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RM USFS 851867 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 54882 Ronald L. Hartman 1996 6 16 168 U.S.A. Wyoming Park Northern Absaroka Area: southeast end of Rattlesnake Mountain. -109.1639 44.5079 2073 2317 Limestone outcrops and rocky slopes. Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2610 Neil Snow 1988 6 24 176 U.S.A. Wyoming Park Southwestern Absarokas: junction of Cabin Creek, South Fork Shoshone River and vicinity, ca 45 air mi SW of Cody. -109.483 44.3603 2286 2591 Mixed Picea-Pinus flexilis-Juniperus forest on rocky volcanics. RM RM 857340 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 17110 B. E. Nelson 1989 6 30 181 U.S.A. Wyoming Park Northern Absarokas: Sunlight Basin: above Sulpher Camp, ca 2-3 air mi SE of Geers Point, ca 32 air mi WNW of Cody. -109.67417 44.67389 1 2164 2256 Among scattered Douglas fir on steep slope. Phenology: flowering. RM USFS 854567 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1608 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 up ridge E of drainage leading to radio tower, ca 3.5 air mi SE of Dubois. -109.5997 43.4754 2591 2682 Meadow on slope with Astragalus and Penstemon; open pine/spruce forest in sheltered drainage. Phenology: fruiting. RM USFS 854643 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2248 David Rosenthal 1997 7 12 193 U.S.A. Wyoming Park Northern Absaroka Area: Shoshone National Forest: ca 14 air mi W of town of Wapiti on U.S. Hwy 14, 16, and 20 and intersection with Moss Creek, up slope from creek to ridge. -109.7247 44.4763 1981 2134 Spruce/fir forest to rocky loose slopes and ridges with volcanic substrate. Phenology: fruiting. RM USFS 854642 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3125 David Rosenthal 1997 7 28 209 U.S.A. Wyoming Fremont Wind River Range: Fitzpatrick Wilderness Area: Shoshone National Forest: pack trail leading to Bomber Basin, ca 7.5 air mi SSE of Dubois. -109.5857 43.4202 2378 2621 Spruce/fir/pine forest with granitic rocky outcrop. Phenology: fruiting. RM USFS 854641 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 58948 Ronald L. Hartman Jim Fowler 1997 7 27 208 U.S.A. Wyoming Park Northern Absaroka Area: Ishawooa Creek Pack Trail. -109.5636 44.3313 1981 2042 North exposure in Douglas fir forest and adjacent creek shoulder. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1184 Peter J. Ebertowski 2002 7 5 186 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: tributary S of Keyton Creek on Rochelle Hills or Forest Road 933, ca 26 air mi SE of Wright, ca 23.5 air mi NNE of Bill. -105.0899 43.5443 1 1463 1530 Rocky soil in ravine with patches of ponderosa pine. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 125 Peter J. Ebertowski 2002 6 18 169 U.S.A. Wyoming Campbell Thunder Basin National Grassland and Vicinity: along ridge running N-S, E and above Short Creek, ca 26 air mi NNE of Gillette; ca 3 air mi W of Weston. -105.3798 44.6439 1 1286 1378 Ravine slope near seep. Phenology: fruiting. RM RM 724838 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 9881 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 2.5 mi S of U.S. Hwy 14, 16, and 20. -109.5837 44.4328 1 2317 In meadow on northeast facing slope dominated by Festuca idahoensis and Astragalus miser var. decumbens. RM RM 724872 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 9903 Erwin F. Evert 1986 6 13 164 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: immediately E of the mouth of Pagoda Creek, N and S of U.S. Hwy 14, 16, and 20. -109.5837 44.4618 1798 Sagebrush-grassland community. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 20867 Erwin F. Evert 1991 6 18 169 U.S.A. Idaho Fremont Targhee National Forest: Island Park Plateau: Pole Bridge Campground on east side of Warm River, ca 15 mi NE of Ashton. -111.2845 44.2662 1920 Open lodgepole pine forest and meadow openings with Antennaria luzuloides, Wyethia amplexicaulis, Amelanchier alnifolia, and Lomatium ambiguum. RM RM 739576 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 21249 Erwin F. Evert 1991 6 28 179 U.S.A. Montana Stillwater [location and coordinates withheld] 1890 Grassland with Festuca idahoensis, Castilleja pallescens, Geum triflorum, and Cerastium arvense. Phenology: fruiting. RM RM 754699 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 22815 Erwin F. Evert 1992 6 12 164 U.S.A. Montana Stillwater Ca 1/4-1/2 mi S of Cliff Swallow fishing access site, ca 10 mi W of Absarokee. -109.6345 45.5161 1432 Ponderosa pine woodland and openings with Arenaria congesta var. lithophila, Agropyron spicatum, Leucopoa kingii, and Claytonia perfoliata Phenology: flowering & fruiting. RM RM 612446 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 24687 Erwin F. Evert 1993 6 3 154 U.S.A. Montana Sweet Grass [location and coordinates withheld] 1524 Open north-facing slope above creek at edge of ponderosa pine-Douglas fir forest with Festuca idahoensis, Cerastium arvense, Claytonia lanceolata, and Myosotis alpestris. Phenology: flowering & fruiting. RM RM 611284 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 25802 Erwin F. Evert 1993 7 9 190 U.S.A. Montana Sweet Grass Beartooth Mountains: Custer National Forest: ca 1/4 mi E of Pass Creek and ca 1/3 mi N of Castle Creek, in foothills ca 7 mi NW of Nye. -109.9428 45.4578 1890 1920 Sagebrush-grassland with Festuca idahoensis, Helianthella uniflora, Leucopoa kingii, and Juniperus horizontalis. Phenology: fruiting. RM RM 781418 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 27357 Erwin F. Evert 1994 6 26 177 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: west side of East Rosebud Lake, 20 mi W of Red Lodge. -109.638 45.2061 1892 1897 Open Douglas fir/spruce forest and rock outcroppings along lakeshore. Phenology: fruiting. RM RM 780849 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 27565 Erwin F. Evert 1994 6 27 178 U.S.A. Montana Stillwater Beartooth Mountains: Custer National Forest: West Rosebud Canyon 1/4-1/2 mi SW of power plant, ca 27 mi WNW of Red Lodge. -109.7415 45.2508 2042 Shallow soil on granite rock outcroppings with Woodsia scopulina and Saxifraga bronchialis. Phenology: flowering & fruiting. RM RM 781705 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 27965 Erwin F. Evert 1994 7 19 200 U.S.A. Montana Carbon Beartooth Mountains: Custer National Forest: along East Rosebud Trail, ca 1/8-1/4 mi N of Rimrock Lake, ca 24 mi W of Red Lodge. -109.6794 45.1465 2317 Moist-wet, rocky northwest facing slope with scattered Abies lasiocarpa and Alnus viridis. Phenology: flowering. RM RM 782632 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 29177 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 783183 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 29935 Erwin F. Evert 1995 7 7 188 U.S.A. Montana Sweet Grass Beartooth Mountains: Gallatin National Forest: ridge between West Bridger Creek and Jims Gulch, ca 15 mi SSE of Big Timber. -109.8607 45.618 1676 1707 South facing slope and ridgetop, sagebrush-grassland community with Balsamorhiza sagittata, Elymus spicatus, and Lewisia rediviva. Phenology: flowering & fruiting. RM RM 782393 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 30312 Erwin F. Evert 1995 7 18 199 U.S.A. Montana Park Absaroka Mountains: Gallatin National Forest: along Republic Creek, ca 1/4 mi S of Cooke City. -109.9304 45.0205 2301 Meadow opening in spruce-fir forest with Trifolium longipes var. reflexum, Cirsium scariosum, and Astragalus alpinus. Phenology: flowering. RM RM 818198 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 32802 Erwin F. Evert 1997 6 10 161 U.S.A. Montana Carbon Ridge 4 mi NE of Fromberg; 1.5 mi E of U.S. Hwy 310. -108.8324 45.4433 1 1189 1219 Disturbed sagebrush-grassland with Agropyron spicatum, Bromus tectorum, and Alyssum alyssoides. Phenology: fruiting. RM RM 822605 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 36822 Erwin F. Evert 1999 6 20 171 U.S.A. Wyoming Park Yellowstone Plateau: Yellowstone National Park: along the east side of Hellroaring Creek, ca 1 mi N of the Yellowstone River. -110.4506 44.9649 1 2012 Sagebrush-grassland with Phlox longifolia, Festuca idahoensis, and Erigeron linearis. Phenology: flowering & fruiting. RM RM 857393 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 70220 B. E. Nelson James F. Fowler 2006 8 27 239 U.S.A. Arizona Coconino Kaibab National Forest: Kaibab Plateau: Murray Lake just W of Ariz Hwy 67, ca 6 air mi SSE of Jacob Lake; ca 29 air mi SE of Fredonia. -112.176 36.6309 2599 Meadow in bottom of large limestone sink. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7805 Amy J. Roderick Kevin J. Taylor 1998 8 6 218 U.S.A. Wyoming Carbon Upper North Platte and Laramie River Drainages: Ferris Mountains: Miners Canyon on northeastern side of range, ca 16 air mi N of Independence Rock. -107.1555 42.2528 2195 2225 Lodgepole pine-Douglas fir forest. Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 31186 B. E. Nelson Laura Welp 1994 6 5 156 U.S.A. Wyoming Fremont Great Divide Basin Area: Crooks Mountain: Cottonwood Creek and vicinity on the north side of the mountain, ca 10 air mi SW of Jeffrey City; ca 48 air mi SE of Lander. -107.9778 42.3992 2256 2347 Gentle slopes of sagebrush-snowberry with scattered areas of aspen and limber pine. