6 13 165 U.S.A. Wyoming Park Northern Absaroka Area: Hogan Reservoir N and W at base and slopes of Bald Ridge. -109.2935 44.8191 1402 1646 Limestone slap and talus. Phenology: flowering. RM USFS 851406 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 54856 Ronald L. Hartman 1996 6 16 168 U.S.A. Wyoming Park Northern Absaroka Area: southeast end of Rattlesnake Mountain. -109.1286 44.51333 1646 2073 Limestone outcrops and rocky slopes. Phenology: flowering. RM USFS 851469 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 55020 Ronald L. Hartman David Rosenthal 1996 7 10 192 U.S.A. Wyoming Park Northern Absaroka Area: Sheep Mountain, north-central access from 1.2-1.4 air mi S of County Road 6FU on west branch of central drainage. -109.3253 44.4501 2042 2195 Open areas and rocky slopes, calcareous. Phenology: flowering & fruiting. RM USFS 851465 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 55459 Ronald L. Hartman David Rosenthal 1996 7 16 198 U.S.A. Wyoming Fremont Wind River Range: Fitzpatrick Wilderness Area: Old Glacier Trail to Arrow Mountain. -109.5657 43.3771 3109 3536 Top and slopes of mountain; alpine meadow and rocky slopes. Phenology: flowering. RM RM 854008 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 16654 B. E. Nelson 1989 6 19 170 U.S.A. Wyoming Park Northern Absarokas: Bald Ridge above Clarks Fork Yellowstone River, ca 23 air mi NW of Cody. -109.33056 44.78889 1 2195 Moist draws on redbeds. Phenology: flowering. RM USFS 853947 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1044 David Rosenthal 1997 6 20 171 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: from Four Bear Trailhead to peak 8245T (Jim Mountain Quad), E of Jim Mountain and NW of Four Bear, ca 2.5 mi E of town of Wapiti on U.S. Hwy 14, 16, and 20. -109.3858 44.4935 1768 2134 Stream bottom and adjacent slopes. Phenology: flowering. RM USFS 854015 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1131 David Rosenthal 1997 6 20 171 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: from Four Bear Trailhead to peak 8245T (Jim Mountain Quad), E of Jim Mountain and NW of Four Bear, ca 2.5 mi E of town of Wapiti on U.S. Hwy 14, 16, and 20. -109.415 44.5295 2286 2513 North facing forested slopes and montane meadows to peak; scattered rocky ridges with rocky outcrops to peak 8245T. Phenology: flowering. RM USFS 853752 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1175 David Rosenthal 1997 6 22 173 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: unnamed meadow, slopes, and plateau, S of Chief Joseph Hwy ca 1 mi SE of Dead Indian Pass; Forest Road leading to Dry Creek Road. -109.3947 44.7323 2225 2545 Montane meadow, with sagebrush slopes to spruce/fir forest ecotone. Phenology: flowering. RM USFS 854014 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1249 David Rosenthal 1997 6 22 173 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: unnamed meadow, slopes, and plateau, S of Chief Joseph Hwy ca 1 mi SE of Dead Indian Pass; Forest Road leading to Dry Creek Road. -109.3947 44.7178 2545 2708 Spruce/fir forest to ridge with limestone outcrops. Phenology: flowering. RM USFS 854013 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1391 David Rosenthal 1997 6 25 176 U.S.A. Wyoming Fremont Wind River Range: East Fork Big Game Winter Range, ca 3.5 air mi NNE of Dubois. -109.5798 43.5906 2286 2317 Heavily grazed grassland with Artemisia in draws; some redbeds. Phenology: flowering. RM USFS 854012 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1638b David Rosenthal 1997 6 29 180 U.S.A. Wyoming Fremont Wind River Range: Fitzpatrick Wilderness Area: Whiskey Basin Wildlife wintering area, along trail going W and off trail, across wilderness boundary on old trail to Noon Rocks, ca 3.5 air mi S of Dubois. -109.6196 43.4754 2774 3048 Pine/spruce forest several years after burn; on calcareous substrate with limestone outcrops. Phenology: flowering. RM USFS 854011 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1683 David Rosenthal 1997 6 29 180 U.S.A. Wyoming Fremont Wind River Range: Fitzpatrick Wilderness Area: Shoshone National Forest: Whiskey Basin Wildlife wintering area, along trail going W and off trail up ridge to Noon Rocks, ca 3.5 air mi S of Dubois. -109.6255 43.4489 3048 3259 Ridge top, rocky slopes, limestone with Geum, Smelowskia, Polemonium. Phenology: flowering. RM USFS 854010 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1954 David Rosenthal Cathy Binger 1997 7 7 188 U.S.A. Wyoming Fremont Wind River Range: Fitzpatrick Wilderness Area: Shoshone National Forest: junction of Whiskey Mountain and Ross Lake trails, ca 7 air mi S of Dubois. -109.6255 43.4202 3109 3140 Rocky ridges and slopes and alpine meadows; calcareous. Phenology: flowering. RM USFS 854009 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2389 David Rosenthal 1997 7 15 196 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: Ishawooa Mesa Trail, ca 28 air mi SW of Cody. -109.5636 44.2153 1859 2073 Sagebrush shrubland, also dry drainages with pine and juniper woodlands. Phenology: flowering. RM USFS 853950 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 915 David Rosenthal Cathy Binger 1997 6 18 169 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: footslope of unnamed peaks on north side of entrance to Sunlight Basin, ca 24 air mi NE of Cody. -109.4555 44.7757 1981 2073 Sagebrush, grassland, and sandstone. Phenology: flowering. RM USFS 853949 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 916 David Rosenthal Cathy Binger 1997 6 18 169 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: footslope of unnamed peaks on north side of entrance to Sunlight Basin, ca 24 air mi NE of Cody. -109.4555 44.7757 1981 2073 Sagebrush, grassland, and sandstone. Phenology: flowering. RM USFS 853948 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 959 David Rosenthal Cathy Binger 1997 6 18 169 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: footslope of unnamed peaks on north side of entrance to Sunlight Basin, ca 24 air mi NE of Cody. -109.4757 44.7757 2073 2560 Slopes. Phenology: flowering. RM USFS 854007 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 58706 Ronald L. Hartman Jim Fowler 1997 7 26 207 U.S.A. Wyoming Park Northern Absaroka Area: east side of Sheep Mountain, ca 8 air mi SW of top of Cedar Mountain. -109.3051 44.4211 1737 1829 Eroded shales and sandstones with wet spots. Phenology: flowering. RM USFS 854006 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 58833 Ronald L. Hartman Jim Fowler 1997 7 26 207 U.S.A. Wyoming Park Northern Absaroka Area: east side of Sheep Mountain, ca 11 air mi SW of Cedar Mountain. -109.3454 44.4066 2012 2256 Rocky slopes with drainage; some limestone, mostly andesite. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56443 B. E. Nelson Peter Ebertowski 2002 6 9 160 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: on the divide between Cottonwood and Horse creeks along Cheyenne River Road and S, ca 39.5 air mi SW of Newcastle. -104.8904 43.5726 1 1329 1384 Mosaic of sagebrush-sedge-grassland. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56524 B. E. Nelson Peter Ebertowski 2002 6 9 160 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: N of Keyton Creek off Keyton Creek or Forest Road 937, ca 47 air mi WSW of Newcastle; ca 23 air mi NNE of Bill. -105.03 43.516 1 1341 1365 Ponderosa pine woods on sandy slopes with sandstone outcrops, small meadows, and draws. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56551 B. E. Nelson Peter Ebertowski 2002 6 9 160 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: along Rochelle Hills or Forest Road 933 above Sauerkraut Draw, ca 52.5 air mi NNE of Douglas; ca 20 air mi NNEof Bill. -105.0507 43.4706 1 1378 1396 Sagebrush and grasslands. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56596 B. E. Nelson Peter Ebertowski 2002 6 10 161 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: on the divide between Buzzard and Little Mike creeks, ca 2.5-3 air mi N of Wyo Hwy 450, ca 35 air mi SW of Upton. -105.05 43.7001 1 1396 1414 Sandy-clay flats with scattered sagebrush and Opuntia. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56639 B. E. Nelson Peter Ebertowski 2002 6 11 162 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: on the divide between Lake and Meadow creeks and to the W, ca 14 air mi NE of Bill; ca 46 air mi NNE of Douglas. -105.0706 43.3844 1 1384 1414 Clay slopes with scattered sagebrush, greasewood, and grassy areas. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56715 B. E. Nelson Peter Ebertowski 2002 6 11 162 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: west side of Cow Creek Buttes on an east branch of Coal Draw, ca 14 air mi E of Bill; ca 41 air mi NNE of Douglas. -104.9708 43.2695 1 1426 1463 Sandstone along draw with scattered ponderosa pine and grassy areas. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56765 B. E. Nelson Peter Ebertowski 2002 6 11 162 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: on the divide between Cow Creek and head of Deer Creek W of Cow Creek Buttes, ca 12 air mi ENE of Bill; ca 40 air mi NNE of Douglas. -105.0307 43.2839 1 1463 1481 Clay slopes with scattered sagebrush. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56772 B. E. Nelson Peter Ebertowski 2002 6 11 162 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: on the divide between Cow Creek and head of Deer Creek W of Cow Creek Buttes, ca 12 air mi ENE of Bill; ca 40 air mi NNE of Douglas. -105.0307 43.2839 1 1463 1481 Clay slopes with scattered sagebrush. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56795b B. E. Nelson Peter Ebertowski 2002 6 13 164 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: between Buffalo Creek Road and Alkali Draw along a tributary, ca 3 air mi NNW of Goose Butte, ca 8.5 air mi W of Upton. -104.8118 44.0902 1 1375 1396 Sagebrush-grasslands or grassy slopes. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57129 B. E. Nelson Peter Ebertowski 2002 6 16 167 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: Red Hills ca 0.5-1 air mi WSW of Dugout Bench Mark, ca 46.5 air mi N of Douglas; ca 13 air mi N of Bill. -105.2304 43.4131 1 1506 1536 Sagebrush-grassland on top of scoria hills. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57260 B. E. Nelson 2002 6 18 169 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: along West Fork Duck Creek, ca 7.5 air mi NE of Soda Well, ca 28 air mi NE of Gillette. -105.1975 44.7173 1 1201 1219 Grassland and sagebrush-grassland. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56709 Ronald L. Hartman Amy J. Roderick 1997 5 30 150 U.S.A. Wyoming Carbon Upper North Platte and Laramie River Drainages: Lone Tree Road (BLM 3141) N of Wyo Hwy 487 adjacent to Shirley Ridge, ca 8 air mi NW of Shirley Basin Townsite. -106.2866 42.3975 2201 2225 Sagebrush grassland with barren calcareous outcrops. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56771 Ronald L. Hartman Amy J. Roderick 1997 5 30 150 U.S.A. Wyoming Carbon [location and coordinates withheld] 2256 2317 Barren calcareous areas with cushion plants below, robust sagebrush on east slope, and sparse vegetation on west slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 56773 Ronald L. Hartman Amy J. Roderick 1997 5 30 150 U.S.A. Wyoming Carbon [location and coordinates withheld] 2256 2317 Barren calcareous areas with cushion plants below, robust sagebrush on east slope, and sparse vegetation on west slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 227 Peter J. Ebertowski B. E. Nelson 2002 6 18 169 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: ca 1 mi SW of York or Forest Road 900; ca 11 air mi E of Soda Well; ca 28 air mi NE of Gillette. -105.238 44.6439 1 1201 1243 Clay and coal breaks with grassy draws. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 249 Peter J. Ebertowski B. E. Nelson 2002 6 20 171 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: Cow Camp on Buck Creek, off of Forest Road 926, ca 25 air mi E of Wright; ca 41 air mi WSW of Newcastle. -105.0101 43.7568 1 1341 1371 Sagebrush and grassy draw. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57073 Ronald L. Hartman Amy J. Roderick and B. A. Packer 1997 6 5 156 U.S.A. Wyoming Carbon Upper North Platte and Laramie River Drainages: ca 0.5 air mi N of Chalk Draw near Chalk Hills. -106.0919 42.3397 2195 Sandstone and calcareous outcrops. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 45 Peter J. Ebertowski B. E. Nelson 2002 6 16 167 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: along Steckley or Forest Road 942 just below Robertson Flat, ca 44.5 air mi N of Douglas; ca 13 air mi NNW of Bill. -105.3702 43.3988 1 1524 1539 Right of way with adjacent grassland and sagebrush. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 550 Peter J. Ebertowski 2002 6 24 175 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: E of Red Hills at terminus of Forest Road 942C, ca 26 air mi SE of Wright; ca 15.5 air mi NNE of Bill. -105.2104 43.4418 1 1429 1484 Clay with scoria stone. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 612 Peter J. Ebertowski 2002 6 24 175 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: junction of Forest roads 942 and 944, S and above East Logan Draw, ca 26 air mi SSE of Wright; ca 12.5 air mi NNW of Bill. -105.3103 43.3988 1 1487 1515 Sagebrush/grassland. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 640 Peter J. Ebertowski 2002 6 26 177 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: above Darlington Draw and S of Tepee Benchmark on Forest Road 923, ca 32 air mi E of Wright; ca 34 air mi WSW of Newcastle. -104.8505 43.7284 1 1396 1445 Sagebrush with sandstone outcrops. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 813 Peter J. Ebertowski 2002 6 28 179 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: tributary of Piney Creek on Piney Creek or County Road 17, ca 25 air mi ESE of Wright; ca 43 air mi WSW of Newcastle. -105.03 43.6151 1 1365 1371 Grassland with patches of sparser vegetation on stony soil. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 93 Peter J. Ebertowski B. E. Nelson 2002 6 16 167 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: on Jenney Trail Road above and N of Lonetree Creek, ca 15 air mi NW of Bill; ca 25 air mi S of Wright. -105.4501 43.3988 1 1466 1478 Grassland and sagebrush/grassland. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 948 Peter J. Ebertowski 2002 7 1 182 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: hills N of Thunder Basin Work Center off Wyo Hwy 450, ca 26 air mi ESE of Wright; ca 45 air mi SSE of Gillette. -105.1497 43.6859 1 1399 1500 Scoria hills with ponderosa pine and Rocky Mountain juniper. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3781 Peter J. Ebertowski 2003 5 25 145 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: ridge between Wildlife Draw and Rock Creek near intersection of Forest roads 923 and 924, ca 30 air mi E of Wright; ca 34 air mi W of Newcastle. -104.8904 43.7568 1390 1439 Grassland with rocky outcrops and broad ravines. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3796 Peter J. Ebertowski 2003 5 25 145 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: ridge and ravines E of Fields Draw, off dirt road, ca 34 air mi ESE of Wright; ca 32 air mi WSW of Newcastle. -104.8306 43.6718 1329 1359 Ravine slope with exposed soil. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3854 Peter J. Ebertowski 2003 5 27 147 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: hills around gravel pit on two-track road off of School Creek or Forest Road 968, ca 17 air mi SE of Wright; ca 42 air mi SSE of Gillette. -105.1896 43.6434 1420 1457 Hills with stoney soil in grassland. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3921 Peter J. Ebertowski 2003 5 27 147 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: Brown Reservoir on Forest Road 911, ca 2 air mi SW of Upton; ca 18 air mi SE of Moorcroft. -104.6711 44.0762 1310 1341 Mosaic of sagebrush grassland and grassland with clayey soils. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3985 Peter J. Ebertowski 2003 5 28 148 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: western edge of Duck Creek Breaks, immediately E of Duck Creek on two track road, ca 35 air mi NE of Gillette; ca 15 air mi NW of Oshoto. -105.1772 44.732 1170 1219 Hilly grassland with rocky and clayey bare patches and ravines with ponderosa pine and Rocky Mountain juniper. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4069 Peter J. Ebertowski 2003 5 30 150 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: badlands ca 1 mi NW of Soda Well, on Forest Road 1247B, ca 31 air mi NNE of Gillette; ca 34 air mi NNW of Moorcroft. -105.2785 44.7026 1176 1250 Sagebrush grassland, with ravines containing ponderosa pine and Rocky Mountain juniper. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4174 Peter J. Ebertowski 2003 6 2 153 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: hills forming southwest portion of Archie Draw on Forest Road 962, ca 13 air mi ENE of Bill; ca 26 air mi NW of Lance Creek. -105.0107 43.2839 1448 1478 Broad grassy ravine dominated by Poa pratensis and Thermopsis rhombifolia. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4212 Peter J. Ebertowski 2003 6 2 153 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: hills N of Calamity Gulch, on dirt road off Wyo Hwy 59, ca 10 air mi NW of Bill; ca 29 air mi S of Wright. -105.3902 43.3557 1469 1493 Sagebrush grassland. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4263 Peter J. Ebertowski 2003 6 4 155 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: ridge S and E of Patrick Creek and Thornton on County Road 32, ca 7 air mi NW of Upton; ca 13 air mi SE of Moorcroft. -104.7314 44.1464 1323 1371 Sagebrush grassland with rocky clay patches. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4320 Peter J. Ebertowski 2003 6 4 155 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: ridges by radio tower W of West Fork Buffalo Creek on dirt road (continuation of County Road 18), ca 14 air mi SW of Upton; ca 30 air mi WNW of Newcastle. -104.8319 43.9639 1500 1536 Sagebrush grassland with slopes of little bluestem and rock outcrops. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4407 Peter J. Ebertowski 2003 6 7 158 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: hills S of Dry Creek on T-7 Road, ca 24 air mi SE of Gillette; ca 19 air mi NE of Wright. -105.2944 43.992 1414 1426 Sagebrush grassland with barer areas of rocky soil. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4566 Peter J. Ebertowski 2003 6 10 161 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: right of way on Heald or County Road 49, ca 32 air mi NNE of Gillette; ca 32 air mi NNW of Moorcroft. -105.1975 44.688 1243 1256 Roadside in sagebrush grassland. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4594 Peter J. Ebertowski 2003 6 10 161 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: hills SE of and draining to Dry Forks Spring Creek on two-track off York or Forest Road 900, ca 30 air mi NNE of Gillette; ca 32 air mi NW of Moorcroft. -105.238 44.6733 1189 1225 Stipa comata - Koeleria grassland with patches of Schizachyrium. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4674 Peter J. Ebertowski 2003 6 11 162 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: hills between Philips Draw and Dugout Creek immediately W of train tracks, ca 12 air mi NW of Bill; ca 27 air mi SSE of Wright. -105.3702 43.3844 1475 1524 Grassland with Artemisia tridentata and A. pedatifida. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4774b Peter J. Ebertowski 2003 6 14 165 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: Lake Creek on County Road 38, ca 10 air mi NE of Bill; ca 35 air mi SE of Wright. -105.1106 43.3413 1402 1426 Slope above creek in Stipa comata grassland. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5007 Peter J. Ebertowski 2003 6 16 167 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: Piney Canyon on Piney Canyon or County Road 69, ca 22 air mi ESE of Wright; ca 48 air mi WSW of Newcastle. -105.1098 43.5868 1475 1542 Mosaic of sagebrush grassland, grassland, and rocky clay outcrops. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5098 Peter J. Ebertowski 2003 6 18 169 U.S.A. Wyoming Weston Thunder Basin National Grassland and Vicinity: ridge immediately NE of Beaver Creek, on Upton - Fairview or County Road 59, ca 3 air mi S of Upton; ca 25 air mi NW of Newcastle. -104.651 44.0481 1292 1323 Sagebrush grassland with rocky clay patches. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5495 Peter J. Ebertowski 2003 6 27 178 U.S.A. Wyoming Converse Thunder Basin National Grassland and Vicinity: North Fork Bear Creek and evirons, on Jenne Trail or County Road 34, ca 19 air mi WNW of Bill; ca 33 air mi SSW of Wright. -105.6486 43.2923 1539 1548 Slope along creek in sagebrush grassland. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5556 Peter J. Ebertowski 2003 6 27 178 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: Belle Fourche River off Hilight or County Road 52, ca 16 air mi N of Wright; ca 22 air mi S of Gillette. -105.3949 43.978 1387 1408 Steep slope above riverbank, scattered sagebrush and bare soil. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5892 Peter J. Ebertowski 2003 7 3 184 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: hills N of confluence of North Fork Duck Creek and Duck Creek, off dirt road to Dickinson Ranch, ca 39 air mi NNE of Gillette; ca 39 air mi NNW of Moorcroft. -105.1883 44.8086 1158 1201 Slopes forming ravine in silver sagebrush grassland. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5985 Peter J. Ebertowski 2003 7 3 184 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: sagebrush grassland ca 1.3 mi NW of Soda Well, on Forest Road 1032, ca 31 air mi NNE of Gillette; ca 35 air mi NNW of Moorcroft. -105.2988 44.7026 1158 1207 Steep slope below yucca-lined ridge in badlands. Phenology: flowering & fruiting. RM RM 824556 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 38040 Erwin F. Evert 2000 6 14 166 U.S.A. Wyoming Park Bighorn Basin: McCullogh Peaks, ca 1 mi S of radio towers, 12 mi NE of Cody. 1768 Saltbrush-grassland with Atriplex confertifolia, Agropyron spicatum, Platyschkuhria integrifolia, and Psoralidium lanceolatum. Phenology: flowering. RM RM 598820 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 38865 Ronald L. Hartman 1993 6 27 178 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: breaks on south side of the North Platte River, ca 9 mi NW of Douglas. -105.516 42.83139 1 1493 1585 Sandy slopes and flats; grasslands with areas of sagebrush. Phenology: flowering & fruiting. RM RM 724769 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9860 Erwin F. Evert 1986 6 11 162 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: ridge E of Pagoda Creek, ca 1.5-2.5 mi S of U.S. Hwy 14, 16, and 20. -109.5837 44.4473 2195 2439 Open, rocky areas with scattered Douglas fir and limber pine. Phenology: flowering & fruiting. RM RM 724901 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9980 Erwin F. Evert 1986 6 15 166 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: N side of Sheep Mountain, ca 1/4-1/2 mi S of County Road FU6. -109.3454 44.479 1768 1829 Sagebrush-grassland community on limestone substrates. Phenology: flowering & fruiting. RM RM 732322 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 13516 Erwin F. Evert 1987 8 9 221 U.S.A. Wyoming Park Absaroka Mountains: ca 2.5 mi NE of Trout Peak near the head of Dead Indian Creek, ca 30 mi NW of Cody. -109.483 44.4328 3048 3292 Alpine tundra meadow community dominated by Geum rossii, Polygonum bistortoides, Trifolium parryi and Kobresia bellardii. Phenology: flowering & fruiting. RM RM 753559 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 14172 Erwin F. Evert 1988 6 5 157 U.S.A. Wyoming Park [location and coordinates withheld] 2195 2347 In meadows dominated by Festuca idahoensis, Leucopoa kingii, Astragalas miser var decumbens and Oxytropis campestris on substrate derived from volcanic rocks. Phenology: flowering & fruiting. RM RM 753245 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 14791 Erwin F. Evert 1988 6 22 174 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: ridge ca 1/4-1/2 mi S of Robbers Roost Creek and ca 10 mi N of U.S. Hwy 14, 16, and 20. -109.4757 44.6019 2652 2682 Extensive, mesic meadows on north facing slopes, dominant species included: Festuca altaica, Avenochloa hookeri, Festuca idahoensis, and Geum triflorum. Phenology: flowering & fruiting. RM RM 751695 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 14924 Erwin F. Evert 1988 6 27 179 U.S.A. Wyoming Park [location and coordinates withheld] 2500 2560 Meadows and rocky ridge-top on limestone substrates, prominent species included: Festuca altaica ssp. hallii, Festuca idahoensis, Avenochloa hookeri, and Oxytropis campestris var. gracilis. Phenology: flowering & fruiting. RM RM 752861 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 15070 Erwin F. Evert 1988 6 28 180 U.S.A. Wyoming Park [location and coordinates withheld] 2652 Meadow and forest edge, prominent species included: Festuca altaica ssp. hallii, Festuca idahoensis, Oxytropis campestris var. gracilis, and Trifolium haydenii. Phenology: flowering & fruiting. RM RM 752932 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 15144 Erwin F. Evert 1988 7 2 184 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: at headwaters of Robbers Roost Creek, tributary of Trout Creek, ca 10 mi N of U.S. Hwy 14, 16, and 20. -109.4922 44.60139 3048 3170 North-facing alpine meadow, prominent species included: Dryas octopetala var. hookeriana, Kobresia bellardii, Festuca rubra, Erigeron rydbergii, and Minuartia obtusiloba. Phenology: flowering & fruiting. RM RM 618957 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 18981 Erwin F. Evert 1990 6 16 167 U.S.A. Montana Carbon Pryor Mountains: along Crooked Creek Road, ca 16 mi N of Lovell, Wyoming. -108.4245 45.0667 1646 Pygmy woodland of Juniperus scopulorum (1-3 ft. tall) with Artemisia nova, Penstemon laricifolius, and Castilleja angustifolia. