: 1.21 $2024-03-28T14:15:01-7:0054.197.64.207searchRMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7064Timothy W. Chumley Irene Thien1997713194U.S.A.ColoradoParkEast-central Colorado: Mosquito Range to Plains: Tarryall Mountains: off Forest Road 148 ca 1.3 road mi W of Eagle Rock; ca 17 air mi E of Fairplay. NC1/4-105.6902239.2264727982814On granite outcrops under bristlecone pine, in a rolling grassland. Phenology: flowering & fruiting.RMUSFS851825 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.54631Ronald L. Hartman B. E. Nelson1996612164U.S.A.WyomingParkNorthern Absaroka Area: rugged canyons and ridges near Bennett Creek, 5.5-6 air mi NW of Clark.-109.22944.951414321707Rocky-sandy drainage, slopes, and ridges. Phenology: fruiting.RMUSFS851824 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.55009Ronald L. Hartman David Rosenthal1996710192U.S.A.WyomingParkNorthern 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.-109.325344.450120422195Open areas and rocky slopes, calcareous. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.40423B. E. Nelson Amy J. Roderick1997619170U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: along Twentymile or County Road 605 on Hogback Ridge, ca 10.5 air mi SW of Rawlins; ca 4 air mi N of Separation Peak.-107.405341.69321702219Sandy-clay areas with sandstone-mudstone ridges and outcrops. Phenology: fruiting.RMRM854820 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16702B. E. Nelson1989619170U.S.A.WyomingParkNorthern Absarokas: basin ca 1.5 mi SE of Dead Indian Pass, ca 20.5 air mi NW of Cody.-109.2294444.730562286Stony limestone slope. Phenology: fruiting.RMUSFS854556 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1256David Rosenthal1997622173U.S.A.WyomingParkNorthern 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.-109.394744.717825452708Spruce/fir forest to ridge with limestone outcrops. Phenology: fruiting.RMUSFS854821 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1287David Rosenthal1997624175U.S.A.WyomingFremontWind River Range: Dubois Recreation Area Overlook, ca 1/4 mi NE of Windriver Road on U.S. Hwy 26.-109.639543.547422632294Sparsely vegetated, sandy soil with sagebrush on slopes. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.40792B. E. Nelson1997623174U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: southeast end of Chalk Mountain, ca 33.5 air mi NNE of Medicine Bow; ca 36.5 air mi SSW of Casper.-106.461942.339724082439Forb-grassland on top of the mesa. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.56447B. E. Nelson Peter Ebertowski200269160U.S.A.WyomingWestonThunder 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.-104.890443.572613291384Mosaic of sagebrush-sedge-grassland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.56533B. E. Nelson Peter Ebertowski200269160U.S.A.WyomingWestonThunder 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.-105.0343.51613411365Ponderosa pine woods on sandy slopes with sandstone outcrops, small meadows, and draws. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.56561B. E. Nelson Peter Ebertowski200269160U.S.A.WyomingConverseThunder 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.-105.050743.470613781396Sagebrush and grasslands. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20Peter J. Ebertowski B. E. Nelson2002616167U.S.A.WyomingConverseThunder 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.-105.370243.398815241539Right of way with adjacent grassland and sagebrush. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.56844Ronald L. Hartman Amy J. Roderick and B. A. Packer199765156U.S.A.WyomingCarbon[location and coordinates withheld]19812012Broken slate (shale) with ponderosa pine, rocky sandstone ridges, and alkaline flats. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.56878Ronald L. Hartman Amy J. Roderick and B. A. Packer199765156U.S.A.WyomingAlbanyUpper North Platte and Laramie River Drainages: Boot Heel, ca 7 air mi SW of Marshall.-105.955642.224121952256Sandstone outcrops and sandy slopes. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.626Peter J. Ebertowski2002624175U.S.A.WyomingConverseThunder 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.-105.310343.398814871515Sagebrush/grassland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.57109Ronald L. Hartman Amy J. Roderick199769160U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Ferris Mountain Ranch Road, ca 2-2.5 air mi NNE to NE of Lamont.-107.435342.25320572118Sagebrush flats and rocky ridge. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3780Peter J. Ebertowski2003525145U.S.A.WyomingWestonThunder 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.-104.890443.756813901439Grassland with rocky outcrops and broad ravines. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3834Peter J. Ebertowski2003525145U.S.A.WyomingWestonThunder 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.-104.830643.671813291359Narrow ravine with snowberry, currant and chokecherry. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3848Peter J. Ebertowski2003526146U.S.A.WyomingCampbellThunder Basin National Grassland and Vicinity: flats ca 2 mi E of Maycock Spring, on two-track ca 1 mi W of Wyo Hwy 59, ca 11 air mi S of Wright; ca 28 air mi NNW of Bill.-105.488843.600915361545Sagebrush grassland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3855Peter J. Ebertowski2003527147U.S.A.WyomingCampbellThunder 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.-105.189643.643414201457Hills with stoney soil in grassland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3913Peter J. Ebertowski2003527147U.S.A.WyomingWestonThunder 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.-104.671144.076213101341Mosaic of sagebrush grassland and grassland with clayey soils. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3983Peter J. Ebertowski2003528148U.S.A.WyomingCampbellThunder 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.-105.177244.73211701219Hilly grassland with rocky and clayey bare patches and ravines with ponderosa pine and Rocky Mountain juniper. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4038Peter J. Ebertowski2003530150U.S.A.WyomingCampbellThunder 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.-105.278544.702611761250Sagebrush grassland with clayey bare patches and ravines with ponderosa pine and Rocky Mountain juniper. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4093Peter J. Ebertowski2003530150U.S.A.WyomingCampbellThunder Basin National Grassland and Vicinity: badlands SW of Antelope Creek, on two-track road, ca 34 air mi NNE of Gillette; ca 37 air mi NNW of Moorcroft.-105.278544.746711761213Mosaic of sagebrush grassland, grassland and clay balds. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4176Peter J. Ebertowski200362153U.S.A.WyomingConverseThunder Basin National Grassland and Vicinity: grassland S of Middle Creek on County Road 45, ca 18 air mi E of Bill; ca 46 air mi SE of Wright.-104.910943.269513561371Clay/silt soil on slope above creek. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4308Peter J. Ebertowski200364155U.S.A.WyomingWestonThunder 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.-104.831943.963915001536Sagebrush grassland with slopes of little bluestem and rock outcrops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4365Peter J. Ebertowski200366157U.S.A.WyomingWestonThunder Basin National Grassland and Vicinity: ridge along Lodgepole Creek on Cheyenne River or County Road 54, ca 24 air mi SW of Newcastle; ca 52 air mi ESE of Wright.-104.511443.572612561286Carex filifolia grassland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.57209Ronald L. Hartman Amy J. Roderick199769160U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Whiskey Gap and E up hogback.-107.415942.325219812134Sandstone and limestone south exposure, also area below around spring. Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4498Peter J. Ebertowski200368159U.S.A.WyomingWestonThunder Basin National Grassland and Vicinity: slopes surrounding Iron benchmark, on Butcher or County Road 25, ca 8 air mi SE of Upton; ca 5.5 air mi WNW of Osage.-104.530344.00612621298Sagebrush grassland with scattered greasewood. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4512Peter J. Ebertowski200368159U.S.A.WyomingWestonThunder Basin National Grassland and Vicinity: hills W of Turner Creek, on two-track off of U.S. Hwy 16, ca 8 air mi SE of Upton; ca 5.5 air mi WNW of Osage.-104.510244.00612621298Mosaic of sagebrush grassland and clay badlands. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.57296Ronald L. Hartman Amy J. Roderick199769160U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: two track to Black Rock Draw, 1 mi from County Road 321; ca 6 air mi NW of northwest end of Pathfinder Reservoir.-107.140642.598618752006Sandy areas and granite ridge. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5501Peter J. Ebertowski2003627178U.S.A.WyomingConverseThunder 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.-105.648643.292315391548Sagebrush grassland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.57352Ronald L. Hartman Amy J. Roderick199769160U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: ca 1 mi E of Beulah Bell Lake.-107.120942.540318261862Sagebrush flats and slope. Phenology: flowering.RMRM824497 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.38026Erwin F. Evert2000614166U.S.A.WyomingParkBighorn Basin: McCullogh Peaks, ca 1 mi S of radio towers, 12 mi NE of Cody.1768Saltbrush-grassland with Atriplex confertifolia, Agropyron spicatum, Platyschkuhria integrifolia, and Psoralidium lanceolatum. Phenology: flowering & fruiting.RMRM913216 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.39929Erwin F. Evert200364155U.S.A.WyomingBig HornBighorn Basin: along east side of Lane 42, 3.5 mi S of Burlington.1320Saltbush-greasewood community with Atriplex gardneri, Musineon divaricatum, Xylorhiza glabriuscula, and Cymopterus acaulis. Phenology: flowering & fruiting.RMRM913361 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.40741Erwin F. Evert200462154U.S.A.WyomingParkBighorn Basin: along and just W of Whistle Creek or BLM Road 1213, ca 2.5 mi N of U.S. Hwy 14.1493Sagebrush-greasewood steppe with Artemisia pedatifida, Atriplex gardneri, Carex filifolia, and Xylorhiza glabriuscula.RMRM913454 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.40845Erwin F. Evert2004615167U.S.A.WyomingParkYellowstone Plateau: Yellowstone National Park: west side of Specimen Ridge along the Agate Creek Trail, ca 3 mi SE of Tower Falls.2317Sparsely vegetated eroded, rocky area with Phlox multiflora, Antennaria umbrinella, and Lewisia rediviva.RM724822 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9872Erwin F. Evert1986611162U.S.A.WyomingParkNorth Fork Shoshone River Drainage: Absaroka Mountains: ridge E of Pagoda Creek, ca 2.5 mi S of U.S. Hwy 14, 16, and 20.-109.583744.43282317In meadow on northeast facing slope dominated by Festuca idahoensis and Astragalus miser var. decumbens.RM724869 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9953Erwin F. Evert1986613164U.S.A.WyomingParkNorth Fork Shoshone River Drainage: Absaroka Mountains: ridge, 0.5 mi NW of Signal Peak, ca 1 mi N of U.S. Hwy 14, 16, and 20.-109.664344.47632134Open, rocky areas with Artemisia, Haplopappus, and Koeleria. Phenology: fruiting.RMRM731046 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11985Erwin F. Evert198768159U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: ridge immediately W of Dunn Creek, ca 1-2 mi NW of Wapiti.-109.462944.490818291981In sagebrush-grassland community with Elymus spicatus, Koeleria macrantha and Artemisia frigida. Phenology: flowering & fruiting.RMRM731341 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.12159Erwin F. Evert1987614165U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: ridge between Big Creek and Wall Creek, ca 2-3 mi N of U.S. Hwy 14, 16, and 20.-109.503244.490818291951In grassland community with Koeleria macrantha, Elymus spicatus and Carex filifolia. Phenology: flowering & fruiting.RMRM731415 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.12569Erwin F. Evert1987625176U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: north-south trending ridge between Horse Creek and Grizzly Creek ca 2-5 mi N of U.S. Hwy 14, 16, and 20.-109.603944.505322862591Rocky ridgetop, sagebrush-grassland/Douglas fir-limber pine mosaic. Phenology: flowering & fruiting.RMRM732199 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.13273Erwin F. Evert1987713194U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: ridge E of Clocktower Creek, ca 3-4 mi S of U.S. Hwy 14, 16, and 20.-109.563644.418324392591Rocky ridgetop with some scattered Douglas fir and limber pine. Phenology: flowering & fruiting.RMRM753615 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14226Erwin F. Evert198865157U.S.A.WyomingPark[location and coordinates withheld]22562408In meadowland with small groves of limber pine and Douglas fir on limestone derived substrates. Phenology: flowering & fruiting.RMRM753460 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14485Erwin F. Evert1988614166U.S.A.WyomingPark[location and coordinates withheld]20732134Cliffs and ledges of Willwood formation, mostly sandy soil. Phenology: flowering & fruiting.RMRM619231 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19059Erwin F. Evert1990618169U.S.A.MontanaCarbonBeartooth Mountains: east flank of Beartooth Range: along east side of Meeteetse Trail Road, ca 5 mi S of Red Lodge.-109.223845.11681798Pinus flexilis woodland with some Douglas fir on limestone derived substrates with Poa cusickii, Eritrichium howardii and Hymenoxys acaulis. Phenology: flowering & fruiting.RMRM619409 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19275Erwin F. Evert1990626177U.S.A.WyomingParkBighorn Basin: ridge N and W of the Newton Lakes, ca 4 mi NW of Cody.-109.128544.542816151676Sagebrush-grassland with some scattered Pinus flexilis in places on rocky substrates with Artemisia nova, Penstemon laricifolius, Eriogonum pauciflorum, Bouteloua gracilis and Carex filifolia. Phenology: fruiting.RMRM619700 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19424Erwin F. Evert1990630181U.S.A.MontanaBeaverheadHenrys Lake Mountains: on Continental Divide, 1/4-1/2 mi N of Red Rocks Pass and Road, ca 25 mi WSW of West Yellowstone. Also Fremont Co, Idaho.-111.528344.600821952286Sagebrush-grassland with Artemisia tridentata var. vaseyana, Festuca idahoensis, Arnica fulgens and Potentilla diversifolia. Phenology: flowering & fruiting.RMRM738409 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20417Erwin F. Evert199169160U.S.A.MontanaMadisonMadison Range: ca 3/4 mi NE of Cliff Lake just N of Cliff Lake access road, ca 1/2 mi SW of U.S. Highway 287.-111.426644.80281951Sagebrush-grassland community dominated by Artemisia tridentata var. vaseyana, Artemisia tripartita var. tripartita, and Festuca idahoensis, and Carex filifolia. Phenology: flowering & fruiting.RMRM738423 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20450Erwin F. Evert199169160U.S.A.MontanaMadisonMadison 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.-111.669145.06581676Grassland-forbland dominated by Carex filifolia, Bouteloua gracilis, Phlox longifolia, Astragalus terminalis, and Poa secunda. Phenology: flowering & fruiting.RMRM738527 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20682Erwin F. Evert1991611162U.S.A.MontanaMadisonMadison Range: on the north front at Spanish Creek Basin, ca 16 mi SW of Bozeman along access road.-111.362145.4871737Grassland-forbland with Festuca idahoensis, Balsamorhiza incana, Antennaria anaphaloides, Geum triflorum, Carex filifolia, and Delphinium nuttallianum. Phenology: fruiting.RMRM779872 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.22605Erwin F. Evert1992610162U.S.A.MontanaCarbon[location and coordinates withheld]1371Sagebrush-grassland with Artemisia pedatifida, Hymenoxys acaulis, Atriplex confertifolia, and Bouteloua gracilis. Phenology: flowering & fruiting.RMRM754670 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.22836Erwin F. Evert1992612164U.S.A.MontanaStillwaterCa 1/4-1/2 mi S of Cliff Swallow fishing access site, ca 10 mi W of Absarokee.-109.634545.51611432Sagebrush-grassland with Festuca idahoensis, Koeleria macrantha, Zigadenus venenosus, and Artemisia tridentata var. vaseyana. Phenology: flowering & fruiting.RMRM753845 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.23052Erwin F. Evert1992621173U.S.A.MontanaPark[location and coordinates withheld]1536Grassland with a few scattered Juniperus scopulorum and with Stipa comatat, Carex filifolia, Bouteloua gracilis, and Zigadenus venenosus. Phenology: flowering & fruiting.RMRM612565 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24822Erwin F. Evert199364155U.S.A.MontanaSweet Grass[location and coordinates withheld]15241585Sagebrush-grassland with scattered Douglas fir and ponderosa pine. Phenology: flowering & fruiting.RMRM611946 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24836Erwin F. Evert199364155U.S.A.MontanaSweet Grass[location and coordinates withheld]1310Grassland with Carex filifolia, Agropyron spicatum, and Arenaria hookeri. Phenology: flowering & fruiting.RMRM612006 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24897Erwin F. Evert199364155U.S.A.MontanaPark[location and coordinates withheld]1615Grassland with Zigadenus venenosus, Carex stenophylla, Balsamorhiza incana, and Cerastium arvense. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25199Erwin F. Evert1993620171U.S.A.IdahoTetonTarghee National Forest: Big Hole Mountains: along south side of Milk Creek Road, ca 4 mi S of Idaho Hwy 33.-111.329643.81792088Sagebrush-grassland with Viola vallicola, Microseris nutans, Phlox longifolia, and Wyethia amplexicaulis.RMRM780308 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.26708Erwin F. Evert199465156U.S.A.MontanaCarbon[location and coordinates withheld]12371304Sagebrush-grassland with scattered limber pine and juniper; on north/south trending ridge with sandstone outcroppings. Phenology: flowering & fruiting.RMRM781516 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.27213Erwin F. Evert1994618169U.S.A.MontanaMadison[location and coordinates withheld]15241585Dry, rocky, south facing slope with Cercocarpus ledifolius var. ledifolius, Gutierrezia sarothrae, Agropyron spicatum, and Phacelia hastata. Phenology: flowering & fruiting.RMRM783307 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.28722Erwin F. Evert199566157U.S.A.WyomingHot SpringsBighorn Basin: along south side of Sand Draw Road, ca 20 mi NW of Thermopolis.-108.361443.83591463Shrub steppe with Astragalus grayi, Strepanthella longirostris, Gaura coccinea, and Carex filifolia. Phenology: flowering & fruiting.RMRM783360 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.28796Erwin F. Evert199567158U.S.A.WyomingHot Springs[location and coordinates withheld]14021493Sagebrush-grassland with scattered Juniperus scopulorum, Lewisia rediviva, Koeleria macrantha, and Carex filifolia. Phenology: flowering & fruiting.RMRM783548 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.28923Erwin F. Evert1995611162U.S.A.WyomingHot SpringsBighorn Basin: along northeast side of Murphy Draw Road, ca 4 mi N of Wyo Hwy 431.-108.541844.05761707Disturbed saltbush-grassland with Atriplex gardneri, Thlaspi arvense, Bromus tectorum, and Allium textile. Phenology: flowering & fruiting.RMRM782875 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.29408Erwin F. Evert1995623174U.S.A.WyomingFremont[location and coordinates withheld]2317Sagebrush-grassland with Artemisia tridentata, Koeleria macrantha, Carex filifolia, and Cardaria pubescens. Phenology: flowering & fruiting.RMRM782902 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.29433Erwin F. Evert1995623174U.S.A.WyomingFremont[location and coordinates withheld]2256Saltbush steppe with Atriplex gardneri, Atriplex confertifolia, Phlox muscoides, and Carex filifolia. Phenology: flowering & fruiting.RMRM787126 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.31172Erwin F. Evert1996614166U.S.A.MontanaParkGallatin Range foothills: ridge 1/8-1/4 mi N of Cokedale Road, 6 mi W of Livingston.-110.683445.647115541615Grassland/forbland on south facing slope and rocky breaks with scattered juniper and limber pine. Phenology: flowering & fruiting.RMRM818292 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.32903Erwin F. Evert1997611162U.S.A.MontanaCarbonRidge immediately N of County Road 421 and E of Monahan Road, 1.3 mi W of Joliet.-109.017545.4871219Disturbed ponderosa pine-grassland on sandstone outcroppings with Agropyron spicatum, Alyssum desertorum, and Bromus tectorum. Phenology: fruiting.RMRM818546 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.33140Erwin F. Evert1997621172U.S.A.WyomingHot SpringsAbsaroka Mountains: ridge ca 1/3 mi N of the Middle Fork Owl Creek, ca 6 mi WNW of Anchor Reservoir; 40 mi WNW of Thermopolis.-108.942943.69162164Grassland with some Artemisia tridentata var. vaseyana, and with Koeleria macrantha and Carex filifolia as dominants. Phenology: fruiting.RMRM820084 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.34954Erwin F. Evert1998611162U.S.A.WyomingHot SpringsBighorn Basin: ca 1/4 - 1/2 mi N of Little Sand Draw Road, ca 15 mi NW of Thermopolis.