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1557 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: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1923 Laura Welp 1994 7 9 190 U.S.A. Wyoming Sweetwater Great Divide Basin Area: Great Divide Basin: Steamboat Mountain, ca 6.5 air mi WNW of Greasewood Wash; ca 13.5 air mi N of Superior. -108.961944 41.982778 2414 2439 North-facing slope on hill above spring; mosaic of closed stands of aspen and pine; understory is mosaic of open, scattered forbs with closed, dense grasses and snowberry; loose, duffy soil. Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2519 Laura Welp 1994 7 19 200 U.S.A. Wyoming Fremont Great Divide Basin Area: Green Mountain: Whiskey Peak, ca 6 air mi N of Bairoil; ca 6 air mi S of Henry Peak. -107.5689 42.3111 2621 2743 Steep, north-facing slope with small, rocky drainage near top of peak; open pine overstory, graminoids and lupine in understory; dry, fine, rocky soil. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2767b Laura Welp 1994 7 23 204 U.S.A. Wyoming Carbon Great Divide Basin Area: Great Divide Basin: tipped rimtop and drainages, ca 6 air mi SSE of Separation Peak; ca 10 air mi SW of Teton Reservoir. -107.443056 41.542222 2292 2378 Steep, open, narrow drainage at the bottom of rocky rim; umbels dominant. Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 952 Laura Welp 1994 6 21 172 U.S.A. Wyoming Fremont Great Divide Basin Area: Green Mountain: along rim in Owl Hills, ca 12 air mi SE of Jeffrey City; ca 12.5 air mi W of Three Forks. -107.6681 42.3839 2225 2286 East-facing slope of drainage in steep hills; grasses and sagebrush dominant, scattered juniper and pine; red gravelly soil. Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 46126 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: fruiting. RM RM 625679 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 48043 Ronald L. Hartman 1994 7 12 193 U.S.A. Wyoming Teton Gros Ventre Area: Game Creek, ca 6-7 air mi N of Hoback Junction. -110.7044 43.4139 2 1981 2012 Open stream area and lower slopes, calcareous. Phenology: fruiting. RM RM 785819 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 36807 Loy R. Phillippe Richard L. Larimore, J. L. Crane, Daniel T. Busemeyer 2004 6 14 166 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. Monument Hill quad. -107.2136 43.9937 2042 Open upland wet grassland area within the sagebrush-grassland meadow, southwest running (235 deg) with scattered ponderosa pine; area had been recently burned, perhaps previous year; growing with Alyssum desertorum, Antennaria rosea, Arnica sororia, Phenology: flowering & fruiting. RM RM 785931 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2578 Paul B. Marcum Daniel T. Busemeyer, Mary Ann Feist, Loy R. Phillippe 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. -107.1876 44.0086 2256 Growing on the west edge of a rocky ridgeline; associates include Pinus flexilis, Artemisia tridentata, Pseudotsuga menziesii, Populus tremuloides, Pinus contorta, Salix bebbiana, Juniperus communis, Lupinus sp., Senecio integerrimus, and Sedum lanceolat Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5449 Joy Handley Denise L. Fairbanks 2000 6 15 167 U.S.A. Idaho Valley Payette National Forest and Vicinity: Long Valley: Ponderosa State Park: N of McCall, ca 10 air mi E of New Meadows. -116.0758 44.9554 1524 Mixed conifer forest with open meadows and marshes. Phenology: fruiting. RM USFS 432336 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 410 C. G. Schaack 1969 8 28 240 U.S.A. Arizona Coconino San Francisco Mountains: south projecting ridge of Agassiz Peak. -111.67749 35.33229 2 3567 3582 Southeast facing slope; under cork bark firs. Phenology: fruiting. RM USFS 432338 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1578 Charles P. Pase 1965 9 2 245 U.S.A. Arizona Apache Apache National Forest: Sheeps Crossing. -109.5092 33.95969 1 2804 5% north slope; deep loam; mountain grassland, with Carex, Ranunculus, Mimulus, and Scirpus. Phenology: fruiting. RM 775251 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 11287 Kevin J. Taylor Christine Tonielli and Josh Crayton 1998 8 23 235 U.S.A. Colorado Gunnison Northern Gunnison Basin: West Elk Wilderness: ca 15 air mi N of Blue Mesa Reservoir. -107.2661 38.6966 3109 3201 Engelmann spruce/subalpine fir and open meadows and along creek. Phenology: flowering. RM USFS 432345 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 275 Earl V. Storm 1927 7 10 191 U.S.A. Arizona Coconino Kaibab National Forest: V. T. Park. -112.13139 36.41129 2 2713 5% west slope; quite abundant on deep clay loam; meadow with redtop, dandelion and festuca. Phenology: fruiting. RM RM 941909 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2664 Jill E. Larson 2005 7 19 200 U.S.A. New Mexico Taos Carson National Forest and Vicinity: Sangre de Cristo Range: Valle Vidal Unit: Shuree Ponds and Rock Wall, from Forest Road 1950, ca 11 air mi NE of Red River. -105.1943 36.7765 2858 2949 Riparian areas along stream and pond side. Phenology: flowering & fruiting. RM RM 941908 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 4268 Jill E. Larson Robert Peters 2005 8 14 226 U.S.A. New Mexico Taos Carson National Forest and Vicinity: Sangre de Cristo Range: ridgeline E of Lobo Peak towards Gold Hill via Lobo Peak Trail 57, ca 6 air mi NNE of Arroyo Seco. -105.5418 36.6097 3399 3658 Rocky ridgeline with bristlecone pine and Engelmann spruce interspersed with montane meadows. Phenology: flowering & fruiting. RM RM 802401 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 482 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: fruiting. RM RM 802400 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 754 Luanne Lum 2001 7 13 194 U.S.A. Wyoming Washakie Big Horn Mountains: N of the Middle Fork Powder River, ca 35 air mi SSE of Ten Sleep. -107.1821 43.5638 1 2469 2487 Sagebrush with grasses. Phenology: fruiting. RM RM 935569 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2735 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 & fruiting. RM RM 935568 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2972 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 & fruiting. RM RM 935567 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3026 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 & fruiting. RM RM 935566 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3062 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 & fruiting. RM RM 935565 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3481 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 & fruiting. RM RM 935564 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3539 Luanne Lum 2002 7 2 183 U.S.A. Wyoming Washakie Big Horn Mountains: along Forest Road 25 W of Canyon Creek, ca 6.5 air mi ESE of Meadowlark Lake. -107.1389 44.1272 1 2644 2667 Pine and mountain meadows. Phenology: flowering & fruiting. RM RM 935563 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3771 Luanne Lum 2002 7 6 187 U.S.A. Wyoming Washakie Big Horn Mountains: along Forest Road 429 N of High Park Lookout, ca 1.3 air mi SSE of Meadowlark Lake and ca 15 air mi NE of Ten Sleep. -107.1992 44.156 1 2890 2905 Mountain meadow and spruce forest. Phenology: flowering & fruiting. RM RM 935562 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3811 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 & fruiting. RM RM 935561 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3919 Luanne Lum 2002 7 8 189 U.S.A. Wyoming Washakie Big Horn Mountains: along Forest Road 25 crossing Canyon Creek, ca 6.5 air mi ESE of Meadowlark Lake and ca 16.5 air mi ENE of Ten Sleep. -107.1389 44.1128 1 2676 2740 Coniferous forest and mountain meadow. Phenology: flowering & fruiting. RM RM 935560 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 4235 Luanne Lum Michelle Wilson 2002 7 14 195 U.S.A. Wyoming Big Horn Big Horn Mountains: along Forest Road 24 E of Soldier Creek, ca 13.5 air mi NNE of Ten Sleep. -107.2741 44.1728 1 2530 2621 Pine and sagebrush. Phenology: flowering & fruiting. RM RM 935559 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5224 Luanne Lum 2002 8 2 214 U.S.A. Wyoming Big Horn Big Horn Mountains: along Forest Roads 17 and 329 E of Spanish Point, ca 31 air mi ESE of Greybull. -107.4552 44.4391 1 2640 2673 Coniferous forest and sagebrush. Phenology: flowering & fruiting. RM RM 935558 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5257 Luanne Lum 2002 8 2 214 U.S.A. Wyoming Big Horn Big Horn Mountains: along Forest Road 17 N of Round Lake, ca 31.5 air mi ESE of Greybull. -107.4351 44.4243 1 2643 2673 Coniferous forest and sagebrush. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1092 Margarette J. Lyon 1993 5 20 140 U.S.A. Colorado Montrose San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Uncompahgre Plateau: ca 9 air mi N of Norwood. -108.251 38.2555 2332 Grassy meadows with Pinus ponderosa and Amelanchier alnifolia. Phenology: flowering & fruiting. RM USFS 432346 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 54 Leon W. Hornkohl 1926 7 24 205 U.S.A. Arizona Coconino Kaibab National Forest: Dry Lake. -112.13076 36.42204 5000 2439 Level, deep sandy loam; in spruce. Phenology: fruiting. RM RM 264673 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 8630 C. L. Porter Marjorie W. Porter 1961 6 14 165 U.S.A. Wyoming Fremont Owl Creek Range: E of the Wind River Canyon, at Birds Eye Pass. -108.0728 43.4578 1 2134 Among granite rock outcrops. 