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 19777 Erwin F. Evert 1990 7 22 203 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: Quinnebaugh Meadows, just N of West Fork Rock Creek, ca 15 mi W of Red Lodge. -109.5551 45.1465 2713 Mesic-dry meadow with Festuca idahoensis, Carex praticola, Erigonum umbellatum and Agropyron trachycaulum. RM RM 738425 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 20422 Erwin F. Evert 1991 6 9 160 U.S.A. Montana Madison Madison Range: ca 2 mi S of McAtee Bridge (over the Madison River): ca 1 mi W of U.S. Highway 287, on both sides of fishing access road. -111.6691 45.0658 1676 Grassland-forbland dominated by Carex filifolia, Bouteloua gracilis, Phlox longifolia, Astragalus terminalis, and Poa secunda. Phenology: flowering. RM RM 739795 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 21914 Erwin F. Evert 1991 7 19 200 U.S.A. Montana Sweet Grass Beartooth Mountains: Gallatin National Forest: saddle between Contact and Chrome mountains: ca 3 mi E of the Boulder River, ca 29 mi SW of Big Timber. -110.1487 45.4578 2865 2896 Subalpine meadow-whitebark pine woodland mosaic with Ledum glandulosum and Vaccinium scoparium. Phenology: flowering. RM RM 753988 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 22899 Erwin F. Evert 1992 6 12 164 U.S.A. Montana Stillwater [location and coordinates withheld] 1829 Douglas fir forest with some ponderosa pine and with Oryzopsis asperifolia and Spiraea betulifolia. Phenology: flowering & fruiting. RM RM 779983 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 24102 Erwin F. Evert 1992 7 27 209 U.S.A. Montana Stillwater Beartooth Mountains: Custer National Forest: ridge just N of Stillwater Plateau at head of Nye Creek, ca 6 mi S of Nye. -109.8196 45.3559 2743 2774 Whitebark pine woodland and openings on calcareous substrates with Pentaphylloides floribunda, and Minuartia obtusiloba. Phenology: flowering. RM RM 612433 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 24671 Erwin F. Evert 1993 6 2 153 U.S.A. Montana Stillwater [location and coordinates withheld] 1617 Sagebrush-grassland with Agropyron spicatum, Balsamorhiza incana, and Erigeron ochroleucus. Phenology: flowering. RM RM 611955 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 24846 Erwin F. Evert 1993 6 4 155 U.S.A. Montana Sweet Grass [location and coordinates withheld] 1310 Grassland with Carex filifolia, Agropyron spicatum, and Arenaria hookeri. Phenology: flowering. RM RM 611985 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 24876 Erwin F. Evert 1993 6 4 155 U.S.A. Montana Park Absaroka-Beartooth Mountains: along dirt road at top of West Boulder Divide in foothills, ca 14 mi SE of Livingston. -110.313 45.6034 1872 Grass-forb land with Oxytropis sericea, Townsendia parryi, Cerastium arvense, and Penstemon eriantherus. Phenology: flowering. RM RM 612004 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 24895 Erwin F. Evert 1993 6 4 155 U.S.A. Montana Park [location and coordinates withheld] 1615 Grassland with Zigadenus venenosus, Carex stenophylla, Balsamorhiza incana, and Cerastium arvense. Phenology: flowering. RM RM 611243 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 25765 Erwin F. Evert 1993 7 9 190 U.S.A. Montana Stillwater Beartooth Mountains: Custer National Forest: ridge just N of Meyers Creek, in foothills ca 10 mi NW of Nye. -109.9222 45.4869 1829 1890 Sagebrush-grassland with scattered Douglas fir and ponderosa pine, with Astragalus flexuosus, Stipa comata, and Arenaria congesta. Phenology: flowering. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 26786 Erwin F. Evert 1994 6 6 157 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: just N of Red Lodge Mountain ski-lift house, ca 5 mi W of Red Lodge. -109.348 45.1912 2402 Meadow and conifer parkland with Thlaspi montanum, Valeriana edulis, Myosotis alpestris, and Pulsatilla patens. RM RM 780178 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 26844 Erwin F. Evert 1994 6 6 157 U.S.A. Montana Carbon Ridge just W of Grove Creek: ca 4 mi NE of Cooney Reservoir, 22 mi N of Red Lodge. -109.1409 45.487 1371 1402 Sagebrush-grassland with scattered groves of Ponderosa pine. Phenology: flowering. RM RM 781482 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 27265 Erwin F. Evert 1994 6 18 169 U.S.A. Montana Madison Madison Valley: along west and east sides of U.S. Highway 287, ca 5 mi S of Cameron. -111.6691 45.124 1658 Disturbed grassland with Melilotus officinalis, Agropyron spicatum, Stipa comata, and Erigeron pumilis. Phenology: flowering. RM RM 781098 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 28306 Erwin F. Evert 1994 7 21 202 U.S.A. Montana Sweet Grass Beartooth Mountains: Custer National Forest: saddle between Picket Pin Mountain and a pinnacled limestone ridge, just N of Picket Pin Road, ca 12 mi W of Nye. -110.0253 45.4578 2713 Open, turfy area on calcareous substrate with Valeriana edulis and Astragalus vexilliflexus. Phenology: flowering. RM RM 782627 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 29172 Erwin F. Evert 1995 6 16 167 U.S.A. Montana Park [location and coordinates withheld] 1676 1707 Sagebrush-grassland with Festuca idahoensis, Agropyron spicatum, Antennaria umbrinella, and Arenaria congesta. Phenology: flowering. RM RM 788191 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30760 Erwin F. Evert 1996 6 4 156 U.S.A. Montana Carbon Ridge 2.5 mi SW of Fromberg and 3/4 mi W of U.S. Highway 310. -108.9352 45.3559 1 1150 Sagebrush-grassland with Atriplex confertifolia, Sarcobatus vermiculatus, and Carex filifolia. Phenology: flowering & fruiting. RM RM 788004 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30851 Erwin F. Evert 1996 6 5 157 U.S.A. Montana Stillwater Ridge ca 1/4 mi E of Montana Highway 78, 1 mi NE of Absarokee. -109.4288 45.5306 1 1268 Disturbed sagebrush grassland with Allium textile, Agropyron spicatum, and Artemisia frigida. Phenology: flowering & fruiting. RM RM 788126 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30963 Erwin F. Evert 1996 6 6 158 U.S.A. Montana Carbon Ridge 1 mi W of Belfry and 1/4 mi N of Mont Hwy 308. -109.0363 45.1386 1 1250 1280 Sagebrush-grassland with Atriplex confertifolia, Agropyron spicatum, and Astragalus missouriensis. Phenology: flowering. RM RM 787125 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 31171 Erwin F. Evert 1996 6 14 166 U.S.A. Montana Park Gallatin Range foothills: ridge 1/8-1/4 mi N of Cokedale Road, 6 mi W of Livingston. -110.6834 45.6471 1 1554 1615 Grassland/forbland on south facing slope and rocky breaks with scattered juniper and limber pine. Phenology: flowering & fruiting. RM RM 818753 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 33403 Erwin F. Evert 1997 6 28 179 U.S.A. Montana Park Ridge and draw immediately E of the Yellowstone River, ca 2.5 mi S of Livingston. 1463 1493 Grassland with some scattered limber pine and Douglas fir. Phenology: flowering & fruiting. RM RM 820394 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 35077 Erwin F. Evert 1998 6 13 164 U.S.A. Wyoming Fremont Bridger Mountains: south side of Birdseye Mountain, 1.5 mi SW of Birdseye Pass; 14 mi N of Shoshoni. -108.1022 43.4349 1 1960 Sagebrush-grassland with scattered juniper, Carex filifolia, Koeleria macrantha, and Lomatium orientale. Phenology: flowering & fruiting. RM RM 821217 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 36336 Erwin F. Evert 1998 8 11 223 U.S.A. Wyoming Fremont Wind River Range: Shoshone National Forest: west side of Arrow Mountain, 12 mi S of Dubois. -109.5632 43.3778 1 3353 3414 Turfy tundra on calcareous substrate with Kobresia bellardii, Androsace chamaejasme, Saussurea weberi, and Dryas octopetala. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1562 Laura Welp 1994 7 2 183 U.S.A. Wyoming Sweetwater Great Divide Basin Area: Great Divide Basin: spring and adjacent slopes on Steamboat Mountain, ca 5 air mi NNE of North Table Mountain; ca 11 air mi NW of Black Rock. -108.942778 41.982778 2469 2500 Steep, north-facing slope with boulders near top of mountain; low sagebrush dominant, scattered pine; dry, rocky soil. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 861 Laura Welp 1994 6 21 172 U.S.A. Wyoming Fremont Great Divide Basin Area: Green Mountain: spring near Round Park, ca 9 air mi ESE of Crooks Peak; ca 9 air mi W of Whiskey Peak. -107.7239 42.3408 2713 2756 Top of steep south-facing slope; open pine meadow with forb understory; loose, dark, rocky soil with charcoal in some areas. Phenology: flowering. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 45991b Ronald L. Hartman 1994 6 20 171 U.S.A. Wyoming Sweetwater Great Divide Basin Area: Great Divide Basin: Delany Rim, ca 5 air mi S of Tipton. -108.2646 41.5683 2073 2286 Sandy sagebrush areas below, eroded rim, and cushion community above; also areas of slumping with standing water. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 46257 Ronald L. Hartman 1994 6 21 172 U.S.A. Wyoming Fremont Great Divide Basin Area: Green Mountain, ca 7 air mi W of Muddy Gap. -107.6097 42.3547 2134 2256 Streamside, rocky slopes, and lodgepole pine covered slopes. Phenology: flowering. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 35673 B. E. Nelson 1995 6 27 178 U.S.A. Wyoming Fremont Great Divide Basin Area: Green Mountain: Stratton Rim on the southeast end of Green Mountain ca 4 air mi WSW of Whiskey Peak; ca 16.5 air mi SE of Jeffrey City; ca 5.5 air mi NW of Bairoil. -107.6464 42.2969 2500 2652 Stony toe ridge with sagebrush on the lee side of the rim. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5351 Laura Welp 1995 6 14 165 U.S.A. Wyoming Sweetwater Great Divide Basin Area: Great Divide Basin: top of Bull Springs Rim, ca 7.5 air mi S of Bairoil; ca 11 air mi NE of Separation Point. -107.5706 42.1528 2262 2310 Shallow partially vegetated bowl on top of rim with sagebrush and grasses; sandy, rocky soil. Phenology: flowering & fruiting. RM RM 660814 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 51282 Ronald L. Hartman 1995 6 26 177 U.S.A. Wyoming Teton Mount Leidy Highland Area: Gros Ventre River Road, ca 2 air mi E of Forest boundary; just W to overlooking Slide Lake, on the N side. 2256 2378 Steep slopes with outcrops of sandstone and limestone. Phenology: flowering. RM RM 659993 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 52921 Ronald L. Hartman 1995 7 26 207 U.S.A. Wyoming Teton Mount Leidy Highland Area: ca 6.5 air mi ESE of Black Rock Ranger Station, Forest Road 140 on North Fork Spread Creek. -110.23994 43.77713 1 2286 2317 Streamside. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 53357 Ronald L. Hartman 1995 8 12 224 U.S.A. Wyoming Teton Mount Leidy Highland Area: head of Dry Cottonwood Creek SW to Saddle. 2743 2987 Meadow and ridge. Phenology: flowering. RM RM 785876 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1874 Daniel T. Busemeyer Leland Crane, David M. Ketzner, Mary Ann Feist, Richard L. Larimore, 2004 6 15 167 U.S.A. Wyoming Washakie Tensleep Preserve, The Nature Conservancy: southwest flank, foothills of the Big Horn Mountains, ca 10 mi E of Ten Sleep, Canyon Creek watershed near main road. Monument Hill quad. -107.2158 43.9934 2042 Shallow soil over limestone with lichens; found growing with Artemisia tridentata, Allium textile, Androsace filiformis, Juniperus communis, J. scopulorum, Pinus ponderosa, and Sedum lanceolatum. also Paul B. Marcum, Loy Richard Phillippe Phenology: flowering. RM RM 785949 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2544 Paul B. Marcum Daniel T. Busemeyer, Lee Crane, Mary Ann Feist, David Ketzner etc. 2004 6 17 169 U.S.A. Wyoming Washakie Tensleep Preserve, The Nature Conservancy: southwest flank, foothills of the Big Horn Mountains, ca 10 mi E of Ten Sleep. Onion Gulch quad. -107.2025 44.0011 2131 Growing on 170 deg south-facing slope, sandy open area with scattered Juniperus scopulorum, Artemisia tridentata, Pinus ponderosa, other associates include Cymopterus terebinthinus, Oenothera pallida, Sedum lanceolatum, Alyssum parviflorum, and Rosa sayi also Richard T. Larimore, and Loy R. Phillippe Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1597 Nancy Kastning 1989 6 13 164 U.S.A. Colorado Grand Sierra Madre/Park Ranges: Park Range: ca 12 air mi SW of Kremmling in the vicinity of Radium. 2134 2195 Rolling hills of pinyon-juniper and sagebrush. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1531 Nancy Kastning Sunny and Joel Kastning 1989 6 8 159 U.S.A. Colorado Eagle Sierra Madre\Park Range: Park Range: in the vicinity of State Bridge. -106.635 39.8825 2073 2134 Pinyon-juniper. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1597 Nancy Kastning 1989 6 13 164 U.S.A. Colorado Grand Sierra Madre\Park Range: Park Range: ca 12 air mi SW of Kremmling in the vicinity of Radium. -106.5579 39.9413 2134 2195 Rolling hills of pinyon-juniper and sagebrush. RM RM 957383 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 129 Grace M. Kostel 2004 5 6 127 U.S.A. South Dakota Pennington Buffalo Gap National Grassland and Vicinity: Railroad Buttes, 12 air mi SE of Rapid City. -102.820833 43.860278 975 North-northeast-facing slope of Juniperus scopulorum/Juniperus horizontalis plant community; rocky side slopes having heavy clay soil below and sandy, gravelly slopes above. Phenology: flowering. RM RM 957353 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4939 Grace M. Kostel 2005 4 17 107 U.S.A. South Dakota Custer Buffalo Gap National Grassland and Vicinity: Red Shirt Wilderness Area: ca 12 air mi ENE of Fairburn, N of Red Shirt Creek. -102.971767 43.696833 871 On an eroded red-clay butte. Phenology: flowering. RM RM 800706 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 442 Luanne Lum Michelle Wilson 2001 7 2 183 U.S.A. Wyoming Washakie Big Horn Mountains: S of Bar C Creek, ca 54 air mi ESE of Thermopolis. -107.1622 43.5205 1 2439 2454 Lodgepole pine and aspen with sagebrush. Phenology: flowering & fruiting. RM RM 800705 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 469 Luanne Lum Michelle Wilson 2001 7 2 183 U.S.A. Wyoming Washakie Big Horn Mountains: ca 53 air mi ESE of Thermopolis. -107.1821 43.5205 1 2515 Sagebrush with isolated lodgepole pine. Phenology: flowering. RM RM 800704 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 491 Luanne Lum Michelle Wilson 2001 7 2 183 U.S.A. Wyoming Washakie Big Horn Mountains: along Hazelton or County Road 81 S of Bar C Creek, ca 56 air mi ESE of Thermopolis. -107.1423 43.5205 1 2435 2475 Phenology: flowering. RM RM 800703 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 856 Luanne Lum 2001 7 17 198 U.S.A. Wyoming Park Bighorn Basin: along County Road 7RP near Clarks Fork Yellowstone River, ca 23.5 air mi NNW of Cody. -109.1689 44.8468 1 1310 1335 Sagebrush in sandy soil with cobbles. Phenology: flowering. RM RM 933694 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2552 Luanne Lum 2002 6 12 163 U.S.A. Wyoming Washakie Bighorn Basin: SW of Canyon Creek, ca 4.9 air mi E of Ten Sleep. -107.38 44.0409 1 1554 1579 Juniper with sagebrush and yucca on mudstone and siltstone. Phenology: flowering. RM RM 933693 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2729 Luanne Lum 2002 6 14 165 U.S.A. Wyoming Washakie Big Horn Mountains: along Rome Hill or County Road 56 S of Billy Creek, ca 16.2 air mi ESE of Ten Sleep and ca 2.3 air mi W of Monument Hill. -107.1791 43.9689 1 2231 2238 Mountain meadow. Phenology: flowering. RM RM 933692 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2859 Luanne Lum Al Flinck 2002 6 19 170 U.S.A. Wyoming Park Bighorn Basin: along County Road 7UH and S of Goff Lake, ca 10.1 air mi NW of Cody. -109.2094 44.6151 1 2012 2073 Sagebrush on sandy soil. Phenology: flowering. RM RM 933691 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2945 Luanne Lum 2002 6 22 173 U.S.A. Wyoming Washakie Big Horn Mountains: along County Road 85 or BLM Road 1419, ca 5.3 air mi ESE of Big Trails and ca 22.5 air mi SE of Ten Sleep. -107.2417 43.7512 1 1942 2012 Sagebrush on sandy soil with cobbles. Phenology: flowering. RM RM 933690 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3002a Luanne Lum 2002 6 22 173 U.S.A. Wyoming Washakie Big Horn Mountains: along County Road 85 or BLM Road 1419 and along Hazelton Road, ca 9.7 air mi ESE of Big Trails and ca 26.5 air mi SE of Ten Sleep. -107.1423 43.7368 2 2231 2280 Sagebrush. Phenology: flowering. RM RM 803148 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3002b Luanne Lum 2002 6 22 173 U.S.A. Wyoming Washakie Big Horn Mountains: along County Road 85 or BLM Road 1419 and along Hazelton Road, ca 9.7 air mi ESE of Big Trails and ca 26.5 air mi SE of Ten Sleep. -107.1423 43.7368 2 2231 2280 Sagebrush. Phenology: flowering. RM RM 933683 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3035 Luanne Lum 2002 6 22 173 U.S.A. Wyoming Johnson Big Horn Mountains: along Hazelton Road, ca 11 air mi E of Big Trails and ca 25 air mi SE of Ten Sleep. -107.1025 43.78 1 2439 2454 Sagebrush. Phenology: flowering. RM RM 933689 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3114 Luanne Lum 2002 6 24 175 U.S.A. Wyoming Washakie Big Horn Mountains: along Wyo Hwy 435, ca 10 air mi ENE of Ten Sleep. -107.2795 44.0984 1 1817 1865 Juniper, pine, and sagebrush on sandy soil with cobbles. Phenology: flowering. RM RM 933688 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3171 Luanne Lum 2002 6 24 175 U.S.A. Wyoming Washakie Big Horn Mountains: along Wyo Hwy 435, ca 6.7 air mi ENE of Ten Sleep. -107.2594 44.1128 1 1865 2036 Juniper, pine, and sagebrush on sandy soil with cobbles. Phenology: flowering. RM RM 933687 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3424 Luanne Lum 2002 6 30 181 U.S.A. Wyoming Big Horn Big Horn Mountains: along Cold Springs Road S of Medicine Lodge Canyon, ca 10 air mi NE of Hyattville and ca 34 air mi NE of Worland. -107.4351 44.3208 1 2411 2432 Juniper and sagebrush. Phenology: flowering. RM RM 933686 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3461 Luanne Lum 2002 6 30 181 U.S.A. Wyoming Big Horn Big Horn Mountains: along Forest Road 344.01, ca 12 air mi NE of Hyattville and ca 36 air mi NE of Worland. -107.3948 44.3503 1 2646 2676 Sagebrush, pine forest, and mountain meadow. Phenology: flowering. RM RM 933685 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3786 Luanne Lum 2002 7 6 187 U.S.A. Wyoming Washakie Big Horn Mountains: along Forest Road 434, ca 4.8 air mi S of Meadowlark Lake and ca 12 air mi ENE of Ten Sleep. -107.2193 44.1272 1 2573 2606 Sagebrush and coniferous forest. Phenology: flowering. RM RM 933684 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4046 Luanne Lum Michelle Wilson 2002 7 10 191 U.S.A. Wyoming Park Absaroka Mountains: along Monumnet Hill or County Road 7UH on Rattlesnake Mountain, ca 12.5 air mi NNW of Cody. -109.2702 44.6151 1 2237 2295 Sagebrush and pine. Phenology: flowering. RM RM 933682 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5359 Luanne Lum 2002 8 5 217 U.S.A. Wyoming Big Horn Big Horn Mountains: along Forest Road 13 and Bald Mountain Creek, ca 28 air mi E of Lovell; ca 25.3 air mi NNE of Greybull. -107.853 44.8178 1 2737 2743 Spruce and exposed slope. Phenology: fruiting. RM USFS 843695 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 65355 B. E. Nelson 2005 6 15 166 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: E of Sharps Meadows Creek along the Lander Cutoff California and Oregon Trail, ca 6 air mi SW of South Pass City; ca 30 air mi SSW of Lander. -108.9025 42.4257 2378 2427 Sagebrush steppe. Phenology: flowering. RM USFS 843691 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 65359 B. E. Nelson 2005 6 15 166 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: E of Sharps Meadows Creek along the Lander Cutoff California and Oregon Trail, ca 6 air mi SW of South Pass City; ca 30 air mi SSW of Lander. -108.9025 42.4257 2378 2427 Sagebrush steppe. Phenology: flowering. RM USFS 843701 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1238 Rob Massatti 2005 6 27 178 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Cony Mountain and vicinity, ca 12 air mi SW of Lander. -108.8786 42.648 2957 3106 Graminoid/forb meadows. Phenology: flowering. RM USFS 843700 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1317 Rob Massatti 2005 6 30 181 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: ca 15 mi NW of High Spring, ca 20 air mi S of Lander. -108.672 42.5574 2548 2637 Small opening in Douglas fir/limber pine canopy on rocky limestone substrate. Phenology: flowering. RM USFS 843699 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1349 Rob Massatti 2005 6 30 181 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Rennecker Peak and southern slopes, ca 25 air mi SSW of Lander. -108.8744 42.5059 2881 2887 Sagebrush grassland and sparse vegetation mosaic on gravelly granite derived substrate. Phenology: flowering. RM USFS 843698 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2462 Rob Massatti Michelle Noe 2005 7 17 198 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Cyclone Pass to Mount Arter, ca 14 air mi NNW to Lander. -108.986 42.7943 3128 3210 Dry rocky meadow. Phenology: flowering. RM USFS 843692 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2702 Rob Massatti 2005 7 20 201 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Whiskey Mountain and vicinity, ca 7 air mi S of Dubois. -109.6375 43.4406 2807 3164 Dry rocky limestone meadow. Phenology: flowering. RM USFS 843697 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4273 Rob Massatti 2005 8 16 228 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Little Milky Lake area, ca 25 air mi SSE of Dubois. -109.4686 43.1465 2984 3000 Stream banks under Engelmann spruce cover. Phenology: flowering. RM USFS 843696 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4407 Rob Massatti 2005 9 4 247 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: ca 1/2 mi W Dead Ox Creek, ca 3 air mi W of South Pass City. -108.8601 42.4653 2481 Sagebrush grassland. Phenology: fruiting. RM USFS 843693 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 527 Rob Massatti 2005 6 15 166 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: ca 1 mi S of Pine Spring, ca 17 mi S of Lander. -108.6862 42.5901 2503 2576 Limestone pavement interspersed with limestone cliffs and patches of aspen, limber pine, and Douglas fir. Phenology: flowering. RM USFS 843718 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 612 Rob Massatti 2005 6 17 168 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: ca 3 mi SSE of Torrey Lake, ca 9 air mi S of Dubois. -109.5244 43.4171 2435 2570 Sagebrush grassland on dry, coarse limestone substrate. Phenology: flowering. RM USFS 843702 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 877 Rob Massatti 2005 6 21 172 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Fairfield Hill and Timber Top, ca 6 air mi SW of Lander. -108.8949 42.7521 2737 2865 Mixed graminoids and forbs on rocky sandstone substrate. Phenology: flowering. RM USFS 843694 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 956 Rob Massatti 2005 6 23 174 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Suicide Point and vicinity, ca 11 air mi WSW of Lander. -108.9259 42.8076 2673 Graminoid/forb meadow on a rocky limestone substrate. Phenology: flowering. RM USFS 843684 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4737 Rob Massatti 2006 5 26 146 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Miners Delight and vicinity, ca 21 air mi S of Lander. -108.6688 42.5332 2515 2545 Rocky meadow on granite-derived substrate. Phenology: flowering. RM USFS 843683 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4847 Rob Massatti 2006 5 26 146 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: junction of Oregon Trail and Sweetwater River, ca 10 air mi WSW of South Pass City. -108.9871 42.443 2347 2432 Rocky meadow and riparian streamsides. Phenology: flowering. RM USFS 843682 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4934 Rob Massatti 2006 6 3 154 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Pine Creek, Gold Creek and vicinity at forest boundary, ca 5 air mi WNW of South Pass City. -108.8867 42.4923 2564 2621 Sagebrush steppe. Phenology: flowering. RM USFS 843681 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4980 Rob Massatti 2006 6 3 154 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Willow Creek and Shields Mine, ca 1 air mi SE of South Pass City. -108.7812 42.4625 2368 2484 Sagebrush steppe. Phenology: flowering. RM USFS 843690 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5041b Rob Massatti 2006 6 4 155 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: 1 mi NW of Weiser Knoll, ca 12 air mi SSE of Lander. -108.6416 42.7034 1725 1914 Sagebrush steppe. Phenology: flowering. RM USFS 843689 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5152b Rob Massatti 2006 6 4 155 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Rock Creek, ca 2 mi WNW of Rock Creek Reservoir; ca 20 air mi SSW of Lander. -108.8273 42.5582 2649 2750 Ridge dominated by granite outcrops and limber pine. Phenology: flowering. RM USFS 843688 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5485 Rob Massatti 2006 6 8 159 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: 1 mi W of Ed Young Mountain; ca 14 air mi S of Lander. -108.7688 42.6312 2210 2446 Sagebrush steppe. Phenology: flowering. RM USFS 843687 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5913 Rob Massatti 2006 6 22 173 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Burnt Gulch to Freak Mountains, ca 10 air mi SSW of Lander. -108.8666 42.6717 2606 2862 Sagebrush shrubland. Phenology: flowering. RM USFS 843680 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6000 Rob Massatti 2006 6 24 175 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Upper Hudson and Johnson meadows, ca 15 air mi WSW of Lander. -109.0015 42.7336 2875 2942 Dry rocky meadow adjacent to riparian area. Phenology: flowering. RM USFS 843686 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6763 Rob Massatti 2006 6 30 181 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: ca 2 mi SE of Trout Creek Lake, ca 17 air mi WNW of Dubois. -109.9487 43.6057 2701 2789 Dry rocky meadow. Phenology: flowering. RM USFS 843685 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7508 Rob Massatti 2006 7 18 199 U.S.A. Wyoming Fremont East Slope Wind River Range and Vicinity: Baptiste Creek and vicinity, ca 15 air mi WNW of Shoshone Lake. -109.2884 42.8647 3115 3295 Rocky slope with exposed soil, scattered whitebark pine and Engelmann spruce present. Phenology: flowering & fruiting. RM 660866 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 51282 Ronald L. Hartman 1995 6 26 177 U.S.A. Wyoming Teton Mount Leidy Highland Area: Gros Ventre River Road, ca 2 air mi E of Forest boundary; just W to overlooking Lower Slide Lake, on the north side. -110.5565 43.6484 1 2256 2378 Steep slopes with outcrops of sandstone and limestone. Phenology: flowering. RM 659993 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 52921 Ronald L. Hartman 1995 7 26 207 U.S.A. Wyoming Teton Mount Leidy Highland Area: ca 6.5 air mi ESE of Black Rock Ranger Station, Forest Road 140 on North Fork Spread Creek. -110.2378 43.778 1 2286 2317 Streamside. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 64842 B. E. Nelson Rob Massatti and Rachel Newton 2005 6 8 159 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: just off Bushwacker or County Road 432, ca 10.5 air mi W of Shoshoni; ca 14.5 air mi N of Riverton. -108.3174 43.2282 1515 1524 Sandy areas above the stock pond. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 65458 B. E. Nelson 2005 6 17 168 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: along Twin Creek and Twin Creek or County Road 19 at the west base of Sheep Mountain, ca 19-19.5 air mi SE of Lander. -108.4933 42.6166 1850 1865 Sagebrush flats above the creek. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 65547 B. E. Nelson 2005 6 17 168 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: along Silver Creek below Silver Creek Reservoir, ca 0.5 mi S of Hudson-Atlantic City or BLM Road 2302, ca 17.5-18.5 air mi E of Atlantic City; ca 30 air mi SE of Lander. -108.3713 42.4876 2067 2091 Sagebrush steppe. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 112 Rachel Newton 2005 6 13 164 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Lewiston Lakes, ca 30.5 air mi SE of Lander. -108.4541 42.4515 2210 Moderately grazed rocky uplands. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1343 Rachel Newton 2005 6 28 179 U.S.A. Wyoming Albany Wetlands and Adjacent Areas: Wheatland Reservoir #2, ca 36 air mi NNW of Laramie, ca 16 air mi NE of Rock River. -105.7191 41.8613 2070 Dry sandy uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1353 Rachel Newton 2005 6 28 179 U.S.A. Wyoming Albany Wetlands and Adjacent Areas: Wheatland Reservoir #2, ca 35 air mi NNW of Laramie, ca 16 air mi NE of Rock River. -105.7178 41.9011 2086 Dry sandy uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 136 Rachel Newton 2005 6 13 164 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Sweetwater River Canyon, ca 34 air mi SE of Lander. -108.445 42.4329 2106 Along river banks. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1434 Rachel Newton 2005 7 5 186 U.S.A. Wyoming Lincoln Wetlands and Adjacent Areas: Willow Creek, ca 8 air mi N of Kemmerer. -110.5384 41.9229 2122 Dry uplands. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 356 Rachel Newton 2005 6 17 168 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: confluence of Sweetwater River and Sharps Meadows Creek, ca 32 air mi SW of Lander. -108.9052 42.3846 2299 Rocky, sandy uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 433 Rachel Newton 2005 6 17 168 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Sweetwater River, ca 32 air mi SW of Lander. -108.8108 42.3721 2260 Sandy rocky uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 476 Rachel Newton 2005 6 18 169 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Strawberry Creek, ca 26 air mi SE of Lander. -108.5827 42.4545 2250 2292 Rocky slopes. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 521 Rachel Newton 2005 6 18 169 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Deep Creek, ca 30 air mi SE of Lander. -108.5385 42.4609 2297 Rocky uplands. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 82 Rachel Newton 2005 6 13 164 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: Diamond Springs, ca 28 air mi SE of Lander. -108.4826 42.4774 2248 Run-off from springs and pond below adjacent wetlands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9 Rachel Newton 2005 6 10 161 U.S.A. Wyoming Fremont Wetlands and Adjacent Areas: along the Sweetwater River, ca 5 air mi NE of Sweetwater Station; ca 38 air mi SE of Lander. -108.0765 42.5801 1992 Up sandy, rocky slopes and ridgetop. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3880 Rachel Newton 2006 6 1 152 U.S.A. Wyoming Johnson Wetlands and Adjacent Areas: Powder River, ca 25 air mi NE of Kaycee. -106.17172 43.91728 1195 Heavily grazed horse, sheep, and cow pasture with scattered Populus. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3921 Rachel Newton 2006 6 1 152 U.S.A. Wyoming Johnson Wetlands and Adjacent Areas: North Fork Crazy Woman Creek, ca 14 mi S of Buffalo. -106.66669 44.08334 1382 Dry Sarcobatus/Artemisia scrub uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3955 Rachel Newton 2006 6 1 152 U.S.A. Wyoming Johnson Wetlands and Adjacent Areas: Muddy Guard Reservoir #2, ca 9 air mi SSW of Buffalo. -106.75462 44.18208 1609 Rocky sandy hillside with scattered Artemisia and Yucca. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3998 Rachel Newton 2006 6 1 152 U.S.A. Wyoming Johnson Wetlands and Adjacent Areas: Middle Fork Powder River, ca 13 air mi SW of Kaycee. -106.91176 43.59724 1676 Rocky exposed slopes. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4018 Rachel Newton 2006 6 3 154 U.S.A. Wyoming Johnson Wetlands and Adjacent Areas: Meadow Creek, ca 0.5 mi S of Linch; ca 24 air mi ESE of Kaycee. -106.19917 43.60326 1501 Heavily grazed hillside with scattered Artemisia. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4058 Rachel Newton 2006 6 3 154 U.S.A. Wyoming Natrona Wetlands and Adjacent Areas: Coal Draw of Salt Creek, ca 2.5 air mi NE of Edgerton. -106.23314 43.44675 1523 Dry hillside covered with Artemisia. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4112 Rachel Newton 2006 6 3 154 U.S.A. Wyoming Natrona Wetlands and Adjacent Areas: Dead Horse Creek, ca 14 air mi W of Midwest. -106.51891 43.35279 1596 Along dry creek bed and uplands Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4150 Rachel Newton 2006 6 3 154 U.S.A. Wyoming Natrona Wetlands and Adjacent Areas: creek-fed lake, ca 19 air mi SW of Midwest. -106.58508 43.25787 1638 Dry hillsides. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4180 Rachel Newton 2006 6 5 156 U.S.A. Wyoming Johnson Wetlands and Adjacent Areas: Red Fork Powder River, ca 9 air mi W of Kaycee. -106.81651 43.69515 1505 Rocky, shrubby hillside. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4249 Rachel Newton 2006 6 5 156 U.S.A. Wyoming Natrona Wetlands and Adjacent Areas: small pond, ca 21 air mi W of Midwest. -106.6199 43.33934 1597 Dry, grazed uplands. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4306 Rachel Newton 2006 6 7 158 U.S.A. Wyoming Campbell Wetlands and Adjacent Areas: Belle Fourche River, ca 15 air mi NNE of Wright. -105.38707 43.95789 1384 Dry Artemisia scrub hillside. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4338 Rachel Newton 2006 6 7 158 U.S.A. Wyoming Campbell Wetlands and Adjacent Areas: Little Thunder Reservoir, ca 7 air mi SE of Wright. -105.37715 43.69099 1445 Dry Artemisia scrub uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4481 Rachel Newton 2006 6 7 158 U.S.A. Wyoming Weston [location and coordinates withheld] 1401 Dry rocky hillside. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4603 Rachel Newton 2006 6 11 162 U.S.A. Wyoming Johnson Wetlands and Adjacent Areas: Powder River, ca 29 air mi E of Buffalo. -106.15721 44.30084 1184 Dry sandy uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4635 Rachel Newton 2006 6 11 162 U.S.A. Wyoming Johnson Wetlands and Adjacent Areas: Crazy Woman Creek, ca 25 air mi E of Buffalo. -106.22848 44.47929 1200 Dry grazed uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5002 Rachel Newton 2006 6 17 168 U.S.A. Wyoming Johnson [location and coordinates withheld] 1337 Dry sandy uplands in praire dog town. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5055 Rachel Newton 2006 6 17 168 U.S.A. Wyoming Johnson [location and coordinates withheld] 1472 Dry Artemisia scrub uplands. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5920 Rachel Newton 2006 7 6 187 U.S.A. Wyoming Sublette Wetlands and Adjacent Areas: New Fork Lakes, ca 17 air mi N of Pinedale. -109.91577 43.11484 2370 Dry, shaded uplands. Phenology: flowering & fruiting. RM RM 249463 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7091 C. L. Porter 1956 7 1 183 U.S.A. Wyoming Johnson Big Horn Range: W of Buffalo, summit of Sheep Mountain. -107.0051 44.1911 2926 Above timberline. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1523 Robin Jones B. E. Nelson 1991 6 10 161 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: along Birdseye Creek and adjacent slopes and ridges, ca 12 air mi N of Shoshoni; ca 29 air mi NNE of Riverton. -108.1031 43.39333 1615 1768 Limestone like rock, ridges, and slopes. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1552 Robin Jones B. E. Nelson 1991 6 11 162 U.S.A. Wyoming Hot Springs Owl Creek/Bridger Mountains: Gumbo Hills, ca 3 air mi E of Hamilton Dome. -108.5217 43.76639 1646 1724 Gumbo clay hills and slopes. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1553 Robin Jones B. E. Nelson 1991 6 11 162 U.S.A. Wyoming Hot Springs Owl Creek/Bridger Mountains: Padlock Rim, ca 4 air mi SE of Hamilton Dome. -108.1469 43.75389 1676 1817 Sandstone slopes and hills with sandy soil. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1603 Robin Jones 1991 6 20 171 U.S.A. Wyoming Hot Springs Owl Creek/Bridger Mountains: divide between Coulee Creek (Sand Draw) and Grass Creek Basin, ca 30 air mi NW of Thermopolis; ca 13 air mi NNW of Hamilton Dome. -108.6392 43.95528 1737 1745 Artemisia tridentata grasslands and low hills. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1662 Robin Jones Hollis Marriott 1991 6 20 171 U.S.A. Wyoming Hot Springs Owl Creek/Bridger Mountains: Owl Creek Mountains: Wind River Indian Reservation: ca 4.5 air mi SE of Anchor Reservoir; ca 29.5 air mi WSW of Thermopolis. 2865 2993 Large, northeast-facing dip-slope. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1836b Robin Jones 1991 7 8 189 U.S.A. Wyoming Park Owl Creek/Bridger Mountains: Hogback Ridge, SW of Little Buffalo Basin; ca 5 air mi S of Meeteese; ca 43 air mi NW of Thermopolis. -108.8411 44.07167 1833 2076 East-facing slope and sandstone-mudstone ridge. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2024 Robin Jones 1991 7 11 192 U.S.A. Wyoming Hot Springs Owl Creek/Bridger Mountains: Hogback Ridge, ca 15 air mi NW of Hamilton Dome; ca 35 air mi NW of Thermopolis. -108.7194 43.96944 1890 2003 Northeast-facing slope of ridge composed of sandstone and mudstone. RM RM 65370 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8968 Aven Nelson 1903 6 20 171 U.S.A. Wyoming Albany Laramie Hills. -105.4306 41.2397 9 2591 2682 Bleak, wind swept summits. Phenology: flowering & fruiting. RM RM 340005 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1310 Barry C. Johnston 1977 7 7 188 U.S.A. Wyoming Big Horn Bighorn National Forest. -107.552 44.6743 1 2957 Alpine grassland; low rocky limestone ridge. Flowers white to slightly pinkish when fresh; drying to lilac or purple. Phenology: flowering. RM RM 340032 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1462b Barry C. Johnston 1977 8 8 220 U.S.A. Wyoming Big Horn Bighorn National Forest: south side of ridge between Medicine Wheel and summit of Medicine Mountain. -107.91306 44.81639 1 2881 Moderately steep limestone talus slope and small ledges and shelves. Phenology: flowering. RM RM 740785 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 22702 N. Duane Atwood 1997 6 18 169 U.S.A. Wyoming Sweetwater Ca 47 mi E of Rock Springs along Wyo Hwy 430. 2225 Sagebrush/rabbitbrush/saltbrush community. Phenology: flowering & fruiting. RM RM 726782 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1210 D. Hazlett C. A. Popolizio 1997 5 28 148 U.S.A. Wyoming Platte Camp Guernsey: 2 km W of Goshen County, ca 3 km N of Patten Creek. -104.6801 42.4721 1730 Locally common in limestone break within mixed grass prairie on ridgetop of stony sandy loam with Senecio canus, Parthenium alpinum, Stenotus armerioides, Cryptantha cana, and Agropyron sp. Phenology: flowering. RM RM 259964 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1677 Dixie R. Smith 1959 7 2 183 U.S.A. Wyoming Sheridan Big Horn Range: near Burgess Junction, Bear Lodge and vicinity. -107.5245 44.7597 3 2408 2560 Idaho fescue type. Phenology: flowering & fruiting. RM RM 259963 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1707 Dixie R. Smith 1959 6 24 175 U.S.A. Wyoming Sheridan Big Horn Range: near Burgess Junction, Bear Lodge and vicinity. 2408 2560 Idaho fescue type. Phenology: flowering & fruiting. RM RM 577465 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 16572 Erwin F. Evert 1989 6 9 160 U.S.A. Wyoming Park Bighorn Basin: along the south side of Buffalo Bill Reservoir, ca 10 mi SW of Cody. -109.2648 44.479 1661 Ridge above reservoir with Allium textile, Arenaria hookeri and Artemisia nova. Phenology: flowering & fruiting. RM RM 577490 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 16597 Erwin F. Evert 1989 6 9 160 U.S.A. Wyoming Park Bighorn Basin: along the south side of Buffalo Bill Reservoir, ca 8 mi SW of Cody. -109.2244 44.479 1 1646 Rocky, open, sparsely vegetated ridge above reservoir with Phlox bryoides, Haplopappus armerioides, Gaura coccinea and Artemisia pedatifida. Phenology: flowering & fruiting. RM RM 577883 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 16646 Erwin F. Evert 1989 6 9 160 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: base of east side of Sheep Mountain, ca 9 mi SW of Cody. -109.2446 44.4645 1 1768 Seasonally wet-moist depression dominated by Iris missouriensis, Carex praegracilis and Poa ampla. Phenology: flowering & fruiting. RM RM 577699 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 16737 Erwin F. Evert 1989 6 15 166 U.S.A. Wyoming Park Absaroka Mountains: North Fork Shoshone River Drainage: southwest flank of Rattlesnake Mountain, ca 6 mi W of Cody and ca 0.5 mi N of U.S. Hwy 14, 16, and 20. -109.2042 44.5079 1 1646 1768 Sagebrush-grassland community with Artemisia nova, Agropyron spicatum and Hymenoxys acaulis dominating. Phenology: flowering. RM RM 578083 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 17132 Erwin F. Evert 1989 6 25 176 U.S.A. Wyoming Park Absaroka Mountains: North Fork Shoshone River Drainage: southwest end of Rattlesnake Mountain, ca 6 mi W of Cody. -109.1922 44.5295 2 2560 2621 Open Douglas fir-limber pine forest/meadow parkland on limestone substrates. Phenology: flowering & fruiting. RM RM 622705 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8282 Erwin F. Evert 1985 7 9 190 U.S.A. Wyoming Johnson Big Horn Mountains: above and along South Fork Piney Creek, ca 2 mi SW of Story. -106.9378 44.5554 1707 1737 On limestone cliffs. Phenology: flowering. RM RM 38421 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3011 Frank Tweedy 1900 7 20 201 U.S.A. Wyoming Johnson Eastern Slope Big Horn Mountains: headwaters of Clear Creek and Crazy Woman River. -106.952 44.2172 9 2134 2743 Phenology: flowering & fruiting. RM RM 87459 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 23 G. I. Sellon 1902 6 7 158 U.S.A. Wyoming Albany E of Laramie. On the hills. Phenology: flowering. RM RM 710382 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 10809 Hollis Marriott 1988 6 10 162 U.S.A. Wyoming Park Absaroka Mountains, trail to Ishawooa Mesa, off South Fork Shoshone River, ca 32 air mi WSW of Cody. /4 /4S12. -109.563 44.2443 2865 Open ridgetop with other low vegetation on soil made up of large cobbles. Phenology: flowering. RM RM 522895 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 14 Jon Siddoway 1986 6 30 181 U.S.A. Wyoming Sheridan Big Horn Mountains: E of Owen Creek, ca 4.5 air mi SSE of Burgess Junction; ca 27.5 air mi WSW of Sheridan. -107.4845 44.717 1 2621 Shallow granitic soil. Phenology: flowering. RM RM 294008 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 12 Ken Kolm 1974 6 6 157 U.S.A. Wyoming Campbell Near the Belle Fourche River, E of the Douglas-Gillette Highway [Wyo Hwy 59]. -105.3359 44.0074 2 1371 Grasslands in very dry, light colored soil on slopes of ridges; sandstone lens. Phenology: flowering. RM RM 706215 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7943 Laura Welp 1999 6 22 173 U.S.A. Wyoming Big Horn Bighorn Basin: ridge on west side of Bighorn Canyon, ca 0.3 mi E of main park road. -108.2612 44.9923 1268 1292 Top of open sandstone rim in cracks on white slickrock in Pinus flexilis/Cercocarpus ledifolius community. Soil dry, rocky-sandy. Phenology: flowering. RM RM 184681 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3221 Louis O. Williams Rua P. Williams 1936 7 3 185 U.S.A. Wyoming Big Horn Big Horn Mountains: Medicine Mountain. -107.9024 44.8168 1 2896 3048 Rocky (calcareous) hillsides and summit of mountain. Rays purple. Phenology: flowering & fruiting. RM RM 227274 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 208 Richard M. Hurd 1951 6 30 181 U.S.A. Wyoming Johnson Bighorn National Forest: Buffalo District: Rabbit Park, Muddy C and H Allotment. -106.9319 44.2468 1 2439 Southeastern 10% slope: sandy loam; park, with Festuca idahoensis, Poa spp., Carex spp., Lupinus spp., and Agoseris spp. Occasional. Phenology: flowering. RM USFS 402430 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 208 Richard M. Hurd 1951 6 30 181 U.S.A. Wyoming Johnson Bighorn National Forest: Buffalo District: Rabbit Park, Muddy C and H Allotment. -106.9319 44.2468 1 2439 Southeastern 10% slope: sandy loam; park, with Festuca idahoensis, Poa spp., Carex spp., Lupinus spp., and Agoseris spp; occasional abundance. Occasional. Phenology: flowering. RM RM 236756 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 276 Richard M. Hurd 1952 6 15 167 U.S.A. Wyoming Sheridan Bighorn National Forest: Tongue District: along north fence of PK pasture. -107.5655 44.7888 3 2500 Southern 15% slope; shallow rocky loam; park, with Phlox hoodii, Lesquerella sp., Astragalus sp., Antennaria rosea, Poa fendleriana, and Koeleria cristata. Common locally. Phenology: flowering. RM RM 316610 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3206 Robert D. Dorn 1979 5 22 142 U.S.A. Wyoming Big Horn -107.5301 44.2041 1 1585 In clump of Petrophytum. Phenology: flowering. RM RM 329487 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3418 Robert D. Dorn 1980 5 2 123 U.S.A. Wyoming Goshen Round Top ca 12 mi NE of Guernsey. -104.5656 42.3832 1463 Rocky calcareous slope with Bolophyta alpina and Phlox alyssifolia. Phenology: flowering & fruiting. RM RM 329499 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3533 Robert D. Dorn 1980 7 16 198 U.S.A. Wyoming Natrona -107.2133 43.3217 1 2134 Rocky slope with Astragalus and Hymenoxys. Phenology: flowering & fruiting. RM RM 340086 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3802 Robert D. Dorn 1982 7 29 210 U.S.A. Wyoming Sheridan Big Horn Mountains. -107.75111 44.72944 1 2987 Alpine slope with Silene acaulis and Antennaria alpina. Phenology: flowering & fruiting. RM RM 642830 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7922 Robert D. Dorn 1999 5 13 133 U.S.A. Wyoming Platte 9 mi NW of Chugwater. -104.9725 41.8345 1707 Rocky slope with Senecio canus and Yucca. Rays white drying pink-purple. Phenology: flowering & fruiting. RM RM 642830 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7922 Robert D. Dorn 1999 5 13 133 U.S.A. Wyoming Platte 9 mi NW of Chugwater. -104.9733 41.8346 1707 Rocky slope with Senecio canus and Yucca. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7941 Robert D. Dorn 1999 5 30 150 U.S.A. Wyoming Fremont -107.568 43.4207 1951 Rocky limestone slope with Phlox muscoides and Petrophyton. RM RM 681666 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8264 Robert D. Dorn 2000 5 29 150 U.S.A. Wyoming Converse Ca 6 mi N of Lost Springs. -104.9401 42.8057 1 1615 Clay ridge with Ipomopsis and Oxytropis. Rays white. Phenology: flowering. RM RM 743053 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4387 Ron Kass B. Chesler 1995 7 31 212 U.S.A. Wyoming Park Shoshone National Forest: Pickett Creek, ca 35 mi W of Meeteetse. 3140 Subalpine cushion form community; andesitic basalts. Phenology: flowering. RM RM 579459 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 12560 Walter Fertig Jane Struttmann 1992 5 23 144 U.S.A. Wyoming Albany Foothills of Medicine Bow Range: ridge on southern slope of Jelm Mountain, ca 3.5 air mi S of Woods Landing. -106.0036 41.0674 1 2378 2439 Sandy-gravelly north facing grassy slope above open limber pine/aspen forest. Phenology: flowering & fruiting. RM RM 613407 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 13501 Walter Fertig 1993 5 19 139 U.S.A. Wyoming Albany Laramie Range: ridge ca 1.5 mi E of Roger Canyon; 10.5 air mi NE of Laramie, N of Schoolhouse Creek. -105.4314 41.3991 1 2439 2530 Limestone/sandstone rock outcrop overlooking road. Phenology: flowering. RM RM 615843 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 13924 Walter Fertig 1993 6 14 165 U.S.A. Wyoming Natrona Rattlesnake Hills: northwest foothills of range on west side of old Dry Creek Road, ca 0.5 mi S of Gas Hills Road. -107.4341 42.873 1 2164 2286 Exposed limestone bedrock on steep slopes associated with limber pine-grasslands; soils mesic. Phenology: flowering. RM RM 645076 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 16557 Walter Fertig 1996 6 11 163 U.S.A. Wyoming Carbon Shirley Basin: west side of BLM Road 3115, ca 3.5 air mi S of junction with County Road 102, between Sullivan Creek and First Ranch Creek; ca 2 air mi NE of base of Shirley Mountains; ca 4 air mi SE of Wyo Hwy 77. 2182 2195 Sandy-clay flats and low slopes in community of Artemisia pedatifida and scattered Chrysothamnus nauseosus with high cover of Distichlis and Poa secunda. Phenology: flowering & fruiting. RM RM 645064 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 17072 Walter Fertig George Jones 1996 8 10 223 U.S.A. Wyoming Sheridan Big Horn Range: west end of Boyd Ridge at head of Mann Creek, ca 1/4 mi E of Sheep Mountain Road. -107.8361 44.9032 1 2896 2917 Subalpine meadow with scattered islands of Abies lasiocarpa on gravelly sandy-humus-limestone soil; community of Festuca idahoensis with patches of Lupinus and Geum triflorum. Phenology: flowering. RM RM 703580 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 17634 Walter Fertig Keith Lenard 1997 6 30 181 U.S.A. Wyoming Park Bighorn Basin: ridge on west side of Heart Mountain (below main summit cone), ca 1 1/4-1 1/2 mi NE of Wyo Hwy 120, ca 9 air mi NNW of Cody. -109.1285 44.6586 2 2134 Cushion plant community dominated by Arenaria hookeri, Hymenoxys acaulis, Haplopappus armerioides, and Eritrichium on broken dolomite boulders and rock fields. Phenology: flowering & fruiting. RM RM 645479 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 17991 Walter Fertig George Jones 1997 8 16 228 U.S.A. Wyoming Park Absaroka Range: north slope of Pat O'Hara Mountain, ca 1 air mi N of Pat O'Hara Peak; ca 3.5 air mi S of Wyo Hwy 296. -109.3714 44.673 2652 Poa secunda-Festuca idahoensis grassland on limey clay soil with scattered gray limestone rock; vegetative cover ca 75-80%; on south-dipping slope in opening in Pinus flexilis and Picea engelmannii woods. Phenology: flowering & fruiting. RM RM 683958 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 18740 Walter Fertig 1999 7 4 185 U.S.A. Wyoming Carbon Shirley Basin: southwest side and summit of Chalk Mountains, ca 5 air mi SW of junction of Wyo Hwys 77 and 487, ca 11.5 air mi N of the Shriley Mountains. -106.4808 42.3546 2378 Southwest-facing, wind-blasted rim of chalky limstone gravel; cushion plant community dominated by Phlox muscoides and Arenaria hookeri with vegetative cover of 25-40% and rock cover of 50-75%. Phenology: flowering & fruiting. RM RM 683842 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 18767 Walter Fertig 1999 7 13 194 U.S.A. Wyoming Johnson Big Horn Range: northeast end of Elgin Park, ca 0.6 mi E of Grommund Creek; ca 3.4 air mi E of U.S. Hwy 16; ca 9 air mi SW of Buffalo. -106.8917 44.2616 2414 Dry Festuca idahoensis-forb meadow on cryptogam/Selaginella rich stony mollisol. Phenology: flowering & fruiting. RM RM 387091 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5904b June Haines 1986 5 19 139 U.S.A. Wyoming Natrona Ca 6 air mi N of Arminto. -107.2529 43.2647 1 2012 2036 Rocky sagebrush grassland. Phenology: flowering. RM RM 316610 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3206 Robert D. Dorn 1979 5 22 142 U.S.A. Wyoming Big Horn -107.5301 44.2041 1 1585 In clump of Petrophytum. Phenology: flowering. RM RM 329487 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3418 Robert D. Dorn 1980 5 2 123 U.S.A. Wyoming Goshen Round Top; ca 12 mi NE of Guernsey. -104.5688 42.3844 1 1463 Rocky calcareous slope with Bolophyta alpina and Phlox alyssifolia. Phenology: flowering & fruiting. RM RM 329499 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3533 Robert D. Dorn 1980 7 16 198 U.S.A. Wyoming Natrona -107.2133 43.3217 1 2134 Rocky slope with Astragalus and Hymenoxys. Phenology: flowering & fruiting. RM RM 340086 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3802 Robert D. Dorn 1982 7 29 210 U.S.A. Wyoming Sheridan Big Horn Mountains. -107.75111 44.72944 1 2987 Alpine slope with Silene acaulis and Antennaria alpina. Phenology: flowering & fruiting. RM RM 681666 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8264 Robert D. Dorn 2000 5 29 150 U.S.A. Wyoming Converse Ca 6 mi N of Lost Springs. -104.9472 42.8078 1 1615 Clay ridge with Ipomopsis and Oxytropis. Phenology: flowering. RM RM 837900 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3392 David Scott Nancy Bockino 2007 6 12 163 U.S.A. Wyoming Teton Grand Teton National Park and Vicinity: Teton Range: in Stewart Draw, ca 4.5 air mi WNW of Moose; ca 14 air mi N of Jackson. -110.7876 43.6806 2736 Subalpine meadow. Phenology: flowering. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1523 Neil Snow 1987 7 25 206 U.S.A. Wyoming Fremont Southwestern Absarokas: ca 3 air mi SE of Brooks Lake. -109.9383 43.7346 3018 3201 Dry, rocky outcrops above timberline. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2447 Neil Snow 1988 6 23 175 U.S.A. Wyoming Park Southwestern Absarokas: vicinity of South Fork Station, ca 45 air mi SW of Cody. -109.59639 44.15806 1981 Artemisia and Salix along stream. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 809 Neil Snow 1987 7 5 186 U.S.A. Wyoming Fremont Southwestern Absarokas: Kisinger Lakes Trail: ca 8 air mi SE of Togwotee Pass. -109.9383 43.6914 2621 3048 Successional lodgepole forest in logged area. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 972 Neil Snow 1987 7 7 188 U.S.A. Wyoming Teton Southwestern Absarokas: ca 9.5 air mi E of Moran Junction along "Rosies Ridge" (Forest Road 30060), ca 1/4 mi N of U.S. Hwy 26-287. -110.3237 43.8229 1 2317 2347 Moderately steep, unwooded hillside with southern exposure. Soil a loamy sand with numerous cobbles. RM RM 106740 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 675 Arthur C. McIntosh 1925 4 30 120 U.S.A. South Dakota Custer 1 mi S of Fairburn. -103.2154 43.6676 1 1067 Frequent on edge of eroded limestone. Phenology: flowering. RM RM 111330 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 788 Herman E. Hayward 1927 6 12 163 U.S.A. South Dakota Pennington Rapid City. -103.2404 44.0728 1 1036 Redbed foothills; east-facing; grass and yucca association. Phenology: flowering. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 559 B. A. Packer J. Brondum and T. McGowan 1997 6 20 171 U.S.A. Wyoming Albany Laramie Range: Forest Road 703, ca 12 road mi SE of Laramie. -105.4497 41.2684 2618 Windswept granite mountain top. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 634 B. A. Packer J. Brondum and T. McGowan 1997 6 23 174 U.S.A. Wyoming Albany Laramie Range: ca 0.5 road mi NE of Buford along unnamed branch of South Crow Creek, ca 19 air mi SE of Laramie. -105.2969 41.1392 2393 2414 Along creek. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 981 B. A. Packer T. McGowan 1997 6 28 179 U.S.A. Wyoming Albany [location and coordinates withheld] 2414 Streamside. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 40545 B. E. Nelson 1997 6 22 173 U.S.A. Wyoming Natrona Laramie Range: rim above the heads of Big Red and Clear Fork Muddy creeks S of Casper Mountain and W of Muddy Mountain, ca 11 air mi S of Casper. -106.3149 42.686 2256 2347 Forb-grassland back of the rim. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 40564 B. E. Nelson 1997 6 22 173 U.S.A. Wyoming Natrona Laramie Range: rim above the heads of Big Red and Clear Fork Muddy creeks S of Casper Mountain and W of Muddy Mountain, ca 11 air mi S of Casper. -106.3149 42.686 2256 2347 Just below the rim. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57628 Ronald L. Hartman B. A. Packer 1997 6 11 162 U.S.A. Wyoming Natrona Laramie Range: Twin Buttes E and N along limestone cap and SW on two track to Sand Draw. -106.4132 42.5403 1890 2012 Calcareous substrate above, shale below. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57664 Ronald L. Hartman Timothy W. Chumley 1997 6 18 169 U.S.A. Wyoming Albany Laramie Range: Wyo Hwy 34, ca 0.5-1.5 air mi NW of Plumbago Canyon turnoff. -105.5279 41.6619 1 2195 2286 Sandy areas and sandstone with limestone at higher elevation. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57818 Ronald L. Hartman Timothy W. Chumley 1997 6 18 169 U.S.A. Wyoming Albany Laramie Range: Morton Pass and N and NE to 0.7 air mi. -105.5279 41.6911 2195 2256 Calcareous substrate with short strip of granite. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57819 Ronald L. Hartman Timothy W. Chumley 1997 6 18 169 U.S.A. Wyoming Albany Laramie Range: Morton Pass and N and NE to 0.7 air mi. -105.5279 41.6911 2195 2256 Calcareous substrate with short strip of granite. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57928 Ronald L. Hartman 1997 6 20 171 U.S.A. Wyoming Albany Laramie Range: ca 4 air mi N of north end of Wheatland Reservoir No. 2. -105.5961 41.9658 1 2256 2286 Sedimentary deposits especially calcareous and siliceous. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57939 Ronald L. Hartman 1997 6 20 171 U.S.A. Wyoming Albany Laramie Range: ca 4 air mi N of north end of Wheatland Reservoir No. 2. -105.5961 41.9658 1 2256 2286 Sedimentary deposits especially calcareous and siliceous. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57975 Ronald L. Hartman 1997 6 21 172 U.S.A. Wyoming Albany Laramie Range: headwaters of Pinto Creek, ca 9 air mi SW of Garrett. -105.7513 42.024 2103 2195 Sagebrush-grassland with granite outcrop and limestone leaching (?) from above. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 57993 Ronald L. Hartman 1997 6 21 172 U.S.A. Wyoming Albany Laramie Range: headwaters of Pinto Creek, ca 9 air mi SW of Garrett. -105.7513 42.024 2103 2195 Sagebrush-grassland with granite outcrop and limestone leaching (?) from above. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 58137 Ronald L. Hartman 1997 6 21 172 U.S.A. Wyoming Albany Laramie Range: Red Hill, ca 4 air mi N of Wheatland Reservoir No. 3. -105.7319 41.9512 2164 2225 Sagebrush-grassland and calcareous rocky bench with juniper and limber pine. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 58256 Ronald L. Hartman 1997 6 25 176 U.S.A. Wyoming Albany Laramie Range: ridge E of south end of Wheatland Reservoir No. 2, ca 7.5 air mi NW of Morton Pass. -105.6155 41.7766 2134 2256 Badlands on east side, sagebrush-grassland above. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 58274 Ronald L. Hartman 1997 6 25 176 U.S.A. Wyoming Albany Laramie Range: extreme west end of Bluegrass Ridge, ca 11 air mi N of Morton Pass. -105.5379 41.8348 2134 2225 Granite interfacing with limestone; limestone. Phenology: flowering & fruiting. RM RM 793232 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 38627 B. E. Nelson 1996 7 14 196 U.S.A. Wyoming Carbon South-central Wyoming: Sierra Madre: along Deep Gulch, North Fork Savery Creek, and Truckdrivers Creek below Sage Creek or County Road 401, ca 31.5 air mi S of Rawlins; ca 27 air mi NE of Baggs. 2268 2378 Stony stream bottom with patches of alder. Phenology: flowering. RM 852959 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 38104 B. E. Nelson Ronald L. Hartman 1996 6 12 164 U.S.A. Wyoming Park Bighorn Basin: plains N of Bennett Creek, ca 4-5 air mi NW of Clark; ca 30 air mi NNW of Cody. -109.229 44.9358 1396 1440 Sandy to sandy clay soils in sagebrush grassland. Phenology: flowering. RM USFS 852958 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 38109 B. E. Nelson Ronald L. Hartman 1996 6 12 164 U.S.A. Wyoming Park Bighorn Basin: plains N of Bennett Creek, ca 4-5 air mi NW of Clark; ca 30 air mi NNW of Cody. -109.229 44.9358 1396 1440 Sandy to sandy clay soils in sagebrush grassland. Phenology: flowering & fruiting. RM RM 793231 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1194 Beth Ward 1996 6 22 174 U.S.A. Wyoming Sweetwater [location and coordinates withheld] 2201 2289 Moist draw. Phenology: flowering. RM RM 1010729 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 32855 Ronald L. Hartman Bruce Embury 1992 6 21 173 U.S.A. Wyoming Lincoln Wyoming/Salt River Ranges: Gannett Hills: Spring Creek E to ridge; ca 10 air mi SSW of Afton. -111.0239 42.6136 2024 2399 Sagebrush/grassy slopes with scattered Douglas fir, aspen, chokecherry, rabbitbrush, coralberry, and antelope bitterbrush. Phenology: flowering. RM RM 613169 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 26265a B. E. Nelson Russ Nelson 1993 6 23 174 U.S.A. Wyoming Sublette Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Hogsback Ridge: north end of The Hogsback, ca 17.5 air mi SW of Big Piney. -110.3147 42.3403 1 2524 2652 Stony slopes with limber pine grove. Phenology: flowering & fruiting. RM RM 613166 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 37740 Ronald L. Hartman 1993 5 25 145 U.S.A. Wyoming Lincoln Upper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Hogsback Ridge, south end; ca 3 air mi SW of Calpet. -110.31 42.2678 1 2439 2500 Limestone outcrops and calcareous, gravely slopes and ridges. Phenology: flowering. RM RM 297982 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1244 B. E. Nelson Linda Nelson 1975 6 19 170 U.S.A. Wyoming Campbell Powder River Basin: ca 31 mi NNW of Gillette on U.S. Hwy 14-16, then 11.4 mi NNE on Recluse-Olmstead Creek Road, 2.5 mi E of road, ca 8 1/4 mi NE of Recluse. -105.5828 44.77833 1 1250 In clay of sagebrush-grassland with Allium, Vicia, and Koeleria. Frequent. Phenology: flowering. RM RM 537204 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 12495 B. E. Nelson 1985 7 17 198 U.S.A. Wyoming Park Northern Absarokas: Bald Ridge, 5-6 air mi NE of Dead Indian Pass, ca 23.3 air mi NW of Cody. -109.3306 44.8036 1 2439 Limestone ridge with limber pine and some Douglas fir and sagebrush. Phenology: flowering. RM RM 537205 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 15456 B. E. Nelson Erik Nelson 1988 6 7 159 U.S.A. Wyoming Park Northern Absarokas: Sunlight Basin, cascades on Sunlight Creek just E of White Mountain, ca 26 air mi NW of Cody. -109.4725 44.7594 1 2012 Meadow and rim of canyon. Phenology: flowering & fruiting. RM RM 537882 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 15498 B. E. Nelson Erik Nelson 1988 6 7 159 U.S.A. Wyoming Park Northern Absarokas: tributary of Camp Creek above Clarks Fork Yellowstone River, ca 1 mi NW of Sugarloaf Mountain, ca 30.5 air mi NW of Cody. -109.4914 44.83333 2103 Stony meadows. Phenology: flowering & fruiting. RM RM 537200 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 15558 B. E. Nelson Erik Nelson 1988 6 8 160 U.S.A. Wyoming Park Northern Absarokas: above Paint Creek, ca 4 mi N of Pat O'Hara Mountain, ca 19.5 air mi NW of Cody. -109.35111 44.7167 1 2256 Moist meadow with scattered limber pine. Phenology: flowering. RM RM 931704 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 15620 B. E. Nelson Erik Nelson 1988 6 9 161 U.S.A. Wyoming Park Bighorn Basin: ca 3.5 mi NE of Clarks Fork Canyon off Wyo Hwy 292, ca 25.5 air mi NNW of Cody. -109.24917 44.8628 1432 Rubble covered slopes below ridge of intermixed clay, shale, sandstone, and limestone conglomerate. RM RM 931703 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 15679 B. E. Nelson Erik Nelson 1988 6 9 161 U.S.A. Wyoming Park Bighorn Basin: above Line Creek at Shoshone National Forest boundary, ca 6.3 air mi NW of Clark, ca 29.5 air mi NW of Powell. -109.27278 44.9794 1707 Stony sagebrush grassland. RM RM 318025 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1602 B. E. Nelson 1978 6 2 153 U.S.A. Wyoming Niobrara Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 14 air mi SW of Lance Creek, ca 23 air mi NW of Lusk. -104.8529 42.9041 1585 In clay of upland grassland with Koeleria cristata and Zigadenus venenosus. Frequent. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 20553 B. E. Nelson Robin Jones 1991 6 4 155 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: southeast end of Copper Mountain, ca 9 air mi NW of Lysite, ca 40.5 air mi NW of Riverton. -107.7639 43.3919 1 1737 1905 Stony slope with scattered sagebrush. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 20731 B. E. Nelson Robin Jones 1991 6 6 157 U.S.A. Wyoming Hot Springs Bighorn Basin: between Rattlesnake Gulch and Missouri Flats Road, ca 5 air mi NW of Thermopolis. -108.3055 43.68 2 1402 1493 On sandstone hogback. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 20775 B. E. Nelson Robin Jones 1991 6 6 157 U.S.A. Wyoming Hot Springs Bighorn Basin: between Kester Coulee and Prospect Creek, SW of Ilo Ridge, ca 5 air mi SSE of town site of Grass Creek, ca 25-26 air mi NW of Thermopolis. -108.59861 43.88194 1 1661 1682 Sandstone knoll in sagebrush-grassland. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 20857 B. E. Nelson Robin Jones 1991 6 8 159 U.S.A. Wyoming Hot Springs Bighorn Basin: above Red Canyon across from Minnesela Slope, ca 4.5 air mi SW of Thermopolis. -108.2855 43.6081 1 1646 1676 Old burn area in sagebrush-grassland with no current sagebrush regeneration. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 20988 B. E. Nelson Robin Jones 1991 6 10 161 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: along Birdseye Creek and adjacent slopes and ridges, ca 17 air mi N of Shoshoni, ca 35 air mi NNE of Riverton. -108.1031 43.3933 2 1615 1768 Dolomite? ridges and outcrops with associated slopes. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 21062 B. E. Nelson Robin Jones 1991 6 11 162 U.S.A. Wyoming Hot Springs Bighorn Basin: west end of Padlock Rim, ca 4 air mi SE of Hamilton Dome, ca 16 air mi WNW of Thermopolis. -108.5025 43.7519 1 1676 1829 Slopes on sandstone, shale, mudstone ridge. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 21126 B. E. Nelson 1991 6 13 164 U.S.A. Wyoming Hot Springs Bighorn Basin: along Cottonwood Creek, ca 6 air mi W of Hamilton Dome, ca 25 air mi WNW of Thermopolis. -108.6825 43.7664 1 1737 Rolling hills with sandstone outcrops, sandy and clay patches in sagebrush-grassland or grassland. Phenology: flowering & fruiting. RM RM 962075 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 22567 B. E. Nelson 1992 6 24 176 U.S.A. Wyoming Albany Medicine Bow Mountains: Red Mountain and vicinity: ridge ca 1 air mi E of Red Mountain summit, ca 27 air mi SW of Laramie. -105.9086 41.0086 1 2439 2560 Stony slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2712 B. E. Nelson 1979 5 27 147 U.S.A. Wyoming Johnson Powder River Basin: ca 19 air mi NNE of Linch, ca 28.5 air mi NE of Kaycee, above Big Willow Creek on Iragaray Ranch. -106.11917 43.8731 1 1371 Rare on west aspect of upland grassland in sandy clay with Carex and Artemisia pedafida. Phenology: flowering & fruiting. RM RM 348563 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3093 B. E. Nelson 1979 7 5 186 U.S.A. Wyoming Washakie Big Horn Mountains: ca 31 air mi SE of Ten Sleep, ca 12.5 air mi SE of Big Trails. -107.1427 43.6508 1 2225 Grassy slopes. RM RM 348562 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3261 B. E. Nelson 1979 7 9 190 U.S.A. Wyoming Big Horn Big Horn Mountains: at the head of Ranger Creek just below Snowshoe Pass, ca 27 air mi E of Greybull, ca 20.5 air mi N of Hyattville. -107.50556 44.5411 1 2591 Grassy slope. Phenology: flowering & fruiting. RM RM 348518 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3432 B. E. Nelson 1979 7 10 191 U.S.A. Wyoming Big Horn Big Horn Mountains: ca 25.5 air mi ESE of Greybull, ca 8.5 air mi N of Hyattville on Alkali Road. -107.54861 44.3675 1 1829 Canyon walls and rim. Phenology: flowering & fruiting. RM RM 348520 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3496 B. E. Nelson 1979 7 11 192 U.S.A. Wyoming Washakie Big Horn Mountains: ca 31 air mi SE of Ten Sleep, ca 12 air mi SE of Big Trails. -107.1811 43.6227 1 2408 Stony, grassy sagebrush slope. Phenology: flowering & fruiting. RM RM 348561 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3746 B. E. Nelson Keith H. Dueholm 1979 7 15 196 U.S.A. Wyoming Sheridan Big Horn Mountains: ca 13.5 air mi W of Dayton; ca 7 air mi N of Burgess Junction on the southeast half of Dry Fork Ridge. -107.5314 44.872 1 2560 Rocky slope. Phenology: flowering & fruiting. RM RM 348560 Erigeron ochroleucus > Erigeron radicatus ? physical specimen Asteraceae Erigeron ochroleucus Nutt. 3750 B. E. Nelson Keith H. Dueholm 1979 7 15 196 U.S.A. Wyoming Sheridan Big Horn Mountains: ca 13.5 air mi W of Dayton; ca 7 air mi N of Burgess Junction on the southeast half of Dry Fork Ridge. -107.5314 44.872 1 2560 Limestone outcrop in subalpine fir forest. Phenology: flowering & fruiting. RM RM 348559 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5156 B. E. Nelson 1980 6 6 158 U.S.A. Wyoming Washakie Big Horn Mountains: near the mouth of Tensleep Canyon, ca 5 air mi NE of Ten Sleep. -107.35861 44.07028 1 1493 Steep, rocky Cercocarpus slope below sandstone cliffs. RM RM 348523 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5349 B. E. Nelson 1980 6 10 162 U.S.A. Wyoming Big Horn Big Horn Mountains: Cottonwood Canyon, ca 17 air mi E of Lovell. -108.0553 44.8617 1 1646 Brushy slopes. Phenology: flowering & fruiting. RM RM 348558 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5390 B. E. Nelson 1980 6 11 163 U.S.A. Wyoming Big Horn Big Horn Mountains: west slope of Little Mountain near Kane BM, ca 14.5 air mi NE of Lovell. -108.1383 44.9356 1 1859 Roadsides. Phenology: flowering & fruiting. RM RM 348557 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5420 B. E. Nelson 1980 6 11 163 U.S.A. Wyoming Big Horn Big Horn Mountains: below northeast side of Little Mountain near Godes Spring, ca 1 air mi S of Devil Canyon, ca 16 air mi NE of Lovell. -108.09778 44.9353 1 1829 Stony grassy slopes. Phenology: flowering. RM RM 348556 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5491 B. E. Nelson 1980 6 12 164 U.S.A. Wyoming Big Horn Big Horn Mountains: Five Springs Campground below Five Springs Falls; ca 21 air mi E of Lovell. -107.9744 44.80389 1 2012 Rocky, brushy canyon bottom. Phenology: flowering. RM RM 348555 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5587 B. E. Nelson 1980 6 16 168 U.S.A. Wyoming Johnson Big Horn Mountains: along U.S. Hwy 16, ca 8 air mi WSW of Buffalo. -106.8717 44.3317 1 2042 Mountain slopes and meadows. Phenology: flowering. RM RM 348554 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5651 B. E. Nelson 1980 6 16 168 U.S.A. Wyoming Washakie Big Horn Mountains: along old U.S. Hwy 16 in Tensleep Canyon, ca 11 air mi NE of Ten Sleep. -107.26111 44.1156 1 2225 Sagebrush and stony slopes. RM RM 348553 Erigeron ochroleucus × Erigeron radicatus ? physical specimen Asteraceae Erigeron ochroleucus Nutt. 5984 B. E. Nelson 1980 7 8 190 U.S.A. Wyoming Johnson Big Horn Mountains: just off U.S. Hwy 16 between Powder River Pass and Munkres Pass, ca 23 air mi SW of Buffalo. -107.06056 44.145 1 2835 Gravelly hilltop. Phenology: flowering & fruiting. RM RM 348532 Erigeron ochroleucus > Erigeron radicatus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6009 B. E. Nelson 1980 7 10 192 U.S.A. Wyoming Johnson Big Horn Mountains: Powder River Pass, ca 23.5 air mi SW of Buffalo. -107.0797 44.145 1 2950 Stony meadow. Phenology: flowering & fruiting. RM RM 348552 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6079 B. E. Nelson 1980 7 10 192 U.S.A. Wyoming Johnson Big Horn Mountains: Sheep Mountain, ca 19 air mi SW of Buffalo. -107.0131 44.1861 1 2896 Stony meadow on mountain top. Phenology: flowering & fruiting. RM RM 348530 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6166 B. E. Nelson 1980 7 11 193 U.S.A. Wyoming Big Horn Big Horn Mountains: Duncum Mountain, ca 27 air mi E of Lovell, ca 17 air mi NW of Burgess Junction. -107.8517 44.8581 1 2987 Meadow. Phenology: flowering & fruiting. RM RM 348551 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6229 B. E. Nelson 1980 7 13 195 U.S.A. Wyoming Big Horn Big Horn Mountains: between Five Springs Point and Elk Springs Creek, ca 3 air mi WNW of Medicine Wheel Archeological Site, ca 21.5 air mi E of Lovell. -107.9744 44.83222 1 2713 Stony clearing in spruce-fir forest. Phenology: flowering & fruiting. RM RM 348529 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6255 B. E. Nelson 1980 7 13 195 U.S.A. Wyoming Big Horn Big Horn Mountains: Tillets Hole, ca 1.5 air mi NW of Medicine Wheel Archaelogical Site, ca 22.5 air mi E of Lovell. -107.9336 44.8453 1 2743 Rocky areas at the rim. Phenology: flowering & fruiting. RM RM 348550 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6416 B. E. Nelson Denise Gion 1980 7 15 197 U.S.A. Wyoming Johnson Big Horn Mountains: W of Circle Park at the head of Circle Park Creek, ca 15.5 air mi WSW of Buffalo. -106.9922 44.2733 1 2469 Dry meadow. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7303 Hollis Marriott 1984 6 27 179 U.S.A. Wyoming Weston Black Hills: W of Wyo Hwy 116 near junction with Arch Creek Road, ca 5 air mi NNE of Upton. -104.58389 44.1567 1 1356 Sagebrush-grassland with occasional pines and junipers. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5904b June Haines 1986 5 19 139 U.S.A. Wyoming Natrona Ca 6 air mi N of Arminto. -107.2529 43.2647 1 2012 2036 Rocky sagebrush grassland. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5975b June Haines 1986 5 30 150 U.S.A. Wyoming Fremont Edge of Government Meadows, ca 4.5 air mi NNE of Sweetwater Station. -108.1606 42.5999 2 2015 2057 Sandy sagebrush grassland. RM RM 523872 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 11028 Keith H. Dueholm 1981 5 21 141 U.S.A. Wyoming Campbell Powder River Basin: along Porcupine Creek, ca 21 air mi SE of Reno Junction. -105.2303 43.5425 3 1463 Scoria grassland in rolling hills, deep-cut draw with rocky slopes, greasewood flats along creek; hills. Phenology: flowering. RM RM 523648 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 11333 Keith H. Dueholm 1981 6 7 158 U.S.A. Wyoming Campbell Powder River Basin: ca 20 air mi SE of Reno Junction. -105.1911 43.5728 1 1524 Gently rolling sagebrush plain, eroded slopes with coal outcrops and sand, scoria outcrops; scoria. Phenology: flowering. RM RM 523873 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 11598 Keith H. Dueholm 1981 6 18 169 U.S.A. Wyoming Converse Powder River Basin: Flat Top Hill; ca 17 air mi ENE of Douglas. -105.0453 42.8172 1 1646 Sandy slopes below caprock of butte, outcrops along edge of butte, sage-grassland on top, sandy plains below; slopes. Phenology: flowering & fruiting. RM RM 324688 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1222 Keith H. Dueholm Ronald L. Hartman 1978 5 22 142 U.S.A. Wyoming Campbell [location and coordinates withheld] 1371 Small slope - dry plains. Phenology: flowering. RM RM 324100 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1405 Keith H. Dueholm Ronald L. Hartman 1978 5 25 145 U.S.A. Wyoming Campbell [location and coordinates withheld] 1158 Sagebrush plains. Phenology: flowering. RM RM 324706 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1494 Keith H. Dueholm Ronald L. Hartman 1978 5 26 146 U.S.A. Wyoming Campbell [location and coordinates withheld] 1158 Clay uplift in rolling plains; open slope. Phenology: flowering. RM RM 324655 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1535 Keith H. Dueholm Ronald L. Hartman 1978 5 27 147 U.S.A. Wyoming Campbell [location and coordinates withheld] 1493 Roadside right-of-way - plains. Phenology: flowering. RM RM 324694 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1547 Keith H. Dueholm Ronald L. Hartman 1978 5 27 147 U.S.A. Wyoming Campbell Powder River Basin: Pumpkin Buttes: South Middle Butte, north end, above east and west faces, and rolling plains to east. -105.8761 43.7294 2 1829 Pinus flexilus (E slope) and Juniperus (W slope); plains at summit. Phenology: flowering. RM RM 324695 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1621 Keith H. Dueholm Ronald L. Hartman 1978 5 29 149 U.S.A. Wyoming Campbell [location and coordinates withheld] 1524 Rolling plains and shallow drainage N of road; sagebrush plains. Phenology: flowering. RM RM 324681 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1979 Keith H. Dueholm Ronald L. Hartman 1978 6 7 158 U.S.A. Wyoming Campbell Powder River Basin: White Tail Butte. -105.54222 44.80444 2 1219 Sandy slopes, sagebrush plains, draws, and roadside; plains. Phenology: flowering. RM RM 324677 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2124 Keith H. Dueholm Ronald L. Hartman 1978 6 10 161 U.S.A. Wyoming Campbell [location and coordinates withheld] 1432 Rocky slopes, stream margins, ponderosa pine woodland, juniper slopes; slope. Phenology: flowering. RM RM 324699 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2473 Keith H. Dueholm Ronald L. Hartman and Mary Alice Sanguinetti. 1978 6 22 173 U.S.A. Wyoming Campbell Powder River Basin: ca 9 air mi NNE of Soda Wells. -105.2383 44.77917 1 1158 Eroded plains, small draw; eroded plains. Phenology: flowering & fruiting. RM RM 324683 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2585 Keith H. Dueholm Ronald L. Hartman and Mary Alice Sanguinetti. 