-108.259443.82111402Sagebrush-grassland with Carex filifolia, Stipa comata, and Delphinium geyeri. Phenology: fruiting.RMRM820376 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.35089Erwin F. Evert1998613164U.S.A.WyomingFremontBridger Mountains: south side of Birdseye Mountain, 1.5 mi SW of Birdseye Pass; 14 mi N of Shoshoni.-108.102243.43491960Sagebrush-grassland with scattered juniper, Carex filifolia, Koeleria macrantha, and Lomatium orientale. Phenology: fruiting.RMRM822971 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.36461Erwin F. Evert199964155U.S.A.MontanaStillwaterCoal Mine Coulee, ca 10 mi SE of Columbus.-109.140945.57431128Grassland and open ponderosa pine forest with Koeleria macrantha, Agropyron spicatum, Bouteloua gracilis, and Balsamorhiza incana. Phenology: fruiting.RMRM822435 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.36660Erwin F. Evert199965156U.S.A.MontanaSweet GrassRidge ca 1 mi S of the Yellowstone River and 2 mi WSW of Reed Point.-109.572845.705312191250Grassland and open ponderosa pine forest with Purshia tridentata, Geum triflorum, Arnica sororia, and Astragalus miser var. decumbens. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.45908Ronald L. Hartman1994620171U.S.A.WyomingCarbon[location and coordinates withheld]20732118Sagebrush slopes, area beneath snow fence, and shale and sandstone outcrops. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4873Laura Welp1995519139U.S.A.WyomingSweetwaterGreat Divide Basin Area: Great Divide Basin: Bastard Butte, ca 13.5 air mi W of Eagles Nest; ca 4.5 air mi SE of Five Fingers Butte.-108.371442.1420482103Sparsely vegetated top of butte with cushion plant community; thin rocky soil. Phenology: flowering.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5068Laura Welp199565156U.S.A.WyomingSweetwaterGreat Divide Basin Area: Great Divide Basin: Alkali Basin, ca 18.5 air mi NE of Spring Butte; ca 15 air mi W of Red Lake.-108.749741.996721002121Gentle partially vegetated south facing slope with sagebrush and grasses; sandy soil. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5179Laura Welp199569160U.S.A.WyomingSweetwaterGreat Divide Basin Area: Great Divide Basin: rim ca 23 air mi W of Rawlins; ca 3 air mi NE of Creston Junction.-107.688141.762521122149South facing slope with grasses and scattered sagebrush; sandy gravel soil. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5259Laura Welp1995613164U.S.A.WyomingCarbonGreat Divide Basin Area: Great Divide Basin: south end of Separation Rim, ca 17 air mi S of Bairoil; ca 19 air mi N of Rawlins.-107.434442.03719872027Sparsely vegetated rimtop in rocky, sandy soil with sandstone outcrops. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5426Laura Welp1995617168U.S.A.WyomingSweetwaterGreat Divide Basin Area: Great Divide Basin: base of Steamboat Mountain, ca 14 air mi N of Superior; ca 5 air mi NW of Greasewood Reservoir.-108.923641.968321792225Partially vegetated sandstone and mudstone slopes at base of mountain; silty, shallow soil with rocks. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5617Laura Welp1995622173U.S.A.WyomingCarbonGreat Divide Basin Area: Great Divide Basin: flat near Separation Creek, ca 7 air mi E of Separation Point; ca 16 air mi S of Ferris.-107.3242.0371981Low basin with grasses, scattered sagebrush, and greasewood; sandy soil with clay in lower areas. Phenology: flowering & fruiting.RM673945 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7365Laura Welp199585217U.S.A.WyomingFremontGreat Divide Basin Area: Popo Agie River Drainage: banks of Beaver Creek, ca 2.5 air mi N of Schoettlin Mountain; ca 4 air mi SE of Weiser Pass.-108.411942.561419202000Moist creekside with dense grasses and scattered sagebrush; rocky sandy soil. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11673Stuart Markow199884216U.S.A.WyomingTetonGrand Teton National Park: sagebrush flat ca 0.5 air mi E of Jackson Hole Airport, ca 10 air mi N of Jackson.1951Sagebrush-steppe with Artemisia tridentata, Poa pratensis, Poa secunda, Elymus spicatus, Festuca idahoensis and Balsamorhiza sagittata.RMRM784729 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.10064Robert D. Dorn200569160U.S.A.WyomingGoshenFort Laramie National Historic Site.-104.57542.2233331341Grassy slope with Elymus, Bouteloua. Common. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.23634Ronald L. Hartman Nancy Kastning1988614166U.S.A.WyomingCarbonSierra Madre/Park Ranges: Sierra Madre: ca 14 air mi NNW of Bridger Peak.-107.202341.38852408Shortgrass prairie on bench land high in calcium carbonate.RMRM728130 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1102C. Lynn Kinter1995619170U.S.A.WyomingFremontUpper Wind River Watershed: On terrace W of Wiggins Fork, ca 6.5 air mi NE of Dubois; SSW of top of switchback down to Wiggins Fork.-109.5210943.58722170Artemisia tridentata var. wyomingensis, Elymus spicatus stand. Plot 93043 NE, NE, NE Phenology: flowering & fruiting.RM728131 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1260C. Lynn Kinter1995626177U.S.A.WyomingFremontUpper Wind River Watershed: Little Warm Springs: ca 4.5 air mi W of Dubois; N of main road.-109.720243.532362535Dry grassland. Plot 95003 NE, SW, NE Phenology: flowering & fruiting.RMRM728132 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1451C. Lynn Kinter199587219U.S.A.WyomingFremontUpper Wind River Watershed: Little Warm Springs: ca 4.5 air mi W of Dubois; N of main road.2535Dry grassland. Plot 95003 NE, SW, NE Phenology: flowering & fruiting.RM728133 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1568C. Lynn Kinter1996521142U.S.A.WyomingFremont[location and coordinates withheld]2176Grassland. Plot 96001 NW, SW, NE Phenology: flowering & fruiting.RM728134 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1640C. Lynn Kinter1996623175U.S.A.WyomingFremontUpper Wind River Watershed: Little Warm Springs: ca 2 air m W of Dubois; road toward Little Warm Springs subdivision, and walk down toward reservoir from crest of hill.2286Dry grassland. Plot 96007 NW, SW, SW Phenology: flowering & fruiting.RM728135 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1847C. Lynn Kinter199676188U.S.A.WyomingFremontUpper Wind River Watershed: BLM Ridge, SE of Dubois. Follow "road" (now closed) to radio tower.2550Dry grassland E of road at first trees encountered. Plot 96021 NE, NE, SE Phenology: flowering & fruiting.RM728136 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2044C. Lynn Kinter1996714196U.S.A.WyomingFremont[location and coordinates withheld]2176Grassland. Plot 96001 NW, SW, NE Phenology: flowering & fruiting.RMRM728137 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2046C. Lynn Kinter1996714196U.S.A.WyomingFremont[location and coordinates withheld]2176Grassland. Plot 96001 NW, SW, NE Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.224C. Lynn Kinter Susanne Neumiller199467158U.S.A.WyomingFremontUpper Wind River Watershed: Dennison Mountain exclosure: ca 9 air mi NE of Dubois; inside elk exclosure.2451Grassland. Plot 94001 NW, NW, SWRM728138 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2549C. Lynn Kinter1997624175U.S.A.WyomingFremontUpper Wind River Watershed: Dennison Mountain, N of elk exclosure, ca 9 air mi NE of Dubois; outside the area range pitted by WGFD in the mid-1980s.2445Grassland on west slope, near bottom of swale. Plot 94003 NE, NE, SE Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2573C. Lynn Kinter199773184U.S.A.WyomingFremontUpper Wind River Watershed: bench above Tappan Creek: ca 2.3 mi N of Dubois; E of 2-track that runs up through draw.2262Grassland. Plot 94011 SW, NE, NERM728154 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.313C. Lynn Kinter M. Neumiller, P. Remboldt, N. Ferris1994614165U.S.A.WyomingFremontUpper Wind River Watershed: Spring Creek on Wind River Indian Reservation: ca 14 air mi NE of Dubois; N of Finleys; plot is just S of 2-track and the boundary fence between WGFD and WRIR lands.2310Sagebrush. Plot 94007 SW, NW, NW Phenology: fruiting.RM728155 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.336C. Lynn Kinter Susanne Neumiller1994615166U.S.A.WyomingFremontUpper Wind River Watershed: Mason Draw grassland: ca 2 air mi NE of Dubois; old 2-track, which is the beginning of a nature trail; at fence corner, and just before trail leaves 2-track, go left (N) ca 50yds.-109.6057443.549862234Grassland. Plot 94008 NE, NE, NW Phenology: flowering & fruiting.RM728156 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.337C. Lynn Kinter Susanne Neumiller1994615166U.S.A.WyomingFremontUpper Wind River Watershed: Mason Draw grassland: ca 2 air mi NE of Dubois; old 2-track, which is the beginning of a nature trail; at fence corner, and just before trail leaves 2-track, go left (N) ca 50yds.-109.6057443.549862234Grassland. Plot 94008 NE, NE, NW Phenology: flowering & fruiting.RMRM728128 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.411C. Lynn Kinter Chris Queen1994623174U.S.A.WyomingFremontUpper Wind River Watershed: bench above Tappan Creek: ca 2.3 mi N of Dubois; E of 2-track that runs up through draw.-109.6444643.572782262Grassland. Plot 94011 SW, NE, NE Phenology: flowering & fruiting.RM728157 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.434C. Lynn Kinter Chris Queen1994623174U.S.A.WyomingFremont[location and coordinates withheld]2164In flat area partially encircled by badlands with sagebrush. Plot 94013 SE, C Phenology: flowering & fruiting.RM728129 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.485C. Lynn Kinter Susanne Neumiller1994630181U.S.A.WyomingFremontUpper Wind River Watershed: Tappan Creek: ca 3.3 air mi NW of Dubois; on a ridge S of the creek.2283Grassland. Plot 94017 SW, SE, NW Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.60610B. E. Nelson Grace Kostel2004514135U.S.A.South DakotaFall RiverBuffalo Gap National Grassland and Vicinity: butte S of South Branch Blacktail Creek, ca 11 air mi ESE of Oelrichs.-103.0343.1406960987Grassland on top of butte. Phenology: buds.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.60668B. E. Nelson Grace Kostel2004517138U.S.A.NebraskaDawesOglala National Grassland and Vicinity: Carlsen Butte, ca 8.5-9 air mi N of Crawford.-103.386742.807410911120Grasslands with some badlands on the slopes and draws. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.60693B. E. Nelson Grace Kostel2004517138U.S.A.NebraskaDawesOglala National Grassland and Vicinity: west end of Wolf Butte, ca 19.5 air mi N of Crawford.-103.462942.965312041237Stony grassy slopes. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.60832B. E. Nelson Grace Kostel2004517138U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: between Meng Drive and Wright Bench Mark, ca 14 air mi NW of Crawford.-103.608442.821613041390Sandy grassland. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.60853B. E. Nelson Grace Kostel2004519140U.S.A.South DakotaCusterBuffalo Gap National Grassland and Vicinity: mesa ca 1.5-2 air mi S of French Creek and 3/4-1 air mi E of South Fork French Creek, ca 15.5 air mi SE of Hermosa.-103.030243.6377929987Juniper woodland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1197Grace M. Kostel200462154U.S.A.South DakotaPenningtonBuffalo Gap National Grassland and Vicinity: ca 9 air mi SE of Wall, 2-2.5 mi S of I-90, W of County Road CH12.-101.94816743.828333792853In badlands clay cut. Phenology: buds.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1751Grace M. Kostel200467159U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 13 air mi NW of Crawford at Roundtop Mountain.-103.590542.81966713561387Mountain of pine in rock and sand soils pine woodland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1957Grace M. Kostel2004611163U.S.A.South DakotaFall RiverBuffalo Gap National Grassland and Vicinity: ca 11 air mi WSW of Edgemont and 2-2.5 mi S of U.S. Hwy 18.-104.05566743.2715975Shale slopes and draw bottom. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.223Grace M. Kostel2004512133U.S.A.South DakotaFall RiverBuffalo Gap National Grassland and Vicinity: 10 air mi NW of Edgemont.-103.937543.3355561158North northeast-face of butte; soil is sand and silty clay; selenium may be present due to presence of Stanleya pinnata plants. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2273Grace M. Kostel2004615167U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 20.5-21 air mi NNW of Crawford.-103.62783342.9391158Ridge of sand with plant diverse areas of moisture holding ridge "edge" slumps. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.265Grace M. Kostel2004512133U.S.A.NebraskaDawesOglala National Grassland and Vicinity: Roundtop Mountain, ca 6 miles NW of Crawford.-103.58916742.8227781112Northeast-facing ridge of pine trees and Yucca; ridge is rock covered and soil is extremely sandy; Pinus/Oryzopsis micranthera plant community; woodland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.266Grace M. Kostel2004512133U.S.A.NebraskaDawesOglala National Grassland and Vicinity: Roundtop Mountain, ca 6 miles NW of Crawford.-103.58916742.8227781112Northeast-facing ridge of pine trees and Yucca; ridge is rock covered and soil is extremely sandy; Pinus/Oryzopsis micranthera plant community; woodland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3155Grace M. Kostel200472184U.S.A.South DakotaFall RiverBuffalo Gap National Grassland and Vicinity: ca 12.5-13 air mi WNW of Edgemont immediately E of Wyoming/South Dakota stateline. North of the Cheyenne River.-104.06016743.37911891204In silt and revegetated, stabilized banks of sand north of the river. Area is severely overgrazed. Phenology: buds.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.332Grace M. Kostel B. E. Nelson2004519140U.S.A.South DakotaCusterBuffalo Gap National Grassland and Vicinity: ca 1.5 - 2 air mi S of French Creek and 3/4 - 1 air mi E of South Fork French Creek, ca 15.5 air mi SE of Hermosa.-103.03316743.635945987Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.348aGrace M. Kostel B. E. Nelson2004519140U.S.A.South DakotaCusterBuffalo Gap National Grassland and Vicinity: between Shorty Draw and French Creek, ca 9 air mi E of Fairburn and 14.5 air mi SE of Hermosa.-103.028143.6659923939Agate bed. Phenology: buds.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.377Grace M. Kostel B. E. Nelson2004519140U.S.A.South DakotaCusterBuffalo Gap National Grassland and Vicinity: 3 1/4 air mi W and 1 air mi N of Cheyenne River, 5.5 air mi WSW of Red Shirt.-102.995843.637859890Sand side banks of vegetated, stabilized sand dunes. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4733aGrace M. Kostel20031013286U.S.A.South DakotaCusterBuffalo Gap National Grassland and Vicinity: ca 15.5-16 air mi SSE of Hermosa along French Creek.-103.030243.6377929Creek banks with moist clay and silt soils. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.48bGrace M. Kostel2004430121U.S.A.South DakotaCusterBuffalo Gap National Grassland and Vicinity: Red Shirt Wilderness Area: ca 1 mi N of Red Shirt, sand bluffs N of Cheyenne River.-102.79333343.728889884Southwest-facing bluff, upslope of sand and silt soils. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.518Grace M. Kostel B. E. Nelson2004521142U.S.A.South DakotaFall RiverBuffalo Gap National Grassland and Vicinity: butte N of County Road 9, 5.5 - 6 mi NNW of Edgemont.-103.934243.364711121158Butte top. Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.64Grace M. Kostel2004430121U.S.A.South DakotaCusterBuffalo Gap National Grassland and Vicinity: Red Shirt Wilderness Area: ca 1 mi N of Red Shirt, sand bluffs N of Cheyenne River.-102.79333343.728889884Sand bluffs and rock outcrops with clay limestone soils. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.804Grace M. Kostel2004529150U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 32 air mi NW of Crawford and 2 mi W of Edgemont Road on Forest Road 930.-103.90642.98681189On ridge W of draw; gravel and rock soils. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.883Grace M. Kostel2004529150U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 36 air mi NW of Crawford and 1/4 mi E of Wyoming and W of Forest Road 917.-104.04842.935611891219In silt soils. Phenology: buds.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.98Grace M. Kostel200455126U.S.A.South DakotaFall RiverBuffalo Gap National Grassland and Vicinity: 15 air mi NE of Smithwick, U.S. Forest Service Gamet Allotment, at top of unnamed butte.-103.05543.460833640In a Yucca glauca/Calamovilfa longifolia/Schzachyrium scoparium/Carex plant community; soil is sand and silt; site is at and near the roadside. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7766Grace M. Kostel2005626177U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 26.5-27 air mi NW of Crawford.-103.614442.82041326Pinus ponderosa covered ridge of escarpment; soils are rock outcrops and sand. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7797Grace M. Kostel2005626177U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 24 air mi NW of Crawford on hill immediately adjacent to and E of Milo Road.-103.591242.80331303Pinus ponderosa covered ridge of escarpment; soils are sand. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7822Grace M. Kostel2005626177U.S.A.NebraskaSiouxOglala National Grassland and Vicinity: ca 16 air mi NW of Crawford and ca 2 air mi due N of Cottonwood Road.-103.505942.77241234Pinus ponderosa covered ridge of escarpment; soils are sand. Phenology: flowering & fruiting.RMRM942043 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.319Jill E. Larson2005527147U.S.A.New MexicoRio ArribaCarson National Forest and Vicinity: Canada de los Commanches, E of El Ritz.-106.13836.352206Sagebrush flats, side drainage and mesa top with pinyon/juniper woodland. Phenology: flowering & fruiting.RMRM942042 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.350Jill E. Larson2005531151U.S.A.New MexicoRio ArribaCarson National Forest and Vicinity: NM Hwy 111, Canada de la Cueva, ca 1.5 air mi S of La Madera.-106.051436.372319812073Arroyos and mesa top with pinyon/juniper and Artemisia tridentata. Phenology: flowering & fruiting.RMRM942041 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.80783bRonald L. Hartman Jill E. Larson2005522142U.S.A.New MexicoRio ArribaCarson National Forest and Vicinity: Forest Road 576, between Rico and Reynolds tanks.-106.010936.718925302591Sagebrush grassland and arroyo. Phenology: flowering & fruiting.RMRM947597 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.10361Jill E. Larson2006815227U.S.A.New MexicoRio ArribaCarson National Forest and Vicinity: Juan Jose Lobato Grant: just N of Abiquiu Reservoir from roadside table along U.S. Hwy 84, N along wash, ca 2 air mi SE of Ghost Ranch Presbyterian Center and ca 11 air mi S of Canjilon.-106.456836.308219202012Rocky slopes above wash. Phenology: flowering & fruiting.RMRM935414 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.52497B. E. Nelson Luanne Lum2001610161U.S.A.WyomingParkBighorn Basin: south end of Tonopah Ridge on Schaub Butte, ca 5 air mi ENE of Pitchfork; ca 10 air mi WSW of Meeteetse.-109.061344.131520732158Grassy flats on the top of the butte. Phenology: fruiting.RMRM935530 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1301Luanne Lum2002521141U.S.A.WyomingHot SpringsBighorn Basin: along Red Hole or BLM Road 1426, ca 7.5 air mi ESE of Lucerne and ca 11.2 air mi NE of Thermopolis.-108.026543.720413681384Sagebrush with sandy soil. Phenology: flowering & fruiting.RMRM803176 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1366Luanne Lum2002523143U.S.A.WyomingHot SpringsBighorn Basin: along Red Hole or BLM Road 1426, ca 8.2 air mi ESE of Lucerne and ca 10.1 air mi ENE of Thermopolis.-108.046543.691614051493Sagebrush on shale. Phenology: flowering & fruiting.RMRM935529 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1393Luanne Lum2002523143U.S.A.WyomingHot SpringsBighorn Basin: along Red Hole or BLM Road 1426, ca 8.9 air mi ESE of Lucerne and ca 10.2 air mi ENE of Thermopolis.-108.026543.763614641493Juniper with sagebrush in sandy soil. Phenology: flowering & fruiting.RMRM935515 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1415Luanne Lum2002523143U.S.A.WyomingHot SpringsBighorn Basin: along Red Hole or BLM Road 1426, ca 13.5 air mi SE of Lucerne and ca 9.8 air mi ENE of Thermopolis.-108.046543.662815091621Juniper with sagebrush on north facing slope, sandy soil with clay and cobbles. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4177Margarette J. Lyon199468159U.S.A.ColoradoSan MiguelSan Miguel and Lower Dolores River Drainages: Dry Creek Basin State Wildlife Area.-108.452637.98792256Pinyon, juniper, and oak. Phenology: fruiting.RMRM699973 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11673Stuart Markow199884216U.S.A.WyomingTetonGrand Teton National Park: sagebrush flat ca 0.5 air mi E of Jackson Hole Airport, ca 10 air mi N of Jackson.