14-15 Jun 1961 Phenology: flowering & fruiting. RM USFS 432337 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3257 Ralph K. Gierisch 1987 9 8 251 U.S.A. Arizona Apache Apache National Forest: Phelps Botanical Area. -109.49679 33.9268 2 2896 10-15% northwest slope; grassland; occasional in basaltic loam; grassland. Phenology: fruiting. RM RM 365113 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 104 Andrew Warren 1982 8 5 217 U.S.A. Wyoming Carbon Just S of Ninemile Hill radio tower; ca 6 mi NNW of Rawlins. -107.3212 41.864 1 2256 Scattered on aspen sidehills with Elymus cinereus, Symphoricarpos, and Poa canbyi. Phenology: flowering & fruiting. RM RM 745729 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2212 Bonnie Heidel S.Laursen 2002 7 1 182 U.S.A. Wyoming Park Absaroka Range: Swamp Lake in Clarks Fork Yellowstone Valley, ca 34 air mi NW of Cody. 2010 Peatland edge bordering spruce swamp, with Poa palustris, Juncus balticus, Calamagrostis canadensis. Phenology: flowering & fruiting. RM USFS 430361 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 81 W. G. Koogler 1926 6 16 167 U.S.A. New Mexico Catron Datil National Forest. -108.5498 33.5294 1 2439 Gentle northeast slope: deep rocky loam; with iris, juncus, yarrow, violet. Common. Phenology: flowering. RM RM 611345 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 25459 Erwin F. Evert 1993 6 28 179 U.S.A. Wyoming Hot Springs Southeastern Absarokas: south side of Sanford Draw, in foothills ca 0.5 mi N of Grass Creek, ca 28 mi SSW of Meeteetse. -108.9228 43.8655 1 2195 Meadow openings and Pinus flexilis woodland with Lupinus polyphyllus var. humicola, Iris missouriensis, Geum triflorum, and Carex vallicola. Phenology: flowering & fruiting. RM RM 611435 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 25525 Erwin F. Evert 1993 6 28 179 U.S.A. Wyoming Hot Springs Southeastern Absarokas: Shoshone National Forest: ridge just SE of Twin Lakes, ca 33 mi SSW of Meeteetse. -109.003 43.8655 1 2621 Limber pine woodland and rocky openings with Lomatium cous, Phlox hoodii, Leucopoa kingii, and Antennaria rosea. Phenology: flowering. RM RM 609830 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7340 Erwin F. Evert 1984 8 2 215 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: on the east side of Table Mountain, ca 6 mi S of U.S. Hwy 14, 16, and 20. -109.4428 44.3893 2743 2804 In open and windswept grass-forb communities. Phenology: fruiting. RM RM 623109 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7912 Erwin F. Evert 1985 6 22 173 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: ridge E of North Fork Shoshone River, ca 1/4-1/2 mi E and N of Pahaska. -109.9664 44.5053 2073 2195 Mostly open habitats with scattered Douglas fir. Phenology: fruiting. RM RM 623110 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 8408 Erwin F. Evert 1985 7 18 199 U.S.A. Wyoming Park North Fork Shoshone River Drainage: Absaroka Mountains: ridge ca 0.5 mi W of Mormon Creek, ca 0.5-2 mi N of U.S. Hwy 14, 16, and 20. -109.8858 44.4908 2317 2621 Open, mostly dry ridge top with scattered Pseudotsuga menziesii and Pinus flexilis. Phenology: fruiting. RM USFS 432335 Carex petasata physical specimen Cyperaceae Carex petasata Dewey M-117 Walter G. Mann 1930 8 6 218 U.S.A. Arizona Coconino Kaibab National Forest: near plot 28, between VT and Dry Park. -112.1864 36.4161 4 2591 Gentle northwest slope; gravelly soil; abundant in parks and valleys. Phenology: fruiting. RM RM 644004 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 712 Gillian Walford S. Gottschlich and R. Bechtloff 1993 7 9 190 U.S.A. Wyoming Park Shoshone National Forest: North Fork Shoshone River Valley: north side of North Fork Shoshone River, W of Wayfarers Chapel, ca 40.5 air mi W of Cody. -109.8651 44.4618 1963 Streamside shrub community with Salix lasiandra and Bromus inermis; gravelly alluvium. Phenology: flowering & fruiting. RM RM 644016 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 766b Gillian Walford S. Gottschlich and R. Bechtloff 1993 7 11 192 U.S.A. Wyoming Park Shoshone National Forest: South Fork Shoshone River Valley: upper Bull Creek drainage, 19 air mi SW of Cody. -109.2874 44.3062 2454 Wet meadow with Juncus balticus. Phenology: flowering & fruiting. RM RM 644003 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 837 Gillian Walford S. Gottschlich and R. Bechtloff 1993 7 22 203 U.S.A. Wyoming Park Shoshone National Forest: Clarks Fork Yellowstone River Valley: SE of Lily Lake, 42.8 air mi NW of Cody. -109.7177 44.9358 2338 Low shrub community with Potentilla fruticosa and Fragaria virginiana; snow catchment area; glacial till. Phenology: flowering & fruiting. RM RM 644015 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 911 Gillian Walford S. Gottschlich and R. Bechtloff 1993 7 26 207 U.S.A. Wyoming Park Shoshone National Forest: Clarks Fork Yellowstone River Valley: Clarks Fork, ca 0.5 mi below confluence with Crazy Creek, 45 air mi NW of Cody. -109.7584 44.9358 2094 Low shrub community with Salix wolfii and Potentilla fruticosa; terrace with alluvial and colluvial material. Phenology: flowering & fruiting. RM RM 682178 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 712 Jill Walford 1993 7 9 190 U.S.A. Wyoming Park Absaroka Range: North Fork Shoshone River Valley: north side of North Fork Shoshone River W of Wayfarers Chapel, ca 40.5 air mi W of Cody. -109.8651 44.4618 1963 Streamside shrub community of Salix lasiandra and Bromus inermis on gravelly alluvium. FS-02-14-04-93-NC-016 Phenology: fruiting. RM RM 580127 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 12919 Walter Fertig 1992 7 7 189 U.S.A. Wyoming Hot Springs Owl Creek Mountains: ridge on north shore of South Fork Owl Creek, ca 3 air mi WSW of Anchor Reservoir; ca 34.5 air mi W of Thermopolis. -108.9025 43.6482 1 2317 2447 Douglas fir forest on limestone substrate with small clearings dominated by Physocarpus and Ribes. Phenology: fruiting. RM RMRS 184 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1578 Charles P. Pase 1965 9 2 245 U.S.A. Arizona Apache Apache National Forest: Mount Baldy Primitive Area. -109.533 33.94279 1 2865 Phenology: fruiting. RM RM 758253 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 67492 Ronald L. Hartman 2000 6 9 161 U.S.A. Colorado Jackson North-central Colorado: North Park: ca 8 air mi NE of Muddy Pass. -106.4532 40.4451 2591 2606 Sagebrush slopes. Phenology: fruiting. RM RM 735483 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 76493 Ronald L. Hartman 2002 8 14 226 U.S.A. New Mexico Sandoval Valles Caldera National Preserve: Jemez Mountains: Cerro San Luis, southeast slope to summit. -106.529617 35.942233 2646 2925 Coniferous forested slopes with rock outcrops. Phenology: fruiting. RM RM 833018 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 68908 B. E. Nelson David Scott 2006 6 15 166 U.S.A. Wyoming Teton Grand Teton National Park and Vicinity: Jackson Hole: "Wolff Ridge" on the north side of Spread Creek Valley, ca 3.5 air mi SW of Moran; ca 25 air mi NE of Jackson. -110.5283 43.7926 2134 2182 Burned, steep brushy aspen, easterly-facing slope. Phenology: flowering & fruiting. RM RM 833019 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2823 David Scott Andrew Bishop 2006 8 8 220 U.S.A. Wyoming Teton Grand Teton National Park and Vicinity: Jackson Hole: near Two Ocean Lake, ca 4 air mi N of Moran; ca 19.5 air mi NNE of Moose. -110.5339 43.9018 2126 Carex dominated seasonal wetland with scattered willows. Phenology: fruiting. RM RM 833017 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 82352 Ronald L. Hartman 2006 6 19 170 U.S.A. Wyoming Teton Grand Teton National Park and Vicinity: Jackson Hole: The Potholes from Jenny Lake Road -110.6209 43.7923 2042 2103 Sagebrush community with some mesic or hydric vegetation in bottoms of potholes. Phenology: flowering & fruiting. RM RM 833016 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 82880 Ronald L. Hartman 2006 6 28 179 U.S.A. Wyoming Teton Grand Teton National Park and Vicinity: Jackson Hole: Sacred Heart Chapel and adjacent picnic area. -110.6031 43.8451 2073 Phenology: flowering & fruiting. RM RM 769811 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 78198 Ronald L. Hartman 2003 7 24 205 U.S.A. New Mexico Sandoval Valles Caldera National Preserve: Jemez Mountains: "B" road to Puerta de Trasquilar and up southeast slope of Trasquilar. -106.497283 35.933217 2685 2721 Ponderosa pine grassland. Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5396 C. L. Shear 1895 6 28 179 U.S.A. Idaho [Nez Perce] Beaver Canyon. [Also [1000 - 1600 ft] [Additional information in brackets; best estimati Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5567 C. L. Shear 1895 7 1 182 U.S.A. Montana Beaverhead Lima. 1905 Mountains. [6250 ft] [Additional information in brackets; best estimati Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2610 Neil Snow 1988 6 24 176 U.S.A. Wyoming Park Southwestern Absarokas: junction of Cabin Creek, South Fork Shoshone River and vicinity, ca 45 air mi SW of Cody. -109.483 44.3603 2286 2591 Mixed Picea-Pinus flexilis-Juniperus forest on rocky volcanics. RM USFS 432332 Carex petasata physical specimen Cyperaceae Carex petasata Dewey R-147 Frank H. Rose 1922 9 1 244 U.S.A. Colorado San Miguel Montezuma National Forest: below Woods Lake. 2835 Common on moderate east exposure in rocky loam with cinquefoil, yarrow, Danthonia, and Campanula. Phenology: fruiting. RM RM 156893 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 162 George E. Osterhout 1897 7 10 191 U.S.A. Colorado Larimer Moraine Park. Phenology: flowering & fruiting. RM RM 651175 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1520 B. A. Packer J. Brondum and T. McGowan 1997 7 10 191 U.S.A. Wyoming Albany Laramie Range: Laramie Peak Wildlife Habitat Management Area: ca 31 air mi NE of Rock River. -105.4382 42.0545 2243 2262 Granite outcrops. Phenology: flowering & fruiting. RM USFS 432330 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 23 H. L. Spencer 1911 8 21 233 U.S.A. Colorado no county Uncompaghre National Forest. 