1978 6 23 174 U.S.A. Wyoming Campbell [location and coordinates withheld] 1158 Ponderosa pine slopes, eroded plains; plains and slopes. Phenology: flowering & fruiting. RM RM 324659 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2837 Keith H. Dueholm 1978 6 25 176 U.S.A. Wyoming Campbell [location and coordinates withheld] 1402 Plains, head of draw; plains. Phenology: flowering & fruiting. RM RM 324691 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3074 Keith H. Dueholm 1978 6 28 179 U.S.A. Wyoming Campbell Powder River Basin: Fletcher Canyon. -105.9977 43.6119 2 1463 Dissected plain and open canyon slopes; slopes. Phenology: flowering. RM RM 324692 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3142 Keith H. Dueholm 1978 6 28 179 U.S.A. Wyoming Campbell [location and coordinates withheld] 1585 Plains and head of draw, highway right-of-way; draw. Phenology: flowering & fruiting. RM RM 324652 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3227 Keith H. Dueholm 1978 6 29 180 U.S.A. Wyoming Campbell [location and coordinates withheld] 1524 Heavily grazed plains and butte, eroded slopes, small holding pond; slopes. Phenology: flowering & fruiting. RM RM 324664 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3418 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 6 187 U.S.A. Wyoming Campbell [location and coordinates withheld] 1250 Roadside, plains, ridge; ridge. Phenology: flowering & fruiting. RM RM 324709 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3792 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 10 191 U.S.A. Wyoming Campbell [location and coordinates withheld] 1250 Plains, small draw, gravelly roadcuts; slopes. Phenology: flowering & fruiting. RM RM 324647 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3917 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 11 192 U.S.A. Wyoming Campbell [location and coordinates withheld] 1493 Rolling plains, small draw; plains. Phenology: flowering & fruiting. RM RM 324705 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4082 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 12 193 U.S.A. Wyoming Campbell Powder River Basin: ca 7.5 air mi N of Echeta. -105.869 44.55611 1 1341 Sandstone ridge, outcrops. Phenology: flowering & fruiting. RM RM 324667 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4151 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 13 194 U.S.A. Wyoming Campbell [location and coordinates withheld] 1493 Rolling plains, roadside; plains. Phenology: flowering & fruiting. RM RM 324665 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4234 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 14 195 U.S.A. Wyoming Campbell [location and coordinates withheld] 1585 Sandstone ridge, outcrops, plains; small draw. Phenology: flowering & fruiting. RM RM 324679 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4316 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 15 196 U.S.A. Wyoming Campbell Powder River Basin: ca 24 air mi SW of Gillette. -105.91917 44.105 1 1463 Plains, eroded slopes, draw; plains. Phenology: flowering & fruiting. RM RM 324697 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4410 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 16 197 U.S.A. Wyoming Campbell [location and coordinates withheld] 1524 Plains, scoria topped butte, loose talus slopes; slopes. Phenology: flowering & fruiting. RM RM 324689 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4504 Keith H. Dueholm 1978 7 22 203 U.S.A. Wyoming Campbell [location and coordinates withheld] 1432 Ponderosa pine covered buttes, steep shale and talus slopes, sagebrush plains at summit, ravines; slopes. Phenology: flowering & fruiting. RM RM 324690 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4674 Keith H. Dueholm 1978 7 23 204 U.S.A. Wyoming Campbell Powder River Basin: ca 4 air mi ENE of Adonis. -105.1825 44.5186 2 1219 Sagebrush plains, ponderosa pine slopes, ravines, eroded slopes, creek bottom; slopes. Phenology: flowering & fruiting. RM RM 324698 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5082 Keith H. Dueholm 1978 7 27 208 U.S.A. Wyoming Campbell [location and coordinates withheld] 1552 Caprock topped mesa, sagebrush/grassland on lower slopes, limber pine scattered, rocky slopes, loose sandy slopes, plains at summit, with occasional wet depressions; slopes. Phenology: flowering & fruiting. RM RM 324707 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5241 Keith H. Dueholm 1978 7 29 210 U.S.A. Wyoming Campbell [location and coordinates withheld] 1597 Rolling plains, eroded, sandy slopes, sandstone outcrops, small peak; plains. Phenology: fruiting. RM RM 324702 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6211 Keith H. Dueholm 1978 8 26 238 U.S.A. Wyoming Campbell Powder River Basin: South Middle Pumpkin Butte. -105.8761 43.7294 3 1707 1829 Limber pine slopes, rocky slopes, small pools of water on upper east slopes, plains and outcrops on summit; caprock on summit. Phenology: fruiting. RM RM 333249 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6377 Keith H. Dueholm 1979 6 3 154 U.S.A. Wyoming Sheridan [location and coordinates withheld] 1280 Rolling plains. Phenology: flowering. RM RM 333248 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6429 Keith H. Dueholm 1979 6 4 155 U.S.A. Wyoming Johnson [location and coordinates withheld] 1585 Sandy, rolling plains, draws; draw. Phenology: flowering. RM RM 333225 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6474 Keith H. Dueholm 1979 6 4 155 U.S.A. Wyoming Johnson [location and coordinates withheld] 1493 1524 Sagebrush plains, draws, sandstone butte dominated by cercocarpus, and rocky, gravelly slopes; slopes. Phenology: flowering. RM RM 333987 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6556 Keith H. Dueholm 1979 6 5 156 U.S.A. Wyoming Johnson Powder River Basin: ca 7.5 air mi SE of Kaycee. -106.5652 43.6217 2 1432 Sagebrush plain on clay, draws; plains. Phenology: flowering. RM RM 333224 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6638 Keith H. Dueholm 1979 6 5 156 U.S.A. Wyoming Johnson [location and coordinates withheld] 1432 Stony plains, sandstone outcrops, rocky slopes, with scattered ponderosa pines; slopes. Phenology: flowering. RM RM 334001 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6707 Keith H. Dueholm 1979 6 7 158 U.S.A. Wyoming Sheridan Powder River Basin: hills above S R Creek, ca 8 air mi E of Wyarno. -106.5967 44.7989 2 1341 Rocky slopes, scoria, sagebrush plains, mesic ravine; slopes. Phenology: flowering. RM RM 334199 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6747 Keith H. Dueholm 1979 6 9 160 U.S.A. Wyoming Sheridan Powder River Basin: ca 8 air mi N of Leiter. -106.2536 44.8278 1 1189 Rolling sagebrush plain, shallow draws; plains. Phenology: flowering. RM RM 333223 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7185 Keith H. Dueholm 1979 6 22 173 U.S.A. Wyoming Sheridan [location and coordinates withheld] 1158 Artemisia cana plains, draws; draw. Phenology: flowering & fruiting. RM RM 333243 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7238 Keith H. Dueholm 1979 6 22 173 U.S.A. Wyoming Johnson [location and coordinates withheld] 1158 High ridge above river, clay slopes, rocky sandstone summit; summit. Phenology: flowering & fruiting. RM RM 333226 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7395 Keith H. Dueholm 1979 6 23 174 U.S.A. Wyoming Niobrara Powder River Basin: ca 4 air mi W of Lance Creek. -104.7369 43.0487 1 1432 Sagebrush plain, sandstone outcrops; outcrops. Phenology: flowering & fruiting. RM RM 333245 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7486 Keith H. Dueholm 1979 6 29 180 U.S.A. Wyoming Johnson Powder River Basin: Powder River Breaks. -106.22 43.9578 2 1432 Clay slopes, bottoms of draws, sagebrush plains on level areas; slopes. Phenology: flowering & fruiting. RM RM 333244 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7529 Keith H. Dueholm 1979 6 30 181 U.S.A. Wyoming Sheridan [location and coordinates withheld] 1310 Hillside along roadway, meadows along creek, irrigation ditch; hillside. Phenology: flowering & fruiting. RM RM 333220 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7696 Keith H. Dueholm 1979 7 3 184 U.S.A. Wyoming Natrona Powder River Basin: ca 24 air mi N of Natrona. -106.8325 43.3758 1 1646 Gently rolling sagebrush plain on red sand (Chugwater Formation), small outcrops; plain. Phenology: flowering & fruiting. RM RM 333246 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7930 Keith H. Dueholm 1979 7 10 191 U.S.A. Wyoming Converse [location and coordinates withheld] 1524 Sandy plain, ponderosa pine slopes; slopes. Phenology: flowering & fruiting. RM RM 348549 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8120 Keith H. Dueholm 1979 7 15 196 U.S.A. Wyoming Sheridan Big Horn Mountains: southeast edge of Dry Fork Ridge, ca 5.5 air mi N of Burgess Junction. -107.5042 44.8436 1 2317 Meadows, limestone outcrops, scattered limber pine, occasionally in small groves; outcrops. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8121 Keith H. Dueholm 1979 7 15 196 U.S.A. Wyoming Sheridan Big Horn Mountains: southeast edge of Dry Fork Ridge, ca 5.5 air mi N of Burgess Junction. -107.5042 44.8436 1 2317 Meadows, limestone outcrops, scattered limber pine, occasionally in small groves; outcrops. RM RM 333222 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8270 Keith H. Dueholm 1979 7 21 202 U.S.A. Wyoming Johnson [location and coordinates withheld] 1524 Hilly, stony plains. Phenology: flowering & fruiting. RM RM 333221 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8501 Keith H. Dueholm 1979 7 25 206 U.S.A. Wyoming Natrona Powder River Basin: Teapot Dome, ca 12 air mi SSE of Midwest. -106.1844 43.2489 1 1646 Sandy plains, ridges, outcrops, deep cut draws; draw. Phenology: flowering & fruiting. RM RM 523870 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9208 Keith H. Dueholm Ronald L. Hartman 1980 5 20 141 U.S.A. Wyoming Carbon Laramie Plains: ca 6 air mi N of Medicine Bow. -106.18 41.9797 1 2134 Sandstone ridge, with outcrops, large rock flats, with Cercocarpus montanus, Tetradymia canescens, Artemisia tridentata, some Ribes cereum, rolling plains around ridge with shallow soil; outcrops. Phenology: flowering. RM RM 931700 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9543 Keith H. Dueholm Ronald L. Hartman 1980 5 26 147 U.S.A. Wyoming Big Horn Bighorn Basin: NE edge of Cedar Mountain. -107.50944 44.20444 1 1524 Limestone slabs, with scree slopes with juniper, sagebrush plains below; slopes. RM RM 348547 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9566 Keith H. Dueholm Ronald L. Hartman 1980 5 27 148 U.S.A. Wyoming Washakie Big Horn Mountains: Rome Hill Road, ca 10.5 air mi ESE of Ten Sleep. -107.2358 43.9839 1 1829 Chugwater redbeds with gypsum, sagebrush drainages; redbeds. Phenology: flowering. RM RM 348546 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9666 Keith H. Dueholm Ronald L. Hartman 1980 5 28 149 U.S.A. Wyoming Big Horn Big Horn Mountains: John Blue Canyon Road, 5.9 mi NNE of U.S. Hwy 14A. -108.1383 44.9356 2 1829 Limestone outcrops and slopes with Juniperus osteosperma, and rocky slopes; outcrops. Phenology: flowering. RM RM 930384 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9729 Keith H. Dueholm Ronald L. Hartman 1980 5 29 150 U.S.A. Wyoming Park Bighorn Basin: "Colter Hell", 3 air mi W of center of Cody. -109.12861 44.5283 2 1554 Inner slopes of pits from former hot springs, surrounding plains; pit. RM RM 931698 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9755 Keith H. Dueholm Ronald L. Hartman 1980 5 30 151 U.S.A. Wyoming Park Bighorn Basin: Pappapau Buttes. -109.04556 44.0853 1 1951 2012 Sandstone buttes, outcrops with Juniperus scopulorum, Pinus flexilus, and Pseudotsuga, lower sagebrush slopes, sandy plains above ridges; sandy plain. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4080 Robert S. Kirkpatrick 1984 7 17 199 U.S.A. Wyoming Fremont Absaroka Mountains: ca 14 air mi ENE of Dubois along Indian Ridge N to Telephone Draw. -109.52 43.7058 2 2987 3048 Alpine fell fields along a calcareous ridge; dry areas. RM RM 556388 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4086 Robert S. Kirkpatrick 1984 7 17 199 U.S.A. Wyoming Fremont Absaroka Mountains: ca 14 air mi ENE of Dubois along Indian Ridge N to Telephone Draw. -109.52 43.7058 2 2987 3048 Alpine fell fields along a calcareous ridge; dry areas. Phenology: flowering & fruiting. RM RM 348536 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 10199 Ronald L. Hartman 1979 7 15 196 U.S.A. Wyoming Sheridan Big Horn Mountains: ca 1 air mi NW of Freeze Out Point. -107.4497 44.872 1 2439 Limestone outcrops and adjacent forest. Phenology: flowering & fruiting. RM RM 348535 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 10298 Ronald L. Hartman 1979 7 15 196 U.S.A. Wyoming Sheridan Big Horn Mountains; Bighorn National Forest: 0.3 air mi NW of Freeze Out Point. -107.44917 44.8578 1 2439 Meadow and forest edge. Phenology: flowering & fruiting. RM RM 348534 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 10543 Ronald L. Hartman 1979 8 1 213 U.S.A. Wyoming Washakie Big Horn Mountains: ca 17 air mi SSW of Big Trails. -107.1392 43.5489 2 2439 Limestone outcrop on west exposure. Phenology: flowering & fruiting. RM RM 330170 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 10566 Ronald L. Hartman 1979 8 3 215 U.S.A. Wyoming Sheridan Big Horn Mountains: ca 4.5 air mi SSW of Dayton. -107.31306 44.8142 1 1463 Gypsum Springs Formation and Chugwater red beds and roadside. Phenology: fruiting. RM RM 352744 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 10632 Ronald L. Hartman 1979 8 3 215 U.S.A. Wyoming Sheridan Big Horn Mountains: ca 4 air mi SSW of Dayton. -107.31306 44.8289 1 1463 Forested valley through Chugwater redbeds and limestone outcrops; also forest margin. Phenology: fruiting. RM RM 348533 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 11223 Ronald L. Hartman Keith H. Dueholm 1980 5 26 147 U.S.A. Wyoming Big Horn Big Horn Mountains: Cold Springs Road, ca 8 air mi NE of Hyattville. -107.48833 44.3406 1 2134 Dissected plains with Juniperous osteosperma and Artemisia tridentata. Phenology: flowering. RM RM 530974 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 13361 Ronald L. Hartman 1981 7 1 182 U.S.A. Wyoming Park West ridge leading to summit of Heart Mountain. -109.1678 44.6728 2 1890 2134 Open slopes and ridges and badlands; sandstone and shales. Phenology: flowering & fruiting. RM RM 931699 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 14235 Ronald L. Hartman 1983 5 20 140 U.S.A. Wyoming Park Bighorn Basin: Sugarloaf Butte: ca 2 air mi NNW of Clark. -109.1906 44.95 Sandstone and sand; top, steep sloping and base of butte. RM RM 931702 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 14328 Ronald L. Hartman John Hamann 1983 5 23 143 U.S.A. Wyoming Park Bighorn Basin: 10.5 mi NE of Cody. -108.8853 44.60111 1798 1966 Mostly shaley badland on summit and upper slope of peak. RM RM 931701 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 14346 Ronald L. Hartman John Hamann 1983 5 24 144 U.S.A. Wyoming Park Bighorn Basin: Kimball Bench: ca 10 air mi SSW of Clark. -109.2497 44.7742 1463 1524 Shale and sandstone slopes, ridges, and drainages. RM RM 556387 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 15145 Ronald L. Hartman Robert S. Kirkpatrick 1983 6 16 167 U.S.A. Wyoming Hot Springs Absaroka Mountains: ca 40 air mi W of Thermopolis on South Fork Owl Creek Road, ca 3.5 road mi SW of Middle Fork Owl Creek crossing. -109.0156 43.6632 3 2652 2774 Open grassy slopes with some big sagebrush, drainages, and wooded slopes with limber pine, douglas fir, and engelmann spruce. Phenology: flowering. RM RM 387094 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 20250 Ronald L. Hartman June Haines 1985 5 31 151 U.S.A. Wyoming Fremont Wind River Basin: near Beaver Rim, ca 14 air mi SW of Sweetwater Station. -108.4692 42.4744 1 2073 Limestone and sandstone outcrops and sagebrush covered slopes. Phenology: flowering & fruiting. RM RM 537197 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 20845 Ronald L. Hartman 1985 7 17 198 U.S.A. Wyoming Park Northern Absarokas: Bald Ridge, 11 air mi E of Sunlight Ranger Station. -109.33083 44.7742 2 2286 2347 Grassy ridge with scattered limber pine on lower slopes; limestone and sandstone parent rock. Phenology: flowering. RM RM 537206 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 21902 Ronald L. Hartman 1985 8 17 229 U.S.A. Wyoming Park Northern Absarokas: ridge NE of Windy Mountain, 1.5-2.5 mi from summit, 6-7 air mi N of Sunlight Ranger Station. -109.5522 44.81833 1 2621 2926 Limestone outcrops and adjacent slopes. Phenology: flowering. RM RM 537198 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 22220 Ronald L. Hartman 1985 8 23 235 U.S.A. Wyoming Park Northern Absarokas: Pat O'Hara Peak, ca 2 mi W of summit. -109.4103 44.6592 1 2743 2865 Open grassy slopes with limestone outcrops and spruce woodland margins. Phenology: flowering & fruiting. RM RM 537201 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 22309 Ronald L. Hartman 1985 8 23 235 U.S.A. Wyoming Park Northern Absarokas: Pat O'Hara Peak summit and adjacent northern exposure. -109.37 44.6592 1 2926 3018 Open, grassy slopes and limestone outcrops with some volcanics at summit. Phenology: flowering & fruiting. RM RM 537203 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 22355B Ronald L. Hartman 1985 8 24 236 U.S.A. Wyoming Park Northern Absarokas: trail 0.5-2 air mi NE of Trout Peak. -109.4719 44.5433 3201 3506 Rocky alpine slopes. Phenology: flowering & fruiting. RM RM 537199 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 22396 Ronald L. Hartman 1985 8 24 236 U.S.A. Wyoming Park Northern Absarokas: trail, 3-4.5 air mi NE of summit of Trout Peak. -109.4508 44.63 2926 3231 Rocky alpine ridge. Phenology: flowering & fruiting. RM RM 586313 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 25157 Ronald L. Hartman 1990 6 8 159 U.S.A. Wyoming Sublette West Slope Wind River Range: ca 8.5 air mi WSW of Green River Lakes campground. -110.0131 43.2686 1 2378 2408 Shale and limestone parent material; sagebrush and open slope. Phenology: flowering. RM RM 586312 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 26671 Ronald L. Hartman Walter Fertig and B. E. Nelson 1990 7 8 189 U.S.A. Wyoming Sublette West Slope Wind River Range: Green River Lakes Area, White Rock Mountain. -109.8192 43.2708 1 2865 3201 Alpine slope on limestone. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 29211 Ronald L. Hartman 1991 6 27 178 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: southwest end of Lysite Mountain, ca 11 air mi N of Lost Cabin. -107.6231 43.4361 1920 2103 Alternating strata of limestone and sandstone outcrops with scattered juniper. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 29280 Ronald L. Hartman 1991 6 27 178 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: southwest end of Lysite Mountain, ca 11 air mi N of Lost Cabin. -107.6433 43.4502 1920 2134 Slopes with outcrops of limestone and sandstone and drainage. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 29298 Ronald L. Hartman 1991 6 27 178 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: Steffen Hill, east portion; ca 14 air mi NW of Lysite. -107.9042 43.3786 1707 1859 Shale and limestone outcrops and slopes and scattered junipers. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 29299 Ronald L. Hartman 1991 6 27 178 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: Steffen Hill, east portion; ca 14 air mi NW of Lysite. -107.9042 43.3786 1707 1859 Shale and limestone outcrops and slopes and scattered junipers. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 29575 Ronald L. Hartman 1991 6 28 179 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: Dry Bridge Road, ca 16 air mi NW of Lysite, South Bridger Creek. -107.8233 43.4644 1890 Stock pond and adjacent sagebrush slopes. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 29625 Ronald L. Hartman 1991 6 30 181 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: Birdseye Road, ca 11 air mi N of Shoshoni. -108.0833 43.3792 1554 1585 Bench and adjacent slopes with sagebrush. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 29728 Ronald L. Hartman 1991 6 30 181 U.S.A. Wyoming Fremont Owl Creek/Bridger Mountains: Bridger Mountains: Birdseye Pass to summit to west. -108.0828 43.45 2134 2225 Shale slopes below, limestone outcrops above with sagebrush predominating. RM RM 324668 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5297 Ronald L. Hartman Keith Dueholm 1978 5 22 142 U.S.A. Wyoming Campbell Powder River Basin: breaks of the Rochelle Hills, road ca 7 mi S of U.S. Hwy 16 and 1 mi E of Rozet. -105.1953 44.19778 2 1463 Breaks and slopes. Phenology: flowering. RM RM 324654 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5559 Ronald L. Hartman Keith Dueholm 1978 5 26 146 U.S.A. Wyoming Campbell Powder River Basin: ca 4.5 air mi NW of Rocky Point. -105.1578 44.96083 2 1219 Ridges and valleys (with oak and ash); open ridge. Phenology: flowering. RM RM 324670 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5680 Ronald L. Hartman Keith Dueholm 1978 5 28 148 U.S.A. Wyoming Campbell Powder River Basin: Pumpkin Buttes: North Butte. -105.9553 43.8006 4 1844 Plains and foothills, steep eroded west slopes with limber pine, caprock, and flat to gently rolling plains on top; lower slopes. Phenology: flowering. RM RM 324696 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5705 Ronald L. Hartman Keith Dueholm 1978 5 28 148 U.S.A. Wyoming Campbell Powder River Basin: Pumpkin Buttes: North Butte. -105.9553 43.8006 4 1844 Plains and foothills, steep eroded west slopes with limber pine, caprock, and flat to gently rolling plains on top; top. Phenology: flowering. RM RM 324669 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5786 Ronald L. Hartman Keith Dueholm 1978 5 30 150 U.S.A. Wyoming Campbell Powder River Basin: Wyo Hwy 387, 2.6 mi SW of junction with Wyo Hwy 50. -105.8353 43.5975 2 1646 Low hills with sagebrush and edge of highway. Phenology: flowering. RM RM 324673 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5824 Ronald L. Hartman Keith Dueholm 1978 6 3 154 U.S.A. Wyoming Converse Powder River Basin: Robertson Flat, along Wyo Hwy 59, ca 11 mi NNW of Bill. -105.3839 43.3989 1 1493 Rolling plains along highway. Phenology: flowering. RM RM 324653 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5904 Ronald L. Hartman Keith Dueholm 1978 6 4 155 U.S.A. Wyoming Campbell Powder River Basin: Echeta Road, ca 7 air miles W of Gillette. -105.6617 44.2958 2 1432 Hills along railroad and moist grassy drainage; rocky slopes. Phenology: flowering. RM RM 324678 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5985 Ronald L. Hartman Keith Dueholm 1978 6 4 155 U.S.A. Wyoming Campbell Powder River Basin: Echeta Road, ca 2.7 mi N of Croton. -105.97 44.5553 1 1158 Hills and eroded valley; sandy ridge. Phenology: flowering. RM RM 324672 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6008 Ronald L. Hartman Keith Dueholm 1978 6 5 156 U.S.A. Wyoming Campbell Powder River Basin: U.S. Hwy 14-16, ca 6 mi SE of Horse Creek Butte. -105.6664 44.5733 1 1250 Road cut and edge of rolling plains. Phenology: flowering. RM RM 324701 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6023 Ronald L. Hartman Keith Dueholm 1978 6 5 156 U.S.A. Wyoming Campbell Powder River Basin: Chicken Creek Divide, 2.5 mi N of Spotted Horse. -105.8275 44.7458 1 1280 Ridge, slopes, badly eroded valleys, and plains; sandy plains. Phenology: flowering. RM RM 324671 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6130 Ronald L. Hartman Keith Dueholm 1978 6 6 157 U.S.A. Wyoming Campbell Powder River Basin: near the Powder River, ca 17 air mi NNW of Spotted Horse. -105.9736 44.92083 1 1097 Eroded hills overlooking river; sandy slope. Phenology: flowering. RM RM 324684 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6323 Ronald L. Hartman 1978 6 8 159 U.S.A. Wyoming Campbell Powder River Basin: ca 18 air mi SE of Gillette. -105.29222 44.095 1 1432 Hill with grassy ridge and steep slopes, eroded slopes, and roadside; moist lower slope. Phenology: flowering & fruiting. RM RM 324651 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6455 Ronald L. Hartman 1978 6 9 160 U.S.A. Wyoming Campbell Powder River Basin: 18 air mi SSE of Gillette. -105.3317 44.0364 1 1402 Rocky slopes and plains below; rocky slope. Phenology: flowering. RM RM 324686 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6602 Ronald L. Hartman Keith Dueholm 1978 6 11 162 U.S.A. Wyoming Campbell Powder River Basin: ca 3.5 air mi S of Reno Junction. -105.4917 43.7153 1 1554 Sagebrush covered slopes. Phenology: flowering. RM RM 324660 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6797a Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti 1978 6 20 171 U.S.A. Wyoming Campbell Powder River Basin: ca 15.5 air mi ESE of Reno Junction. -105.1725 43.6728 2 1371 Eroded hills with ponderosa pine. Mixed collection. Phenology: flowering & fruiting. RM RM 324660 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6797b Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti 1978 6 20 171 U.S.A. Wyoming Campbell Powder River Basin: ca 15.5 air mi ESE of Reno Junction. -105.1725 43.6728 2 1371 Eroded hills with ponderosa pine. Mixed collection. Phenology: flowering & fruiting. RM RM 324646 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6877 Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti 1978 6 21 172 U.S.A. Wyoming Campbell Powder River Basin: ca 19 air mi NNE of