-110.735843.60521951Sagebrush-steppe with Artemisia tridentata, spicatus, Festuca idahoensis and Balsamorhiza sagittata. Phenology: fruiting.RMUSFS844688 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.186Rob Massatti2005610161U.S.A.WyomingFremontEast Slope Wind River Range and Vicinity: Red Canyon ca 1 mi W of Weiser Knoll, ca 14 air mi SE of Lander.-108.641942.652817891899Juniper/sagebrush draws and slopes. Phenology: fruiting.RMUSFS844687 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.318Rob Massatti2005613164U.S.A.WyomingFremontEast Slope Wind River Range and Vicinity: southeast side of Fairfield Hill, ca 6 air mi SW of Lander.-108.84542.744224752554Conifer groves/sagebrush grassland/sparse vegetation on limestone ridge. Phenology: fruiting.RMUSFS844686 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.557Rob Massatti2005617168U.S.A.WyomingFremontEast Slope Wind River Range and Vicinity: ca 3 mi SSE of Torrey Lake, ca 9 air mi S of Dubois.-109.558643.426123322710Gravelly/rocky limestone substrate supporting depauperate Douglas fir/limber pine forest. Phenology: fruiting.RMUSFS844685 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.991Rob Massatti2005623174U.S.A.WyomingFremontEast Slope Wind River Range and Vicinity: Suicide Point and vicinity, ca 11 air mi WSW of Lander.-108.925942.807626732875Limber pine/Douglas fir woodland with occassional aspen groves on rocky limestone substrate. Phenology: fruiting.RMUSFS844684 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5054Rob Massatti200664155U.S.A.WyomingFremontEast Slope Wind River Range and Vicinity: 1 mi NW of Weiser Knoll, ca 12 air mi SSE of Lander.-108.641642.703417251914Sagebrush steppe. Phenology: fruiting.RMUSFS844683 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5790Rob Massatti2006622173U.S.A.WyomingFremontEast Slope Wind River Range and Vicinity: Burnt Gulch to Freak Mountains, ca 10 air mi SSW of Lander.-108.866642.671726062862Graminoid meadow on limestone substrate. Phenology: fruiting.RMUSFS844682 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6431Rob Massatti2006628179U.S.A.WyomingFremontEast Slope Wind River Range and Vicinity: Geyser Creek Park, ca 6 air mi W of Dubois.-109.756943.533426032740Dry rocky meadow on limestone substrate dominated by graminoids. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.644bB. E. NelsonU.S.A.WyomingCarbonSouth-central Wyoming: Sierra Madre: Hell Canyon off Green Ridge, ca 1 air mi E of Savery Creek, ca 41 air mi S of Rawlins; ca 20 air mi NE of Baggs; ca 3.5 air mi SW of Tullis.22862347Shallow swale. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15Rachel Newton2005610161U.S.A.WyomingFremontWetlands and Adjacent Areas: along the Sweetwater River, ca 5 air mi NE of Sweetwater Station; ca 38 air mi SE of Lander.-108.076542.58011992Up sandy, rocky slopes and ridgetop. Phenology: fruiting.RMRM767166 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1319Sarah Nunn2001612163U.S.A.ColoradoLarimerRoosevelt National Forest: Front Range: N of County Road 80C at crossing of Trout Creek, ca 38 air mi NW of Fort Collins.-105.676640.9522621Damp gulley on dry, south facing Artemisia hillside. Phenology: flowering.RMRM211013 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4431C. L. Porter194859130U.S.A.WyomingNatronaSatanka Formation: 4 mi W of Alcova on Wyo Hwy 220.-106.787842.55681646On reddish clayey soil (Satanka Formation). Phenology: flowering.RMRM211006 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4492C. L. Porter194863155U.S.A.WyomingCarbon14 mi N of Rawlins.-107.349941.96222073On sandy soil. Phenology: fruiting.RMRM215419 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4870C. L. Porter1949530150U.S.A.WyomingNatrona6 mi W of Alcova.-106.830542.5541676Sandy soil grade. Phenology: fruiting.RMRM249412 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6874C. L. Porter1956513134U.S.A.WyomingPlatteAlong Laramie River 5 mi N of Wheatland.-104.936342.12031432Common in sandy gullies, grassy hills; bluffs along the river. Phenology: flowering & fruiting.RMRM260277 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7745C. L. Porter Marjorie W. Porter195968159U.S.A.WyomingAlbanyPine Ridge near Rock River.-105.8941.71742073Common in loose, sandy soil on calcareous outcrop. Phenology: fruiting.RMRM264677 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8549C. L. Porter Marjorie W. Porter196166157U.S.A.WyomingNatrona35 mi W of Casper, on a sandstone ridge S of Poison Spider Creek.-106.997642.83141829Sandy soil, sagebrush-grassland. Phenology: fruiting.RMRM809107 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.75260Ronald L. Hartman2002625176U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: San Miguel Canyon complex on Forest Road 534, from junction with Forest Road 20, S 2 road mi.-106.899335.905522252317Sandstone outcrops, major gypsum beds with ponderosa pine and Douglas fir forests. Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1530Robin Jones B. E. Nelson1991610161U.S.A.WyomingFremontOwl 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.-108.103143.3933316151768Limestone like rock, ridges, and slopes.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1538Robin Jones B. E. Nelson1991611162U.S.A.WyomingHot SpringsOwl Creek/Bridger Mountains: Gumbo Hills, ca 3 air mi E of Hamilton Dome.-108.521743.7663916461724Gumbo clay hills and slopes.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1584Robin Jones B. E. Nelson1991612163U.S.A.WyomingHot SpringsOwl Creek/Bridger Mountains: ridge between North Fork and Middle Fork Owl Creek, ca 19 air mi WSW of Hamilton Dome; ca 37 air mi WNW of Thermopolis.-108.883643.6941720422073Volcanic and other cobble and boulders, hills, and draws.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1624Robin Jones1991620171U.S.A.WyomingHot SpringsOwl 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.-108.639243.9552817371745Artemisia tridentata grasslands and low hills.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1839Robin Jones199178189U.S.A.WyomingParkOwl Creek/Bridger Mountains: Hogback Ridge, SW of Little Buffalo Basin; ca 5 air mi S of Meeteese; ca 43 air mi NW of Thermopolis.-108.841144.0716718332076East-facing slope and sandstone-mudstone ridge.RMRM206301 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4421Alan A. Beetle1947524144U.S.A.WyomingGoshenBetween Horse Creek and Bear Creek, 1 mi S of junction road to La Grange (Wyo Hwy 151).-104.244641.63181432High bluffs. Phenology: flowering & fruiting.RMRM206298 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4429Alan A. Beetle1947524144U.S.A.WyomingNiobraraU.S. Hwy 85, 15 mi N of Lusk.-104.363342.95931341Phenology: fruiting.RMRM206299 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4460Alan A. Beetle1947617168U.S.A.WyomingNiobraraBeardsley Ranch: 20 mi N of Lusk.-104.368443.03151280Lance Creek Formations. Phenology: fruiting.RMRM206306 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4572Alan A. Beetle1947621172U.S.A.WyomingHot SpringsOwl Creek watershed: NW of Thermopolis.-108.325443.69161402Phenology: vegetative only.RMRM206297 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4683Alan A. Beetle1947626177U.S.A.WyomingSheridanSE of Sheridan, 4 mi N of Banner.-106.894244.65191280Dry hillside. Phenology: fruiting.RMRM337423 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.71Andrew Warren198051122U.S.A.WyomingSweetwaterBetween Kinney and Powder Rims, ca 49 air mi SW of Wamsutter; ca 41 air mi W of Baggs.-108.420141.0552088Growing in sagebrush-grass habitat in moderately deep, slightly saline, sandy clay loam with Agropyron smithii, Oryzopsis hymenoides, Artemisia tridentata, Kochia americana and Tetradymia. Phenology: flowering.RMRM10998 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2895Aven Nelson1897515135U.S.A.WyomingLaramiePine Bluffs.-104.0741.164115241646Phenology: flowering & fruiting.RMRM65462 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9041Aven Nelson1907716197U.S.A.WyomingCarbonFort Steele.-106.952641.77671981Dry hills. Phenology: vegetative only.RMRM301908 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.463Barry Hammel1977521141U.S.A.WyomingGoshen5 mi N of Fort Laramie.-104.498342.27081310In sandy soil of grazed prairie with Bouteloua gracilis. Phenology: flowering & fruiting.RMRM397423 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2762Betsy E. Neely198565156U.S.A.WyomingLaramieCa 7.5 mi NE of junction of U.S. Hwy 85 and I-25, north side of U.S. Hwy 85.-104.827341.33341800Silty calcareous soil with Agropyron, Poa, and Stipa. Phenology: fruiting.RMRM397801 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.D. Long J. Von Loh19836152U.S.A.WyomingLaramieF. E. Warren Air Force Base: along Crow Creek near picnic area.-104.877541.15311859Aquatic. Phenology: flowering & fruiting.RMRM397802 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.D. Long J. Von Loh19836152U.S.A.WyomingLaramieF. E. Warren Air Force Base: along Crow Creek near picnic area.-104.877541.15311859Aquatic. Phenology: fruiting.RMRM318987 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1171David L. Martin197866157U.S.A.WyomingParkBighorn Basin: BLM Worland District: at road junction east of Oregon Basin.-108.863744.46551949Gently sloping sandy big sagebrush-blue grama vegetation with Artemisia tridentata, Opuntia polycantha, Chrysothamnus viscidiflorus, Artemisia pedatifida, Stipa comata, Bouteloua gracilis, Poa sandbergii, Sitanion hystrix, Carex filiculmis* Phenology: fruiting.RMRM319054 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1171David L. Martin197866157U.S.A.WyomingParkBighorn Basin: BLM Worland District: at road junction east of Oregon Basin.-108.863744.46551949Gently sloping sandy big sagebrush-blue grama vegetation with Artemisia tridentata, Opuntia polycantha, Chrysothamnus viscidiflorus, Artemisia pedatifida, Stipa comata, Bouteloua gracilis, Poa sandbergii, Sitanion hystrix, Carex filiculmis* Phenology: fruiting.RMRM398381 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.45E. B. Allen1976518139U.S.A.WyomingCampbellCa 70 air km SSE of Gillette; ca 14 air km E of Route 59.-105.269443.67181524Common in sandy loam soil, grassland with Bouteloua, Stipa, Agropyron. Phenology: flowering & fruiting.RMRM32286 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.618Elmer D. Merrill E. N. Wilcox1901621172U.S.A.WyomingSweetwaterNear Black Rock.-108.79141.86732103Dry soil. Phenology: fruiting.RMRM577331 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16438Erwin F. Evert198966157U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: along west side of Elk Fork Creek, ca 3/4 mi S of U.S. Hwy 14, 16, and 20.-109.644244.447318291859Open, rocky habitat dominated by Artemisia nova and Artemisia tridentata ssp. vaseyana with a few scattered Juniperus scopulorum and Pseudotsuga menziesii var. glauca. Phenology: flowering & fruiting.RMRM577456 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16563Erwin F. Evert198969160U.S.A.WyomingParkBighorn Basin: along the south side of Buffalo Bill Reservoir, ca 10 mi SW of Cody.-109.264844.4791661Ridge above reservoir with Allium textile, Arenaria hookeri and Artemisia nova. Phenology: fruiting.RMRM577494 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16601Erwin F. Evert198969160U.S.A.WyomingParkBighorn Basin: along the south side of Buffalo Bill Reservoir, ca 8 mi SW of Cody.-109.224444.4791646Rocky, open, sparsely vegetated ridge above reservoir with Phlox bryoides, Haplopappus armerioides, Gaura coccinea and Artemisia pedatifida. Phenology: fruiting.RMRM577530 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16667Erwin F. Evert198969160U.S.A.WyomingParkNorth Fork Shoshone River Drainage: Absaroka Mountains: ridge on the east side of Sheep Mountain, ca 9 mi WSW of Cody.-109.244644.450118291890Open, rocky forb/grassland dominated by Carex filifolia with sparse scattered Artemisia tridentata ssp. vaseyana. Phenology: fruiting.RMRM577709 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16747Erwin F. Evert1989615166U.S.A.WyomingParkAbsaroka 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.-109.204244.507916461768Sagebrush-grassland community with Artemisia nova, Agropyron spicatum and Hymenoxys acaulis dominating. Phenology: fruiting.RMRM578256 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.17417Erwin F. Evert198972183U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: ridge just E of Wall Creek, ca 1.5-2.0 mi N of U.S. Hwy 14, 16, and 20.-109.48344.490819512042Open sagebrush/grassland community, dominant species include Artemisia nova, Stipa comata, and Agropyron spicatum. Phenology: fruiting.RMRM578456 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.17681Erwin F. Evert198978189U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: divide between Clearwater and Sweetwater creeks, ca 2 mi N of U.S. Hwy 14, 16, and 20.-109.664344.49082317Rocky, open ridgetop with a few Douglas fir and limber pine, sparsely vegetated, substrate loose and shifting. Phenology: fruiting.RMRM618903 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18597Erwin F. Evert199067158U.S.A.WyomingParkBighorn Basin: ca 1/8 mi N of Shoshone River, N of Cody.-109.088144.52831554Sagebrush-grassland dominated by Carex filifolia, Bouteloua gracilis, and Artemisia tridentata var. wyomingensis. Phenology: fruiting.RMRM618781 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18715Erwin F. Evert199068159U.S.A.WyomingParkBighorn Basin: ca 1/4 mi S of Willwood Road; ca 2 mi E of U.S. Hwy Alt 14; ca 12 mi SE of Powell.-108.905344.67331463Grassland with some Artemisia tridentata and with Bouteloua gracilis, Carex filifolia, and Stipa comata. Phenology: flowering & fruiting.RMRM618762 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18734Erwin F. Evert1990610161U.S.A.WyomingParkBighorn Basin: ca 1/4-1/8 mi S of Sand Coulee Road; ca 4 mi E of Wyo Hwy 120; ca 25 mi N of Cody.-109.107844.78921493Sagebrush-saltbrush-grassland. Phenology: fruiting.RMRM619088 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18834Erwin F. Evert1990613164U.S.A.WyomingParkBighorn Basin: along west side of Oregon Basin Road, ca 1.5 mi S of U.S. Hwy 14, 16, and 20.-108.867244.48281600Sagebrush-grassland with Artemisia tridentata var. wyomingensis, Artemisia pedatifida, Delphinium geyeri, Bouteloua gracilis, Carex filifolia, and Stipa comata. Phenology: fruiting.RMRM619037 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18887Erwin F. Evert1990613164U.S.A.WyomingParkBighorn Basin: along west side of YU Bench Road, ca 8 mi S of U.S. Hwy 14, 16, and 20, SE of Cody.-108.783944.40721585Sagebrush-grassland with Bouteloua gracilis, Opuntia polyacantha, Lappula redowski, Poa secunda, and Astragalus grayi. Phenology: flowering & fruiting.RMRM619200 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19097Erwin F. Evert1990621172U.S.A.WyomingParkBighorn Basin: along east side of YU Bench Road, ca 1.5 mi N of the Greybull River.-108.703144.34971493Sagebrush-grassland on sandy substrates with Bouteloua gracilis, Stipa comata, Poa secunda, Carex filifolia, Opuntia polyacantha, Delphinium geyeri and Haplopappus armerioides. Phenology: fruiting.RMRM619451 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19219Erwin F. Evert1990621172U.S.A.WyomingParkBighorn Basin: ridge ca 3 mi E of Wyo Hwy 120; ca 9 mi N of Meeteetse.-108.864444.29171737Rocky ridge in sagebrush grassland and limber pine woodland mosaic with Pentstemon laricifolius, Cymopterus hendersonii and Stipa comata. Phenology: fruiting.RMRM357094 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3859Erwin F. Evert1982613164U.S.A.WyomingLaramiePine Bluffs Rest Area, S of I-80 at Pine Bluffs.-104.074441.17441539Growing with Calylopus hartwegii, Lathyrus polymorphus and Penstemon albidus. Phenology: fruiting.RMRM357131 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3898Erwin F. Evert1982617168U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: along U.S. Hwy 14, 16, and 20 at Pagoda Creek.-109.724144.46181829Sagebrush-grassland. Phenology: fruiting.RMRM317358 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.190Francis B. Current1976722204U.S.A.WyomingLaramieHigh Plains Grassland Research Station: 5 air mi NW of Cheyenne.-104.907741.19641920Sandstone outcrop. Phenology: fruiting.RMRM317359 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.236Francis B. Current197865156U.S.A.WyomingCarbonShirley Basin, 35 air mi SSE of Casper.-106.07242.36912167With Artemisia tridentata gramineae. Phenology: flowering.RMRM317360 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.263Francis B. Current1978610161U.S.A.WyomingLaramieHigh Plains Grassland Research Station: 5 air mi NW of Cheyenne.-104.914741.1971859Short-grass prairie. Phenology: fruiting.RMRM310908 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.271George R. Hoffman1973610161U.S.A.WyomingJohnson6.3 mi W of Buffalo, then left on gravel road for 1.2 mi.-106.831344.33551829Pinus ponderosa-Agropyron spicatum habitat type. 60% slope on 145 degree aspect. Phenology: fruiting.RMRM264618 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.487Herbert G. Fisser1961620171U.S.A.WyomingHot SpringsNorth flank of the Owl Creek Range: N of Devils Slide, SE of Thermopolis; E of Wind River Canyon.-108.126243.5621585Silver sagebrush area with adjacent juniper stand. Phenology: fruiting.RMRM264619 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.516Herbert G. Fisser1961621172U.S.A.WyomingFremontSE of Thermopolis and E of Wind River Canyon, on the North flank of Owl Creek Range: NW of Birdseye Pass,-108.082443.46352286Threetip sagebrush area. Phenology: fruiting.RMRM382682 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.10094Hollis Marriott1986616167U.S.A.WyomingFremontLysite Badlands: Pony Creek #1 gas line site just W of Moneta-Lysite Road, 3.3 road mi N of Moneta.-107.726243.20671768Artemisia tridentata-Stipa comata grassland. Phenology: fruiting.RMRM77899 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2734J. Francis Macbride1914524144U.S.A.WyomingAlbanyRock River.-106.01141.722134In turf tufts on loamy meadow knolls. Phenology: flowering & fruiting.RMRM345135 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.217J. Scott Peterson D. H. Wilken1983621172U.S.A.WyomingSweetwaterCa 4 mi N of Powderwash, Moffat County, Colorado.-108.344141.01152042Forming dense mats on sandy soil beneath Juniperus. Phenology: fruiting.RMUSFS401520 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.244James Blackhall192393246U.S.A.WyomingCarbonHayden National Forest [Medicine Bow National Forest]: Rocky Mountain Hwy ( Wyo Hwy 230), 4 mi N of Saratoga.-106.793941.5052042Widely scattered on southwest exposure sandy loam sagebrush. Phenology: flowering.RMRM274126 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.346James T. Nichols1962515135U.S.A.WyomingWashakieW of Worland, on the lower part of the Fifteenmile drainage area.-108.006244.0721125013105-9 inch precipitation zone, Willwood Formation. Phenology: fruiting.RMRM262402 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.162bJean Finzel1959524144U.S.A.WyomingLaramie7 mi W of Cheyenne; 1 mi N of U.S. Hwy 30.-104.960241.09931829Shortgrass prairie. Phenology: flowering & fruiting.RMRM262404 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.182Jean Finzel1959529149U.S.A.WyomingAlbany10 mi W of Laramie; 0.5 mi N of Wyo Hwy 130.-105.775341.3112240Mixed grass prairie. Phenology: flowering & fruiting.RMRM219732 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.528John F. Reed Mildred S. Reed1947627178U.S.A.WyomingLaramieBig Hollow, W of Laramie.-105.861841.28272225Common in the grassland. Phenology: vegetative only.RMRM610251 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.39Joshua J. Fraley1995613164U.S.A.WyomingFremontRolling sagebrush hills along the base of Beaver Rim.-108.179542.718Phenology: flowering.RMRM260426 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24V. June Wetherell Jean Finzel195968159U.S.A.WyomingFremontBeaver Hill: ca 32 mi SE of Lander on U.S. Hwy 287.-108.296842.58591951Dry chalky hillside. Phenology: fruiting.RMRM398878 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1Karin M. Guernsey198761152U.S.A.WyomingLaramiePine Bluffs, SE of Rest Area on top of bluffs, 0.8 air mi SW of Pine Bluffs.-104.075241.18181600Ponderosa pine, grassland ecotone. Phenology: fruiting.RM962026 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8Linda Shoemaker Mari Combs199262154U.S.A.WyomingAlbanyMedicine Bow Mountains: Red Mountain and vicinity: hills below Red Mountain cliffs, ca 5.9 air mi SE of Jelm Mountain.-105.9277841.023332408Sagebrush flat on approach to ridge, red sandy clay. Phenology: fruiting.RMRM368028 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.290Mont E. Lewis1954618169U.S.A.WyomingTetonCoal Mine Draw.-110.297543.57642256Phenology: fruiting.RMRM726803 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.274Patricia P. Douglas C. A. Popolizio, R. M. Smith1995616167U.S.A.WyomingPlatteCamp Guernsey: near Sam Draw, ca 3.2 km W of Webb Canyon Road (Wyo Hwy 270).1554Common in pine/juniper woodland uplands on gentle to moderate slopes of duff interspersed sandstone cobble wiith Haplopappus acaulis, Juniperus scopulorum, Pinus ponderosa, and Ribes spp. Phenology: flowering & fruiting.RMRM311165 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18Robert E. Pfadt1940523144U.S.A.WyomingConverseDouglas, foothill area.