3079 In sandy loam. Phenology: fruiting. RM USFS 518848 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 72 Hugh O. Cassidy 1922 7 22 203 U.S.A. New Mexico Rio Arriba Santa Fe National Forest: San Pedro Mountain. -106.8148 36.1223 2 3109 Common in sandy loam with grasses and sedges. Phenology: flowering & fruiting. RM RM 651176 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1555 B. A. Packer J. Brondum and T. McGowan 1997 7 10 191 U.S.A. Wyoming Albany Laramie Range: ca 30 air mi NE of Rock River. -105.4382 42.0252 2301 2399 Granite outcrop. Phenology: flowering & fruiting. RM RM 155732 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3214 Ira W. Clokey 1918 7 26 207 U.S.A. Colorado Boulder Eldora. 2774 Moist soil. Phenology: fruiting. RM RM 567829 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 550 R. Tallent 1986 8 11 223 U.S.A. Colorado Larimer Roosevelt National Forest: along Stove Prairie Creek. -105.8489 40.6046 1 2120 Open, dry hillside above creek with ponderosa pine, Douglas-fir, Ribes Cereum and Juniperus scopulorum. Phenology: fruiting. RM USFS 432331 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2603 Ralph K. Gierisch 1963 6 12 163 U.S.A. Colorado Routt Routt National Forest: Trout Creek. -107.0884 40.2306 1 2439 Scarce in dry meadow on 0-5% slope, northeast exposure in sandy loam with Populus, Taraxicum officinale and Popr. Phenology: flowering & fruiting. RM USFS 433090 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 93 Robert F. Copple 1922 9 7 250 U.S.A. New Mexico Taos Santa Fe National Forest: Santa Barbara Creek. -105.611 36.0756 1 2743 Rare in park. Phenology: fruiting. RM USFS 432334 Carex petasata physical specimen Cyperaceae Carex petasata Dewey G-55 Victor Goodwin 1936 8 21 234 U.S.A. Colorado Grand Arapaho National Forest: Beaver Creek: near hot sulfur springs. 2743 On stream bank in grassland. Phenology: flowering & fruiting. RM RM 340283 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 82-138 W. Kelley M. Waters 1982 7 16 197 U.S.A. Colorado Rio Blanco Razorback Ridge: 2.2 mi S of junction of Middle and Left Forks of Soldier Creek. 2591 Scattered on shale of slope with Artemisia and Populus. Phenology: flowering & fruiting. RM RM 344723 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 16266 William A. Weber R. Wittmann 1982 6 24 175 U.S.A. Colorado Summit Green Mountain Reservoir: road from Heeney to Cataract Creek Campground; above W side of reservoir. 2500 Common in rocky meadows. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 41355 B. E. Nelson 1997 7 15 196 U.S.A. Wyoming Albany Laramie Range: just S of Beaver Mountain between Stove Draw and Grouse Creek, ca 6.8 air mi W of Laramie Peak; ca 35.5 air mi S of Douglas. -105.5662 42.2674 2341 2378 At base and slopes adjacent to rock outcrops. Phenology: fruiting. RM RM 651113 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 41584 B. E. Nelson 1997 7 16 197 U.S.A. Wyoming Converse Laramie Range: N of North Fork Little Medicine Bow River, ca 5 air mi W of Warbonnet Peak, ca 29-30 air mi S of Glenrock; ca 5-5.5 air mi NE of Little Medicine. -105.902 42.4383 2521 2662 Moist to dry meadow and margins adjacent to forest. Phenology: flowering & fruiting. RM RM 651114 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 41632 B. E. Nelson 1997 7 16 197 U.S.A. Wyoming Converse [location and coordinates withheld] 2268 2329 Steep gravelly slopes with rock outcrops, "pavement", grassy patches, scattered limber pine, and occasional Douglas fir. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 41687 B. E. Nelson 1997 7 16 197 U.S.A. Wyoming Natrona [location and coordinates withheld] 2268 2317 Steep gravelly slopes with rock outcrops, "pavement", grassy patches, scattered limber pine. Phenology: fruiting. RM 1016250 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 41377 Ronald L. Hartman 1993 7 22 203 U.S.A. Wyoming Lincoln Southern Salt River Range and Vicinity: ca 6 air mi N of Kemmerer. -110.553611 41.898056 2195 2225 Sagebrush slopes with serviceberry and coralberry and grassy flats. Phenology: fruiting. RM RM 694503 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 28818 Ronald L. Hartman Stuart Markow 1991 6 6 157 U.S.A. Wyoming Teton Bridger-Teton National Forest: Snake River Range: southwest side of Munger Mountain, ca 11 mi S of Jackson. -110.7839 43.3469 1890 2195 Limestone, shale, and sandstone outcrops and rock slides, open slopes with grass/forb mixtures, and Douglas fir and lodgepole pine forest. Phenology: flowering & fruiting. RM RM 694506 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1212 Stuart Markow 1991 6 22 173 U.S.A. Wyoming Lincoln Bridger-Teton National Forest: East Slope Snake River Range: Munger Mountain, ca 4 air mi SE of Red Top Meadows. -110.7862 43.3279 1890 2195 Mostly open slopes dominated by shrubs and forbs including Amelanchier, Symphoricarpos, Balsamorhiza, and bunchgrasses. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 505 Stuart Markow 1991 6 14 165 U.S.A. Idaho Bonneville Targhee National Forest: West Slope Big Hole Mountains: Black Canyon, ca 9 air mi from Kelly Canyon Ski Area, adjacent to and N of Snake River. -111.4192 43.5894 1 1646 1951 Steep open slope dominated by Juniperus, Cercocarpus, Purshia, Symphoricarpos, and bunchgrasses. Some forested slopes dominated by Pseudotsuga, Physocarpus, Vaccinium, and Lonicera. Some riparian and adjacent open areas. RM RM 694507 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5327 Stuart Markow 1991 8 7 219 U.S.A. Wyoming Teton Targhee National Forest: West Slope Teton Range: Teton Crest Trail, ca 14 air mi NE of Tetonia, Idaho. -110.8857 43.8635 2957 3170 Open areas dominated by forbs and grasses, with scattered Picea engelmannii, Abies lasiocarpa, and some riparian. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6714 Stuart Markow 1992 5 30 151 U.S.A. Idaho Clark Targhee National Forest: Western Centennial Mountains: slope above and W of Threemile Creek, ca 15 air mi NNE of Dubois. -112.126 44.3825 1 2012 Wet seep on side of hill with mostly Salix, Prunus, and riparian forbs. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6916 Stuart Markow 1992 6 5 157 U.S.A. Idaho Clark Targhee National Forest: North Slope Western Centennial Mountains: ridge above Pleasant Valley Creek, between White Pine Canyon and Kite Canyon; ca 7 air mi NW of Spencer. -112.291 44.4246 1 2103 2195 Mostly Balsamorhiza, grasses, Artemisia, and scattered Pseudotsuga. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 860 Stuart Markow 1991 6 18 169 U.S.A. Idaho Bonneville Targhee National Forest: Southwest Slope Big Hole Mountains: Dry Canyon, ca 8 air mi NW of Swan Valley. -111.3591 43.5749 1 1768 1951 Open canyon bottom bordered by coniferous forests dominated by Pseudotsuga menziesii. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 9054 Stuart Markow 1992 7 8 190 U.S.A. Idaho Fremont Targhee National Forest: Centennial Mountains: just within National Forest boundary, 100 yards N of road leading from U.S. Hwy 20 to Sawtell Peak, 1 air mi W of U.S. Hwy 20, ca 6 air mi SE of Henrys Lake. -111.3467 44.5396 1 1951 Open meadow dominated by grasses and forbs. RM RM 798722 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5015 Beth Ward 1997 6 11 162 U.S.A. Wyoming Sweetwater [location and coordinates withheld] 2310 2396 North facing slope, Ribes cover. Phenology: flowering. RM RM 798721 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6883 Beth Ward 1997 7 21 202 U.S.A. Wyoming Sweetwater South-Central Wyoming: Rock Springs Uplift: top of Little Mountain, ca 3 air mi N of U.S. Hwy 191; ca 31.5 air mi SSW of Rock Springs. -109.2832 41.1073 2693 2708 Open aspen grove. Phenology: fruiting. RM RM 798720 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7106 Beth Ward 1997 7 25 206 U.S.A. Wyoming Sweetwater South-Central Wyoming: slopes draining to Red Creek, ca 1/4 air mi N of Utah, ca 2.5 air mi WNW of Three Corners; ca 3.5 air mi SW of Pine Mountain; ca 39.5 air mi SSE of Rock Springs. -109.092 41.0063 2573 2609 Sagebrush slope. Phenology: fruiting. RM RM 798719 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7212 Beth Ward 1997 7 28 209 U.S.A. Wyoming Sweetwater [location and coordinates withheld] 2384 2618 Clearing in aspen grove, moist hillside. Phenology: fruiting. RM RM 960390 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 893 Roger L. Williams 1988 8 6 219 U.S.A. Wyoming Carbon Sierra Madre: North Fork Encampment River, ca 2.5 air mi SW of Encampment. -106.8317 41.1852 700 2317 Bank above stream. Unusual. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2809 Jean Wood 1995 8 4 216 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Calispell Peak, ca 18 air mi ESE of Colville above Forest Road 290. -117.5084 48.4314 1707 2089 High sagebrush balds on east and south aspects; lodgepole pine, larch, and subalpine fir. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6950 Jean Wood Diane Pavek 1996 8 3 216 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: White Mountain on Kettle Crest Trail, ca 7 air mi S of Sherman Pass. -118.4227 48.5032 1554 2103 Trail through burn (1988) and upland meadows and slopes with fellfields and talus; scattered Douglas fir and subalpine fir. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7259 Jean Wood 1996 8 7 220 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Sherlock Peak, ca 5 air mi W of Metaline Falls. -117.5074 48.8664 1920 Dry pond near ridgetop. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 41377 Ronald L. Hartman 1993 7 22 203 U.S.A. Wyoming Lincoln Wyoming/Salt River Ranges: Salt River Range: ca 6 air mi N of Kemmerer. -110.5536 41.8864 2195 2225 Sagebrush slopes with serviceberry and coralberry and grassy flats. Phenology: fruiting. RM RM 1016249 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 42036 Ronald L. Hartman 1993 7 25 206 U.S.A. Wyoming Lincoln Wyoming/Salt River Ranges: Salt River Range: Little Fall Creek, ca 26 air mi SW of Big Piney. -110.5506 42.3275 2432 2500 Grassy slopes with stream bottom and forest margins. Phenology: fruiting. RM RM 1016248 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 42121 Ronald L. Hartman 1993 7 25 206 U.S.A. Wyoming Sublette Wyoming/Salt River Ranges: Salt River Range: Big Fall Creek, ca 24 air mi SW of Big Piney. -110.5333 42.3717 2347 2530 Sagebrush slopes with limber pine and subalpine fir on limey slopes with limestone outcrops. Phenology: fruiting. RM RM 1016247 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 42883 Ronald L. Hartman 1993 7 30 211 U.S.A. Wyoming Sublette Wyoming/Salt River Ranges: Salt River Range: South end of Deadline Ridge, ca 3 air mi NW of Viola. -110.3978 42.3136 2219 2733 Rocky slopes and ridges. Phenology: fruiting. RM RM 737999 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 19302 B. E. Nelson 1990 7 6 187 U.S.A. Wyoming Teton Mount Leidy Highland Area: Gray Hills: N of Gros Ventre River, ca 1.5 air mi NE of west end of Upper Slide Lake, ca 23.5 air mi ENE of Jackson. -110.3191 43.6027 1 2469 In old burned sagebrush area. Phenology: flowering & fruiting. RM RM 349282 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3458 B. E. Nelson 1979 7 10 191 U.S.A. Wyoming Washakie Big Horn Mountains: along Cherry Creek, ca 33.5 air mi SE of Ten Sleep, ca 14.5 air mi SSE of Big Trails. -107.2597 43.563 1 2256 Dry grassy slopes. RM RM 349281 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3490 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. RM RM 349280 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6591 B. E. Nelson 1980 7 17 199 U.S.A. Wyoming Big Horn Big Horn Mountains: ca 1.8 air mi SSW of Snowshoe Pass on Black Mountain Road, ca 13 air mi ESE of Shell, ca 26.5 air mi E of Greybull. -107.5322 44.4994 1 2652 Grassy sagebrush slopes and flats. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3519 Hollis Marriott 1983 6 24 175 U.S.A. Wyoming Crook [location and coordinates withheld] 1524 Pine forest. RM RM 385869 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6266 June Haines Georgia Haines 1986 6 8 159 U.S.A. Wyoming Fremont Granite Mountain Uplift: Granite Mountains, Long Creek Mountain, ca 15.5 air mi NW of Jeffrey City. -108.0042 42.6733 2012 2225 Rocky outcrops. RM RM 385870 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6328 June Haines 1986 6 13 164 U.S.A. Wyoming Fremont Sweetwater Rocks: Cranner Rock, ca 14 3/4 air mi ESE of Jeffrey City. -107.5534 42.4529 1 1914 1945 Soil area between granite boulders. RM RM 323903 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3701 Keith H. Dueholm Mary Alice Sanguinetti 1978 7 8 189 U.S.A. Wyoming Campbell [location and coordinates withheld] 1189 Uplift on plains, loose talus slopes, ponderosa pine slopes and ravines; ravine. RM RM 349279 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 8182 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; meadows. RM RM 558655 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 684 Robert S. Kirkpatrick Ruth E. B. Kirkpatrick 1983 7 6 187 U.S.A. Wyoming Park Absaroka Mountains: ca 17 air mi SW of Meeteetse, along the South Fork of Dick Creek. -109.1233 43.9837 2317 2439 Spruce and fir forests and adjacent wet areas. Phenology: flowering & fruiting. RM RM 385871 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 20327 Ronald L. Hartman June Haines 1985 6 2 153 U.S.A. Wyoming Natrona Wind River Basin: Sentinel Rocks, 2.5 air mi SE of Independence Rock. -107.1186 42.4839 1 1890 2195 Sandy sagebrush covered plains, granite mountains with massive boulders and moist seeps, aspen woodlands in drainages; granite mountains and drainages. RM RM 536704 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 20953 Ronald L. Hartman 1985 7 17 198 U.S.A. Wyoming Park Northern Absarokas: rim of Natural Corral and ridge above. -109.3231 44.7463 1 2073 2317 Open grassy slopes, talus slopes, and rimrock; sandstone and limestone. RM RM 536703 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 21143 Ronald L. Hartman B. E. Nelson 1985 7 20 201 U.S.A. Wyoming Park Northern Absarokas: 5-6 air mi NW of Crandall Creek, Squaw Creek Trail then ridge to near summit of Hunter Peak. -109.6981 44.8925 2 2073 2500 Wooded slopes, and openings. RM RM 482349 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 21372 Ronald L. Hartman 1985 7 22 203 U.S.A. Wyoming Park Northern Absarokas: Yellowstone National Park: Hoodoo Basin trail, ca 7 air mi NW of Stinkingwater Peak. -109.8402 44.7178 1 3018 3079 Alpine grassy slopes. RM RM 482348 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 21581 Ronald L. Hartman 1985 7 27 208 U.S.A. Wyoming Park Yellowstone National Park: Northern Absarokas: on the divide 6-9 air mi SSE of Silver Gate, MT. -109.9213 44.9369 2987 3231 Alpine meadows and rocky slopes. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 23430 Ronald L. Hartman Neil Snow 1987 6 27 178 U.S.A. Wyoming Fremont Southwestern Absarokas: Long Elk Ridge, 11 air mi SE of Togwotee Pass. -109.9219 43.6469 1 2469 2560 Sagebrush slopes and adjacent lodgepole and douglas fir forests. RM RM 737998 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 25358 Ronald L. Hartman Walter Fertig 1990 6 11 162 U.S.A. Wyoming Teton Mount Leidy Highland Area: Gray Hills: area immediately NE of Upper Slide Lake, in and adjacent to exclosure. -110.3191 43.6027 2 2225 2530 Sagebrush flats and slopes with patches of coralberry and areas of barren slope; sagebrush flats and slopes. Phenology: flowering & fruiting. RM RM 737997 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 26522 Ronald L. Hartman 1990 7 6 187 U.S.A. Wyoming Teton Mount Leidy Highland Area: between Lightning Creek and Slate Creek, ca 4.5-5 air mi NW of west end of Upper Slide Lake. -110.3588 43.6319 2256 2439 Rolling sagebrush hills and drainages with islands of Englemann spruce, aspen, and Douglas fir. Phenology: flowering & fruiting. RM RM 737996 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 26633 Ronald L. Hartman 1990 7 6 187 U.S.A. Wyoming Teton Mount Leidy Highland Area: Gray Hills: ridge E of Slate Creek and slope to E, ca 5 air mi NW of west end of Lower Slide Lake. -110.38 43.6464 2225 2408 Aspen grove and meadows. Phenology: flowering & fruiting. RM RM 323904 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7872 Ronald L. Hartman Mary Alice Sanguinetti 1978 7 11 192 U.S.A. Wyoming Campbell Powder River Basin: Pumpkin Buttes: South Middle Butte. -105.8761 43.7294 2 1768 Upper slopes on north side. RM RM 589101 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 8678 Walter Fertig 1991 7 1 182 U.S.A. Wyoming Sublette West Slope Wind River Range: Scab Creek drainage, ca 17 air mi E of Pinedale. -109.5536 42.8153 3 2439 2621 Open canopy, dry ledges and crevices of granitic outcrop above creek. Phenology: flowering & fruiting. RM RM 646174 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 47002 Ronald L. Hartman Charmaine Refsdal 1994 6 29 180 U.S.A. Wyoming Lincoln Southern Salt River Range and Vicinity: Tunp Range: Rock Creek Ridge, from Pine Creek Ski Area -110.8167 42.0939 1 2134 2317 Grassy and wooded slopes. Phenology: flowering & fruiting. RM RM 640827 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7861 Thomas Cramer Jane T. Kellett 1995 7 13 194 U.S.A. Wyoming Sublette Green River Basin: Little Prospect Mountain, ca 11.5 air mi ESE of Big Sandy. -109.2554 42.5559 2439 Sagebrush meadow. Phenology: flowering & fruiting. RM RM 640826 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 8729 Thomas Cramer 1995 7 20 201 U.S.A. Wyoming Sublette Green River Basin: Camp Creek, ca 23 air mi WNW of Big Piney. -110.4618 42.7453 2560 Creekside willow thickets and meadows. Phenology: flowering & fruiting. RM RM 640825 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 8825 Thomas Cramer 1995 7 20 201 U.S.A. Wyoming Sublette Green River Basin: Camp Creek, ca 21.5 air mi WNW of Big Piney. -110.4233 42.7453 2439 2475 Gravel sagebrush hillside with Amelanchier stands. Phenology: fruiting. RM RM 372588 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3519 Hollis Marriott 1983 6 24 175 U.S.A. Wyoming Crook [location and coordinates withheld] 1524 Ponderosa pine forest. Phenology: fruiting. RM RM 372587 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3521 Hollis Marriott 1983 6 24 175 U.S.A. Wyoming Crook [location and coordinates withheld] 1524 Pine forest. Phenology: fruiting. RM RM 372586 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6981 Hollis Marriott 1984 6 21 173 U.S.A. Wyoming Crook Black Hills: Black Buttes: unnamed butte E of Iron Mountain; ca 9.5 air mi SE of Sundance. -104.2633 44.29056 1 1768 Grassland on top of butte, rocky (igneous) soil, small swale. Phenology: flowering & fruiting. RM USFS 401642 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 375 William M. Johnson 1963 7 11 192 U.S.A. Wyoming Crook Near Devils Tower. 