Gillette. -105.34278 44.5472 1 1189 Low eroded slopes and drainage. Phenology: flowering & fruiting. RM RM 324682 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6946 Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti 1978 6 22 173 U.S.A. Wyoming Campbell Powder River Basin: ca 11.5 air mi NNE of Weston. -105.2383 44.77917 1 1158 Open slopes. Phenology: flowering & fruiting. RM RM 324649 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7010 Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti 1978 6 22 173 U.S.A. Wyoming Campbell Powder River Basin: ca 12 air mi NE of Weston. -105.17694 44.76417 1 1189 Ponderosa topped hills and flats below. Phenology: flowering & fruiting. RM RM 324674 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7120 Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti 1978 6 23 174 U.S.A. Wyoming Campbell Powder River Basin: ca 18 air mi WNW of Rockypoint. -105.464 44.9603 2 3800 Eroded hills with ponderosa pine. Phenology: flowering & fruiting. RM RM 324658 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7147 Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti 1978 6 24 175 U.S.A. Wyoming Campbell Powder River Basin: Eighty-five Divide, ca 11 air mi W of Rockypoint. -105.32083 44.9314 2 1097 Hills with sandstone outcrops. Phenology: flowering & fruiting. RM RM 324700 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7225 Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti 1978 6 24 175 U.S.A. Wyoming Campbell Powder River Basin: Eighty-five Divide, ca 8 air mi WSW of Rockypoint. -105.25722 44.8728 1 1158 Hills. Phenology: flowering & fruiting. RM RM 324685 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7234 Ronald L. Hartman Mary Alice Sanguinetti 1978 6 25 176 U.S.A. Wyoming Campbell Powder River Basin: ca 9 air mi SW of Gillette. -105.6408 44.20944 1 1402 Low hills with drainage and large shallow pond on flat. Phenology: flowering & fruiting. RM RM 324666 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7469 Ronald L. Hartman Mary Alice Sanguinetti 1978 6 27 178 U.S.A. Wyoming Johnson Powder River Basin: ca 22 air mi NNE of Sussex. -106.0992 43.9733 1 1341 Low hills and drainage. Phenology: flowering & fruiting. RM RM 324687 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7572 Ronald L. Hartman Mary Alice Sanguinetti 1978 6 28 179 U.S.A. Wyoming Campbell Powder River Basin: Pumpkin Buttes: North Middle Butte. -105.8944 43.7431 2 1829 Top and upper slopes of butte. Phenology: flowering & fruiting. RM RM 324650 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7730 Ronald L. Hartman Mary Alice Sanguinetti 1978 6 29 180 U.S.A. Wyoming Campbell Powder River Basin: Wyo Hwy 387, ca 3.5 road mi E of Johnson County. -105.9366 43.5536 1 1524 Sandstone outcrop along highway. Phenology: flowering & fruiting. RM RM 324680 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7817 Ronald L. Hartman Mary Alice Sanguinetti 1978 6 29 180 U.S.A. Wyoming Johnson Powder River Basin: Wyo Hwy 387, ca 7 road mi W of Campbell County. -106.1389 43.523 1 1585 Low hills. Phenology: flowering & fruiting. RM RM 348545 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9027 Ronald L. Hartman Bob Plouffe and Ann Odasz 1979 6 18 169 U.S.A. Wyoming Sheridan Big Horn Mountains: ca 3.3 air mi NW of Burgess Junction. -107.559 44.8148 2378 2408 Limestone capped hill and grassy slopes. Phenology: flowering & fruiting. RM RM 348544 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9110 Ronald L. Hartman Ann Odasz 1979 6 21 172 U.S.A. Wyoming Big Horn Big Horn Mountains: ca 1 air mi SW of Tyrrell Ranger Station. -107.2731 44.1903 2 2713 2743 Limestone outcrops and atop caprock. Phenology: flowering & fruiting. RM RM 348543 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9181 Ronald L. Hartman Bob Plouffe and Ann Odasz 1979 6 21 172 U.S.A. Wyoming Big Horn Big Horn Mountains: 7.3 air mi WNW Tyrrell Ranger Station. -107.37278 44.205 1 2134 Sandstone ridge topped by limestone with Pinus ponderosa. Phenology: flowering & fruiting. RM RM 348528 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9274 Ronald L. Hartman Ann Odasz 1979 6 23 174 U.S.A. Wyoming Sheridan Big Horn Mountains: Bighorn National Forest: Ice Creek, ca 8.8 air mi W of Burgess Junction. -107.69 44.7731 2 2743 2804 Openings on slopes and ridges. Phenology: flowering & fruiting. RM RM 348541 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9361 Ronald L. Hartman Ann Odasz 1979 6 25 176 U.S.A. Wyoming Sheridan Big Horn Mountains: Little Bighorn River Canyon, ca 17 air mi W of Parkman. -107.6736 44.9758 1 1646 1829 Grassy slopes and limestone outcrops. Phenology: flowering & fruiting. RM RM 348540 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9461 Ronald L. Hartman Ann Odasz 1979 6 25 176 U.S.A. Wyoming Sheridan Big Horn Mountains: Bighorn National Forest: Boyd Ridge, ca 18 air mi W of Parkman. -107.69389 44.9594 1 2256 Meadows and aspen groves. Phenology: flowering & fruiting. RM RM 348527 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9555 Ronald L. Hartman 1979 6 27 178 U.S.A. Wyoming Johnson Big Horn Mountains: ca 1 air mi W of Dullknife Reservoir spillway. -107.07889 44.0281 1 2560 2652 Hill with limestone outcrops, scattered wooded slopes, and meadows. Phenology: flowering & fruiting. RM RM 348539 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9689 Ronald L. Hartman 1979 6 28 179 U.S.A. Wyoming Johnson Big Horn Mountains: North Fork Crazy Woman Creek, ca 13 air mi SW of Buffalo. -106.8314 44.20111 2 2073 Limestone outcrops and rocky slopes, shaded stream side, and aspen woodlands with adjacent meadows; aspen woodland and adjacent meadow. Phenology: flowering & fruiting. RM RM 348538 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9721 Ronald L. Hartman 1979 6 28 179 U.S.A. Wyoming Johnson Big Horn Mountains: Arch Creek, ca 9 air mi WNW of Mayoworth. -106.9564 43.8678 2 2439 Limestone outcrops, rocky slopes, and grassy hill tops. Phenology: flowering & fruiting. RM RM 348537 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9809 Ronald L. Hartman 1979 6 28 179 U.S.A. Wyoming Johnson Big Horn Mountains: Mayoworth Stock Trail, ca 4 air mi W of Mayoworth. -106.8756 43.8397 1 1829 Red beds, open slope and wooded stream bank. Phenology: flowering & fruiting. RM RM 334087 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9836 Ronald L. Hartman 1979 6 30 181 U.S.A. Wyoming Sheridan Wildlife Refuge; ca 3 air mi W of Dayton. -107.3275 44.8725 1 1402 Limestone (gypsum?) outcrop above Chugwater formation red beds; ridge. Phenology: flowering & fruiting. RM RM 333247 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9880 Ronald L. Hartman 1979 6 30 181 U.S.A. Wyoming Sheridan Powder River Basin: Smith Creek, ca 7.3 air mi WNW of Dayton. -107.3886 44.90111 1 1524 Outcrops of limestone (gypsum?) atop Chugwater Formation red beds. Phenology: flowering & fruiting. RM RM 598826 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 24993 B. E. Nelson 1993 5 20 140 U.S.A. Wyoming Niobrara Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Wyo Hwy 270 just W of intersection with Wyo Hwy 272, ca 2 air mi NE of Lance Creek; ca 22.5 air mi NNW of Lusk. -104.6152 43.0524 1347 1384 Ridge top with conglomerate boulders and outcrops. Phenology: flowering. RM RM 598825 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 25077a B. E. Nelson 1993 5 23 143 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thunder Basin National Grasslands: along Cow Creek or County Road 45, ca 8.7 air mi NE of Bill; ca 39.5 air mi NNE of Douglas. -105.1042 43.3008 1463 1475 Sandy clay sagebrush-grassland with sparsely vegetated knolls. Mixed collection. Phenology: flowering. RM RM 598825 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 25077b B. E. Nelson 1993 5 23 143 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thunder Basin National Grasslands: along Cow Creek or County Road 45, ca 8.7 air mi NE of Bill; ca 39.5 air mi NNE of Douglas. -105.1042 43.3008 1 1463 1475 Sandy clay sagebrush-grassland with sparsely vegetated knolls. Mixed collection. Phenology: flowering. RM RM 598824 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 25131 B. E. Nelson 1993 5 24 144 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1.5 mi S and also ca 1.7 mi E of the Cheyenne River on Clareton or County Road 39, ca 5.5 air mi NE of Dull Center; ca 62.5 air mi NNE Douglas. -104.9061 43.49 1 1329 1347 Sedge-grassland flats with eroded slopes and draws below. Phenology: flowering. RM RM 598823 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 25239 B. E. Nelson 1993 5 26 146 U.S.A. Wyoming Niobrara Southern Powder River Basin/Southeastern Plains: Hartville Uplift: ridge between Wyo Hwy 270 and upper Page Flat Draw, ca 8.3 air mi S of Manville; ca 10.7 air mi SW of Lusk. -104.6097 42.6586 1737 1835 Grassland on stony soil near top of ridge. Phenology: flowering. RM RM 598822 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 25256 B. E. Nelson 1993 5 26 146 U.S.A. Wyoming Niobrara Southern Powder River Basin/Southeastern Plains: Hartville Uplift: ridge between Wyo Hwy 270 and upper Page Flat Draw, ca 8.3 air mi S of Manville; ca 10.7 air mi SW of Lusk. -104.6097 42.6586 1737 1835 Cracks in limestone pavement on ridge top and adjacent stony slopes. Phenology: flowering & fruiting. RM RM 598821 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 25305 B. E. Nelson 1993 5 26 146 U.S.A. Wyoming Goshen Southern Powder River Basin/Southeastern Plains: Hartville Uplift: Wildcat Hills: between the heads of Willow and Muskrat creeks, ca 43 air mi NNW of Torrington. -104.6065 42.59 1 1731 1786 Stony limestone slopes with scattered ponderosa pine. Phenology: flowering. RM RM 704593 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30109 B. E. Nelson 1994 5 12 132 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Ross or County Road 31 on the ridge between Hornbeck and Frank draws, ca 16 air mi NNE of Glenrock. -105.7228 43.0627 1707 1737 Behind snow fences in sedge-grasslands. Phenology: flowering & fruiting. RM RM 704596 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30191 B. E. Nelson 1994 5 16 136 U.S.A. Wyoming Niobrara Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: in Kaye Oil Field on the divide between Walker and Twentymile creeks, ca 12.3 air mi WNW of Lance Creek; ca 31 air mi NW of Lusk. -104.8826 43.082 1 1408 1469 Sagebrush-grassland slopes and draws. Phenology: flowering. RM RM 704595 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30207 B. E. Nelson 1994 5 17 137 U.S.A. Wyoming Niobrara Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: hills N of Cow Creek on Cow Creek or County Road 3, ca 17.8 air mi NNW of Lance Creek; ca 39 air mi NNW of Lusk. -104.7339 43.2856 1310 1338 Sedge-grassland on rolling dissected plains. Phenology: flowering. RM RM 704592 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30643 B. E. Nelson 1994 5 23 143 U.S.A. Wyoming Natrona Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Baker Cabin or County Road 108 between North Fork Cottonwood Creek and Gray Wall, ca 12 air mi NE of Arminto; ca 51 air mi NW of Casper. -107.1144 43.3217 1932 1978 Stony, calcareous knoll with cushion plants and mountain mahogany thickets. Phenology: flowering & fruiting. RM RM 704577 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30654 B. E. Nelson 1994 5 23 143 U.S.A. Wyoming Natrona Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Baker Cabin or County Road 108 between North Fork Cottonwood Creek and Gray Wall, ca 12 air mi NE of Arminto; ca 51 air mi NW of Casper. -107.1144 43.3217 1932 1978 Stony, calcareous knoll with cushion plants and mountain mahogany thickets. Phenology: flowering. RM RM 704576 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30672 B. E. Nelson 1994 5 23 143 U.S.A. Wyoming Natrona Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Thirtythree Mile or County Road 110 ca 1.5 air mi W of Alkali Creek, 28.5 air mi W of Midwest; ca 43 air mi NW of Casper. -106.8325 43.3758 1609 1804 Grassland. Phenology: flowering. RM RM 704575 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 30698 B. E. Nelson 1994 5 23 143 U.S.A. Wyoming Natrona Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 0.5 mi E of Alkali Creek on Thirtythree Mile or County Road 110, 26.5 air mi W of Midwest; ca 43.5 air mi NW of Casper. -106.7977 43.3788 1713 1768 Sagebrush-grassland on sandy-clay or clay ridgetops and slopes. Phenology: flowering. RM RM 704574 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 31866 B. E. Nelson 1994 6 21 172 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Cow Creek and the north end of Cow Creek Buttes, ca 15 air mi ENE of Bill; ca 43 air mi NE of Douglas. -104.9708 43.3126 1381 1384 Roadside through the stream valley. Phenology: flowering & fruiting. RM RM 704573 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 31978 B. E. Nelson 1994 6 21 172 U.S.A. Wyoming Converse Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Lake Creek and the buttes to the SE ca 6 air mi SW of Dull Center; ca 45.5 air mi NNE of Douglas. -105.0902 43.3846 1384 1405 Steep, chip rock covered upper slopes and top of scoria butte. Phenology: flowering & fruiting. RM RM 704594 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 33075 B. E. Nelson 1994 7 18 199 U.S.A. Wyoming Niobrara Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: a tributary of Cedar Canyon off Divide or County Road 24, ca 8 air mi WSW of Lance Creek; ca 24.5 air mi NW of Lusk. -104.7994 43.018 1432 1500 Badland slopes and breaks of a side canyon with ponderosa pine and juniper. Phenology: flowering. RM RM 600837 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5857 Robert D. Dorn 1995 4 22 112 U.S.A. Wyoming Platte 3 1/2 mi NW of Guernsey. -104.7842 42.3271 1 1402 Rocky limestone ridge with Parthenium and Musineon. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6396 Robert D. Dorn 1995 8 5 217 U.S.A. Wyoming Goshen 15 mi NW of Ft. Laramie. -104.6453 42.3994 1524 Ponderosa pine with Juniperus and Solidago. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7922 Robert D. Dorn 1999 5 13 133 U.S.A. Wyoming Platte 9 mi NW of Chugwater. -104.9733 41.8346 1707 Rocky slope with Senecio canus and Yucca. RM RM 598819 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 39058 Ronald L. Hartman 1993 6 29 180 U.S.A. Wyoming Converse [location and coordinates withheld] 1707 1768 Sandy grasslands and road cuts. Phenology: flowering & fruiting. RM RM 372385 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4217 Hollis Marriott 1983 7 11 192 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: summit Sheep Nose (Sheep Mountain), ca 6.5 air mi N of Sundance. -104.36972 44.4939 1 1768 Summit-- grassland on rocky soil with cliffs and outcrops of whitewood dolomiticlimestone. Phenology: flowering & fruiting. RM RM 372384 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6193 Hollis Marriott 1984 5 22 143 U.S.A. Wyoming Weston Black Hills: headwaters of Oil Creek just N of Skull Creek Road, ca 5.5 air mi NW of Four Corners. -104.2225 44.1303 1 1646 Grassland. Phenology: flowering. RM RM 372388 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7303 Hollis Marriott 1984 6 27 179 U.S.A. Wyoming Weston Black Hills: W of Wyo Hwy 116 near junction with Arch Creek Road, ca 5 air mi NNE of Upton. -104.58389 44.1567 1 1356 Sagebrush-grassland with occasional ponderosa pines and Rocky Mountain junipers. Phenology: flowering & fruiting. RM RM 324704 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4723 Keith H. Dueholm 1978 7 24 205 U.S.A. Wyoming Crook [location and coordinates withheld] 1310 Sagebrush plains, shallow drainage-ways, gravel roadside and wet ditch; plains. Phenology: fruiting. RM RM 324708 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4792 Keith H. Dueholm 1978 7 24 205 U.S.A. Wyoming Weston [location and coordinates withheld] 1341 Rocky ridge, sandstone outcrops; slopes. Phenology: flowering & fruiting. RM RM 372387 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 18275 Ronald L. Hartman 1984 7 15 197 U.S.A. Wyoming Crook Powder River Basin: just E of U.S. Hwy 14 on Old Sundance Road, 4 air mi NE of Moorcroft. -104.91111 44.3156 1 1280 Rolling sagebrush hills and moist drainages; sagebrush slopes. Phenology: fruiting. RM RM 372386 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 18316 Ronald L. Hartman 1984 7 15 197 U.S.A. Wyoming Crook Black Hills: ca 4 air mi NW of summit of Inyan Kara Mountain. -104.42667 44.23111 1 1463 Sagebrush slopes on red beds with moist drainage. Phenology: flowering & fruiting. RM RM 324648 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6745 Ronald L. Hartman Keith H. Dueholm and Mary Alice Sanguinetti 1978 6 20 171 U.S.A. Wyoming Weston Powder River Basin: ca 4 air mi SSE of Rochelle. -104.9461 43.5466 2 1280 Ridge and slopes. Phenology: flowering & fruiting. RM RM 381982 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1248 Hollis Marriott 1982 6 30 181 U.S.A. Wyoming Crook Devils Tower National Monument: near east boundary ca 0.3 mi S of northeast corner. 1234 On silty soil on north-facing slope with Pinus ponderosa, Juniperus communis. Somewhat common, Phenology: flowering. RM RM 793855 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 24 Patricia P. Douglas N. Hastings 1997 7 3 184 U.S.A. Wyoming Sheridan Sheridan Training Area: site upslope ca 2.6 km NE of Peak 4236 (335200E 4967300N), 2.4 km NNW of Peak 4290 (336500E 4967320N). 336100E 4969800N. 1230 South-facing 20-30 degree slope on Artemisia grassland on clay loam, soil series Parmleed-Worfka association: with Artemisia tridentata, Pediomelon argophyllum, Stipa viridula, Elymus smithii, Bromus sp.. Phenology: flowering. RM RM 793865 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 304 Patricia P. Douglas N. Hastings 1997 8 31 243 U.S.A. Wyoming Sheridan Sheridan Training Area: knoll overlooking creek, ca 2.1 km NE of Peak 4202 (334840, 4967880), ca 1.2 km NW of Peak 4355 (337180, 4968280). 336440E 4969300N. 1220 Level to 20 degree slopes on Artemisia grasslnad on silty loam, soil series Samday-Gayhart-Hilight clay loams and Worfka-Shingle-Samday complex, with Artemisia tridentata, A. frigida, Gutierrezia sarothrae, Chrysothamnus nauseosus, Stipa viridula. Phenology: flowering. RM RM 793863 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 414 Patricia P. Douglas N. Hastings 1998 6 9 160 U.S.A. Wyoming Sheridan Sheridan Training Area: site 700 m NW of Peak 4355 (337180, 4968280), ca 1.9 km WSW of Peak 4244 (338560, 4969020). 336560E, 4968720N. 1250 Northeast-facing slope (10-30 degrees) in Artemisia grassland, soil series Renohill-Worfka association, with Artemisia tridentata, A. frigida, Achillea millefolium, Besseya wyomingensis, Koeleria macrantha. Phenology: flowering & fruiting. RM RM 793864 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 420a Patricia P. Douglas N. Hastings 1998 6 9 160 U.S.A. Wyoming Sheridan Sheridan Training Area: site ca 400 m W of Peak 4355 (337180, 4968280), ca 1.9 km SW of Peak 4244 (338560, 4969020). 336760E, 4968220N. 1280 5-25 degree slopes in Artemisia grassland, soil series Renohill-Worfka association, Samday-Gayhart-Hilight clay loams, with Artemisia tridentata, Zigadenus venenosus, Koeleria macrantha, Tragopogon dubius, Psoralidium tenuiflorum. Phenology: flowering & fruiting. RM RM 793866 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 44 Patricia P. Douglas Nancy Hastings 1997 7 3 184 U.S.A. Wyoming Sheridan Sheridan Training Area: banks of South Dry Creek, 2.2 km N of Peak 4290 (336500, 4967320), 2.4 km NE of Peak 4236 (335080, 4967440). 336320E 4969540N. 1200 Level floodplain on clay loam, soil series Bidman, moist-Ulm loams, with Alyssum alyssoides, Achillea millefolium, Logfia arvensis, Apera interrupta, Bromus tectorum. Phenology: flowering. RM RM 793867 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 479 Patricia P. Douglas N. Hastings 1998 6 12 163 U.S.A. Wyoming Sheridan Sheridan Training Area: site 1.1 km E of Peak 4236 (335200, 4967300), 400 m NW of Peak 4290 (336500, 4967320). 336160E 4967600N. 1280 Nothwest-facing slope (up to 30 degrees) on grassland on soil series Shingle-Sanday clay loams and Parmleed-Worfka association, with Koeleria macrantha, Achillea millefolium, Poa, Antennaria, Arenaria spp. Phenology: flowering. RM RM 793854 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 480 Patricia P. Douglas N. Hastings 1998 6 12 163 U.S.A. Wyoming Sheridan Sheridan Training Area: site 900 m ENE of Peak 4236 (335200,4967300), 600 m NW of Peak 4290 (336500,4967320). 336080E, 4967760N. 1270 West-facing slope (up to 30 degrees) in Artemisia grassland, soil series Shingle-Samday clay loams, with Artemisia tridentata, Comandra umbellata, Achillea millefolium, Koeleria macrantha. Phenology: flowering & fruiting. RM RM 200553 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9 Charles L. Turner 1946 5 6 126 U.S.A. Wyoming Converse 1 mi E of Douglas. Dry sandy clay soil. Phenology: flowering. RM RM 268862 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 70 Francis X. Jozwik 1962 5 31 151 U.S.A. Wyoming Natrona Casper Mountain Area: vicinity of Garden Creek Falls. 1951 Grassy slopes above the creek in rocky soil. Phenology: flowering. RM USFS 883071 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74099 B. E. Nelson 2008 6 11 163 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: along Forest Road 23085 above Crooked Creek Canyon and the east base of Big Pryor Mountain, ca 26 air mi SE of Bridger. -108.4317 45.1396 1902 1987 Meadow with sagebrush patches and disturbed areas on red clay. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74175 B. E. Nelson 2008 6 13 165 U.S.A. Montana Carbon Pryor Mountains: on Red Pryor or BLM Road 1022 ca 3 air mi S of Red Pryor Mountain summit, ca 29 air mi SE of Bridger. -108.4368 45.0752 1 1890 2012 Stony black sagebrush slopes. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74249 B. E. Nelson 2008 6 16 168 U.S.A. Montana Carbon Pryor Mountains: Pryor Mountain National Wild Horse Range: on Burnt Timber or BLM Road 1018, ca 1.5 air E mi of Crooked Creek, ca 33 air mi SE of Bridger. -108.357 45.0425 1 1512 1548 Sandstone-limestone pavement with sandy areas and adjacent rocky slopes. Phenology: flowering. RM USFS 882694 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74346 B. E. Nelson 2008 6 18 170 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: on ridge above head of Crooked Creek ca 0.5 air mi SW of Teeples Spring, ca 25 air mi ESE of Bridger. -108.4382 45.1829 2146 2188 Stony limestone ridgetop and meadow. Phenology: flowering. RM USFS 882695 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74379 B. E. Nelson 2008 6 18 170 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: on Commissary Ridge ca 3/4 air mi E of Crooked Creek, ca 28 air mi SE of Bridger. -108.4123 45.1334 1 2012 2088 Easterly-facing lee slope with sagebrush. Phenology: flowering. RM USFS 882696 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74425 B. E. Nelson 2008 6 19 171 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: red hill just N of Sage Creek near the junction of Forest Road 2144 and O/C (Circle Slash C) Ranch drive, ca 22.5 air mi ESE of Bridger. -108.4869 45.208 1 1853 1978 Rocky limestone hilltop. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74469 B. E. Nelson 2008 6 19 171 U.S.A. Montana Carbon Bighorn Basin: along Sage Creek Road, ca 9.5 air mi SE of Bridger. -108.796 45.2084 1 1384 1445 Rocky limestone slopes and pavement on top of hill above red beds, dominated by black sagebrush and western wheatgrass with limber and ponderosa pines on top. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74531 B. E. Nelson 2008 6 22 174 U.S.A. Montana Carbon Pryor Mountains: Bear Canyon and vicinity, ca 25 air mi SE of Bridger. -108.5258 45.0861 1 1634 1701 Redbeds with limestone rubble. Phenology: flowering. RM USFS 882698 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 75222 B. E. Nelson 2008 7 17 199 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: north rim of the mountains at the west end, ca 9 air mi N of Warren; ca 16 air mi SE of Bridger. -108.6255 45.1919 1 1981 2073 Shallow soils on limestone pavement. Phenology: flowering & fruiting. RM USFS 882699 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 75295 B. E. Nelson 2008 7 17 199 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: Bent Spring and vicinity on the west slope of Big Pryor Mountain, ca 18 air mi SE of Bridger. -108.5922 45.1758 2292 2402 Dry stony slope with Idaho fescue. Phenology: flowering. RM USFS 882700 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 75442 B. E. Nelson 2008 7 20 202 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: ridge between Dry Head and Punch Bowl creeks from Crow Indian Reservation boundary SW along trail, ca 28-29 air mi ESE of Bridger. -108.3666 45.2193 1 1890 2012 Moist to dry red slopes with forbs, grasses, and bare areas. Phenology: flowering & fruiting. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 75538 B. E. Nelson 2008 7 21 203 U.S.A. Montana Carbon Pryor Mountains: on the southeast end of East Pryor Mountain on ridge between head of Lost Water and Layout creeks, ca 30 air mi ESE of Bridger. -108.3357 45.1638 2634 2667 Limestone outcrops and rocky low forb covered ridge. Phenology: flowering. RM USFS 882701 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 75574 B. E. Nelson 2008 7 21 203 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: above and E of Lost Water Canyon near Little Ice Cave, ca 31 air mi ESE of Bridger. -108.3384 45.1364 2487 2512 Rocky limber pine/forb savanna. Phenology: flowering. RM USFS 882702 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 75669 B. E. Nelson 2008 7 24 206 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: Red Pryor Mountain, southeast shoulder, steep slope below the rim to the E, ca 26 air mi SE of Bridger. -108.4489 45.1162 2519 2580 Raw red clay slope of snow drift area. Phenology: flowering. RM RM 579493 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 12571 Walter Fertig Phil Shephard and Ann Humphrey 1992 5 27 148 U.S.A. Wyoming Washakie West Slope Big Horn Mountains: Ten Sleep Preserve: north side of Red Trail Road. 2012 2097 Open, exposed limestone bedrock with small erosion pockets. Phenology: flowering. RM RM 580062 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 12656 Walter Fertig 1992 6 9 161 U.S.A. Wyoming Natrona Southeastern Foothills of the Big Horn Range: Thirty-three Mile Road, adjacent to upper First Water Draw Creek, ca 21 air mi NNE of Arminto. -107.101 43.478 1 2341 2483 Limestone outcrops on west facing slope and summit of hill on east side of road; higher grass cover and more mesic that most Cymopterus sites. Phenology: flowering & fruiting. RM RM 566722 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5185 Robert D. Dorn 1991 6 13 164 U.S.A. Wyoming Natrona Casper Mountain. 2439 Limestone outcrop with Ranunculus and Lewisia. Phenology: flowering & fruiting. RM USFS 402431 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 276 Richard M. Hurd 1952 6 15 167 U.S.A. Wyoming Sheridan Bighorn National Forest: Tongue District: along north fence of PK pasture. -107.5655 44.7888 3 2500 Southern 15% slope; shallow rocky loam soil; park with forb-grass; with Phlox hoodii, Lesquerella sp, Astragalus spp, Antennaria rosea, Poa fendleriana, Koeleria crustata. Common locally. Phenology: flowering & fruiting. RM RM 324718 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 263 Mary Alice Sanguinetti Keith H. Dueholm 1978 7 10 191 U.S.A. Wyoming Campbell -105.6633 44.7173 2 1250 Very dry grassy plains. Phenology: flowering. RM RM 177370 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3036 Louis O. Williams Rua Williams 1936 6 20 172 U.S.A. Wyoming Big Horn Big Horn Mountains: Medicine Mountain. -107.9022 44.8171 1 2439 Dry, rocky hillside. Phenology: flowering. RM RM 353665 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5185 Robert W. Lichvar 1982 6 24 175 U.S.A. Wyoming Hot Springs Wind River Indian Reservation: Owl Creek Mountains. -108.8481 43.6053 1 2317 Calcareous ridge with Festuca and Carex. Phenology: flowering. RM USFS 860978 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 71145 B. E. Nelson Emily Elliott, Brian Elliott 2007 5 24 144 U.S.A. Wyoming Park Beartooth Mountains: Shoshone National Forest: Clarks Fork Canyon along Morrison Trail, ca 24-25 air mi NNW of Cody. -109.3486 44.8247 1414 Decomposed granite and cobbles. Phenology: flowering. RM USFS 861087 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 71207 B. E. Nelson Emily Elliott, Brian Elliott 2007 5 24 144 U.S.A. Wyoming Park Beartooth Mountains: ca 1/4-3/4 air mi N of Clarks Fork Yellowstone River, ca 26.5 air mi NNW of Cody. -109.298 44.8638 1378 1585 Sagebrush on redbeds and soil derived from them. Phenology: flowering. RM USFS 864556 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 71381 B. E. Nelson 2007 5 29 149 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: along West Red Lodge Creek and ridge between West Red Lodge and East Fork West Red Lodge creeks, ca 3 air mi SSW of Luther; ca 11.5 air mi WNW of Red Lodge. -109.5523 45.1681 1704 1762 Westerly-facing slope with scattered limber pine, Douglas fir, and ponderosa pine, with open gravelly patches. Phenology: flowering. RM USFS 867961 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 71621 B. E. Nelson 2007 5 31 151 U.S.A. Montana Sweet Grass Beartooth Mountains: Gallatin National Forest: at forest boundary on Forest Road 485 ca 3.5 air mi SE of Black Butte, ca 12.5 air mi S of Big Timber. -109.9316 45.6512 1646 1768 Recently burned (2006) grassland ridge and swale. Phenology: flowering. RM USFS 861088 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 71747 B. E. Nelson Emily Elliott 2007 6 2 153 U.S.A. Wyoming Park Beartooth Mountains: Shoshone National Forest: ridge S of Line Creek, ca 0.3-0.5 mi S of Montana, ca 37 air mi NNW of Cody. -109.2972 44.9997 1844 2012 Slopes of decomposing granite or redbeds with limber pine and Douglas fir. Phenology: flowering. RM USFS 864557 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 71755 B. E. Nelson Emily Elliott 2007 6 2 153 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: along Robertson Draw at the intersection of Forest roads 2008 and 2009 ca 1-1.5 air mi N of Wyoming, ca 11.5 air mi S of Red Lodge. -109.2578 45.0191 1926 2012 Gravelly, stony (granitic) slope in a burn. Phenology: flowering. RM USFS 864558 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 71773 B. E. Nelson Emily Elliott 2007 6 2 153 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: along Robertson Draw at the intersection of Forest roads 2008 and 2009 ca 1-1.5 air mi N of Wyoming, ca 11.5 air mi S of Red Lodge. -109.2578 45.0191 1926 2012 Gravelly, stony (granitic) slope in a burn. Phenology: flowering. RM USFS 864559 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 73718 B. E. Nelson 2007 8 1 213 U.S.A. Montana Sweet Grass Beartooth Mountains: Custer National Forest: ca 3/4 air mi E of Picket Pin Mountain of Forest Road 2140, ca 26.5 air mi S of Big Timber. -110.0308 45.4517 2768 2780 Stony limestone saddle with scattere whitebark pine and spruce. Phenology: flowering. RM USFS 861090 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 13618 Brian Elliott 2007 5 24 144 U.S.A. Wyoming Park Beartooth Mountains: ca 1/4-3/4 air mi N of Clarks Fork Yellowstone River, ca 26.5 air mi NNW of Cody. -109.2976 44.8693 1378 1585 Dry sagebrush on redbeds and soil derived from them. Phenology: flowering. RM USFS 864550 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 145 Emily Elliott Brian Elliott 2007 5 21 141 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: along Forest Road 2071 and Forest Road 21478 at intersection, ca 3 air mi SW of Red Lodge. -109.3025 45.158 1890 2012 On south-facing slope, in an open meadow used as a horse pasture with sagebrush and into pine/Douglas fir. Phenology: flowering. RM RM 938614 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 223 Emily Elliott Brian Elliott 2007 5 21 141 U.S.A. Montana Carbon Beartooth Mountains: E of Meeteetse Trail Road, ca 5 air mi SE of Red Lodge. -109.2203 45.1207 1 1676 1798 South-facing open grass/forb meadow into riparian area to northeast-facing grass/forb slope. Phenology: flowering. RM USFS 864551 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 383 Emily Elliott Brian Elliott and B. E. Nelson 2007 5 27 147 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: along East Rosebud Creek, ca 1 air mi NE of East Rosebud Lake, ca 18 air mi W of Red Lodge. -109.6133 45.2229 1731 1768 Granite cliff face and base. Phenology: flowering. RM RM 938615 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1021 Emily Elliott Brian Elliott 2007 6 8 159 U.S.A. Montana Park Absaroka Mountains: ca 3.5 air mi NNW of National Forest, ca 2 air mi E of Livingston. -110.5249 45.6595 1432 Open cobbly hills dominated by low forbs. Phenology: flowering. RM RM 938616 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1086 Emily Elliott Brian Elliott 2007 6 8 159 U.S.A. Montana Park Absoraka Mountains: ca 3.5 air mi N of National Forest, ca 4.5 air mi E of Livingston. -110.5138 45.6611 1448 Distrubed area used as dump and shooting range. Phenology: flowering. RM USFS 864552 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1796 Emily Elliott 2007 6 15 166 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: along West Red Lodge Creek, ca 11.5 air mi NW of Red Lodge. -109.4919 45.2323 1780 2176 Limestone cliffs in mixed conifer forest. Phenology: flowering. RM USFS 864553 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2151 Emily Elliott 2007 7 2 183 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: along Forest Road 3010, ca 3 air mi WSW of Red Lodge. -109.3092 45.174 1926 2219 Steep limestone cliffs. Phenology: flowering. RM USFS 864561 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1450 Jack C. Kademian Ronald L. Hartman 1988 6 23 175 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: West Fork Rock Creek drainage, adjacent to McDonald Ditch, ca 3 air mi SW of Red Lodge. -109.3015 45.158 2 1829 1920 Foothills grassland with neighboring cottonwood ditch side. Phenology: flowering. RM USFS 861091 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1526 Jack C. Kademian Ronald L. Hartman 1988 6 26 178 U.S.A. Wyoming Park Beartooth Mountains: Shoshone National Forest: adjacent to North Bennett Creek drainage, ca 7-9 air mi NW of Clark; ca 29.5-31 air mi NW of Powell. -109.2909 44.9432 2 1707 2317 Sagebrush-grassland foothills on shale substrate. Phenology: flowering. RM USFS 860979 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 54525 Ronald L. Hartman 1996 6 10 162 U.S.A. Wyoming Park Beartooth Mountains: canyon of the Clarks Fork Yellowstone River. -109.3334 44.839 2 1371 1463 Lower slopes along river to end of road. Phenology: flowering. RM USFS 864560 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 85473 Ronald L. Hartman 2007 6 14 165 U.S.A. Montana Stillwater Beartooth Mountains: Custer National Forest: ca 4 air mi SW of Nye, along Stillwater River. -109.8593 45.403 1490 Roadside park along the river and adjacent limestone outcrop. Phenology: flowering. RM RM 938617 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 85712 Ronald L. Hartman 2007 6 15 166 U.S.A. Montana Stillwater Beartooth Mountains: Beehive Rock and vicinity, 0.5-1 air mi N of Beehive. -109.7203 45.4856 1490 1714 Limestone outcrops with slopes; area burned in forest fire in 2006; very motley mix of natives and exotics. Phenology: flowering. RM USFS 861086 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 38286 B. E. Nelson 1996 6 15 167 U.S.A. Wyoming Park [location and coordinates withheld] 1500 1753 Fescue grassland or sagebrush grassland on stony slopes and ridges. Phenology: flowering. RM RM 916495 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4991 Laura E. Lukas 2008 6 16 168 U.S.A. Wyoming Albany Medicine Bow Mountains: southwest foot of Sheep Mountain, just NE of County Road 47 (Fox Creek Road), ca 0.5 air mi SE of intersection of County Road 47 and Forest Road 517 (Dry Park Road), ca 26 air mi SW of Laramie; ca 9 air mi SE of Centennial. -106.0715 41.1711 2462 2482 Moist sagebrush with grass and scattered limber pine. Phenology: flowering. RM RM 916496 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5427 Laura E. Lukas 2008 6 27 179 U.S.A. Wyoming Albany Laramie Plains: just W of County Road 34 (Sand Creek Road) and 1 mi S of County Road 322 (Bull Mountain Road), between Sand and Spring Creeks, ca 20 air mi SW of Laramie and 3 mi S of Lone Tree Reservoirs. -105.7473 41.0579 2267 Plains. Phenology: flowering. RM RM 929389 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8990 Laura E. Lukas 2009 6 17 168 U.S.A. Wyoming Carbon Saratoga Valley: flats 1 mi S of Pass Creek and Stage Station Springs, ca 3 air mi SW of County Road 400 (Rattlesnake Road) and Wyo Hwy 130 intersection and ca 5 air mi SW of I-80 exit 235 (Walcott Junction). -106.8564 41.6658 2120 Walls of gully, southeast aspect, in sagebrush flats. Phenology: flowering & fruiting. RM RM 929388 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9264 Laura E. Lukas 2009 6 23 174 U.S.A. Wyoming Carbon Medicine Bow Mountains: W of Prospect Mountain and Deerhorn Point, along and SE of BLM Road 3423, ca 18 air mi SE of Encampment and ca 8 air mi N of Colorado. -106.4583 41.1131 2519 Aspen grove. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 687 Rick McNeill 2008 6 24 176 U.S.A. Montana Meagher Lewis and Clark National Forest: Little Belt Mountains: Pasture Gulch, Forest Road 8905, ca 5 air mi SE of Checkerboard, along Cooper Creek. -110.4507 46.5189 1619 Open meadow; northwest aspect; limestone bedrock. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 956 Rick McNeill 2008 6 27 179 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6581, Bower Gulch. -110.5764 47.084 1810 Open meadow in Pinus contorta forest; grazed; possible replant forest of harvest; northeast aspect, 5-10% slope; limestone outcrops. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1095 Rick McNeill 2008 6 30 182 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: junction of Forest roads 6531 and 825. -110.2822 46.8506 1552 Dry open meadow; grazed, west aspect, 10-20% slope, limestone bedrock. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1153 Rick McNeill 2008 6 30 182 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: draw uphill of Forest Road 487 across from Forest Road 487-B. -110.3504 46.7457 1803 Open meadow with Pinus ponderosa; south aspect, 15-20% slope, limestone bedrock. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1217 Rick McNeill 2008 6 30 182 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6548, N of Dry Pole Campground, from table lands down Limestone Canyon to South Fork Judith River. -110.2993 46.7828 1613 Mixed Pinus ponderosa/Pseudotsuga forest; limestone canyon, southwest aspect, 5-40% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1239 Rick McNeill 2008 6 31 183 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Buffalo Canyon, Forest Trail 479, ca 14 air mi NW of Judith Gap. -109.9822 46.7407 1 1794 Along rim and up side canyon to west, down canyon to mouth; deep limestone canyon, northeast aspect. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1472 Rick McNeill 2008 7 3 185 U.S.A. Montana Meagher Lewis and Clark National Forest: Little Belt Mountains: along Forest Road 839, ca 0.5 air mi NW of lower Pilgrim Trail head -110.9214 46.9811 2256 Open meadow in Pinus contorta/Pseudotsuga menziesii forest; mixed limestone and igneous outcrops, west aspect, 20% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1555 Rick McNeill 2008 7 3 185 U.S.A. Montana Meagher Lewis and Clark National Forest: Little Belt Mountains: junction of Forest roads 6503 and 831, ca 7 air mi N of Newland Creek Reservoir. -110.9605 46.737 1952 Open ridge leading to forested peak; Pinus contorta and Pseudotsuga menziesii, limestone outcrops. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1630 Rick McNeill 2008 7 6 188 U.S.A. Montana Fergus Lewis and Clark National Forest: Big Snowy Mountains: Forest Trail 493, ca 1 trail mi from trail head at Crystal Lake. -109.4963 46.7897 2089 Scattered trees Pinus flexilis/Pseudotsuga menziesii/Picea glauca; sharp lime stone ridge running N and S. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1798 Rick McNeill 2008 7 7 189 U.S.A. Montana Musselshell Golf Course Road, ca 13.5 air mi W of Roundup, ca 1.5 air mi E of junction with Timber Butte Road. -108.8497 46.5041 1160 Rocky draw running SW to NE; very dry, scattered Pinus ponderosa; limestone and shale cliffs. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1866 Rick McNeill 2008 7 7 189 U.S.A. Montana Fergus Lewis and Clark National Forest: Little Snowy Mountains: junction of Forest roads 272 and 271. -109.0844 46.7777 1635 Open ridge line; north and south aspect, 0-20% slope; limestone bedrock. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3114 Rick McNeill 2008 8 5 218 U.S.A. Montana Meagher Lewis and Clark National Forest: Castle Mountains: along Forest Road 9213, ca 1/4 air mi from junction with Forest Road 211, ca 2 air mi E of Richardson Campground. -110.6897 46.5359 1921 Open meadow with mixed sagebrush and grass; in Pinus contorta/Pseudotsuga menziesii forest; southeast aspect, 20-35% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3377 Rick McNeill 2008 8 10 223 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: northwest shoulder of Big Baldy Mountain, on Trail 416, ca 1 3/4 air mi SW of Butcherknife Peak. -110.5855 47.0005 2323 Scattered Pinus flexilis/Pinus contorta/Abies lasiocarpa; northwest aspect, 20-30% slope; limestone outcrop. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 86879 Ronald L. Hartman Rick McNeill 2008 6 9 161 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Blacktail Hills: Dry Wolf Creek, Forest Road 251, ca 8 air mi SW of Stanford. -109.7755 46.6285 1 1527 Limestone ridge with ponderosa pine, limber pine, and Douglas fir. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 87454 Ronald L. Hartman Rick McNeill 2008 6 16 168 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Forest Road 262, ca 9 air mi S of Geyser. -110.5261 47.1209 1 1553 Grassy valley with gravelly creek bottoms. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 87577 Ronald L. Hartman Rick McNeill 2008 6 18 170 U.S.A. Montana Lewis and Clark Lewis and Clark National Forest: Front Range: Forest Road 233, ca 14 air mi WSW of Augusta. -112.708 47.4703 1703 Grassy slope and pond margin. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 88574 Ronald L. Hartman 2008 8 16 229 U.S.A. Montana Fergus Lewis and Clark National Forest: Big Snowy Mountains: to split of Uhlhorn Trail from Crystal Cascade Trail. -109.509 46.7938 1 1886 2083 Rocky, limestone slopes with Engelmann spruce forest. Phenology: flowering. RM USFS 867959 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5980 Emily Elliott Brian Elliott 2008 7 13 195 U.S.A. Montana Sweet Grass Absaroka Range: Gallatin National Forest: East Fork Boulder River valley, ca 41 air mi SSW of Big Timber; from the Box Canyon Trailhead over the Lake Plateau to the Upsidedown Creek Trailhead on Forest Road 6639. -110.2291 45.2484 2301 2731 Rocky, sunny openings. Phenology: flowering & fruiting. RM RM 864554 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6188 Emily Elliott Brian Elliott 2008 7 19 201 U.S.A. Montana Stillwater Beartooth Mountains: Custer National Forest: around the Benbow Mine along Forest Road 2414 W of Black Butte, ca 33 air mi SSE of Big Timber. -109.807 45.3638 2560 2804 Area disturbed by mining activity in moist, mixed conifer forest, dominated by Pinus contorta, Pinus flexilis, and Abies, with scattered openings. Phenology: flowering. RM RM 864555 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6229 Emily Elliott Brian Elliott 2008 7 19 201 U.S.A. Montana Stillwater Beartooth Mountains: Custer National Forest: around the Benbow Mine along Forest Road 2414 W of Black Butte, ca 33 air mi SSE of Big Timber. -109.8236 45.3608 2719 2829 Rocky alpine/subalpine meadow with large amounts of bare decomposing granite soil with scattered wet/boggy depressions. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3977 Rick McNeill 2009 6 3 154 U.S.A. Montana Meagher Smith River Wildlife Management Area: ca 3 air mi NNE of Fort Logan. -111.1596 46.7188 1484 Northeast aspect; 5-15% slope; sagebrush and Pinus ponderosa woodland; quartzite outcrops. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4102 Rick McNeill 2009 6 3 154 U.S.A. Montana Wheatland Lewis and Clark National Forest: Little Belt Mountains: Clarks Desert, Forest Road 6519, above Iron Springs Coulee, ca 5 air mi SE of Bluff Mountain. -110.1841 46.6218 1608 Open meadow, few stunted Pinus flexilis; 0-5% slope; south aspect; limestone. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4123 Rick McNeill Matt Voigt 2009 6 7 158 U.S.A. Montana Fergus Bear Springs Road W of Judith River, ca 10 air mi W of Winifred. -109.5996 47.571 857 Spur of ridge dropping from highland down to river; south aspect; 5 -15% slope; heavily grazed. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4140 Rick McNeill Matt Voigt 2009 6 7 158 U.S.A. Montana Fergus [location and coordinates withheld] 1016 Meadow and hill slope in Pinus ponderosa; high dry soils; southeast aspect; 0-25% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4191 Rick McNeill Matt Voigt 2009 6 7 158 U.S.A. Montana Fergus Upper Missouri River Breaks National Monument: east side of Judith River on P N Bridge or County Road 27, ca 3 air mi upstream of confluence with Missouri River. -109.6481 47.692 1025 West aspect; 0-25% slope; bench above river, high clay content, sagebrush and Sarcobatus. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4235 Rick McNeill 2009 6 8 159 U.S.A. Montana Judith Basin Little Belt Mountains: Kibbey Grade Road, ca 6.5 air mi S of junction with U.S. Hwy 87. -110.7623 47.1763 1511 Road cut with south aspect; 10-25% slope; high clay soil; Pinus ponderosa and Pinus flexilis. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4520 Rick McNeill 2009 6 17 168 U.S.A. Montana Teton Front Range: south bank of Pishkun Canal at first bridge, ca 3 air mi NE of diversion from the Sun River. -112.6484 47.6358 1359 Open rock meadow, scattered Pinus flexilis; southwest aspect; 0-5% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4570 Rick McNeill Addy Wycgans 2009 6 18 169 U.S.A. Montana Teton Lewis and Clark National Forest: Front Range: Ear Mountain Trail, ca 0.5 air mi SSW of trailhead. -112.6485 47.8647 1602 Scattered Pinus flexilis; northeast aspect; 10-25% slope; sandstone. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4622 Rick McNeill Addy Wycgans 2009 6 18 169 U.S.A. Montana Teton Front Range: Ear Mountain Trail, ca 0.7 air mi WSW of trailhead. -112.6564 47.866 1698 Exposed limestone ridge; northeast aspect; 5-15% slope; ridge running northwest to southeast; shallow soils. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4862 Rick McNeill Addy Wycgans 2009 6 19 170 U.S.A. Montana Teton Blackleaf Wildlife Management Area: Front Range: Blackleaf Road, ca 1.5 air mi ENE of Blackleaf Trailhead, where road fords Blackleaf Creek. -112.6789 48.0179 1566 Creek bottom and surrounding flood plain, very rocky glacial outwash, many abandoned channels. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5047 Rick McNeill 2009 6 23 174 U.S.A. Montana Meagher Lewis and Clark National Forest: Castle Mountains: Forest Road 694, ca 1.5 air mi S of junction with U.S. Hwy 12. -110.4484 46.52 1670 Forested slope; west aspect; 5-25% slope; Pinus ponderosa and Pseudotsuga menziesii. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5082 Rick McNeill 2009 6 23 174 U.S.A. Montana Meagher Lewis and Clark National Forest: Castle Mountains: Forest Road 8905, between Cooper and Whetstone creeks, ca 1/4 mi W of junction with Forest Road 694. -110.4621 46.5278 1602 Open meadow/ Pinus ponderosa woodland on ridgetop, running north to south; 0-15% slope; occasional wet depressions. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5171 Rick McNeill 2009 6 26 177 U.S.A. Montana Meagher Lewis and Clark National Forest: Little Belt Mountains: Forest Road 274, ca 1/4 mi N of junction with Forest Road 2019, on shoulder of Elephant Rock. -110.4964 46.6298 1861 Open meadow; west aspect; 0-5% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5199 Rick McNeill 2009 6 26 177 U.S.A. Montana Judith Basin Little Belt Mountains: County Road 107 (Yogo Road), E of Judith River Wildlife Management Area headquarters. -110.2834 46.8818 1531 Open meadow, dry creek bottom running east to west; 0-5% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5328 Rick McNeill 2009 6 28 179 U.S.A. Montana Chouteau Lewis and Clark National Forest: Highwood Mountains: along Forest trail, 1.5 air mi NE of Prospect Peak. -110.4822 47.4704 1752 Very steep rocky slope; west aspect; 20-40% slope; scattered Pinus ponderosa; shonkinite. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5366 Rick McNeill 2009 6 28 179 U.S.A. Montana Chouteau Lewis and Clark National Forest: Highwood Mountains: Prospect Peak and ridgetop running N to S. -110.5049 47.4575 1983 Exposed peak and ridgetop; east and west aspects; 5-15% slope; scattered Pinus contorta. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5405 Rick McNeill 2009 6 28 179 U.S.A. Montana Chouteau Lewis and Clark National Forest: Highwood Mountains: ridge S of Shonkin Creek, 1.3 air mi N of Prospect Peak. -110.5042 47.4765 2001 Seep on north; slope 10-30%; scattered Pinus contorta. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5499 Rick McNeill 2009 7 1 182 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: confluence of Lonetree Creek and Bower Gulch on Forest Road 6579, ca 1 mi SW of junction with Forest Road 262 (Lone Tree Road). -110.5358 47.1054 1606 Sparsely wooded hill slope; north aspect; 0-30% slope; limestone cliffs. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5667 Rick McNeill 2009 7 1 182 U.S.A. Montana Judith Basin Little Belt Mountains: County Road 132, ca 1.5 air mi NW of Clendennin Mountain. -110.6344 47.1108 1769 Northwest-facing slope 0-15%; scattered Pseudotsuga menziesii, Pinus contorta, and Pinus flexilis, limestone; shallow soils. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5813 Rick McNeill Matt Voigt 2009 7 3 184 U.S.A. Montana Chouteau Top of Square Butte, ca 31 air mi SE of Fort Benton. -110.239 47.4725 1733 On top of butte flat; 0-5% slope; all aspects; thickly forested Pinus contorta with occasional meadows; granite. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6515 Rick McNeill 2009 7 14 195 U.S.A. Montana Meagher Lewis and Clark National Forest: Little Belt Mountains: Smith River, Canyon Depth Campground, ca 33 air mi NW of White Sulphur Springs. -111.2792 46.9497 1312 Cliffs above the campground. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6615 Rick McNeill 2009 7 15 196 U.S.A. Montana Cascade Lewis and Clark National Forest: Little Belt Mountains: limestone ridge separating the Smith River and Deep Creek, Forest Trail 309, ca 29 air mi S of Great Falls. -111.2562 47.0857 1490 Limestone ridge, running southeast to northwest, scattered Pseudotsuga menziesii. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6733 Rick McNeill Matt Voigt 2009 7 18 199 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Middle Fork Judith River, ca 1/4 mi upstream from Arch Coulee. -110.3695 46.8413 1582 Open meadow on bench above river, scattered Pseudotsuga menziesii, flat. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6775 Rick McNeill Matt Voigt 2009 7 18 199 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: confluence of Lost Fork and Middle Fork Judith River. -110.3797 46.8363 1585 Wooded riparian zone, Picea engelmannii, flat. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6852 Rick McNeill 2009 7 19 200 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Forest Road 831 to Ettien Ridge, ca 0.6 air mi S of Judith Guard Station. -110.2937 46.8402 1601 Forested ridge running southwest to northeast, Pinus ponderosa, Pseudotsuga menziesii; rocky limestone soil; 0-10% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6878 Rick McNeill 2009 7 19 200 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Ettien Ridge, Forest Road 831, ca 2.5 air mi SW of Judith Guard Station. -110.3205 46.818 1879 Meadow on hill slope, scattered, Pinus contorta and Pseudotsuga menziesii; east aspect; 0-15% slope; shallow soil, limestone. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6923 Rick McNeill 2009 7 19 200 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Ettien Springs on Ettien Ridge, Forest Road 6535, ca 5 air mi SW of Judith Guard Station. -110.3786 46.8008 1954 Dry stream bed at springs, running west to east, Pinus ponderosa, Pseudotsuga menziesii, Juniperus communis, and Juniperus horizontalis. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7058 Rick McNeill 2009 7 20 201 U.S.A. Montana Meagher Lewis and Clark National Forest: Little Belt Mountains: Spur Park, junction of Forest roads 47 and 487. -110.6225 46.776 2479 Open meadow on ridge top, scattered patches of trees, Abies lasiocarpa, Pseudotsuga menziesii, and Pinus flexilis, limestone. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7184 Rick McNeill 2009 7 20 201 U.S.A. Montana Meagher Lewis and Clark National Forest: Crazy Mountains: Forest Trail 645, ca 4.5 air mi NW of Forest Lake Campground. -110.4848 46.3038 2362 Open ridge running west to east; very rocky igneous; 5-20% slope; heavily grazed. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7869 Rick McNeill 2009 8 1 213 U.S.A. Montana Cascade Lewis and Clark National Forest: Little Belt Mountains: Forest Road 839 at O'Brien Park, ca 1.5 air mi N of Porphyry Peak. -110.7207 46.8595 2210 Open meadow; all aspects; 0-5% slope. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8538 Rick McNeill 2009 8 5 217 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Forest Road 251 between Slide Rock Point and Cabin Mountain. -110.5999 46.8992 2439 Open meadow on peak; all aspect; 0-20% slope; rocky with limestone outcrops. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3409a Rick McNeill 2009 6 3 154 U.S.A. Montana Judith Basin Lewis and Clark National Forest: Little Belt Mountains: Big Baldy Peak along Trail 416, along the north shoulder up to peak, from north cirque to south cirque -110.5986 46.9737 2775 No trees; north exposure, very flat gentle slope 1-5%; granitic. Phenology: flowering. RM USFS 867962 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 13775 Brian Elliott 2008 6 22 174 U.S.A. Montana Park Absaroka Range: Gallatin National Forest: W of Main Boulder Ranger Station, ca 25.5 air mi SW of Big Timber. -110.2243 45.5245 1615 1676 On south- and east-facing slopes, mixed forest with limber pine, aspen, Douglas fir, and open meadows. Phenology: flowering. RM RM 913832 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 41758 Erwin F. Evert 2006 7 11 192 U.S.A. Montana Madison Gravelly Range: Beaverhead-Deerlodge National Forest: west slopes and summit of Big Horn Mountain, ca 30 mi SSW of Ennis. -111.8002 44.9237 1 3048 3132 Rocky, alpine meadow with Polygonum bistortoides, Carex rupestris, Phlox multiflora, Cerastium arvense, and Myosotis alpestris. RM RM 841526 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 10582 Robert D. Dorn 2009 6 29 180 U.S.A. Wyoming Converse Cow Creek Road: ca 8 mi S of Dull Center. -104.971667 43.315 1402 Clay barrens, with Oonopsis multicaulis, Pediomelum esculentum. Flower color rays white. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5037 Hans Hallman 2010 6 19 170 U.S.A. Montana Powder River To ca 1.5 air mi NW of Moorehead Road, ca 4.5 air mi WSW of Broadus. -105.4961 45.4122 969 993 Mixed grass and badlands. Phenology: flowering. RM RM 908450 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5091 Hans Hallman 2010 6 19 170 U.S.A. Montana Powder River To ca 1.5 air mi NW of Moorehead Road, ca 4.5 air mi WSW of Broadus. -105.4988 45.4153 981 1042 Grass and sagebrush-dominated grazing land with scattered badlands. Phenology: flowering. RM USFS 883337 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5292 Hans Hallman 2010 6 26 177 U.S.A. Montana Rosebud Custer National Forest: Ashland Ranger District: W of Forest Road 4794 in the vicinity of Horse Creek Buttes, ca 6 air mi SE of Poker Jim Butte, ca 23 air mi S of Ashland. -106.2784 45.2648 1213 1268 Ponderosa pine-dominated woodland with scattered grass-dominated openings. Phenology: flowering. RM RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5587 Hans Hallman 2010 6 30 181 U.S.A. Montana Powder River Ca 1 air mi N of Belle Creek Road, ca 4 air mi E of its junction with Mont Hwy 59, ca 19 air mi SSE of Broadus. -105.2449 45.1976 1036 1091 Grass and sagebrush-dominated grazing land with some moist draws and scattered small areas of badlands. Phenology: flowering & fruiting. RM RM 354900 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5647 Robert W. Lichvar 1983 5 15 135 U.S.A. Montana Carbon Lockheart Place along Davis Creek. -108.241 45.1386 1 1341 Riparian bottom. Phenology: flowering. RM RM 366816 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3016 Peter Lesica 1984 6 14 166 U.S.A. Montana Carbon Beartooth Mountains: above the South Fork Grove Creek, ca 6 mi S of Red Lodge. 1676 In limestone talus on a steep south facing slope with Eritrichium howardii and Physaria didymocarpa. Common. Phenology: flowering. RM RM 355569 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6477 Robert W. Lichvar 1983 7 15 196 U.S.A. Montana Carbon Summit of East Pryor Mountain. 2439 Herbaceous meadows. Phenology: flowering. RM RM 366865 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3411 Peter Lesica 1985 6 16 167 U.S.A. Montana Carbon Beartooth Mountains: near the South Fork Grove Creek, ca 6 mi SE of Red Lodge. 1585 In rocky limestone soil of an alluvial fan with Artemisia nova and Lesquerella alpina. Common. Phenology: flowering. RM RM 355515 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5999 Robert W. Lichvar 1983 6 10 161 U.S.A. Montana Carbon Yellow Hill. 1402 Calcareous slope in Juniperus/Cercocarpus cover class. Phenology: flowering & fruiting. RM RM 366762 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3570 Peter Lesica Bob Antibus 1985 7 25 206 U.S.A. Montana Park Absarokee Mountains: ridge just east of Elephanthead Mountain. 2743 In open limestone derived soil with Gilia spicata and Trisetum spicatum. Phenology: flowering & fruiting. RM RM 355225 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 658 Ellen Collins 1983 6 9 160 U.S.A. Montana Carbon East Pryor Mountain. -108.2817 45.1242 1 1585 1707 Pinus/Pseudotsuga with Phycocarpus understory to Artemisia/Poa. Phenology: flowering. RM RM 355485 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5905 Robert W. Lichvar 1983 6 9 160 U.S.A. Montana Carbon Lockheart Ranch. -108.241 45.1386 1 1280 Riparian bottom in Populus/Acer cover class. Phenology: flowering. RM RM 704120 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 19430 Walter Fertig 2001 5 30 150 U.S.A. Montana Carbon Pryor Mountain Desert: narrow canyon on E flank of Pryor Mountains, ca 0.4 mi W of Bighorn Canyon Road and 0.9 mi W of Bighorn Canyon, 0.4 mi N of the Wyoming border. 1317 Base of redbed clay knoll on west side of small wash; cushion plant community in openings within Juniperus osteosperma savanna; soil thin and rocky on surface. Phenology: flowering. RM RM 366782 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3411 Peter Lesica 1985 6 16 167 U.S.A. Montana Carbon Beartooth Mountains: near the South Fork Grove Creek, ca 6 mi SE of Red Lodge. 1585 In rocky limestone soil of an alluvial fan with Artemisia nova and Lesquerella alpina. Common. Phenology: flowering. RM RM 367085 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 7852 Klaus H. Lackschewitz 1977 8 13 225 U.S.A. Montana Carbon Beartooth Mountains: old gravel pit. 2957 On formerly disturbed soil. Phenology: flowering. RM RM 21654 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5072 P. A. Rydberg Ernst A. Bessey 1897 6 12 163 U.S.A. Montana Bridger Mountains. 2134 Phenology: flowering. RM RM 202798 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 11900 C. Leo Hitchcock 1945 7 5 186 U.S.A. Montana Fergus Foothills of Big Snowy Mountains, 20 mi S of Lewiston. In heavy soil of limestone origin. Rays white. Phenology: flowering. RM RM 303925 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 351 Wilhelm N. Suksdorf 1921 7 8 189 U.S.A. Montana Gallatin Wallrock Basin, ca 12 mi NW of Wilsall. Phenology: flowering. RM RM 202778 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 12233 C. Leo Hitchcock C. V. Muhlick 1945 7 11 192 U.S.A. Montana Meagher Western edge of Little Belt Mountains: Rimrock Ridge. Phenology: flowering. RM RM 355053 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 6192 Robert W. Lichvar 1983 6 16 167 U.S.A. Wyoming Big Horn Big Bull Elk Creek along Yellowtail Reservoir. 1128 Calcareous grassy slopes. Phenology: fruiting. RM RM 355493 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5711 Robert W. Lichvar 1983 5 16 136 U.S.A. Montana Big Horn Ridge above spillway of Yellowtail Dam. 1128 Sandstone formation in Cercocarpus/Juniperus cover class. Phenology: flowering. RM RM 330778 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1310 W. Carl Taylor 1973 7 9 190 U.S.A. Montana Carbon Custer National Forest: along road to upper ski slope, ca 3 mi W of Red Lodge. 2195 Montane hillside meadow; limestone substrate with scattered limber pine and Engelmann spruce. Phenology: flowering. RM RM 248431 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 8081 Arthur Cronquist 1955 8 6 218 U.S.A. Montana Carbon Beartooth Mountains: N of Quad Creek, 23 mi SW of Red Lodge. 3048 Open, gentle slopes at the rim of the mountains. Rays blue-lavender or pink to nearly white. Phenology: flowering. RM RM 89487 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 568a J. W. Blankinship 1906 6 8 159 U.S.A. Montana Park Livingston. 1067 1524 Dry upland benches. Phenology: flowering. RM RM 330710 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 216 P. A. Robertson 1973 7 9 190 U.S.A. Montana Carbon Along road to Red Lodge ski lodge. 2134 Phenology: flowering. RM USFS 478020 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2260 Peter F. Stickney 1971 6 12 163 U.S.A. Montana Teton Along U.S. Highway 287, 0.2 mi N of Sevenmile Hill and 6.8 mi SSW of Choteau. 1310 10-40% east slope; gumbo clay subsoil; scraped road borrow; pioneer disturbance community. Infrequent. Phenology: flowering. RM USFS 467517 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 316 James C. Whitham 1914 7 182 U.S.A. Montana Beartooth National Forest. Phenology: flowering. RM USFS 467513 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 2 H. S. Kaufman 1922 5 121 U.S.A. Montana Absaroka National Forest. 1676 South slope; rocky loam soil; open benchland, hillsides. Very abundant. Phenology: flowering. RM USFS 467516 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 21 Raymond A. Coster 1925 6 12 163 U.S.A. Montana Carbon Beartooth National Forest: Beartooth Mountains: vicinity of Red Lodge Creek. 1676 slope 50 degrees northwest; shallow, coarse gravel soil. Quite abundant. Phenology: flowering. RM USFS 467518 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. W-150 E. J. Woolfolk 1938 7 4 185 U.S.A. Montana Fergus Northern Rocky Mountains, off-forests: 10 mi SW of Lewiston. 1219 Steep north slope; rocky black loam soil; grass cover type. Phenology: flowering. RM USFS 467514 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 24 Frank A. Clark 1914 7 20 201 U.S.A. Montana [illegible] Ranger Station. 1158 River bottom, sandy; with cocklebur and brome; level ground. Phenology: flowering. RM USFS 467515 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1257 James C. Whitham 1932 7 14 196 U.S.A. Montana Meagher Gallatin National Forest. 2195 Level ground; deep rocky clay; open mountain meadow. Common. Phenology: flowering. RM USFS 467519 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 44 C. H. Hurst Fleming 1913 6 18 169 U.S.A. Montana Park Absaroka National Forest: Crazy Mountains: vicinity of Porcupine and Meadow Creeks. 1829 Flat; west slope; sandy loam soil; with Geranium, Potentilla, woolly senecio, sedge, Poa. Phenology: flowering. RM RM 906930 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 10678 Robert D. Dorn 2010 7 15 196 U.S.A. Wyoming Carbon Chalk Mountain, northwest edge of Shirley Basin. -106.481667 42.35 2408 Rocky limestone slope with Penstemon, Cirsium and Physaria. Rays white. Phenology: flowering & fruiting. RM Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74425 B. E. Nelson 2008 6 19 171 U.S.A. Montana Carbon Pryor Mountains: Custer National Forest: red hill just N of Sage Creek near the junction of Forest Road 2144 and O/C (Circle Slash C) Ranch drive, ca 22.5 air mi ESE of Bridger. -108.4869 45.208 1 1853 1978 Rocky limestone hilltop. Phenology: flowering. RM RM 960212 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1518 Roger L. Williams 2008 6 21 173 U.S.A. Wyoming Carbon Sierra Madre: N of Hell Creek, ca 6 air mi SW of Encampment -106.8535 41.1303 2560 Open rocky slope, with Erigeron compositus. Few. Phenology: flowering. RM RM 960220 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1520 Roger L. Williams 2008 6 28 180 U.S.A. Wyoming Carbon Sierra Madre: Tennant Creek, ca 4 air mi WSW of Encampment. -106.8653 41.1811 1 2516 Open meadow near aspen grove. Few plants. Phenology: flowering. RM RM 329133 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3608 Robert D. Dorn 1980 8 13 226 U.S.A. Wyoming Park Park Colorado, Dead Indian Hill. 2469 Rocky slope with Pinus flexilis Pentaphylloides. Rays white. Phenology: flowering. RM RM 270440 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. n.p. Clayton Williams C. L. Porter 1962 6 26 177 U.S.A. Wyoming Park Sunlight Basin N of Cody. 1975 With Agropyron, Phlox, etc. Phenology: flowering & fruiting. RM RM 337610 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1436 David L. Martin 1980 6 25 177 U.S.A. Wyoming Park Crest of Rattlesnake Mountain, 4 mi N of Buffalo Bill Reservoir. 2728 On shallow loamy soil over limestone. With Festuca idahoensis, Poa fendleriana, Phlox multiflora, and Pedicularis. Phenology: flowering & fruiting. RM RM 921343 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 11367 Robert D. Dorn 2014 7 1 182 U.S.A. Wyoming Campbell Ca 14 mi SE of Gillette. -105.33 44.101667 1371 Clay outcrop, with Artemisia frigida and Astragalus spatulatus. Flowers white. Phenology: flowering & fruiting. RM RM 921325 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 11384 Robert D. Dorn 2014 7 1 182 U.S.A. Wyoming Converse Northeast edge of Bill. -105.26 43.238333 1432 Sage-grass, with Plantago and Bouteloua. Flowers white. Phenology: flowering & fruiting. RM RM 938032 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4259b Bonnie Heidel 2016 6 19 171 U.S.A. Wyoming Fremont Wind River Range: Whiskey Mountain, ca 7 air mi SE of Dubois. 3109 3292 Open alpine ridgetop east summit on dry, coarse limestone; with Androsace chamaejasme, Aquilegia jonesii, Eritrichium nanum, and Draba oligosperma. RM RM 961493 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 124 Nancy E. Hastings P. Block 2007 5 23 143 U.S.A. Wyoming Platte Camp Guernsey: Osburn Ranch parcel in Sawmill Canyon; south end of transect 1.2 km due E of North Platte River, ca 3.9 km WNW of the Impact Area center, 10.8 km NW of Range Control. -104.89017 42.38623 1 1378 Level; mixed grass prairie with scattered silver sagebrush; silty loam; with Artemisia cana, Pascopyrum smithii, Bromus tectorum, Hesperostipa comata, Lappula redowskii, Poa secunda, Bouteloua gracilis, Plantago patagonica. Scattered; ascending to erect, fibrous rooted, perennial herb; 1.5 dm tall; disk yellow; ray white. Phenology: flowering & fruiting. RM RM 961494 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 46 Nancy E. Hastings P. Block 2007 5 21 141 U.S.A. Wyoming Platte Camp Guernsey: Cundall Ranch parcel; south end of transect ca 1.1 km due E of North Platte River, ca 2.9 km NW of Wendover Bend Ranch. -104.88688 42.35006 1 1439 Rolling; mixed grass prairie with scattered silver sagebrush; silty loam; with Bouteloua gracilis, Artemisia cana, Plantago patagonica, Lepidium densiflorum, Oenothera caespitosa, Hesperostipa comata. Scattered; erect, taprooted herb; 1.5 dm tall; disk yellow; ray white. Phenology: flowering & fruiting. RM RM 981712 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4419 Bonnie Heidel 2018 5 12 132 U.S.A. Wyoming Albany West slope Laramie Range: along Spring Creek, ca 1.5 mi NE of U.S. Hwy 30, ca 3.3 air mi E of downtown Laramie. -105.5304 41.3202 2246 Cobble and sandy loam, edge of dry wash; with Artemisia nova, Elymus spicatus, Heterotheaca villosa. Phenology: flowering. RM RM 324656 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 438b Mary Alice Sanguinetti Keith H. Dueholm 1978 7 14 195 U.S.A. Wyoming Campbell -105.91722 43.62694 1 1585 Grassy plains with rock (sandstone?) outcroppings. Phenology: flowering & fruiting. RM RM 383802 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4501 Richard W. Scott 1985 6 29 180 U.S.A. Wyoming Lincoln Northwest side Wyoming Peak. -110.616 42.6002 1 3292 Rocky alpine turf on peak. Phenology: flowering. RM RM 324693 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 289 Mary Alice Sanguinetti Keith H. Dueholm 1978 7 10 191 U.S.A. Wyoming Campbell -105.7258 44.9093 1 1158 Hills with pines. Phenology: flowering & fruiting. RM RM 324676 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 300 Mary Alice Sanguinetti Keith H. Dueholm 1978 7 10 191 U.S.A. Wyoming Campbell -105.8481 44.9978 1 1128 East-facing slopes with ponderosa pine. Phenology: flowering & fruiting. RM RM 324703 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 402 Mary Alice Sanguinetti Keith H. Deuholm 1978 7 13 194 U.S.A. Wyoming Campbell 1493 Grassy plains. Phenology: flowering & fruiting. RM RM 324657 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 264 Mary Alice Sanguinetti Keith H. Dueholm 1978 7 10 191 U.S.A. Wyoming Campbell -105.6633 44.7173 2 1250 Very dry grassy plains. Phenology: flowering & fruiting. RM RM 324662 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 347 Mary Alice Sanguinetti Keith H. Dueholm 1978 7 11 192 U.S.A. Wyoming Campbell -105.95972 44.01694 1 1463 Grassy hills. Phenology: flowering & fruiting. RM RM 324663 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 407 Mary Alice Sanguinetti Keith H. Dueholm 1978 7 13 194 U.S.A. Wyoming Campbell -105.2554 43.9091 2 1463 Grassy plains, Phenology: flowering & fruiting. RM RM 324675 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 369 Mary Alice Sanguinetti Keith H. Dueholm 1978 7 12 193 U.S.A. Wyoming Campbell -105.824 44.5848 1 1280 Grassy hills. Phenology: flowering & fruiting. RM RM 324661 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 486a Mary Alice Sanguinetti Keith H. Dueholm 1978 7 15 196 U.S.A. Wyoming Campbell -105.83962 44.048 1 1432 Grassy Plains. Phenology: flowering & fruiting. RM RM 293419 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 466 R. E. Ries D. W. Sabinske 1973 6 13 164 U.S.A. Wyoming Campbell Black Thunder Strip Mining Area: North Prong of Thunder Creek and Little Thunder Creek. -105.2494 43.6576 1448 Breaks; big sagebrush, blue grama, and western wheatgrass; shallow clayey, shale, loamy soil, Shingle series, shale. Phenology: flowering. RM RM 330632 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 502 J. A. Moore L. M. Mayer 1978 5 24 144 U.S.A. Wyoming Sheridan Big Horn Coal Site (SE Extension). 1097 1164 Grassland. Acme Quadrangle. Phenology: flowering. RM RM 300554 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 4667 Marvin L. Roberts 1976 6 24 176 U.S.A. Wyoming Sheridan Big Horn Mountains: just W of Horseshoe Mountain. -107.3443 44.7908 1 2347 Ray florests lilac, disk yellow. Phenology: flowering & fruiting. RM USFS 620789 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 275 John F. Thilenius 1976 6 24 176 U.S.A. Wyoming Campbell Thunder Basin National Grssland. 1555 Agropyron spicatum-Koleria macrantha/Bouteloua gracilis. Phenology: flowering & fruiting. RM USFS 402448 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 252 Bly Dickson 1932 6 17 169 U.S.A. Wyoming Sheridan Bighorn National Forest: Dayton-Kane Road. 1554 Gentle southeast slope; light sandy loam; park, with blue and wheat grasses. Scarce. Phenology: flowering. RM RM 335298 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 1400b David L. Martin 1980 6 10 162 U.S.A. Wyoming Big Horn West Slope Big Horn Mountains: Cold Springs Road, NE of Hyattville. 1756 On red soil derived from Chugwater Formation, in sparse Juniperus osteosperma-Cercocarpus ledifolius (Utah juniper-mountainmahogany) vegetation. Phenology: flowering & fruiting. RM RM 382462 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 5546 Richard W. Scott 1986 8 14 226 U.S.A. Wyoming Big Horn Summit of Bald Mountain on U.S. Hwy 14. -107.8328 44.7889 1 3058 Phenology: flowering & fruiting. RM RM 250614 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. s.n. Claude A. Barr 1955 6 15 166 U.S.A. Wyoming Campbell 6-7 mi NE of Rozet. Slopes with limey outcrops. Flowers white or tinged with pink or lavender. Phenology: flowering & fruiting. RM RM 264437 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 497 Herbert G. Fisser 1961 6 20 171 U.S.A. SE of Thermopolis and E of the Wind River Canyon, on the North flank of the Owl Creek Range: near Devils Slide. 1920 Three-tip sagebrush grassland with intermittent big sagebrush sites. Phenology: flowering & fruiting. RM RM 264439 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 463 Herbert G. Fisser 1961 6 16 167 U.S.A. Wyoming Fremont SE of Thermopolis and E of the Wind River Canyon, on the north flank of the Owl Creek Range: summit of Birdseye Mountain. -108.1039 43.4502 2 2256 Phenology: flowering & fruiting. RM RM 37141 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 317 Leslie N. Goodding 1901 7 19 200 U.S.A. Wyoming Washakie Head of Middle Fork Powder River. -107.2203 43.5068 2 2500 Open flats. Phenology: flowering & fruiting. RM RM 105309 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 36 Crystal Finley 1926 6 7 158 U.S.A. Wyoming Big Horn Base of Black Mountain. Rocky slopes at base of mountain. Phenology: flowering. RM RM 38422 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 3014 Frank Tweedy 1900 7 20 201 U.S.A. Wyoming Johnson Eastern Slope Big Horn Mountains: headwaters of Clear Creek and Crazy Woman River. -106.952 44.2172 9 2134 2743 Phenology: flowering & fruiting. RM RM 78574 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 611 Vie Willits U.S.A. Wyoming Sheridan Goose Creek Drainage. Phenology: flowering. RM RM 78573 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 149 Vie Willits 1909 6 21 172 U.S.A. Wyoming Sheridan Kemp Creek Hills. Grassy hills. Phenology: flowering & fruiting. RM RM 78578 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 74 Vie Willits 1909 6 15 166 U.S.A. Wyoming Sheridan West Hurlburt Creek Grassy foothill-pastures. Phenology: flowering. RM RM 82971 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. s.n. A. H. Scoville 1889 6 1 152 U.S.A. Wyoming no county Phenology: flowering. RM RM 143062 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 439 Reed C. Rollins 1934 5 21 141 U.S.A. Wyoming Sheridan Mouth of Big Goose Canyon. -107.18771 44.69702 1 1371 1676 Steep hillsides. Phenology: flowering. RM RM 77957 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 154 Seymour S. Sharp 1912 6 21 173 U.S.A. Wyoming Sheridan Hills E of Sheridan. 1204 Sandy slope. Phenology: flowering & fruiting. RM RM 612896 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 14495 Walter Fertig Ann Humphrey 1993 8 25 237 U.S.A. Wyoming Washakie Foothills of West Slope Big Horn Mountains: Cooks Vee on west side of Cooks Road (TNC Ten Sleep Preserve). -107.2193 43.9977 1963 Redbeds of the Goose Egg Formation with hummocks dominated by Artemisia tridentata var. vaseyana grassland and scattered Juniperus communis. Phenology: flowering & fruiting. RM RM 264440 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 195 Herbert G. Fisser 1960 7 11 193 U.S.A. Wyoming Fremont SE of Thermopolis and E of the Wind River Canyon, North flank of the Owl Creek Range: ridgetop NW of Birdseye Pass. 2256 Transitional from sagebrush to conifer. Phenology: flowering & fruiting. RM RM 124046 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 9364 Aven Nelson 1910 6 25 176 U.S.A. Wyoming Fremont Birds Eye. -108.08278 43.45 2 2134 Steep canyon slopes. Phenology: flowering & fruiting. RM RM 660866 Erigeron ochroleucus physical specimen Asteraceae Erigeron ochroleucus Nutt. 51282 Ronald L. Hartman 1995 6 26 177 U.S.A. Wyoming Teton Mount Leidy Highland Area: Gros Ventre River Road, ca 2 air mi E of Forest boundary; just W to overlooking Slide Lake, on the N side. 2256 2378 Steep slopes with outcrops of sandstone and limestone. Phenology: flowering. 3600 3,1,0 true