-105.374442.761214631493Gravelly soil. Phenology: fruiting.RMRM293393 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.52R. E. Ries D. W. Sabinske1973621172U.S.A.WyomingCampbellNorth Prong of Thunder Creek.-105.289343.68591442Sandy, Maysdorf and Pugsley Series upland sagebrush grass, big sagebrush, Blue grama, Needleandthread, plains pricklypear. Phenology: fruiting.RMRM391462 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.47Robert J. Hill197369160U.S.A.WyomingAlbanySand Creek: along the Colorado border near Camel Rock; castle Rock and the weird wind erosions.-105.755341.00992317Common. Phenology: flowering & fruiting.RMRM316765 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3Ray A. Christensen197961152U.S.A.WyomingSweetwaterCa 13 air mi SW of Pilot Butte; ca 4 air mi SSW of Green River.-109.493441.4794Shallow loamy sagebrush-grassland with Artemisia spp., Phlox hoodii, Agropyron spicatum, and Poa sandbergii. Phenology: flowering & fruiting.RMRM610258 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9185Richard W. Scott1993518138U.S.A.WyomingFremontBeaver Rim on the Splitrock Formation.-108.179542.61532054Phenology: flowering & fruiting.RMRM733721 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9600Richard W. ScottU.S.A.WyomingFremontBighorn Dolomite, E of west fork of Long Creek, E of Beaver Rim.2119Windswept ridgetop on Bighorn Dolomite. Phenology: fruiting.RMRM702935 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8633Robert D. Dorn200159129U.S.A.WyomingHot SpringsCa 2 mi SW of Kirby.-108.199543.78251310Rocky hills with Artemisia, Chrysothamnus. Phenology: flowering & fruiting.RMRM171926 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.330Robert M. Muir1938616167U.S.A.WyomingFremontWind River Mountains.-109.099943.09161981Sandy loam grassland. Phenology: fruiting.RMRM334838 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1631Robert W. Lichvar1979521141U.S.A.WyomingNatrona2 mi N of Garfield Peak.-107.215242.80031981Frequent on rocky slopes with Zigaderus venenosus, Astragalus. Phenology: flowering & fruiting.RMRM340771 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.13752Sherel Goodrich1980430121U.S.A.WyomingFremontAlong Hwy. 287, 11 mi NW of Muddy Gap, 10 mi E of Jeffery City.-107.494542.4821890Sandy soil. Phenology: flowering.RMRM538566 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.22439Sherel Goodrich1988419110U.S.A.WyomingSweetwater-109.608241.02071951Growing with scattered Utah juniper. Phenology: flowering.RMRM389698 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.23340Stanley L. Welsh198553123U.S.A.WyomingSweetwaterCa 32 mi NW of Green River.-109.834141.83751951Windswept ridgecrests in sagebrush. Phenology: flowering.RMRM309839 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.Steve Skelton1978517137U.S.A.WyomingConverseCa 40 air mi NW of Douglas, Hardy Project Uranium Mine.-105.628843.249515241554Growing in sandy loam soil in sagebrush-grassland. Phenology: flowering & fruiting.RMRM330819 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1504W. Carl Taylor1973712193U.S.A.WyomingPark10 mi N of Powell, along Wyo Hwy 295.-108.791644.89331493Sagebrush grassland. Phenology: fruiting.RMRM579432 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.12566Walter Fertig Jane Struttmann1992523144U.S.A.WyomingAlbanyFoothills of Medicine Bow Range: ridge on southern slope of Jelm Mountain, ca 3.5 air mi S of Woods Landing.-106.003641.067423782439Sandy-gravelly north facing grassy slope above open limber pine/aspen forest. Phenology: flowering.RMRM580129 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.12937aWalter Fertig199278190U.S.A.WyomingHot SpringsOwl Creek Mountains: Mount 9306, ca 39.5 air mi W of Thermopolis.-108.982743.648426822835Wind-blasted limestone talus field just N of summit; cushion plant community, resembling alpine tundra. Phenology: flowering & fruiting.RMRM602093 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.13495Walter Fertig1993515135U.S.A.WyomingCarbonNorth Platte River Valley: Haystack Mountains: Cheyenne Ridge ca 3/4 mi NW of Wyo Hwy 351 on west side of Seminoe Reservoir.-106.933242.067820122042Wyoming big sagebrush/greasewood community on sandy-silty flats at base of ridge. Phenology: flowering.RMRM602095 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.13545Walter Fertig1993521141U.S.A.WyomingNatronaPlatte River Valley: Alcova Reservoir, Cottonwood Creek Campground, ca 2 air mi SW of Alcova.-106.747442.525817071737Open, sandy-gravelly soil at base of sandstone outcrop on slopes E of reservoir. Phenology: fruiting.RMRM602567 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.13693Walter Fertig1993528148U.S.A.WyomingFremontSweetwater River Valley: ruts in two track road along section-line fence on north side of Sweetwater River, ca 5 air mi SW of U.S. Hwy 287. TNC Sweetwater Preserve.-108.296842.48322018Cushion plant community with scattered sagebrush on south-facing slopes and summit of siltstone ridge. Phenology: flowering & fruiting.RMRM602068 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14665Walter Fertig1994514134U.S.A.WyomingFremontEast Slope Wind River Range: Red Canyon Rim, on east side of county road, ca 1 1/4 mi W of Wyo Hwy 28.-108.648742.67417681798Redbeds of Chugwater Formation in rocky draw and summit flats with mixed Wyoming big sagebrush and Utah juniper. Phenology: flowering & fruiting.RMRM602067 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14734Walter Fertig Jane Struttmann1994528148U.S.A.WyomingSweetwaterRed Desert Basin: adjacent to County Road, ca 7 air mi ESE of Freighter Gap.-108.752442.00122103Stabilized sand dune with Poa secunda, Artemisia spinescens. Phenology: flowering & fruiting.RMRM603231 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15010Walter Fertig1994711192U.S.A.WyomingSubletteWest Slope Wind River Range: Kendall Warm Springs, on east side of Green River, ca 30 air mi NNW of Pinedale.-110.018943.285223782408Grassland on sandy-gravel terraces with Artemisia tridentata var. vaseyana and Danthonia/Festuca. Phenology: fruiting.RMRM632758 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16097Walter Fertig1995725206U.S.A.WyomingAlbanyLaramie Range: ca 0.5 mi NE of Hermosa Siding (along Union Pacific Railroad) along County Road 222, ca 2 mi NE of Tie Siding.-105.469641.09572439Artemisia tripartita-Muhlenbergia filiculmis community on rolling plains of coarse, pink Sherman granite with scattered granite boulders and outcrops. Phenology: flowering & fruiting.RMRM615107 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16482Walter Fertig199663155U.S.A.WyomingFremontSweetwater River Plateau: Granite Mountains: northwest end of West Sage Hen Rocks between West Sage Hen Creek and the Agate Flat Road, ca 16 air mi NE of Jeffrey City.-107.573142.642320422082Northeast-southwest trending ridges of sandy siltstone; cushion plant community with scattered Artemisia tridentata var. wyomingensis and Oryzopsis hymenoides. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16499Walter Fertig199664156U.S.A.WyomingFremontNorthwest Wind River Basin: Dubois badlands, ridge on north side of Pease Draw, ca 1 air mi W of the East Fork Wind River, ca 7 air mi E of Dubois.-109.480143.53322252286Bunchgrass-cushion plant community on ridgeline and east facing slopes of brownish sandy-clay with abundant surface gravel.RMRM615173 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16499Walter Fertig199664156U.S.A.WyomingFremontNorthwest Wind River Basin: Dubois badlands, ridge on north side of Pease Draw, ca 1 air mi W of the East Fork Wind River; ca 7 air mi E of Dubois.-109.480843.533222252286Bunchgrass-cushion plant community on ridgeline and east facing slopes of brownish sandy-clay with abundant surface gravel. Phenology: fruiting.RMRM709242 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19583Walter Fertig2001617168U.S.A.WyomingAlbanyLaramie Range: north side of Wyo Hwy 210 (Happy Jack Road) on north side of Brush Creek, ca 1.5 mi W of Laramie County and 2 mi E of Twin Mountain.-105.297741.196223782393Grassy ledge on Sherman Granite knob. Soil loamy, thin. Site dominated locally by Carex filifolia, Koeleria macrantha, and Potentilla fissa. Phenology: fruiting.RMRM365083 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19William C. Edwards198363154U.S.A.WyomingLaramieCampus of Laramie County Community College: SE of Cheyenne.-104.783141.10641859Short grass prairie. Phenology: fruiting.RMRM346656 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.28William C. Edwards1979522142U.S.A.WyomingLaramieLaramie Mountains: ca 22.5 air mi W of Cheyenne; ca 3.5 air mi NE of Buford.-105.244641.15082301Short grass and open ponderosa pine forest communities with several small stream. Phenology: flowering.RMUSFS401519 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.527William M. Johnson1966620171U.S.A.WyomingFremontBeaver Rim.-108.277342.60062439Gentle east exposure in sagebrush grass. Phenology: fruiting.RMRM610258 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9185Richard W. Scott1993518138U.S.A.WyomingFremontBeaver Rim on the Splitrock Formation.-108.179542.61532054Phenology: flowering & fruiting.RMRM299264 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1719Ronald L. Hartman196854125U.S.A.WyomingAlbanyLaramie Range: Sybille Game and Fish Department Experimental Area.-105.379241.76122073Common on dry rocky ridge. Phenology: flowering.RMRMRS156 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.509Charles P. Pase195662154U.S.A.South DakotaPenningtonBlack Hills (off forest) National Forest: Rapid City; School of Mines Campus-103.207544.0739975Phenology: fruiting.RMRM758417 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.67388Ronald L. Hartman200068160U.S.A.ColoradoJacksonNorth-central Colorado: North Park: Mansfield Draw, junction of County Road 6 and BLM Road 2504, ca 5 air mi W of Cowdrey.-106.421740.864725002560Sagebrush slopes, semibarren areas, roadside. Phenology: fruiting.RMRM833095 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.736David Scott Geneva Chong2006619170U.S.A.WyomingTetonGrand Teton National Park and Vicinity: Jackson Hole: near Gros Ventre Junction, ca 4 air mi S of Moose; ca 9 air mi NNE of Jackson.-110.700943.59842000Area burned in 2003 wildfire. Phenology: fruiting.RMUSFS475017 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1C. M. Hubbard191451121U.S.A.South DakotaHardingCuster National Forest.914Sandy soil. Sioux collection no. 44. Phenology: flowering & fruiting.RMUSFS430863 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.509Charles P. Pase195667159U.S.A.South DakotaPenningtonBlack Hills National Forest: Rapid City: School of Mines Campus.-103.207244.07239755 percent northeast slope; clay soil; mixed prairie; dry plains and prairie distribution; Bouteloua gracilis and Stipa comata association. Phenology: flowering & fruiting.RMRM106227 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.522Henry Lee1925419109U.S.A.South DakotaPenningtonRapid City.-103.222144.07489691039Phenology: flowering & fruiting.RMRM111231 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1034Herman E. Hayward1927617168U.S.A.South DakotaMeadeSturgis.-103.518544.408810301109Red foothills; grass association; xero-mesophytic. Phenology: flowering & fruiting.RMRM111231 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1540Herman E. Hayward1927627178U.S.A.South DakotaCusterBuffalo Gap.-103.312443.49239751067Red foot hills; grass and xero-mesophytic association. Phenology: flowering & fruiting.RM790456 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.644bBeth Ward1996616168U.S.A.WyomingCarbonSouth-central Wyoming: Sierra Madre: Hell Canyon off Green Ridge, ca 1 air mi E of Savery Creek, ca 41 air mi S of Rawlins; ca 20 air mi NE of Baggs; ca 3.5 air mi SW of Tullis.-107.336541.185422862347Shallow swale. Phenology: flowering & fruiting.RMRM365528 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9480Hollis Marriott1985521141U.S.A.South DakotaCusterJewel Cave National Monument: ridge S of Lithograph Canyon.-103.826543.72671646Open southwest facing slope in ponderosa pine forest. Phenology: flowering & fruiting.RMRM365529 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9507Hollis Marriott1985522142U.S.A.South DakotaCusterJewel Cave National Monument: ridge N of U. S. Hwy 16.-103.830743.73771707South facing slope with scattered mountain mahogany, small pines; on rocky limestone soil. Phenology: flowering & fruiting.RMRM604475 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18K. A. Fagerstone197459129U.S.A.South DakotaPenningtonBuffalo Gap National Grassland: 5 mi E of Imlay.-102.305543.715780Prairie dog town. Abundant locally. Phenology: flowering & fruiting.RMRM604475 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.K. A. Fagerstone197459129U.S.A.South DakotaPenningtonBuffalo Gap National Grassland: 5 mi E of Imlay.-102.305543.715780Prairie dog town; abundant locally. Phenology: flowering & fruiting.RMUSFS430856 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.71Keith Evans1965513133U.S.A.South DakotaJonesFort Pierre National Grassland.-100.381244.0366652On 10% east slope; Pierre shale; grassland type with Agropyron smithii, and Bouteloua gracilis associaiton. Elev more likely 2140 f (+/-) (USGS 7.5) G. Bryson Phenology: flowering & fruiting.RMUSFS430833 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5Louis W. Shevling1913529149U.S.A.South DakotaHardingCuster National Forest: Short Pine Division.-103.828345.39871036Yellow clay soil; north, south, east, and west exposures and on plains and mesa. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1066Amy J. Roderick1997623174U.S.A.WyomingAlbanyLaramie Range: along Palmer Canyon or County Road 721, ca 10.7 air mi S of Garrett; ca 24.6 air mi NE of Rock River.-105.615541.951222342298Cushion community on flat top of limestone ridge. Phenology: fruiting.RMRM122783 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18767W. H. Over193879190U.S.A.South DakotaHardingCave Hills.-103.502645.81138531067Phenology: flowering & fruiting.RMRM171953 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2384Alan A. Beetle1938423113U.S.A.ColoradoLarimerNear Virginia Dale.Dry gravelly soil in meadow. Phenology: flowering & fruiting.RMRM540780 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3637Betsy E. Neely198672183U.S.A.ColoradoLarimerPhantom Canyon Ranch: North Fork Cache La Poudre River: 0.75 mi S of Halligan Lake Dam.-105.333840.8648Along river bank with Betula occidentalis and Alnus. Phenology: flowering.RMRM540754 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5119Betsy E. Neely1988610162U.S.A.ColoradoYumaBreaks S of Arikaree River; 1 air mi SES of Black Wolf Lake and Arikaree River. Beecher Island NW Quad.-102.137539.88361097Ogalalla Formation white conglomerate overlain by fine soils. Phenology: flowering.RMRM339950 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1624Barry C. Johnston Pete Lucas1978531151U.S.A.ColoradoWeldPawnee National Grassland: ca 1.7 mi SE of E most Chalk Bluff in the valley; ca 10 mi E of Rockport.South-facing gravelly bench and slope; white clay slope from mudstone with prominent erosion pavement from conglomerate that once capped this ridge. Phenology: fruiting.RMRM105268 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.177Earl Lynd Johnston1926524144U.S.A.ColoradoWeldNW of Grover.Phenology: fruiting.RMUSFS430861 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.23549Frederick J. Hermann1971520140U.S.A.ColoradoWeldKeota: 10 mi NE.Gravelly arroyo in prairie. Phenology: fruiting.RMRM157363 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1970George E. Osterhout1899511131U.S.A.ColoradoWeldNew Windsor: SE.Bluffs. Phenology: fruiting.RMRM157364 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4688George E. Osterhout1912525146U.S.A.ColoradoLarimerS of Ingleside.Phenology: fruiting.RMRM157366 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5214George E. Osterhout1915525145U.S.A.ColoradoGrandKremmling.Phenology: fruiting.RMRM84358 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5214George E. Osterhout1915525145U.S.A.ColoradoGrandKremmling.Phenology: fruiting.RMRM312493 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.snGeorge E. Osterhout193652123U.S.A.ColoradoWeldWindsor.Phenology: fruiting.RMUSFS430841 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.808H. W. Springfield1960815228U.S.A.New MexicoRio ArribaSanta Fe National Forest: Mesa Alta.-106.695336.21182439Pinyon and juniper woodland on 10% south exposure in silt loam with Bouteloua gracilis, Sitanion hystrix and Artemisia tridentata. Phenology: flowering & fruiting.RMRM93483 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3257Ira W. Clokey E. Bethel191968159U.S.A.ColoradoJeffersonClear Creek.1600Hill tops. Phenology: fruiting.RMRM144438 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4040Ira W. Clokey1921510130U.S.A.ColoradoJeffersonArvada.1665Dry hillside. Phenology: fruiting.RMRM88131 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4040Ira W. Clokey1921510130U.S.A.ColoradoJeffersonArvada.1665Dry hillside. Phenology: fruiting.RMUSFS430862 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.551Paul L. Ginter19415121U.S.A.ColoradoLarimerRoosevelt National Forest: Rist Canyon.-105.221240.63311615Occasional on plains on 5% southeast exposure in deep, silt loam. Phenology: flowering & fruiting.RMUSFS430843 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.N-86R. D. Nielson193686219U.S.A.ColoradoMoffatLittle Snake River: divide S of Powder Wash.1981Sagebrush and shadscale. Phenology: flowering & fruiting.RMRM734580 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18502William A. Weber R. C. Wittmann1993522142U.S.A.ColoradoElbertCedar Point Exit, just off U.S. Hwy 287, NW of Limon.Rolling short-grass hills. Phenology: fruiting.RMUSFS430842 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.622William M. Johnson1968528149U.S.A.ColoradoWeldCentral Plains.1371Shortgrass. Phenology: fruiting.RMRM315051 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15423William A. Weber J. Wingate1978617168U.S.A.ColoradoMoffatEscalante Hills: on road to Sand Wash and Dry Mountain; 5 mi E of junction with Hwy 318.2050Slopes on montane. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3839Amy J. Roderick1998521141U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: E of Wyo Hwy 487, ca 3.5 air mi E of Chalk Mountain on the northwestern rim of Shirley Basin.-106.403442.35412179Sandy-gravelly hills of sagebrush, grasses, and forbs. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3879Amy J. Roderick1998524144U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: Emigrant Gap Ridge E of County Road 202, ca 1 air mi N of Poison Spider bentonite pit; ca 12 air mi W of Casper.-106.568642.85841737Sagebrush-grassland with sandstone outcrops; Artemisia tridentata and Artemisia pedatifida common. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3985Amy J. Roderick1998525145U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: along County Road 210, ca 1 air mi W of Poison Spider Oil Field; ca 24 air mi W of Casper.-106.78542.85841768Rocky ridges of sagebrush-grassland. Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4058Amy J. Roderick1998527147U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: ca 4 air mi N of Horse Peak.-106.481342.41192152Sandy banks of pond; bordered on west side by Acer glabrum. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.57514Ronald L. Hartman Amy J. Roderick and Cherie Winner1997611162U.S.A.WyomingNatronaLaramie Range: County Road 403, ca 0.2 to 1.2 air mi W of Twin Buttes.-106.452542.540318591951Mudstone ridge towards buttes. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.57567Ronald L. Hartman Amy J. Roderick and Cherie Winner1997611162U.S.A.WyomingNatronaLaramie Range: County Road 403, ca 0.2 to 1.2 air mi W of Twin Buttes.-106.452542.540318591951Mudstone ridge towards buttes. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4215Amy J. Roderick1998530150U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: north side of Bessemer Mountain, ca 13.7 air mi SW of Casper.-106.550842.744317681920Calcareous slopes and red buttes of sagebrush and scattered Utah juniper. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.57717Ronald L. Hartman Timothy W. Chumley1997618169U.S.A.WyomingAlbanyLaramie Range: Wyo Hwy 34, ca 0.5-1.5 air mi NW of Plumbago Canyon turnoff.-105.527941.661921952286Sandy areas and sandstone with limestone at higher elevation. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.57805Ronald L. Hartman Timothy W. Chumley1997618169U.S.A.WyomingAlbanyLaramie Range: Morton Pass and N and NE to 0.7 air mi.-105.527941.691121952256Calcareous substrate with short strip of granite. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.58020Ronald L. Hartman1997621172U.S.A.WyomingAlbanyLaramie Range: headwaters of Pinto Creek, ca 9 air mi SW of Garrett.-105.751342.02421032195Sagebrush-grassland with granite outcrop and limestone leaching (?) from above. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.58056Ronald L. Hartman1997621172U.S.A.WyomingAlbanyLaramie Range: SW of Mule Creek crossing and along Mule Creek, ca 6 air mi SSE of Marshall.