1219 Sedimentary limestone with oak pine. Phenology: fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 75269 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 Moist area below low cliff with limber pine and sagebrush. Phenology: flowering & fruiting. RM RM 917854 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 85318 Ronald L. Hartman 2007 6 2 153 U.S.A. Wyoming Albany Medicine Bow Mountains: west base of Sheep Mountain. -106.0596 41.2493 2500 2559 Phenology: flowering & fruiting. RM RM 928897 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 76069 B. E. Nelson 2008 8 5 218 U.S.A. Wyoming Carbon Sierra Madre: Miner Creek and canyons and ridge to the NW, ca 1/4 below confluence of North and South forks, ca 4 air mi SSW of Encampment. -106.8215 41.153 2332 2487 Easterly-facing sagebrush slope. Phenology: fruiting. RM RM 917823 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6049 Laura E. Lukas Patricia E. Lukas 2008 7 9 191 U.S.A. Wyoming Carbon Medicine Bow Mountains: Platte River Wilderness: surrounding confluence of Devils Gate Creek and Douglas Creek, ca 4 air mi SE of Trail 506 Trailhead and Pike Pole Campground, ca 17 air mi SSW of Centennial. -106.3682 41.114 2444 2446 Rocky hillside below mixed conifer forest and above creek, Aquilegia and grasses dominated. Phenology: flowering. RM RM 917822 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6644 Laura E. Lukas 2008 7 23 205 U.S.A. Wyoming Carbon Medicine Bow Mountains: top of Kennaday Peak, ca 15 air mi E of Saratoga; ca 9 air mi N of Ryan Park. -106.5196 41.4491 3228 Subalpine meadow with conifers and melting snow. Phenology: fruiting. RM RM 917855 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 8361 Laura E. Lukas 2008 8 21 234 U.S.A. Wyoming Carbon Medicine Bow Mountains: Snowy Range: Medicine Bow Peak and its west slope, ca 10 air mi NW of Centennial. -106.325 41.3557 3583 3523 Alpine fell field. Phenology: fruiting. RM RM 928791 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 9360 Laura E. Lukas 2009 6 26 177 U.S.A. Wyoming Carbon Hanna Basin: Kinney Creek area, just NW of Rattlesnake Pass and Halleck Ridge, ca 9 air mi ESE of I-80 exit 238 (Peterson Ranch) and ca 8 air mi NW of Elk Mountain summit, ca 21 air mi NE of Saratoga. -106.6122 41.713 2223 Grassy creek bed in sagebrush hills. Phenology: fruiting. RM RM 928898 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 9494 Laura E. Lukas 2009 6 29 180 U.S.A. Wyoming Carbon Hanna Basin: just S of I-80 and along the northeast end of Halleck Ridge, ca 12 air mi WNW of exit 255 (Elk Mountain/Hanna) and ca 1.5 air mi SW of Quealy Gap. -106.5594 41.743 2205 Creek in sagebrush ravine. Phenology: flowering & fruiting. RM RM 345344 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 13 C. E. Ketcham W. R. Teska 1972 8 14 227 U.S.A. Montana Silver Bow Beaverhead National Forest: spur ridge between Cat and Johnson Creeks, 4.5 mi NNW of Wise River. 2042 35% west slope; mountain parkland. Phenology: fruiting. RM RM 706193 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2028 Bonnie Heidel 2001 6 16 167 U.S.A. Montana Carbon Bighorn Canyon National Recreation Area: East Pryor Mountains escarpment. 2012 In moist seep pocket on peaty turf at the upper forest margin of mid montane meadow; occurs with Carex petasata. Phenology: flowering & fruiting. RM RM 622206 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5567 C. L. Shear 1895 7 1 182 U.S.A. Montana Beaverhead Lima. 1905 Mountains. Phenology: flowering & fruiting. RM USFS 432319 Carex petasata physical specimen Cyperaceae Carex petasata Dewey ABE84 Evanko Peterson 1950 7 20 201 U.S.A. Montana Madison Beaverhead National Forest: Cliff Lake bench. 2103 3% east slope; deep loam soil; grassland with brome, lupine, Geranium. Common locally. Phenology: fruiting. RM USFS 432316 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 322 L. H. McLean 1921 7 27 208 U.S.A. Montana no county Gallatin National Forest. -111.2401 45.1094 1 1829 On north in dry sandy soil. Phenology: fruiting. RM RM 152077 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 339 Wilhelm N. Suksdorf 1921 7 8 189 U.S.A. Montana Gallatin Wallrock Basin, ca 12 mi NW of Wilsall. Phenology: fruiting. RM RM 203788 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 12544 C. Leo Hitchcock C. V. Muhlick 1945 7 19 200 U.S.A. Montana Madison Slope toward northwest limit of Gravelly Range. 2134 Moist spots in open, grassy, sagebrush plateau. Phenology: fruiting. RM USFS 432313 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6 Harvey B. Rust 1921 7 14 195 U.S.A. Montana Madison Madison National Forest. -111.9174 45.6325 1 1829 North slope; gravelly loam soil; with grass. Abundant. Phenology: flowering. RM USFS 432314 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 37 W. A. Donaldson 1922 7 25 206 U.S.A. Montana no county Madison National Forest. 2042 Level ground; damp, sandy soil; with grass. Plentiful. TRS provided was discarded, as they placed the sampling location in the middle of Hebgen Reservoir (Hebgen Dam was built in 1914, prior to this collection). Specimen may have been collected near the town of Basin. Phenology: fruiting. RM USFS 432326 Carex petasata physical specimen Cyperaceae Carex petasata Dewey S8 H. W. Elofson 1923 8 15 227 U.S.A. Montana Beaverhead Beaverhead National Forest: head of Trusty Gulch on Canyon Creek. 2286 10% south slope; deep, moist sandy loam soil; grassland with Stipa, Danthonia, wheatgrass, cinquefoil. Common. Phenology: fruiting. RM USFS 432315 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 52 Arthur Cramer 1924 7 25 207 U.S.A. Montana Lewis and Clark Helena National Forest: Dry Gulch. 1524 Moist, gravelly soil. Common. Phenology: fruiting. RM USFS 432317 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 85 Orville Sparrow 1934 7 20 201 U.S.A. Montana Jefferson Deer Lodge National Forest. Shallow soil; open grassland. Phenology: fruiting. RM RM 367135 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6605 Klaus H. Lackschewitz 1976 7 8 190 U.S.A. Montana Missoula Bitterroot Mountains: southwest slope MacClay Mountain. 1707 Grassy slopes. Fairly common. Phenology: fruiting. RM USFS 432322 Carex petasata physical specimen Cyperaceae Carex petasata Dewey ABE41 Evanko 1950 8 4 216 U.S.A. Montana Beaverhead Beaverhead National Forest; Sheep Creek. 2134 2% east slope; rocky, clay loam soil; grassland with big sage, lupine, June grass, thickspike, wheatgrass, Poa. Common locally. Phenology: fruiting. RM RM 137305 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1621 C. Leo Hitchcock 1933 5 31 151 U.S.A. Montana Missoula West side Mount Sentinel, SE of Missoula. 1128 Dry, gravelly hillside. Phenology: fruiting. RM USFS 432325 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 184 Orville Sparrow 1937 7 20 201 U.S.A. Montana Beaverhead Beaverhead National Forest. Silty loam soil with Carex, Juncus. Common. Phenology: fruiting. RM USFS 432328 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6 A. R. Graesser 1961 6 30 181 U.S.A. Montana Jefferson Deer Lodge National Forest: Hadley Park. 2286 5% southwest slope; grassland with Festuca idahoensis, Festuca scabrella. Common. Phenology: fruiting. RM USFS 432329 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 309 Bernard L. Kovalchik 1972 6 7 159 U.S.A. Montana Powder River Custer National Forest: Logging Creek. 1295 Slope 10 degrees; aspect 5 degrees; Pinus ponderosa. Phenology: fruiting. RM USFS 432327 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 60 C. H. Hurst 1913 6 28 179 U.S.A. Montana no county Absaroka National Forest. -110.4662 46.1106 1 1829 West slope; black loam soil in swamp; with yarrow, poa, dandelion, wild pea. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2017 Rick McNeill Cortnee Arrington-Dwyer and Sandy Mathus 2008 7 9 191 U.S.A. Montana Chouteau Lewis and Clark National Forest: Highwood Mountains: on Highwood Baldy from peak down access road to second gate on Forest Road 8830. -110.6308 47.4417 2344 Scattered patches of trees on a shonkinite peak and ridge running W to E; 0-35% slope; occasional outcrops of synenite. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2069 Rick McNeill Cortnee Arrington-Dwyer and Sandy Mathus 2008 7 9 191 U.S.A. Montana Chouteau Lewis and Clark National Forest: Highwood Mountains: on southeast shoulder of Highwood Baldy, on Forest Road 8830, at first locked gate. -110.6316 47.41353 1773 Open meadow along shonkinite ridge; Pseudotsuga menziesii forest; running southwest and northwest aspect, 0-35% slope. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 87178 Ronald L. Hartman Rick McNeill 2008 6 13 165 U.S.A. Montana Chouteau Lewis and Clark National Forest: Highwood Mountains: Highwood Creek at north edge of Highwood Mountains, ca 12 air mi SE of Highwood. -110.5848 47.4701 1384 1695 South exposed slope, rocky ridge with rock outcrops. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 87257 Ronald L. Hartman Rick McNeill 2008 6 13 165 U.S.A. Montana Chouteau Lewis and Clark National Forest: Highwood Mountains: Shonkin Creek at forest boundary, trail to Prospect Peak, ca 8 air mi S of Shonkin -110.5119 47.5054 1 1338 1646 East aspect above creek with shrubs, forest margins, barren areas, and outcrops at summit. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5144 Rick McNeill 2009 6 26 177 U.S.A. Montana Meagher Lewis and Clark National Forest: Little Belt Mountains: Forest Road 6393 along Spring Creek, ca 0.5 mi SW of Basin Creek Campground. -110.4418 46.635 1725 Northwest side of creek; southwest aspect; 0-15% slope; Pinus ponderosa and Artemisia tridentata woodland. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5743 Rick McNeill Matt Voigt 2009 7 3 184 U.S.A. Montana Chouteau Square Butte, east face, ca 31.5 air mi SE of Fort Benton. -110.2285 47.4722 1469 Wooded slope; northeast aspect; 30% slope; rock outcrops; Pinus contorta and Pseudotsuga menziesii. Phenology: flowering. RM USFS 884608 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 833 Hans Hallman 2009 6 20 171 U.S.A. Montana Rosebud Custer National Forest: Ashland Ranger District: King Mountain Hiking and Riding Area: in and around East Fork O' Dell Creek ca 2.5 air mi E of O' Dell Creek or Forest Road 4131, ca 12.5 air mi S of Ashland. -106.2651 45.4219 1115 1164 Partially burned ponderosa pine-dominated upland. Phenology: fruiting. RM USFS 887804 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1679 Hans Hallman 2009 7 6 187 U.S.A. Montana Powder River Custer National Forest: Ashland Ranger District: just S of Forest Road 4785, ca 0.5 air mi SW of Camps Pass and ca 19 air mi ESE of Ashland. -105.9016 45.5479 1170 1219 Ponderosa pine and green ash-dominated draw. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1872 Joshua J. Irwin 2010 7 2 183 U.S.A. Idaho Custer Challis National Forest: Herd Peak Highlands: slopes just S of Grasshopper Creek, 18 air mi NNE of Sun Valley. -114.17618 43.92484 10 2292 Well developed soil in mesic shrub-steppe vegetation; 25° slope, SSW aspect; alkaline volcanic geology. 1-25 individuals apparent. Phenology: flowering & fruiting. RM USFS 884609 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5715 Hans Hallman 2010 7 4 185 U.S.A. Montana Powder River Custer National Forest: Ashland Ranger District: just N of Forest Road 4410, ca 2 air mi E of Yager Butte, ca 17 air mi ESE of Ashland. -105.9809 45.4612 1158 1182 Open ponderosa pine forest with grass and sagebrush-dominated understory and scattered rock outcrops. Phenology: fruiting. RM RM 95456 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3223 Ira W. Clokey 1918 7 22 203 U.S.A. Colorado Boulder Lake Eldora. 2829 Hillsides. Phenology: flowering & fruiting. RM RM 156890 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3223 Ira W. Clokey 1918 7 22 203 U.S.A. Colorado Boulder Lake Eldora. 2829 Hillsides. Phenology: flowering & fruiting. RM USFS 433104 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 79 Robert F. Copple 1920 7 8 190 U.S.A. Colorado Montezuma National Forest. 2591 Meadow. Abundance moderate. Phenology: flowering & fruiting. RM RM 93012 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2826 Ira W. Clokey 1917 7 19 200 U.S.A. Colorado Gilpin Tolland. 2713 Hill side. Phenology: flowering & fruiting. RM RM 87061 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3677 Ira W. Clokey 1920 7 15 197 U.S.A. Colorado Gilpin Tolland. 2715 Dry hill side. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 55 Cynthia Villa 2001 6 1 152 U.S.A. Colorado Grand Blue Valley Ranch: S of Iron Spring. 7739 Sage steppe, east aspect in stony loam. Phenology: flowering & fruiting. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5715 Hans Hallman 2010 7 4 185 U.S.A. Montana Powder River Custer National Forest: Ashland Ranger District: just N of Forest Road 4410, ca 2 air mi E of Yager Butte, ca 17 air mi ESE of Ashland. -105.9809 45.4612 1158 1182 Open ponderosa pine forest with grass and sagebrush-dominated understory and scattered rock outcrops. Phenology: fruiting. RM USFS 883148 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 75269 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 Moist area below low cliff with limber pine and sagebrush. Phenology: flowering & fruiting. RM RM 361232 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 4344 Erwin F. Evert 1982 7 18 199 U.S.A. Wyoming Park Absaroka Mountains: North Fork Shoshone River Drainage: ca 6 mi S of U.S. Hwy 14, ca 0.5 mi N of Cabin Creek and W of Eagle Creek. -109.95964 44.4132 2195 On ridge. Phenology: flowering & fruiting. RM USFS 410217 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 345 Kay L. Clark 1913 7 182 U.S.A. Wyoming Fremont Washakie (Bonneville) National Forest. 2317 Wet clay loam soil. Phenology: flowering & fruiting. RM USFS 410218 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 345 Kay L. Clark 1913 7 182 U.S.A. Wyoming Fremont Washakie (Bonneville) National Forest. 2317 Wet clay loam soil. Phenology: flowering & fruiting. RM USFS 401652 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 345 Kay L. Clark 1913 7 182 U.S.A. Wyoming Fremont Washakie (Bonneville) National Forest. 2317 Wet clay loam soil. Phenology: flowering & fruiting. RM USFS 401651 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 17 Walter J. Hill 1910 8 213 U.S.A. Wyoming Fremont Washakie National Forest: near Horse Creek Ranger Station. -109.6395 43.671 2439 Phenology: fruiting. RM USFS 401657 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 337 William M. Johnson 1963 8 4 216 U.S.A. Wyoming Park Shoshone National Forest: Meeteetse Creek. -109.2067 44.2773 2 2896 Sagebrush grass meadow, volcanic soil. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 8660 Lori E. Brummer 2012 6 11 163 U.S.A. Colorado Montrose Uncompahgre Basin: hillsides SW of Waterdog Basin, ca 11.5 air mi SE of Montrose. -107.7236 38.3928 2371 2487 Mixed mountain shrub community. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1120 Joshua J. Irwin 2010 6 17 168 U.S.A. Idaho Lemhi Challis National Forest: Lemhi Range: slopes and breaks E of lower North Fork Cow Creek, 6.5 air mi NE of Ellis. -113.94573 44.75059 10 1853 Well developed soil in mesic grassland vegetation; 26° slope, NW aspect; volcaniclastic geology. 26-75 individuals apparent. Phenology: flowering. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2830 Joshua J. Irwin Craig Scott 2010 7 26 207 U.S.A. Idaho Lemhi Salmon National Forest: Lemhi Range: foothills between Bates Gulch and Alder Creek, 13.5 air mi WNW of Leadore. -113.6248 44.72332 10 2232 Well developed soil in mesic forb dominated vegetation; 11° slope, NE aspect; alluvial geology. 26-75 individuals apparent. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1191 Joshua J. Irwin 2010 6 18 169 U.S.A. Idaho Lemhi Salmon National Forest: Lemhi Range: foothill slopes at the base of K Mountain, just S of Kadletz Creek, 13 air mi SE of Salmon. -113.74475 45.02102 10 1917 Well developed soil in mesic grassland vegetation; 15° slope, SSE aspect; andesitoid-rhyolitoid geology. 26-75 individuals apparent. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 89443 Ronald L. Hartman Joshua J. Irwin 2010 5 14 134 U.S.A. Idaho Lemhi Salmon National Forest: Salmon River Mountains: road to Williams Creek Summit, immediately W of east entrance to forest, ca 6.5 air mi SSW of the junction of U.S. Hwy 93 and Ida Hwy 28 at south end of Salmon. -113.9811 45.0829 1737 Steep boulder field on south exposure. Phenology: flowering. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 89797 Ronald L. Hartman Joshua J. Irwin 2010 5 23 143 U.S.A. Idaho Lemhi Salmon National Forest: Salmon River Mountains: Jesse Creek Forest Service Facility and along Jesse Creek, ca 2-3 air mi W of Salmon at the intersection of Ida Hwy 28 and U.S. Hwy 93. -113.9338 45.1806 1359 1649 Grassy slope and hills on south and east exposures and along creek. Phenology: flowering. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 89806 Ronald L. Hartman Joshua J. Irwin 2010 5 25 145 U.S.A. Idaho Lemhi Salmon River Mountains: 2.5 mi W of Shoup Bridge, 6.5 mi SSW of the intersection of Ida Hwy 28 and U.S. Hwy 93 in Salmon. -113.9437 45.0817 1213 1576 Steep slope to rock outcrop then rolling hills with grasses and sagebrush. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 90190 Ronald L. Hartman 2010 7 25 206 U.S.A. Idaho Lemhi Salmon National Forest: Beaverhead Mountains: Forest Road 187, Lewis and Clark Backcountry Byway, Horseshoe Bend Creek, 10 air mi ENE of Tendoy, from creek crossing E to Montana. -113.4441 45.0053 2536 2621 Ridge. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 90304 Ronald L. Hartman 2010 7 25 206 U.S.A. Idaho Lemhi Salmon National Forest: Beaverhead Mountains: Forest Road 187, Lewis and Clark Backcountry Byway, at Agency Creek, 1.5 air mi W of Lemhi Pass. -113.4818 44.973 1798 1981 Streamside with disturbed areas and adjacent Douglas fir forest and meadow. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 90503 Ronald L. Hartman 2010 7 27 208 U.S.A. Idaho Lemhi Salmon National Forest: Lemhi Range: Hayden Creek Road to Mill Creek (Forest Road 010), between Apple and Little Sawmill creeks, ca 16 air mi W of Leadore. -113.6607 44.7677 2378 Dry ridge and rock outcrop. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 91005 Ronald L. Hartman 2010 8 3 215 U.S.A. Idaho Lemhi Salmon National Forest: Beaverhead Mountains: Grizzly Hill, within 100-200 yds of Continental Divide, just off of Forest Road 3906. -113.342 44.784 2725 Ridge with lodgepole pine and whitebark pine. Phenology: flowering & fruiting. RM USFS 432812 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 641 Eric P. White 1928 8 8 221 U.S.A. Montana Gallatin Gallatin National Forest: North Fork of Specimen Creek Meadows. 