-105.819342.195221342164Sandstone and limestone caprock and adjacent flats, also along the creek. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.58169Ronald L. Hartman1997625176U.S.A.WyomingAlbanyLaramie Range: Flat Top, ca 4 air mi WNW of Morton Pass.-105.585741.705722252317Sandstone and shale on flank but mostly granitic boulder alluvial deposits. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.28995Ronald L. Hartman Stuart Markow199169160U.S.A.IdahoTetonTarghee National Forest: Big Hole Mountains: Horseshoe Creek just W of Forest boundary; ca 8 air mi W of Driggs.-111.27243.730919202134Slopes with mix of grass/forb communities with scattered patches of aspen, serviceberry, big sagebrush, and snowberry and grassy ridges.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.58531Ronald L. Hartman1997629180U.S.A.WyomingAlbanyLaramie Range: ca 8 air mi NW of Wheatland Reservoir No. 3.-105.770742.009421642195Calcareous slope with limber pine. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4302Amy J. Roderick199862153U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: S of Dry Creek or County Road 321, ca 7.4 air mi NW of junction with Wyo Hwy 220.-107.199642.613220122103Granite outcrops with scattered Juniperus scopulorum and Pinus flexilis. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.10568Stuart Markow1992810223U.S.A.IdahoClarkTarghee National Forest: Centennial Mountains: along Continental Divide, ca 18.5 air mi NW of Island Park.-111.70744.553629262987Ridgetop with mostly grasses and low forbs, and scattered patches of Picea engelmannii and Pinus.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3709B. A. Packer T. McGowan and T. Freeman1998630181U.S.A.WyomingPlatteLaramie Range: ca 6 road mi from Glendo on County Road 614.-105.117942.442613711524Along roadside and in canyons. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9479Stuart Markow1992715197U.S.A.IdahoFremontTarghee National Forest: Henrys Lake Mountains: above West Targhee Creek, ca 12 air mi NW of West Yellowstone, Montana.-111.387244.700428962957Open ridge dominated by forbs and grasses with scattered patches of Pinus albicaulis.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4511Amy J. Roderick199866157U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: E of County Road 407, ca 3 air mi SE of Alcova.-106.688442.54031737Barren, gravelly, calcareous slope with cushion plants and scattered forbs. Phenology: flowering.RM790455 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37993B. E. Nelson Beth Ward1996610162U.S.A.WyomingCarbonSouth-central Wyoming: Sierra Madre: along the Continental Divide above McCarty Canyon off McCarty Canyon or County Road 503, ca 27 air mi S of Rawlins; ca 29 air mi NE of Baggs.-107.298441.388424082487Mountain shrub community on steep, stony slopes. Phenology: flowering & fruiting.RMRM790456 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.644bBeth WardU.S.A.WyomingCarbonSouth-central Wyoming: Sierra Madre: Hell Canyon off Green Ridge, ca 1 air mi E of Savery Creek, ca 41 air mi S of Rawlins; ca 20 air mi NE of Baggs; ca 3.5 air mi SW of Tullis.22862347Shallow swale. Phenology: flowering & fruiting.RMRM798731 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5515Beth Ward1997617168U.S.A.WyomingSweetwaterSouth-Central Wyoming: rolling buttes and juniper draws draining to North Fork Powder Wash, ca 3 air mi W of Powder Mountain; ca 32 air mi W of Baggs.-108.287141.040521552204Rocky, north-facing slope. Phenology: flowering & fruiting.RMRM798730 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5541Beth Ward1997617168U.S.A.WyomingSweetwaterSouth-Central Wyoming: hills and draws, ca 1 air mi S of Powder Rim; ca 2 air mi E of Powder Mountain; ca 26 air mi W of Baggs.-108.17341.040521582213Sandy area between rocks, sagebrush. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4766Jean Wood Linda Swartz199668160U.S.A.WashingtonFerryWestern Colville National Forest and Vicinity: Gibraltar Mountain, ca 1 air mi SE of Republic.-118.68448.61969751158Creek and lakeside through mixed forest to open basaltic balds and ridge tops. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7697Jean Wood Kathy Ahlenslager199758128U.S.A.WashingtonStevensWestern Colville National Forest and Vicinity: Columbia River shore at Old Keltte Falls; due W of Locust Grove Picnic Area.-118.114448.5906853Sandy, low shore, above high water mark, under ponderosa pine with Crataegus douglassii. Phenology: flowering & fruiting.RMRM1018414 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.26985Ronald L. Hartman1990710191U.S.A.WyomingSubletteWyoming/Salt River Ranges: Wyoming Range: Willow Creek Drainage: Ramshorn Peak; ca 11 air mi SE of Hoback Junction.-110.682543.214730483140Subalpine/alpine meadow with limestone and some shale and red beds.RMRM1012007 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.33330Ronald L. Hartman Bruce Embury1992625177U.S.A.WyomingSubletteGreen River Basin: above North Cottonwood Creek; ca 11 mi WSW of Daniel Junction.-110.283642.843922982335Sandy slopes with outcrops of sandstone. Phenology: flowering & fruiting.RMRM614177 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37278Ronald L. Hartman1993520140U.S.A.WyomingSubletteUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: northeast end of Cretaceous Mountain; ca 12 air mi ENE of U.S. Hwy 189 and Wyo Hwy 235 junction.-110.316142.441423172500Sandstone outcrops and sandy slopes with big sagebrush on lower slopes, mountain mahogany on ridge and upper slopes, and some areas of sedge meadow on more calcareous substrate. Phenology: flowering.RMRM614159 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37351Ronald L. Hartman1993520140U.S.A.WyomingLincolnUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: ca 2 air mi WSW of La Barge just N of Wyo Hwy 235.-110.210842.253620422088Sandy slopes and bench with sagebrush on slope and scattered cushion plant communities. Phenology: flowering & fruiting.RMRM614158 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37378Ronald L. Hartman1993520140U.S.A.WyomingSubletteUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: ca 9.5 air mi NNW of La Barge.-110.237542.384421952280Sandstone outcrops and sandy slopes with some limestone. Phenology: flowering.RMRM614157 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37721Ronald L. Hartman1993525145U.S.A.WyomingLincolnUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Hogsback Ridge, south end; ca 3 air mi SW of Calpet.-110.3142.267824392500Limestone outcrops and calcareous, gravely slopes and ridges. Phenology: flowering.RMRM614156 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37756Ronald L. Hartman1993525145U.S.A.WyomingSubletteUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Hogsback Ridge, 5 mi NW of Calpet.-110.314742.325825002652Limestone outcrops and gravelly slopes and ridges with some areas of sandy redbeds. Phenology: flowering.RMRM614155 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37816Ronald L. Hartman1993525145U.S.A.WyomingSubletteUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Hogsback Ridge, ca 8 air mi NW of La Barge.-110.332842.296925422597Calcareous, gravelly slopes. Phenology: flowering & fruiting.RMRM614154 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37859Ronald L. Hartman1993526146U.S.A.WyomingSubletteUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: ca 9.5 air mi W of junction U.S. Hwy 189 and Wyo Hwy 235.-110.30542.48522372256Sandstone outcrops and sandy areas. Phenology: fruiting.RMRM614153 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.37899Ronald L. Hartman1993526146U.S.A.WyomingSubletteUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: ca 10.5 air mi W of junction U.S. Hwy 189 and Wyo Hwy 235.-110.324442.499422562378Sandstone caprock and sandy slopes. Phenology: flowering & fruiting.RMRM614152 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.38009Ronald L. Hartman1993526146U.S.A.WyomingSubletteUpper Green River Basin: Cretaceous Mountain/Hogsback Ridge area: Big Mesa, south end; ca 7 air mi NW of La Barge.-110.27542.340824352439Limestone cobble and rimrock. Phenology: flowering & fruiting.RMRM385716 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.10806B. E. Nelson1984626178U.S.A.WyomingFremontWind River Basin: ca 1.6 air mi NE of Dubois.-109.601143.54442195Red and gray banded badlands with nearly barren slopes and grassy flats. Phenology: fruiting.RMRM930656 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15050B. E. Nelson Erik Nelson1988531152U.S.A.WyomingParkBighorn Basin: along McCullough Peak Road above West Branch Whistle Creek, ca 2.5 air mi NE of McCullough Peak, ca 16.5 air mi S of Powell.-108.744244.6008314321463Limestone rubble covered Bouteloua-Carex benchland.RMRM930655 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15097B. E. Nelson Erik Nelson1988531152U.S.A.WyomingParkBighorn Basin: along Whistle Creek Road at Gilmore Hill, ca 7.5 air mi ESE of McCullough Peak, ca 15.5 air mi SSE of Powell.-108.643144.542814631524Sandy or sandy clay slopes among sandstone outcrops between uplands and badlands.RMRM930654 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15160B. E. Nelson Erik Nelson198862154U.S.A.WyomingParkBighorn Basin: between Big Sand Coulee and Polecat Bench, 9.5 air mi WNW of Powell, ca 6 air mi NW of Ralston.-108.946444.789714021463Sandy flats of Bouteloua-Carex with scattered patches of Artemisia.RMRM317753 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1538B. E. Nelson1978531151U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 21 air mi N of Guernsey on Wyo Hwy 270.-104.684242.57421631Abundant, forming much of the ground cover. Phenology: flowering & fruiting.RMRM930653 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15395B. E. Nelson Erik Nelson198866158U.S.A.WyomingParkBighorn Basin: Polecat Bench, ca 7 air mi NNW of Powell.-108.824244.8338914631524Flats of the bench.RMRM317754 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1576B. E. Nelson197861152U.S.A.WyomingNiobraraSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 12.5 air mi WNW of Manville, ca 20.5 air mi WNW of Lusk.-104.835942.85251631In loamy clay of upland grassland with Besseya wyomingensis, Zigadenus venenosus, and Poa. Common. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20657B. E. Nelson Robin Jones199165156U.S.A.WyomingHot SpringsBighorn Basin: Padlock Rim, along a tributary of South Fork Coal Draw, ca 12 air mi NW of Thermopolis.-108.425243.737815241628Sandy slopes, flats, and rough breaks with juniper and limber pine.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20756B. E. Nelson Robin Jones199166157U.S.A.WyomingHot SpringsBighorn 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.-108.5986143.8819416611682Sandstone outcrop in rolling sagebrush-grassland.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20808B. E. Nelson Robin Jones199167158U.S.A.WyomingHot SpringsBighorn Basin: ridge between Sand Draw and Cottonwood Creek just W of Wyo Hwy 120, ca 5 air mi NE of Hamilton Dome, ca 18 air mi NW of Thermopolis.-108.483343.809215541615Rough breaks of sandstones, mudstones, shales, coal, carboniferous shales, and associated soils.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20904B. E. Nelson Robin Jones199168159U.S.A.WyomingHot SpringsBighorn Basin: above Red Canyon across from Minnesela Slope, ca 4.5 air mi SW of Thermopolis.-108.285543.608116461676Stony ridge with scattered juniper.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20963B. E. Nelson Robin Jones199169160U.S.A.WyomingHot SpringsBighorn Basin: hills along Wagonhound Creek W of Wagonhound Bench, ca 6 air mi WNW of Hamilton Dome, ca 26 air mi NW of Thermopolis.-108.682543.809217371829Stony sandy clay slopes at lower level of rough breaks.RMRM962025 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.22081B. E. Nelson Linda Shoemaker1992521142U.S.A.WyomingAlbanyMedicine Bow Mountains: Red Mountain and vicinity: flats NNE of Red Mountain; ca 27 air mi SW of Laramie.-105.927841.02332378Phenology: fruiting.RMRM333849 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2706B. E. Nelson1979527147U.S.A.WyomingJohnsonPowder River Basin: ca 19 air mi NNE of Linch, ca 28.5 air mi NE of Kaycee, above Big Willow Creek on Iragaray Ranch.-106.1191743.87311371Common on west aspect of upland grassland in sandy clay with Oxytropis and Artemisia pedafida. Phenology: flowering & fruiting.RMRM1009642 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2820B. E. Nelson Ronald L. Hartman197963154U.S.A.WyomingSweetwaterWashakie Basin: Powder Rim, ca 7.3 road mi N of Baggs on Wyo Hwy 789 then ca 28.1 road mi WSW on BLM roads, ca 10.7 road mi SW of Sand Creek bridge, ca 44 air mi S of Wamsutter.-108.030441.03411981On calcareous flat. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4899Amy J. Roderick Frank Blomquist1998615166U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Seminoe Mountains: School Creek, ca 1.7 air mi NW of Bradley Peak; ca 5.2 air mi E of Ferris townsite.-107.084942.180721952225Sandy hillside with small rock outcrops; sagebrush-grassland. Phenology: flowering & fruiting.RMRM349461 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5239B. E. Nelson198068160U.S.A.WyomingJohnsonBig Horn Mountains: Elgin Park, ca 11.5 air mi SW of Buffalo.-106.871744.24422317Mountain park. Phenology: flowering & fruiting.RMRM349460 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5429B. E. Nelson1980611163U.S.A.WyomingBig HornBig 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.-108.0977844.93531829Stony grassy slopes. Phenology: fruiting.RMRM385715 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1281Gael Fonken Ronald L. Hartman1981626177U.S.A.WyomingNatronaWind River Basin: Rattlesnake Mountains: Burnt Wagon Draw and north slope of range.-106.908642.74312073Limber pine covered north slope with drainages and open slopes and flats. Phenology: fruiting.RMRM372681 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6120Hollis Marriott1984516137U.S.A.WyomingWestonBlack Hills: U.S. Hwy 16 just W of South Dakota, ca 9.5 air mi SE of Newcastle.-104.049743.7631371Mountain mahogany scrub on ridgetop and northeast facing slope, rocky soil (Minnekahta limestone). Phenology: flowering & fruiting.RMRM385732 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4129June Haines1985611162U.S.A.WyomingFremontWind River Basin: west side of Ocean Lake; Longpoint Peninsula.-108.626443.178515951603Shaley sagebrush slopes and hilltops. Phenology: flowering & fruiting.RMRM385731 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4215June Haines1985618169U.S.A.WyomingFremontWind River Basin: Gas Hills Mining District; ca 4.2 air mi SSW of intersection of Gas Hills Road (Wyo Hwy 136) with Ore Road (main road through GHMD).-107.632142.744320972118Sagebrush grassland. Phenology: flowering & fruiting.RMRM385730 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4273June Haines1985621172U.S.A.WyomingFremontWind River Basin: Gas Hills Mining District; ca 2.5 air mi E of the intersection of Gas Hills Road (Wyo Hwy 136) and Ore Road (main road through GHMD).-107.571842.814719752042Rocky hillsides and hilltops. Hog Heaven, by camp road. Phenology: fruiting.RMRM385729 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4615June Haines198572183U.S.A.WyomingCarbonGranite Mountain Uplift: ca 5 mi N of the Ferris Mountains, along Little Cherry Creek, ca 6 air mi E of Muddy Gap Junction (Three Forks).-107.33842.36861890Sagebrush slopes and hilltops. Phenology: fruiting.RMRM385728 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4776June Haines1985710191U.S.A.WyomingNatronaWind River Basin: Cedar Ridge, ca 13 air mi NNW of Hiland.-107.43143.293218592081Sagebrush-juniper slopes. Phenology: vegetative only.RMRM385727 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5065June Haines Georgia Haines1985727208U.S.A.WyomingFremontSoutheast edge of Trail Lake at inlet of Torrey Creek, ca 8.2 air mi SSE of Dubois; ca 6.9 mi S on Trail Lake Road.-109.545843.43452256Sagebrush grassland. Phenology: fruiting.RMRM385725 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5348June Haines Georgia Haines198584216U.S.A.WyomingFremontSweetwater Rocks, ca 8 air mi ENE of Jeffrey City.-107.671442.496619512073Sagebrush grassland. Phenology: fruiting.RMRM385724 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5916June Haines1986519139U.S.A.WyomingNatronaCa 6 air mi N of Arminto.-107.252943.264720122036Ravine below Pinus flexilis-covered slopes. Phenology: fruiting.RMRM385723 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5931June Haines1986520140U.S.A.WyomingFremontEdge of Moneta Hills (badlands), ca 3 3/4 air mi NNE of Moneta.-107.708143.207617161746Sagebrush grassland. Phenology: fruiting.RMRM385722 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5987June Haines1986530150U.S.A.WyomingFremontEdge of Government Meadows, ca 4.5 air mi NNE of Sweetwater Station.-108.160642.599920152057Sandy sagebrush grassland. Phenology: fruiting.RMRM385721 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6007June Haines Georgia Haines198661152U.S.A.WyomingNatronaE-K Creek, ca 7.5 air mi NNE of Arminto.-107.213343.278919872012Sagebrush grassland on red soil. Phenology: fruiting.RMRM385720 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6045June Haines Georgia Haines198661152U.S.A.WyomingNatronaE-K Creek, ca 7.5 air mi NNE of Arminto.-107.213343.278919872012Red, sandy soil in rocky area. Phenology: fruiting.RMRM385719 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6369June Haines1986613164U.S.A.WyomingFremontSweetwater Rocks: Cranner Rock, ca 14 3/4 air mi ESE of Jeffrey City.-107.553442.452919141945Sandy soil at base of granite outcrop. Phenology: fruiting.RMRM385718 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6441June Haines Georgia Haines1986614165U.S.A.WyomingFremontGranite Mountain Uplift: top of Beaver Rim: Devils Gap, ca 7 air mi NNW of Sweetwater Station.-108.258342.629220732164South facing slope. Phenology: flowering & fruiting.RMRM385717 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6856June Haines1986627178U.S.A.WyomingFremontTop of Beaver Rim: SW of Devils Gap, ca 6.5 air mi NNW of Sweetwater Station.-108.258342.614621032256Sandy soil at edge of rim. Phenology: flowering & fruiting.RMRM931617 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11177Keith H. Dueholm Ronald L. Hartman1981527147U.S.A.WyomingWashakieBighorn Basin: above South Fork Fifteenmile Creek, ca 23 air mi W of Worland.-108.4366744.013891463Badlands above creek, highly eroded clay and shale slopes, rocky slopes with sandstone, hard clay flats below slopes; slopes.RMRM930459 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11253Keith H. Dueholm Ronald L. Hartman1981528148U.S.A.WyomingHot SpringsOwl Creek/Bridger Mountains: Bridger Mountains: ca 11 air mi E of Thermopolis.-108.026943.65317071768Tilted beds of Chugwater sandstone, gypsum, sandy and rocky slopes, shaley slopes, rolling plains above with sagebrush; rocky slope.RMRM323829 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1234Keith H. Dueholm Ronald L. Hartman1978522142U.S.A.WyomingCampbell[location and coordinates withheld]1371Dry plains. Phenology: flowering & fruiting.RMRM323830 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1234Keith H. Dueholm Ronald L. Hartman1978522142U.S.A.WyomingCampbell[location and coordinates withheld]1371Dry plains. Phenology: flowering & fruiting.RMRM323821 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1248Keith H. Dueholm Ronald L. Hartman1978522142U.S.A.WyomingCampbellPowder River Basin: Chalk Hills, ca 6.5 road mi S of Rozet.-105.195344.197781463Plains and breaks west of road; breaks. Phenology: flowering & fruiting.RMRM323828 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1264Keith H. Dueholm Ronald L. Hartman1978523143U.S.A.WyomingCampbell[location and coordinates withheld]1371Sagebrush plains - drier portions. Phenology: flowering & fruiting.RMRM323819 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1392Keith H. Dueholm Ronald L. Hartman1978525145U.S.A.WyomingCampbellPowder River Basin: ca 5.5 road mi N of Soda Wells.-105.3197244.70811158Sagebrush plains. Phenology: fruiting.RMRM323844 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1448Keith H. Dueholm Ronald L. Hartman1978526146U.S.A.WyomingCampbell[location and coordinates withheld]1158Rolling plains and rocky outcrop; open plains. Phenology: fruiting.RMRM323822 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1524Keith H. Dueholm Ronald L. Hartman1978527147U.S.A.WyomingCampbell[location and coordinates withheld]1463Dissected plains along permanent stream; plains. Phenology: flowering & fruiting.RMRM323843 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1584Keith H. Dueholm Ronald L. Hartman1978528148U.S.A.WyomingCampbellPowder River Basin: Pumpkin Buttes: North Butte.-105.955343.78641844Eroded rocky slopes on W face, rolling plains below, and plains at summit. Juniper and limber pine on slopes; open slopes. Phenology: flowering & fruiting.RMRM323853 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1625Keith H. Dueholm Ronald L. Hartman1978529149U.S.A.WyomingCampbell[location and coordinates withheld]1524Rolling plains and shallow drainage N of road; sagebrush plains. Phenology: flowering & fruiting.RMRM323842 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1679Keith H. Dueholm Ronald L. Hartman1978530150U.S.A.WyomingCampbell[location and coordinates withheld]1646Roadsides, right-of-way, plains; plains along right-of-way. Phenology: flowering & fruiting.RMRM323838 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1746Keith H. Dueholm Ronald L. Hartman197863154U.S.A.WyomingCampbellPowder River Basin: ca 18 air mi SSE of Reno Junction.-105.3343.54221463Sagebrush plains, and small pool of standing water; plains. Phenology: fruiting.RMRM323845 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1787Keith H. Dueholm Ronald L. Hartman197864155U.S.A.WyomingCampbell[location and coordinates withheld]1432Rolling plains, along highway and railroad right-of-ways; plains. Phenology: fruiting.RMRM323817 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1916Keith H. Dueholm Ronald L. Hartman197865156U.S.A.WyomingCampbell[location and coordinates withheld]1280Steeply eroded valley, sandy slopes, rock outcrops, slopes with ponderosa pine; sandy slope. Phenology: flowering & fruiting.RMRM323846 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2078Keith H. Dueholm197869160U.S.A.WyomingCampbellPowder River Basin: along Wyo Hwy 59, 4.7 mi N of Converse County.-105.452543.57111524Plains along right-of-way, ditch, open ground on road cut; plains. Phenology: fruiting.RMRM323818 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2174Keith H. Dueholm Ronald L. Hartman1978611162U.S.A.WyomingCampbell[location and coordinates withheld]1493Plains, streambanks, drying mud behind holding dam; plains. Phenology: flowering & fruiting.RMRM331701 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6286Keith H. Dueholm197961152U.S.A.WyomingJohnson[location and coordinates withheld]1432Rocky slopes. Phenology: flowering & fruiting.RMRM331730 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6304Keith H. Dueholm197962153U.S.A.WyomingSheridan[location and coordinates withheld]1097Rolling sagebrush plains. Phenology: flowering & fruiting.RMRM331704 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6445Keith H. Dueholm197964155U.S.A.WyomingJohnson[location and coordinates withheld]1585Sandy, rolling plains, draws; plains. Phenology: fruiting.RMRM331703 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6475Keith H. Dueholm197964155U.S.A.WyomingJohnson[location and coordinates withheld]14931524Sagebrush plains, draws, sandstone butte dominated by cercocarpus, and rocky, gravelly slopes; slopes. Phenology: fruiting.RMRM334029 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6575Keith H. Dueholm197965156U.S.A.WyomingJohnsonPowder River Basin: ca 7.5 air mi SE of Kaycee.-106.565243.62171432Sagebrush plain on clay, draws; plains. Phenology: fruiting.RMRM334048 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6717Keith H. Dueholm197967158U.S.A.WyomingSheridanPowder River Basin: hills above S R Creek, ca 8 air mi E of Wyarno.-106.596744.79891341Rocky slopes, scoria, sagebrush plains, mesic ravine; plains. Phenology: fruiting.RMRM331731 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6928Keith H. Dueholm1979610161U.S.A.WyomingNatrona[location and coordinates withheld]1524Sandstone outcrops with Cercocarpus ledifolius, ravines, sagebrush plain; plains. Phenology: fruiting.RMRM331702 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7784Keith H. Dueholm197975186U.S.A.WyomingNatronaPowder River Basin: Hells Half Acre, ca 5 air mi W of Powder River.-107.09543.04861829Bentonite badlands, slopes, drainages at bottom of slopes, sandy plains above; slopes. Phenology: fruiting.RMRM931619 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9359Keith H. Dueholm Ronald L. Hartman1980523144U.S.A.WyomingWashakieBighorn Basin: Castle Gardens; ca 6.5 air mi SW of Ten Sleep.-107.509243.95671524Wildly dissected sandstone outcrops, mesas, sandy sagebrush plains, with Juniperus osteosperma and Pinus; plains.RMRM931618 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9774Keith H. Dueholm Ronald L. Hartman1980530151U.S.A.WyomingParkBighorn Basin: Pappapau Buttes.-109.0455644.085319512012Sandstone buttes, outcrops with Juniperus scopulorum, Pinus flexilus, and Pseudotsuga, lower sagebrush slopes, sandy plains above ridges; plain.RMRM558508 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2672Robert S. Kirkpatrick1984620172U.S.A.WyomingFremontAbsaroka Mountains: ca 9 mi NE of Dubois, ca 2 mi NW of junction of East Fork Wind River and Bear Creek.-109.460243.60521642378Sagebrush grasslands (Artemisia tridentata var. wyomingensis) and limestone, shale and granite sand to boulders; dry sites. Phenology: fruiting.RMRM558509 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2860Robert S. Kirkpatrick1984623175U.S.A.WyomingFremontAbsaroka Mountains: ca 3 air mi NW of Dubois, west side of Tappan Creek in vicinity of junction with Butler Draw.-109.659443.57622560Ridge top, dry meadow with Carex; dry sites. Phenology: fruiting.RMRM558510 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3848Robert S. Kirkpatrick Ruth E. B. Kirkpatrick1984712194U.S.A.WyomingFremontAbsaroka Mountains: ca 10 air mi NE of Dubois, on the north end and in the vicinity of Black Mountain.-109.5243.648222862500Pseudotsuga menziesii and Pinus flexilis on limestone scree and talus with scattered rocky outcrops; dry open areas. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5162Amy J. Roderick1998616167U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: County Road 499, ca 1.5 road mi SE from Wyo Hwy 220; ca 8.5 air mi NE from Three Forks Junction.-107.279642.397518781884Chalky, sandy hills dominated by grasses and cushion plants. Phenology: flowering.RMRM1023853 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.10950Ronald L. Hartman Keith H. Dueholm1980522143U.S.A.WyomingWashakieBighorn Basin: Spring Creek Road 6.7 mi E and S of junction with Wyo Hwy 434.-107.313143.90461524Sandstone capped mesa with Juniperus osteospermum, J. scopulorum, Cercocarpus ledifolius, and Artemisia tridentata; sandy top of mesa. Phenology: flowering.RMRM930652 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11044Ronald L. Hartman Keith H. Dueholm1980523144U.S.A.WyomingWashakieBighorn Basin: Castle Gardens, ca 6.5 air mi SW of Ten Sleep.-107.518143.95491524Sandy soil and sandstone outcrops.RMRM930651 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11135Ronald L. Hartman Keith H. Dueholm1980524145U.S.A.WyomingParkBighorn Basin: Burlington Meeteetse Road, 16.5 mi NE of intersection with Wyo Hwy 120.-108.6027844.3930614321524Sandstone ridges and dissected slopes of Y U Bench. No elevation listed in field notebook.RMRM349459 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11370Ronald L. Hartman Keith H. Dueholm1980528149U.S.A.WyomingBig HornBig Horn Mountains: John Blue Canyon Road, 5.9 mi NNE of U.S. Hwy 14A.-108.146844.928715851829Limestone outcrops and slopes with Juniperus osteosperma. Phenology: flowering & fruiting.RMRM930460 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11555Ronald L. Hartman Keith H. Dueholm1980531152U.S.A.WyomingHot SpringsOwl Creek/Bridger Mountains: north slope of Bridger Mountains: U.S. Hwy 20, ca 5 air mi S of Thermopolis.-108.21343.5844Limestone and sandstone. No elevation listed in the field notebook.RMRM930650 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.12625Ronald L. Hartman Keith H. Dueholm1981525145U.S.A.WyomingWashakieBighorn Basin: ca 6 mi W of Ten Sleep.-107.562944.028614321463Sandy slopes with sandstone outcrop.RMRM930435 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.12675Ronald L. Hartman Keith H. Dueholm1981526146U.S.A.WyomingHot SpringsEast end of Black Mountain, ca 25 air mi E of Thermopolis.-107.696243.636515851707Sandstone outcrops and sandy slopes.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5191Amy J. Roderick1998620171U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: Sentinel Rocks: West Beef Acre Spring, ca 4.4 air mi E of Wyo Hwy 220; ca 4.2 air mi SW of Independence Rock.-107.160242.43831890Sagebrush-grassland; sandy. Phenology: flowering.RMRM385714 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.13024Ronald L. Hartman Gael Fonken1981626177U.S.A.WyomingNatronaRattlesnake Mountains: Garfield Peak and northeast slope.-107.272542.788921342513Sandstones, shales, and limestone on lower slopes with granite above; streambanks, open slopes, and limber pine woodlands. Phenology: fruiting.RMRM385713 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.13231Ronald L. Hartman Keith H. Dueholm1981628179U.S.A.WyomingFremontWind River Basin: Cedar Ridge and barren hills to the N.-107.883943.364417071829North slopes and crest of ridge with Juniperus osteosperma. Phenology: fruiting.RMRM530992 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.13465Ronald L. Hartman198171182U.S.A.WyomingParkWest ridge leading to summit of Heart Mountain.-109.167844.672818902134Open slopes and ridges and badlands; sandstone and shales. Phenology: fruiting.RMRM861336 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14176Ronald L. Hartman1983520140U.S.A.WyomingParkBeartooth Mountains: Littlerock Creek Drainage: ca 6 air mi W of Clark.-109.292544.9206Rocky slopes and plains. Phenology: flowering & fruiting.RMRM931624 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14237Ronald L. Hartman1983520140U.S.A.WyomingParkBighorn Basin: Sugarloaf Butte: ca 2 air mi NNW of Clark.-109.190644.95Sandstone and sand; top, steep sloping and base of butte.RMRM931623 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14338Ronald L. Hartman John Hamann1983523143U.S.A.WyomingParkBighorn Basin: 10.5 mi NE of Cody.-108.885344.6011117981966Mostly shaley badland on summit and upper slope of peak.RMRM931622 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14415Ronald L. Hartman John Hamann1983524144U.S.A.WyomingParkBighorn Basin: Cottonwood Creek: ca 5 air mi NW of Frannie.-108.7136144.996713711432Sandstone outcrops with some shale in drainage.RMRM931621 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14434Ronald L. Hartman John Hamann1983525145U.S.A.WyomingParkBighorn Basin: east base of Elk Butte: ca 14 air mi SE of Cody.-108.9238944.3517371829Sandstone outcrops with some shale in drainage.RMRM931620 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14501Ronald L. Hartman John Hamann1983526146U.S.A.WyomingParkBighorn Basin: southwest end of YU Bench: ca 20 air mi SE of Cody.-108.7436144.320616761707Edge of bench and upper slopes.RMRM558511 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14562Ronald L. Hartman198367158U.S.A.WyomingParkAbsaroka Mountains: 0.5 air mi N of Timber Creek Ranger Station.-109.1863944.05472286Sandstone and shale ridge with scattered limber pine. Phenology: flowering & fruiting.RMRM558512 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14586Ronald L. Hartman Robert S. and Ruth E. B. Kirkpatrick198368159U.S.A.WyomingParkAbsaroka Mountains: southeast side of Carter Mountain between Rose and Little Rose creeks.-109.249744.1613924392743Rolling grassy slopes with rabbit brush and big sagebrush communities. Phenology: flowering.RMRM558513 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14684Ronald L. Hartman Robert S. and Ruth E. B. Kirkpatrick198368159U.S.A.WyomingParkAbsaroka Mountains: Willow Creek at confluence with the Greybull River.-109.3144.11562286Stream side lined with cottonwood, limber pine, and douglas fir and adjacent grassy and rocky slopes. Phenology: fruiting.RMRM558514 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14817Ronald L. Hartman Robert S. and Ruth E. B. Kirkpatrick1983610161U.S.A.WyomingParkAbsaroka Mountains: Aldrich Creek drainage and vicinity.-109.461744.245321952439Rolling sagebrush grasslands and rocky slopes and ridges. Phenology: fruiting.RMRM558515 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15073Ronald L. Hartman Robert S. and Ruth E. B. Kirkpatrick1983614165U.S.A.WyomingFremontAbsaroka Mountains: junction of Wiggins Fork and Frontier Creek at Double Cabin Campground.-109.5630643.806942469River flood plains and adjacent rolling grassy slopes and lodgepole pine forest. Phenology: flowering & fruiting.RMRM558516 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15168Ronald L. Hartman Robert S. Kirkpatrick1983616167U.S.A.WyomingHot SpringsAbsaroka 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.-109.015643.663226522774Open grassy slopes with some big sagebrush, drainages, and wooded slopes with limber pine, douglas fir, and engelmann spruce. Phenology: fruiting.RMRM558517 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15439Ronald L. Hartman Robert S. Kirkpatrick1983619170U.S.A.WyomingParkAbsaroka Mountains: Bull Creek, ca 2 air mi SE of the South Fork Shoshone River.-109.3063944.349171981Sagebrush-rabbit brush grassland and adjacent creek bottoms. Phenology: fruiting.RMRM558518 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.15577Ronald L. Hartman1983623174U.S.A.WyomingFremontAbsaroka Mountains: East Fork Big Wind River, 7 air mi ESE of Dubois.-109.482243.499420732195Sagebrush hills with red beds and shales. Phenology: fruiting.RMRM385712 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19871Ronald L. Hartman June Haines1985528148U.S.A.WyomingFremontWind River Basin: ca 18 air mi S of Moneta.-107.746142.904717681829Sandy ridge with sandstone outcrops and sagebrush covered slopes. Phenology: fruiting.RMRM385711 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19924Ronald L. Hartman June Haines1985528148U.S.A.WyomingFremontWind River Basin: Cottonwood Creek, 7 air mi NE of Lysite.-107.603943.349416461707Sandy ridge, sandstone outcrops, eroded slopes and creek bottom; sandy ridges and eroded slopes. Phenology: flowering & fruiting.RMRM385710 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20048Ronald L. Hartman June Haines1985530150U.S.A.WyomingFremontWind River Basin: Burma Road, ca 5.8 air mi N of junction of U.S. 26 and Wyo Hwy 789 in Riverton.-108.389643.106115241585Eroded slopes, sandstone outcrops, and drainage. Phenology: flowering & fruiting.RMRM385709 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20137Ronald L. Hartman June Haines1985531151U.S.A.WyomingFremontWind River Basin: Sheep Mountain, ca 11 air mi SE of junction U.S. 287 and Wyo Hwy 28.-108.493142.619418902195West exposed slopes of mountain on sandstone and limestone; grassy ridges and draws with limber pine woodland at summit. Phenology: flowering & fruiting.RMRM385708 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20236Ronald L. Hartman June Haines1985531151U.S.A.WyomingFremontWind River Basin: Beaver Rim, vicinity of Butte bench mark, ca 8 air mi WSW of Sweetwater Station.-108.350342.517520732195Limestone and sandstone substrate and derived soils; windswept rim with cushion community, eroded slopes and drainages. Phenology: fruiting.RMRM385707 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20355Ronald L. Hartman June Haines198562153U.S.A.WyomingNatronaWind River Basin: Sentinel Rocks, 2.5 air mi SE of Independence Rock.-107.118642.483918902195Sandy sagebrush covered plains, granite mountains with massive boulders and moist seeps, aspen woodlands in drainages; granite mountains and drainages. Phenology: fruiting.RMRM385706 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20427Ronald L. Hartman June Haines198562153U.S.A.WyomingNatronaWind River Basin: Poison Spider Road, ca 14 air mi W of Poison Spider Oil Field.-107.018342.83171890Sandy slopes and ridge with sandstone outcrops. Phenology: fruiting.RMRM385705 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.20449Ronald L. Hartman198563154U.S.A.WyomingFremontWind River Basin: Crooks Gap Road, 1 mi S of Jeffrey City.-107.841142.48561951Sandy plains with sagebrush. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.22961Ronald L. Hartman Neil Snow1987622173U.S.A.WyomingParkSouthwestern Absarokas: Ishawooa Hills and Creek.-109.542544.2618592012Sedimentary substrate of shales and sandstone and derivatives; sagebrush hills and slopes and badlands.RMRM572570 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.23634Ronald L. Hartman Nancy Kastning1988614166U.S.A.WyomingCarbonSierra Madre/Park Ranges: Sierra Madre: ca 14 air mi NNW of Bridger Peak.-107.208141.38892408Shortgrass prairie on bench land high in calcium carbonate. Phenology: fruiting.RMRM861337 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.23805Ronald L. Hartman Kent Houston1988627179U.S.A.WyomingParkBeartooth Plateau: Shoshone National Forest: Morrison Trail at south end of plateau, ca 12 air mi SW of Clark.-109.3905644.833332774On calcareous outcrop. Phenology: fruiting.RMRM962021 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.32391Ronald L. Hartman1992523144U.S.A.WyomingAlbanyMedicine Bow Mountains: Red Mountain Area: 6-6.5 air mi S of summit of Jelm Mountain; along or adjacent to Maggie Creek.-105.985341.009223962487Rolling sagebrush slopes and stream drainage. Phenology: fruiting.RMRM323839 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5195Ronald L. Hartman Keith H. Dueholm1978521141U.S.A.WyomingConversePowder River Basin: Wyo Hwy 59, ca 8 mi N of Douglas at junction with County Road 48.-105.264242.88921585Rolling sagebrush plains. Phenology: flowering & fruiting.RMRM323831 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5227Ronald L. Hartman Keith Dueholm1978521141U.S.A.WyomingCampbellPowder River Basin: Wyo Hwy 59, less than 1 mi N of Converse County.-105.451643.51361432Rolling grasslands and sagebrush slopes, dissected by a stream. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5309Amy J. Roderick1998621172U.S.A.WyomingFremontUpper North Platte and Laramie River Drainages: Granite Mountains: Lankin Gap between Lankin Dome and McIntosh Peak, ca 3 air mi NW of Split Rock.-107.553442.511219812042Drainage through granite boulders; thickets of Physocarpus monogynus and other shrubs. Phenology: flowering & fruiting.RMRM323847 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5561Ronald L. Hartman Keith Dueholm1978526146U.S.A.WyomingCampbellPowder River Basin: ca 4.5 air mi NW of Rocky Point.-105.157844.960831219Ridges and valleys (with oak and ash); open ridge. Phenology: fruiting.RMRM323840 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5652Ronald L. Hartman Keith Dueholm1978527147U.S.A.WyomingCampbellPowder River Basin: Pumpkin Buttes: South Middle Butte.-105.876143.72941829Flat to rolling top with about 40 feet of sandstone cap rock beneath and steep slopes; top. Phenology: flowering & fruiting.RMRM323832 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5715Ronald L. Hartman Keith Dueholm1978528148U.S.A.WyomingCampbellPowder River Basin: Pumpkin Buttes: North Butte.-105.955343.80061844Plains and foothills, steep eroded west slopes with limber pine, caprock, and flat to gently rolling plains on top; top. Phenology: flowering & fruiting.RMRM323841 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5754Ronald L. Hartman Keith Dueholm1978529149U.S.A.WyomingCampbellPowder River Basin: along All Night Creek, ca 8 air mi E of South Pumpkin Butte.-105.691743.69891524Along creek; sandy slope. Phenology: flowering & fruiting.RMRM323849 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5837Ronald L. Hartman Keith Dueholm197863154U.S.A.WyomingConversePowder River Basin: Robertson Flat, along Wyo Hwy 59, ca 11 mi NNW of Bill.-105.383943.39891493Rolling plains along highway. Phenology: fruiting.RMRM323850 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5943Ronald L. Hartman Keith Dueholm197864155U.S.A.WyomingCampbellPowder River Basin: Echeta Road, ca 12 air mi WNW of Gillette.-105.723344.324441402Hills with steep sandy slopes and rocky ridges, plains, and intermittent stream margins; sandy slope. Phenology: flowering & fruiting.RMRM323851 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6058Ronald L. Hartman Keith Dueholm197865156U.S.A.WyomingCampbellPowder River Basin: Chicken Creek Divide, 2.5 mi N of Spotted Horse.-105.827544.74581280Ridge, slopes, badly eroded valleys, and plains; sandy slope. Phenology: flowering & fruiting.RMRM323852 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6139Ronald L. Hartman Keith Dueholm197866157U.S.A.WyomingCampbellPowder River Basin: near the Powder River, ca 17 air mi NNW of Spotted Horse.-105.973644.920831097Eroded hills overlooking river; open slope. Phenology: fruiting.RMRM323834 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6222Ronald L. Hartman Keith Dueholm197867158U.S.A.WyomingCampbellPowder River Basin: White Tail Butte and ravines to the west and south.-105.562544.78751219Flats, ravines, steep eroded slopes, and butte; plains. Phenology: fruiting.RMRM323837 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6269Ronald L. Hartman Keith Dueholm197867158U.S.A.WyomingCampbellPowder River Basin: ca 1 air mi S of Montana and 6.5 air mi W of Wyo Hwy 59.-105.5027844.98781128Dissected slopes near road. Phenology: fruiting.RMRM323833 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6297Ronald L. Hartman197868159U.S.A.WyomingCampbellPowder River Basin: ca 18 air mi SE of Gillette.