2378 Slope 5% southwest; deep sandy loam soil; park with wheat, bluegrass, and fescue. Not common. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6352 Emma E. Freeland 2013 6 28 179 U.S.A. Montana Madison Tobacco Root Mountains: Mill Creek, ca 19 air mi W of South Baldy Mountain, ca 18 air mi NW of Ennis. -112.0666 45.478 1990 Open mixed conifer woodland near a campground. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 6481 Emma E. Freeland 2013 6 29 180 U.S.A. Montana Madison Tobacco Root Mountains: Mill Creek to Rock Creek Lake, ca 10-11 air mi S of Whitehall, ca 2-3 air mi NNE of Manhead Mountain. -112.0881 45.7082 1789 1801 Grasslands on gentle slopes. Phenology: flowering & fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7631 Emma E. Freeland 2013 7 31 212 U.S.A. Montana Madison Tobacco Root Mountains: North Willow Creek, ca 2 air mi SW of Pony, ca 4.5 air mi NE of Hollowtop Mountain. -111.9119 45.6392 2036 2048 Grasslands on west-facing slopes. Phenology: fruiting. RM RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5940 Lori E. Brummer 2011 7 24 205 U.S.A. Colorado Ouray Uncompahgre Plateau: above East Fork Spring Creek, off of Forest Road 532, 3.1 road mi N of Divide or Forest Road 402, ca 17 air mi SSW of Montrose. -107.9988 38.2623 2685 2774 Subalpine meadow. Phenology: flowering & fruiting. RM RM 99653 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 775a Herbert C. Hanson 1923 8 11 223 U.S.A. Arizona Coconino San Francisco Mountains. -111.65149 35.3248 5 2591 Phenology: flowering & fruiting. RM RM 929998 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3945 Bonnie Heidel 2014 6 10 161 U.S.A. Wyoming Campbell Powder River Basin: Fortification Creek Wilderness Study Area; N of Bull Creek, ca 16 mi SE of Arvada. 1310 Woodland margin above dry stream, lower north-facing slope; with Juniperus scopulorum, Symphoricarpos oreophilus. RM Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7805 Amy J. Roderick 1998 8 2 214 U.S.A. Wyoming Carbon Upper North Platte and Laramie River Drainages: Ferris Mountains: Miners Canyon on northeastern side of range, ca 16 air mi N of Independence Rock. 2195 2225 Lodgepole pine-Douglas fir forest. Phenology: fruiting. RM USFS 401653 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 705 Charles H. McDonald 1927 8 7 219 U.S.A. Wyoming Lincoln Wyoming National Forest: South Fork Fontenelle Creek. -110.6103 42.1963 1 2500 10% east slope; loamy sand; along trail, with Carex, wheatgrass, and rush. Scattering. Phenology: fruiting. RM RM 254132 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 426 Loran C. Anderson 1956 7 5 187 U.S.A. Wyoming Teton Targhee National Forest: Teton Canyon: Treasure Mountain Scout Camp. 2103 With Melica spectabilis in drying rocky soil in sagebrush clearings and open aspen woods. Frequent. Phenology: flowering. RM USFS 401655 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 905 Mont E. Lewis 1958 8 213 U.S.A. Wyoming Teton Grand Teton National Park: head of Granite Creek. -110.941 43.6118 3 3048 10% east slope; dry ridge in Festuca ovina community. Phenology: fruiting. RM USFS 401654 Carex petasata physical specimen Cyperaceae Carex petasata Dewey McDandH-13 Charles H. McDonald O. A. Harrison 1926 6 3 154 U.S.A. Wyoming Lincoln Wyoming National Forest: Spring Creek, opposite of First Creek -111.0334 42.6128 1 2286 East-facing slope; clay loam soil; in sage/grassland, wth Poa Carex and sage. Patchy. Phenology: flowering & fruiting. RM USFS 401656 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 196 Bruce L. Coulter 1924 7 9 191 U.S.A. Wyoming Teton Teton National Forest: Horsetail Ranger Station. -110.4949 43.6391 700 2073 Gentle south slope; clay loam soil; aspen park, with Geranium and lupine. Common. Phenology: fruiting. RM RM 38183 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3339 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 RM RM 264616 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 616 Herbert G. Fisser 1961 7 19 200 U.S.A. Wyoming Hot Springs Sw of Thermopolis and W of Wind River Canyon, on N flank of Owl Creek Range. North Fork Mud Creek. -108.6497 43.5857 1 2469 Threetip sagebrush area. Phenology: fruiting. RM RM 315682 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 271 Robert W. Lichvar 1977 6 7 158 U.S.A. Wyoming Teton Gros Ventre Mountains: Kelly Warm Springs. -110.6157 43.639 700 1951 Rocky, sandy soil, with Fragaria sp. and Artemisia sp. Infrequent Phenology: flowering. RM RM 274503 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 432 William M. Johnson 1964 7 9 191 U.S.A. Wyoming Albany Medicine Bow National Forest: Pole Mountain Division: Lodgepole allotment, Crow Creek. 2439 Moderate slope, east exposure; granitic soil; dry sage-grass. Phenology: flowering & fruiting. RM RM 32284 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 484 Elmer D. Merrill E. N. Wilcox 1901 6 14 165 U.S.A. Wyoming Sweetwater Leucite Hills. -108.9281 41.8669 9 2103 2317 Dry soil. Phenology: fruiting. RM USFS 401648 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 424 William M. Johnson 1964 6 25 177 U.S.A. Wyoming Albany 13 mi W of Sybille Highway [Wyo Hwy 34] on county road. -105.4162 41.9344 1 2012 Aspen grove. Phenology: fruiting. RM RM 176687 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 38-322 O. A. Stevens J. F. Brenckle 1938 7 3 184 U.S.A. Wyoming Big Horn Big Horn Mountains: Shell Creek Canyon. -107.6532 44.5875 6 1310 2225 Phenology: fruiting. RM RM 293017 Carex petasata physical specimen Cyperaceae Carex petasata Dewey s.n. James Nelson 1973 7 20 201 U.S.A. Wyoming Carbon Morgan Creek Big Game Unit: Morgan Creek Drainage, W of Seminoe Dam Camp. -106.9097 42.1663 1 2286 Phenology: fruiting. RM RM 8634 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 2839 Aven Nelson 1896 7 8 190 U.S.A. Wyoming Crook Sundance. -104.3764 44.4043 3 1341 1951 Phenology: fruiting. RM RM 264605 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 258 Herbert G. Fisser 1960 7 14 196 U.S.A. Wyoming Fremont SE of Thermopolis and E of Wind River Canyon: North Flank of the Owl Creek Range: Birdseye Pass area. -108.0824 43.4492 1 2134 Phenology: fruiting. RM RM 38182 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 3338 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: fruiting. RM USFS 401690 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1989 Ralph K. Gierisch 1957 8 8 220 U.S.A. Wyoming Carbon Medicine Bow National Forest: Mullen Creek, Petes cabin exclosure. 2682 Southeastern-facing 10% slope; sandy loam soil; sage/grass, with Artemisia tridentata, Festuca idahoensis, Carex, and Agropyron. Common. Phenology: fruiting. RM RM 208741 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 1442 John F. Reed Mildred S. Reed 1947 8 16 228 U.S.A. Wyoming Teton Jackson Hole Wildlife Park: along the Snake River. -110.5451 43.8635 2 2057 Meadow along river in the buffalo pasture. Phenology: fruiting. RM RM 28781 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 7513 Aven Nelson 1900 7 10 191 U.S.A. Wyoming Albany Laramie Peak. Open wet parks. Phenology: fruiting. RM USFS 410220 Carex petasata physical specimen Cyperaceae Carex petasata Dewey EP4-9 Philip V. Woodhead 1924 8 13 226 U.S.A. Wyoming Big Horn Bighorn National Forest: Shell District: at Experimental Plot no. 4. -107.76052 44.62165 3 1585 2042 Plant specimen no. 9 Phenology: fruiting. RM RM 335652 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 839 Francis B. Current 1980 6 18 170 U.S.A. Wyoming Carbon Battle Mountain: base of Deer Ridge, E of Wyo Hwy 70, ca 6.5 air mi E of Savery. -107.3164 41.0405 1 2195 Amelanchier overstory. Phenology: flowering & fruiting. RM RM 315947 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 281 Robert W. Lichvar 1977 6 7 158 U.S.A. Wyoming Teton Gros Ventre Mountains: Goosewing Creek. 2134 In rocky, sandy soil, growing with Fragaria sp. and Artemisia sp. Infrequent. Phenology: flowering. RM RM 397595 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 362 Alan T. Carpenter 1982 7 21 202 U.S.A. Wyoming Lincoln Green River Basin: near Elkol, 6 air mi SW of Kemmerer. -110.6448 41.7314 1 2225 2286 Voucher for Elkol/ Sorenson Mine Ecosystem reconstruction Project. Phenology: fruiting. RM USFS 410219 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 17-13 J. S. Veeder 1925 7 12 193 U.S.A. Wyoming Sheridan Bighorn National Forest: -107.2163 44.6012 1 2378 East-facing level slope; shallow granite soil. Phenology: fruiting. RM RM 366148 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 511 Andrew Warren 1983 7 8 189 U.S.A. Wyoming Carbon Ridge N of Deep Gulch, ca 34 air mi SSW of Rawlins. -107.5077 41.3512 2304 On steep eastern sidehill with Agropyron spicatum, Festuca idahoensis, and Eriogonum umbellatum. Occasional. Phenology: flowering & fruiting. RM RM 20573 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 5944 Aven Nelson Elias Nelson 1899 7 17 198 U.S.A. Wyoming Park Yellowstone National Park: Yancey's. -110.4303 44.9369 3 1890 On dry ridges. Phenology: fruiting. RM RM 981967 Carex petasata physical specimen Cyperaceae Carex petasata Dewey 4664 Bonnie Heidel 2018 6 26 177 U.S.A. Wyoming Sweetwater Great Divide Basin Area: Oregon Buttes Wilderness Study Area: directly below Oregon Butte summit, ca 14.5 air mi SSW of South Pass City. -108.8585 42.2568 2500 Limber pine woodland, north aspect; with Symphoricarpos oreophilus, Juniperus communis. Phenology: flowering. 3600 3,1,0 true