-105.2922244.0951432Hill with grassy ridge and steep slopes, eroded slopes, and roadside; ridge. Phenology: flowering & fruiting.RMRM323835 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6464Ronald L. Hartman197869160U.S.A.WyomingCampbellPowder River Basin: 18 air mi SSE of Gillette.-105.331744.03641402Rocky slopes and plains below; slope. Phenology: fruiting.RMRM323824 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6616Ronald L. Hartman Keith Dueholm1978611162U.S.A.WyomingCampbellPowder River Basin: ca 3.5 air mi S of Reno Junction.-105.491743.71531554Sagebrush covered slopes. Phenology: fruiting.RMRM323826 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7190Ronald L. Hartman Keith Dueholm and Mary Alice Sanguinetti1978624175U.S.A.WyomingCampbellPowder River Basin: Eighty-five Divide, ca 11 air mi W of Rockypoint.-105.3208344.93141097Hills with sandstone outcrops. Phenology: fruiting.RMRM323825 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7304Ronald L. Hartman Mary Alice Sanguinetti1978625176U.S.A.WyomingCampbellPowder River Basin: ca 13 air mi SW of Gillette.-105.722844.19361524Low hills with drainage. Phenology: fruiting.RMRM323848 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7511Ronald L. Hartman Mary Alice Sanguinetti1978627178U.S.A.WyomingJohnsonPowder River Basin: ca 22 air mi NNE of Sussex.-106.099243.97331341Low hills and drainage. Phenology: fruiting.RMRM349458 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9688Ronald L. Hartman1979628179U.S.A.WyomingJohnsonBig Horn Mountains: North Fork Crazy Woman Creek, ca 13 air mi SW of Buffalo.-106.831444.201112073Limestone outcrops and rocky slopes, shaded stream side, and aspen woodlands with adjacent meadows; aspen woodland and adjacent meadow. Phenology: fruiting.RMRM589080 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8235Walter Fertig1991625176U.S.A.WyomingSubletteWest Slope Wind River Range: ridge 0.5 mi SW of Blueberry Lake, 0.5 mi E of Boulder Lake, ca 12.5 air mi E of Pinedale.-109.611742.873123652560Semi-shady bank of small stream in moist soil. Phenology: fruiting.RMRM595579 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24732B. E. Nelson1993516136U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: above Fetterman Creek along Wyo Hwy 93, in North Platte River drainage, ca 10.5 air mi NW of Douglas.-105.501742.873915181542Sagebrush-sedge-grassland. Phenology: flowering & fruiting.RMRM595580 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24746B. E. Nelson1993516136U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: S of intersection of Wyo Hwys 93 and 95, ca 18.5 air mi NW of Douglas; ca 13.5 air mi NE of Glenrock.-105.599442.945815911603Sagebrush-grassland. Phenology: flowering & fruiting.RMRM595581 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24768B. E. Nelson1993517137U.S.A.WyomingNatronaSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ca 1-1.5 mi E of I-25, ca 13 air mi N of Casper.-106.310343.047216951707Flats of Carex with areas of Artemisia cana. Phenology: flowering & fruiting.RMRM595582 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24786B. E. Nelson1993517137U.S.A.WyomingNatronaSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: N of Coal Draw off County Road 116, ca 3 air mi N of Midwest.-106.262243.451114631500Sagebrush-grassland back of sandstone rimrock. Phenology: fruiting.RMRM595583 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24825B. E. Nelson1993517137U.S.A.WyomingNatronaSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along and above Government Creek just above confluence with Dugout Creek, ca 8.8 air mi W of Midwest.-106.435343.419715061524Sagebrush-grassland interspersed with areas of Carex filifolia and Artemisia pedatifida. Phenology: flowering & fruiting.RMRM595584 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24847B. E. Nelson1993519139U.S.A.WyomingPlatte[location and coordinates withheld]13171341Rough breaks with scattered juniper and ponderosa pine and interspersed sandy areas. Phenology: flowering & fruiting.RMRM595585 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24899B. E. Nelson1993519139U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 4 mi N of Prairie Center on County Road 25, ca 35 air mi N of Torrington.-104.200142.572115031512Mixed grass plains. Phenology: flowering & fruiting.RMRM595586 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24940B. E. Nelson1993520140U.S.A.WyomingNiobraraSouthern Powder River Basin/Southeastern Plains: Hat Creek Breaks: ca 18 air mi NE of Lusk off S Bar or County Road 62.-104.128942.866515091548Open areas at rim of breaks. Phenology: flowering.RMRM595587 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24954B. E. Nelson1993520140U.S.A.WyomingNiobraraSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: between Alum Creek and Old Woman Creek Hills, ca 19.7 air mi ENE of Lance Creek; ca 25 air mi NNE of Lusk.-104.653443.097112951347Open slopes. Phenology: flowering & fruiting.RMRM595588 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25005B. E. Nelson1993520140U.S.A.WyomingNiobraraSouthern 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.-104.615243.052413471384Ridge top with conglomerate boulders and outcrops. Phenology: flowering & fruiting.RMRM595589 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25032B. E. Nelson1993520140U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Hat Creek Breaks: Flat Top, ca 5.5 air mi NNW of Shawnee; ca 17.5 air mi ENE of Douglas.-105.045342.81721689On rimrock and just below rim of limestone butte. Phenology: flowering & fruiting.RMRM595590 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25074B. E. Nelson1993523143U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: S of Mikes Draw along Wyo Hwy 59 and Burlington Northern Railroad, ca 7 air mi S of Bill; ca 26.5 air mi N of Douglas.-105.264743.123314541472Sandy clay sagebrush-grassland with sparsely vegetated knolls. Phenology: flowering & fruiting.RMRM595591 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25121B. E. Nelson1993524144U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thunder Basin National Grasslands: along Steinle or County Road 40, ca 8 air mi NE of Bill; ca 41 air mi NNE of Douglas.-105.146743.328314321445Sagebrush-sedge-grassland. Phenology: flowering & fruiting.RMRM595592 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25145B. E. Nelson1993524144U.S.A.WyomingConverseSouthern 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.-104.906143.4913291347Sedge-grassland flats with eroded slopes and draws below. Phenology: fruiting.RMRM595595 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25205B. E. Nelson1993524144U.S.A.WyomingNiobraraSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: above Sage Creek on old U.S. Hwy 85, ca 5 air mi ESE of Mule Creek Junction; ca 45 air mi NNE of Lusk.-104.129143.361312071231Sedge-grassland flats above badlands. Phenology: fruiting.RMRM595596 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25226B. E. Nelson1993526146U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: above Lost Creek on Harris or County Road 58, ca 2.5 air mi S of Lost Springs; ca 23 air mi E of Douglas.-104.942542.731715121530Sandy prairie with scattered patches of sagebrush. Phenology: fruiting.RMRM595597 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25243B. E. Nelson1993526146U.S.A.WyomingNiobraraSouthern 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.-104.609742.658617371835Grassland on stony soil near top of ridge. Phenology: flowering & fruiting.RMRM595599 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25301B. E. Nelson1993526146U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Hartville Uplift: Wildcat Hills: between the heads of Willow and Muskrat creeks, ca 43 air mi NNW of Torrington.-104.606542.5917311786Stony sandstone ridge and upper slopes. Phenology: fruiting.RMRM595600 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25330B. E. Nelson1993526146U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: just NE of Pin Top and Cedar Top on Meadowdale or County Road 143, ca 4.5 mi W of Meadowdale; ca 20 air mi N of Guernsey.-104.783642.559215601585Sandy prairie with occasional stony outcrops. Phenology: flowering & fruiting.RMRM595601 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25387B. E. Nelson1993527147U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Hartville Uplift: at the head of Webb Canyon on Wyo Hwy 270, ca 4.5 air mi N of Hartville; ca 8.5 air mi N of Guernsey.-104.704742.384715851664Stony sagebrush-grassland on limestone. Phenology: fruiting.RMRM595602 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25520B. E. Nelson1993530150U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Goshen Hole Rim: ca 13.5 air mi N of Chugwater; ca 12 air mi SE of Wheatland.-104.778941.951715241573Rough breaks with conglomerates and cobblestones at upper levels and mudstones and soft sandstones below. Phenology: fruiting.RMRM704969 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30093B. E. Nelson1994512132U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along South Fork of Dry Fork Cheyenne River at the end of 55 Ranch or County Road 23, ca 1-1.5 air mi E of Pine Ridge, ca 19 air mi E of Glenrock.-105.847843.136216581670A mosaic of sagebrush-grasslands and sedge-grasslands. Phenology: fruiting.RMRM704968 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30122B. E. Nelson1994512132U.S.A.WyomingConverseSouthern 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.-105.722843.062717071737A mosaic of sagebrush-grasslands and sedge-grasslands. Phenology: fruiting.RMRM704967 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30139B. E. Nelson1994512132U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: ridge between Phillips and Brown Springs creeks ca 2 air mi S of Dry Fork Cheyenne River off Ross or County Road 31, ca 23 air mi NNE of Glenrock.-105.729143.17916581664A mosaic of sagebrush-grasslands and sedge-grasslands. Phenology: flowering & fruiting.RMRM704966 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30164B. E. Nelson1994512132U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: off Ross or County Road 31 N of North Fork Bear Creek below Manning Flat, ca 31.5 air mi NNE of Glenrock; ca 13.3 air mi SE of Ross.-105.709343.293216151652Sagebrush-grassland. Phenology: flowering & fruiting.RMRM704943 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30194B. E. Nelson1994516136U.S.A.WyomingNiobraraSouthern 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.-104.882643.08214081469Sagebrush-grassland slopes and draws. Phenology: flowering & fruiting.RMRM704942 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30206B. E. Nelson1994517137U.S.A.WyomingNiobraraSouthern 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.-104.733943.285613101338Sedge-grassland on rolling dissected plains. Phenology: flowering & fruiting.RMRM704941 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30226B. E. Nelson1994517137U.S.A.WyomingNiobraraSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: at head of a branch of Garland Draw on Dixon or County Road 2 ca 2 air mi S of Weston County, ca 18.8 air mi WNW of Mule Creek Junction; ca 50.5 air mi NNW of Lusk.-104.677743.473613101335Rolling plains with a mosaic of sagebrush-grassland and sedge-grassland and occasional sandstone outcrops. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30298B. E. Nelson1994517137U.S.A.WyomingWestonSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Roxson Road ca 1/2-3/4 mi N of Weston County, ca 3.3 air mi WSW of Morisey; ca 28.5 air mi SW of Newcastle.-104.452743.51512561292Sagebrush-grassland on rolling dissected plains below sandstone ridge. Phenology: flowering & fruiting.RMRM704989 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30410B. E. Nelson1994519139U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horseshoe or County Road 59 at Sand Draw S of Horseshoe Creek, ca 9.5 air mi SW of Glendo; ca 27.5 air mi NNW of Wheatland.-105.175842.427515421554Coarse sand - fine gravel soil in sagebrush-grassland. Phenology: fruiting.RMRM704975 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30717B. E. Nelson1994523143U.S.A.WyomingNatronaSouthern 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.-106.797743.378817131768Fine gravelly soil among conglomerate outcrops and cliffs with ponderosa and limber pine. Phenology: fruiting.RMRM595603 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.38302Ronald L. Hartman1993624175U.S.A.WyomingNatronaSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Blue Canyon at south end of Pine Mountain, ca 28 air mi WNW of Casper.-106.8583342.9158317531798Sandstone outcrops and sandy slopes with areas of shale. Phenology: fruiting.RMRM595604 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.38557Ronald L. Hartman1993626177U.S.A.WyomingNatronaSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: U.S. Hwy 20, 26, 87, ca 8 air mi E of Casper.-106.170142.850115851600Sandstone outcrops, sandy slopes and grassland. Phenology: fruiting.RMRM608383 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.45034Ronald L. Hartman Tom Cramer1994521141U.S.A.WyomingSubletteGreen River Basin: Stewart Point, ca 4 air mi SW of Pinedale.-109.8942.829722252362Sagebrush slopes, dry stream channels, eroded, often barren slopes, windswept ridge and ravines with assorted shrubs. Phenology: flowering.RMRM640844 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5906Thomas Cramer1995611162U.S.A.WyomingSubletteGreen River Basin: Mount Airy, ca 4 air mi WSW of Pinedale.-109.928542.84512286Sagebrush and Amelanchier hillside. Phenology: flowering.RMRM206300 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4440Alan A. Beetle1947525145U.S.A.WyomingCrookU.S. Hwy 14, 2 mi W of Beulah.-104.130944.5421128Roadside. Phenology: flowering & fruiting.RMRM595593 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25167B. E. Nelson1993524144U.S.A.WyomingWestonSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: Thunder Basin National Grasslands: above Little Thunder Creek on Lynch Road just S of Wyo Hwy 450, ca 12 air mi ENE of Clareton; ca 38.5 air mi SW of Newcastle.-104.928343.657613101341Sedge-grassland above and below eroding slopes. Phenology: fruiting.RMRM595594 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.25184B. E. Nelson1993524144U.S.A.WyomingWestonSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Lone Tree Creek off the Morrissey Road just W of U.S. Hwy 85, ca 23 air mi S of Newcastle.-104.210643.517511611170Sagebrush-grassland with sparsely vegetated knolls. Phenology: flowering & fruiting.RMRM704940 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30248B. E. Nelson1994517137U.S.A.WyomingWestonSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Cheyenne River Road N of The Nose on the Cheyenne River, ca 3 air mi E of Hampshire; ca 31 air mi SW of Newcastle.-104.632243.571612621274Bluffs along the river with sandy soil and sandstone above, clay on the slopes and below. Phenology: flowering & fruiting.RMRM704970 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30279B. E. Nelson1994517137U.S.A.WyomingWestonSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: above a draw leading into South Fork Lone Tree Creek, off Grieves Road, ca 20.5 air mi SW of Newcastle.-104.552443.713212801301Rolling grassland plains with sandstone outcrops, buttes, and ridges. Phenology: flowering & fruiting.RMRM704990 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.30298B. E. Nelson1994517137U.S.A.WyomingWestonSouthern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Roxson Road ca 1/2-3/4 mi N of Weston County, ca 3.3 air mi WSW of Morisey; ca 28.5 air mi SW of Newcastle.-104.452743.51512561292Sagebrush-grassland on rolling dissected plains below sandstone ridge. Phenology: flowering & fruiting.RMRM372760 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8729B. E. Nelson198276187U.S.A.WyomingWestonPowder River Basin: ridge between Stockade Beaver and Whoopup Creeks, ca 11.5 air mi SSE of Newcastle.-104.130843.70531280Sandstone ridge with scattered ponderosa pine and juniper. Phenology: fruiting.RMRM111231 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1284Herman E. Hayward1927622173U.S.A.WyomingCrookBeulah.-104.090544.544610671158Northern foothills and red beds; grass association; xerophytic. Mounted with 2 South Dakota specimens. Phenology: flowering & fruiting.RMRM372681 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.913Hollis Marriott1984516137U.S.A.WyomingWestonBlack Hills: U.S. Hwy 16 just W of South Dakota, ca 9.5 air mi SE of Newcastle.-104.049743.7631371Mountain mahogany scrub on ridgetop and northeast facing slope, rocky soil (Minnekahta limestone). Phenology: flowering & fruiting.RMRM372693 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2140Hollis Marriott1983523143U.S.A.WyomingCrook[location and coordinates withheld]1219South and east facing grassy slopes. Phenology: flowering & fruiting.RMRM372692 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2176Hollis Marriott1983523143U.S.A.WyomingCrook[location and coordinates withheld]1219South and east facing grassy slopes. Phenology: flowering & fruiting.RMRM372691 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2199Hollis Marriott1983523143U.S.A.WyomingCrookBlack Hills: Seely-Alzada Hwy, upper Boggy Creek; ca 10.5 air mi NE of Seely.-104.464744.9171158Grassland with sagebrush on Skull Creek shale. Phenology: flowering & fruiting.RMRM372690 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2443Hollis Marriott1983531151U.S.A.WyomingCrookBlack Hills: The Brakes, ca 2.8 air mi SSE of Aladdin.-104.138944.62721128Pine forest on sandy soil; north and east facing slopes. Phenology: flowering & fruiting.RMRM372689 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2461Hollis Marriott1983531151U.S.A.WyomingCrookBlack Hills: The Brakes, ca 2.8 air mi SSE of Aladdin.-104.138944.62721128Open, grassy ridge top; sandy soil. Phenology: fruiting.RMRM372688 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2502Hollis Marriott1983531151U.S.A.WyomingCrook[location and coordinates withheld]1250South-facing slope with scattered pines, sandy soil with sandstone outcrops. Phenology: flowering & fruiting.RMRM372687 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2522Hollis Marriott1983531151U.S.A.WyomingCrook[location and coordinates withheld]1250Pine forest, north and west-facing slopes. Phenology: fruiting.RMRM372686 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2625Hollis Marriott198366157U.S.A.WyomingCrookBlack Hills: Government Valley, ca 8 air mi NNE of Sundance.-104.328944.523611402Grassland on red shale soil. Phenology: flowering & fruiting.RMRM372685 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2672Hollis Marriott198367158U.S.A.WyomingCrook[location and coordinates withheld]1097Grassland on red shale soil. Phenology: fruiting.RMRM372684 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2794Hollis Marriott1983610161U.S.A.WyomingCrook[location and coordinates withheld]1128Grassy south and east-facing slopes and ridge top. Phenology: fruiting.RMRM372683 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3087Hollis Marriott1983615166U.S.A.WyomingCrook[location and coordinates withheld]1310Grassland. Phenology: fruiting.RMRM372682 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6112Hollis Marriott Dennis Horning and B. Kienzle1984421112U.S.A.WyomingWeston[location and coordinates withheld]1341South and west facing open slopes on rocky soil. Phenology: flowering.RMRM372680 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6130Hollis Marriott1984516137U.S.A.WyomingWestonBlack Hills: U. S. Highway 16 just W of state line, ca 9.5 air mi SE of Newcastle.-104.049743.7631356Grassland on southwest side of road. Phenology: flowering.RMRM372679 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6159Hollis Marriott1984516137U.S.A.WyomingWeston[location and coordinates withheld]1219Ponderosa pine forest on sandstone ridge W of canyon. Phenology: flowering & fruiting.RMRM372758 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6266Hollis Marriott1984522143U.S.A.WyomingWestonBlack Hills: just W of Skull Creek Road near Shale Hill, ca 2.5 air mi NE of Osage.-104.3891744.009721402Sandy slopes with scattered Pinus ponderosa, Juniperus scoparium. Phenology: flowering & fruiting.RMRM372678 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6326Hollis Marriott1984525146U.S.A.WyomingCrookBlack Hills: Spring Creek just N of Wyo Hwy 116 and S of Pfeiffer Hill; ca 10 air mi SSW of Sundance.-104.4266744.24561432Grassland. Phenology: flowering & fruiting.RMRM372764 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6430Hollis Marriott1984528149U.S.A.WyomingCrook[location and coordinates withheld]1554Grassland on E side (ski area). Phenology: fruiting.RMRM372763 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6490Hollis Marriott198464156U.S.A.WyomingWestonBlack Hills: Stockade Beaver Creek drainage between Sherwood and Sheldon Canyons; ca 6 air mi ENE of Newcastle.-104.0858343.878891463South facing slope with mountain mahogany, rocky-sandy soil. Phenology: flowering & fruiting.RMRM372762 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6737Hollis Marriott1984612164U.S.A.WyomingWeston[location and coordinates withheld]1432Open south and west facing slopes. Phenology: fruiting.RMRM372761 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7333Hollis Marriott1984627179U.S.A.WyomingWeston[location and coordinates withheld]1371West and south-west facing slopes with pines and junipers. Phenology: flowering & fruiting.RMRM323820 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1312Keith H. Dueholm Ronald L. Hartman1978524144U.S.A.WyomingCrook[location and coordinates withheld]1280Hilly plains, occasional runoff area. Phenology: fruiting.RMRM331732 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7093Keith H. Dueholm1979619170U.S.A.WyomingWestonPowder River Basin: ca 22 air mi SSE of Newcastle.-104.050843.53221097Pine covered uplift, gravelly slopes, open, buffalo grass glades; slopes. Phenology: fruiting.RMRM304823 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.E--15Ronald G. Schreibeis1976519140U.S.A.WyomingWestonCa 22 mi south of Newcastle.-104.072643.5443Occasional to common in ponderosa pine area. Accession number duplicated in database: specimen not verified. Phenology: flowering & fruiting.RMRM372759 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16453Ronald L. Hartman1983718199U.S.A.WyomingCrookBlack Hills: ridge between Beaver Creek and the Belle Fourche River, ca 5 air mi NNW of Alva.-104.4883344.75531158Sandy ridge with ponderosa pine woodlands and prairies; prairie. Phenology: fruiting.RMRM323827 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5338Ronald L. Hartman Keith Dueholm1978523143U.S.A.WyomingCrookPowder River Basin: road along the Belle Fourche River, ca 1 mi S of U.S. Hwy 16 and a few mi W of Moorcroft.-104.993144.27081250Low hills near river with some hills topped by sandstone; rocky slopes. Phenology: flowering & fruiting.RMRM323823 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5389Ronald L. Hartman Keith Dueholm1978524144U.S.A.WyomingCrookPowder River Basin: ca 6 road mi S of Stroner.-105.014244.692221250Low hills dissected by shallow canyons; rocky slopes. Phenology: fruiting.RMRM323836 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6751Ronald L. Hartman Keith H. Dueholm and Mary Alice Sanguinetti1978620171U.S.A.WyomingWestonPowder River Basin: ca 4 air mi SSE of Rochelle.-104.946143.54661280Ridge and slopes. Phenology: fruiting.RMRM576517 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.24753Stanley L. Welsh Kaye H. Thorne199161152U.S.A.WyomingCrookAlong Wyo Hwy. 116 ca 6 mi South of Sundance.-104.386244.29891463Shortgrass prairie, on red Triassic strata. Phenology: flowering & fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.73977B. E. Nelson2008610162U.S.A.MontanaCarbonPryor Mountains: Custer National Forest: E of Sage Creek at the forest-Crow Indian Reservation boundary, ca 19 air mi ESE of Bridger.-108.578845.21716521743Sandy slopes with outcrops, with juniper, Douglas fir, and limber pine, much of which was dead. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.75637B. E. Nelson2008723205U.S.A.MontanaCarbonPryor Mountains: along Red Pryor Mountain Road on 2 air mi SSE of Red Pryor Mountain summit, ca 28 air mi SE of Bridger.-108.431945.088221032219Stony limestone slopes with bluebunch wheatgrass. Phenology: fruiting.RMRM939421 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.71101B. E. Nelson Emily Elliott, Brian Elliott2007522142U.S.A.MontanaCarbonBighorn Basin: along Robertson Draw Road, ca 3 air mi W of Chance Bridge on Clarks Fork Yellowstone River, ca 10.5 air mi SSW of Belfry.-109.113245.013113351378Sandy flats and wash with big sagebrush; clay slopes and gravelly cobblestone ridgetops. Phenology: fruiting.RMUSFS861341 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.71129B. E. Nelson Emily Elliott, Brian Elliott2007524144U.S.A.WyomingParkBeartooth Mountains: Shoshone National Forest: Clarks Fork Canyon along Morrison Trail, ca 24-25 air mi NNW of Cody.-109.349744.813114261439Stony, gravelly canyon bottom near the river. Phenology: flowering.RMUSFS861342 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.71742B. E. Nelson Emily Elliott200762153U.S.A.WyomingParkBeartooth 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.-109.297244.999718442012Slopes of decomposing granite or redbeds with limber pine and Douglas fir. Phenology: fruiting.RMUSFS864733 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.71760B. E. Nelson Emily Elliott200762153U.S.A.MontanaCarbonBeartooth 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.-109.257845.019119262012Gravelly, stony (granitic) slope in a burn. Phenology: fruiting.RMUSFS864732 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.123Emily Elliott Brian Elliott2007521141U.S.A.MontanaCarbonBeartooth Mountains: Custer National Forest: along Forest Road 2071 and Forest Road 21478 at intersection, ca 3 air mi SW of Red Lodge.-109.302545.15818902012On south-facing slope, in an open meadow used as a horse pasture with sagebrush and into pine/Douglas fir. Phenology: fruiting.RMRM939449 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.219Emily Elliott Brian Elliott2007521141U.S.A.MontanaCarbonBeartooth Mountains: E of Meeteetse Trail Road, ca 5 air mi SE of Red Lodge.-109.220345.120716761798South-facing open grass/forb meadow into riparian area to northeast-facing grass/forb slope. Phenology: fruiting.RMUSFS861338 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.268Emily Elliott Brian Elliott and B. E. Nelson2007524144U.S.A.WyomingParkBeartooth Mountains: Shoshone National Forest: Clarks Fork Canyon along Morrison Trail, ca 24-25 air mi. NNW of Cody-109.350444.80521585Steep slope with shrubs. Phenology: fruiting.RMUSFS861340 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.284Emily Elliott Brian Elliott and B. E. Nelson2007524144U.S.A.WyomingParkBeartooth Mountains: Shoshone National Forest: Clarks Fork Canyon along Morrison Trail, ca 24-25 air mi. NNW of Cody-109.350444.80521414Decomposing granite/ cobble Phenology: fruiting.RMRM939450 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1062Emily Elliott Brian Elliott200768159U.S.A.MontanaParkAbsaroka Mountains: ca 3.5 air mi NNW of National Forest, ca 2 air mi E of Livingston.-110.524945.65951432Open cobbly hills dominated by low forbs. Phenology: fruiting.RMRM939420 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1095Emily Elliott Brian Elliott200768159U.S.A.MontanaParkAbsoraka Mountains: ca 3.5 air mi N of National Forest, ca 4.5 air mi E of Livingston.-110.513845.66111448Distrubed area used as dump and shooting range. Phenology: fruiting.RMUSFS861343 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.54532Ronald L. Hartman1996610162U.S.A.WyomingParkBeartooth Mountains: Morrison Jeep Trail from bottom to top of switchbacks then SE ca 4 mi.-109.379644.820418293109Rocky to grassy slopes. Phenology: fruiting.RMRM918278 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.74779B. E. Nelson200877189U.S.A.WyomingCarbonSaratoga Valley: north end of Overland Flats on east side of Wyo Hwy 130, ca 3/4 mi S of Walcott Junction.-106.82241.732054Silty soil on sagebrush steppe. Phenology: fruiting.RMRM928917 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8731Laura E. Lukas200967158U.S.A.WyomingCarbonSaratoga Valley: Pass Creek and Overland Flats area, ca 2 air mi S of I-80 and Wyo Hwy 130 intersection, ca 18 air mi N of Saratoga.-106.822241.711220402042Sagebrush steppe. Phenology: flowering.RMRM928916 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9021Laura E. Lukas2009617168U.S.A.WyomingCarbonSaratoga 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).-106.856441.66582120Sagebrush flats. Phenology: flowering & fruiting.RMRM928915 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.9370Laura E. Lukas2009626177U.S.A.WyomingCarbonHanna 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.-106.612241.7132223Sagebrush hills. Phenology: flowering.RMRM137304 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1615C. Leo Hitchcock1933531151U.S.A.MontanaMissoulaWest side Mount Sentinel, SE of Missoula.1128Burned over area. Phenology: flowering & fruiting.RMRM354991 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5566Robert W. Lichvar1983510130U.S.A.MontanaCarbon1.5 mi W of Dead Indian Hill.1280Calcareous ridge with Juniperus and Pinus. Phenology: fruiting.RMUSFS430839 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.709Alban Roemer192952122U.S.A.MontanaParkAbsaroka National Forest: 1 mi W of Gardiner.1676Hillside; 40% slope; shallow, rocky limestone with sagebrush, grass. Common. Phenology: fruiting.RMUSFS430838 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.641Guy O'Neil192179190U.S.A.Montana430838Beartooth National Forest: Pryor District: Sage Creek.1737Gentle north slope; shallow, coarse gravel loam soil with wheat grasses, koeleria, prairie grass. Fairly abundant. Phenology: fruiting.RMUSFS430840 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2113Peter F. Stickney197076187U.S.A.MontanaBeaverheadBeaverhead Mountains: Beaverhead National Forest: Bloody Dick Valley: campground at south end Reservoir Lake, 17 mi S of Jackson.21640-5% south slope on undulating valley floor; open lodgepole pine forest with Lupinus sp., Carex sp. Very common; tussock. Phenology: flowering & fruiting.RMUSFS430821 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.122A. A. Saunders1912813226U.S.A.MontanaLewis and ClarkLewis and Clark National Forest: West Fork Sun River.2439High mountain peak; dry, rocky soil. Phenology: fruiting.RMUSFS430822 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.14Sam F. Harris1927810222U.S.A.MontanaLewis and ClarkLewis and Clark National Forest.213430% slope; moist, light, gravelly loam soil. Plentiful in places. Phenology: flowering & fruiting.RMUSFS430828 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.78no collectorU.S.A.Montanano countyGallatin National Forest.Phenology: flowering & fruiting.RMUSFS430820 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.PFS120Peter F. Stickney1937511131U.S.A.MontanaMissoulaNear Lolo National Forest: Mount Jumbo.112810% west slope; rocky loam soil; grassland. Common Phenology: flowering & fruiting.RMUSFS430830 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.354Glen L. Dodge1921621172U.S.A.MontanaPowder RiverCuster National Forest: Whitetail Ranger Station.1097South slope; sand, loam and shale with bunchgrass. Common. Possibly Rosebud County. Phenology: flowering & fruiting.RMUSFS430831 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.419O. E. York1921714195U.S.A.South DakotaHardingCuster National Forest: Cave Hills, N of Sawmill Canyon.9751% south slope on Mesa. Phenology: flowering.RMUSFS430832 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.433James N. Templer192169160U.S.A.MontanaCarterCuster National Forest: Long Pine District: southwest slope Old Stormy Point.1128With stipa, grama, agropyron and yucca; not present in bogs. Widely distributed. Phenology: flowering & fruiting.RMRM218668 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.18696C. Leo Hitchcock1948722204U.S.A.MontanaLewis and ClarkFlathead National Forest: near Danaher Ranger Station.Loamy meadowland. Phenology: flowering & fruiting.RMRM89676 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.754J. W. Blankinship1906513133U.S.A.MontanaGallatinThree Forks.1158Dry uplands. Phenology: flowering & fruiting.RMUSFS430829 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.34E. F. Schlatterer1962719200U.S.A.MontanaJeffersonDeer Lodge National Forest: Bull Mountain.23785% south slope; silt loam soil; fescue grassland with Festuca idahoensis, Agoseris glauca, Arenaria sp. Phenology: flowering & fruiting.RMRM252798 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.W. E. Booth1956429120U.S.A.MontanaJefferson10 mi N of Whitehall.Grazed rangeland. Phenology: flowering & fruiting.RMUSFS430824 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.179Richard C. Presby1972727209U.S.A.MontanaCascadeWest Lewis and Clark National Forest: Calvert.139924 degree slope; 200 degree exposure; with Pinus contorta. Phenology: flowering & fruiting.RMRM209031 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.16181C. Leo Hitchcock194778189U.S.A.MontanaMeagher10 mi NW of White Sulphur Springs.Phenology: flowering & fruiting.RMRM218827 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.17912C. Leo Hitchcock194871183U.S.A.MontanaLewis and Clark15 mi E of Lincoln.Open grassy hillside. Phenology: flowering & fruiting.RMUSFS430823 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.19877arthur d. moir192661152U.S.A.MontanaTetonLewis and Clark National Forest: North Fork Sun River.1524Gentle slope with shallow loam soil; open grassland with Festuca idahoensis, D. fruticosa. Phenology: vegetative only.RMRM261791 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.W. E. Booth1959525145U.S.A.MontanaValley15 mi E of Glasgow.Open grass. Phenology: flowering & fruiting.RMRM261771 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.W. E. Booth1959525145U.S.A.MontanaValley15 mi E of Glasgow.Open grass. Phenology: flowering & fruiting.RMRM355435 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5921Robert W. Lichvar198369160U.S.A.MontanaCarbonLloyd's Cabin.1310Gravelly slopes with Juniperus / Cercocarpus cover class. Phenology: flowering & fruiting.RMRM24258 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.R. S. Williams189465156U.S.A.MontanaFlatheadColumbia Falls.Phenology: flowering & fruiting.RMRM384427 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1080Blaine H. M. Mooers Gloria R. B. Mooers19864696U.S.A.MontanaCarterEkalaka Hills: Custer National Forest: 200 m S of Carter Rimrock Road.1158Loamy sand, SSE aspect, 30% slope; in a mosaic of Pinus ponderosa, Agropyron, spicatum, Carex sp., Schizachrium scoparium, Calamovilfa longifolia, etc. Phenology: flowering & fruiting.RMRM384437 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1115Blaine H. M. Mooers Gloria R.B. Mooers1986530150U.S.A.MontanaRoosevelt4 km N of Culbertson.701Zahill loam, 15% slope, NNW aspect; silty range site on rolling hills; associated with Stipa comata and Agropyron smithii. Common. Phenology: flowering & fruiting.RMRM384526 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1094Blaine H. M. Mooers Gloria R. B. Mooers1986520140U.S.A.MontanaSheridanSands Range site: 100 m south of the boundary road.600Lihen loamy fine sand, 4% slope, NNW aspect; lightly grazed site; associated with Stipa comata, Stipa viridula and Poa secunda. Scattered patches, less than 15% cover. Phenology: flowering & fruiting.RMRM384527 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1094Blaine H. M. Mooers Gloria R. B. Mooers1986520140U.S.A.MontanaSheridanSands Range site: 100 m south of the boundary road.600Lihen loamy fine sand, 4% slope, NNW aspect; lightly grazed site; associated with Stipa comata, Stipa viridula and Poa secunda. Scattered patches, less than 15% cover. Phenology: flowering & fruiting.RMUSFS430836 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.ABE-67Peterson1950719200U.S.A.MontanaMadisonBeaverhead National Forest: Cliff Lake Bench.2134Slope 5% NNW, deep loam soil; grassland; Fid, Poa spp., Asp., Stipa spp., Lupine. Common locally. Phenology: flowering & fruiting.RMUSFS430826 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.314Eric P. White193784216U.S.A.MontanaGallatinGallatin National Forest: Yellowstone-Gallatin Divide: head of Moose Creek.2896Slope 25% west; moist decomposed breccia; Carex, Salix. Fairly common. Phenology: flowering & fruiting.RMUSFS430827 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1013James C. Whitham1932510131U.S.A.MontanaGallatinGallatin National Forest: horse pasture at McReynold's Ranch.2103Rocky, moist swales; open hillside; grasses, forbs. In scattered patches. Phenology: flowering & fruiting.RMUSFS430834 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1929Charles H. McDonald1965526146U.S.A.MontanaRavalliBitterroot National Forest: Three-mile Canyon.137120% west slope; sandy-loam clay soil; old overgrazed grassland with sedge, sage. Scattered. Phenology: flowering & fruiting.RMUSFS430846 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.H101Leon C. Hurtt1932421112U.S.A.MontanaCusterU.S. Range Livestock Experiment Station.945Moderate slope on coarse sandy soil; grassland with Grama and wheatgrass. First blooms noticed April 17. Phenology: flowering.RMRM248291 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4000W. E. Booth1949417107U.S.A.MontanaPark6 mi W of Livingston.Pasture on dry, south slope. Abundant. Phenology: flowering.RMUSFS475016 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.51H. R. Flint1917520140U.S.A.MontanaCarterCuster National Forest: Long Pines Division.1158Dry soil with Andropogon, sagebrush and yellow pine. Phenology: flowering & fruiting.RMUSFS475015 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.48H. R. Flint191759129U.S.A.MontanaCarterCuster National Forest: Long Pines Division.1176Southwest slope on dry, gravelly or sandy soil; with Andropogon, Yucca, yellow pine, phlox. Scattered or in dense, small tufts. Phenology: flowering & fruiting.RMUSFS430835 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4Warren Pavlat1959617168U.S.A.MontanaRavalliBitterroot National Forest: Spring Gulch.137110% north slope on sandy loam and clay soil; with balsamroot, Poa, Fescue, Carex, Stipa, Yarrow, Bromus tectorum. Phenology: flowering & fruiting.RMUSFS430837 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.29Russell W. Beeson1921620171U.S.A.MontanaBeaverheadBeaverhead National Forest: Canyon Creek canyon.2439South slope; gravelly loam soil; with sage, balsamorrhiza and Senecio. Phenology: flowering & fruiting.RMRM39105 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.J. Lunell1902613164U.S.A.North DakotaBensonLeeds.Prairies. Phenology: flowering & fruiting.RMRM208653 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.319Gote Turesson Carl G. Alm193865156U.S.A.North DakotaBurleighBismarck: northwest of the city.Dry hills. Phenology: flowering & fruiting.RMRM157365 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.J. Lunell1909531151U.S.A.North DakotaBensonLeeds.Phenology: flowering & fruiting.RMRM253072 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.Frank Rauzi1956614166U.S.A.North DakotaBillings7 mi SW of Dickinson.Phenology: flowering & fruiting.RMRM253071 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.E. E. Eggleston195672184U.S.A.North DakotaWilliams33 mi E of Williston.Sandsite, excellent range conditions. Phenology: flowering & fruiting.RMRM54327 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2285L. R. Waldron1904529150U.S.A.North DakotaBillingsMedora.With Poa buckleyana. Phenology: flowering & fruiting.RMRM67820 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.s.n.E. C. StearnsU.S.A.South DakotaHardingCheyenne: top of Sheep Mountain.Specimen in poor condition. Phenology: flowering & fruiting.RMRM275389 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3Elray S. Nixon1964427118U.S.A.NebraskaSheridanMetcalf Public Hunting Grounds, 13 mi N of Hay Springs.1006Open ridges and Pinus ponderosa forest: south facing slope. Phenology: flowering & fruiting.RMUSFS430844 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.187J. M. Aikman1935617168U.S.A.South DakotaEdmundsPrairie States Forestry Project: 1 mi N of Bowdle.Rolling slope; thin clay loam soil; associated with Stipa, wheatgrass, bluestem gramma; upland. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1104Rick McNeill2008630182U.S.A.MontanaJudith BasinLewis and Clark National Forest: Little Belt Mountains: junction of Forest roads 6531 and 825.-110.282246.85061552Dry open meadow; grazed, west aspect, 10-20% slope, limestone bedrock. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.86849Ronald L. Hartman Rick McNeill200869161U.S.A.MontanaJudith BasinLewis and Clark National Forest: Blacktail Hills: Dry Wolf Creek, Forest Road 251, ca 8 air mi SW of Stanford.-110.402347.06811527Dry stream bottom with cottonwood and ponderosa pine and lower gentle southeast aspect leading to limestone ridge. Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.87116Ronald L. Hartman Rick McNeill2008612164U.S.A.MontanaMeagherLewis and Clark National Forest: Castle Mountains: ca 1.5 air mi SW of Checkerboard on Forest Road 581.-110.583446.5541771High exposed ridge. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.87656Ronald L. Hartman Rick McNeill2008618170U.S.A.MontanaLewis and ClarkU.S. Hwy 287, ca 4 air mi N of Augusta.-112.36547.5411222Road cuts. Phenology: fruiting.RMUSFS884595 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.76739B. E. Nelson Hans Hallman200965156U.S.A.MontanaCarterCuster National Forest: Long Pines: on Exie Road (Forest Road 3119), above and along North Tie Creek, ca 10 air mi WNW of Camp Crook, SD.-104.171145.584310851140Barren clay slopes with patches of vegetation and outwash flats below. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.76847B. E. Nelson Hans Hallman200968159U.S.A.MontanaCarterCuster National Forest: Ekalaka Hills: along and E of Carter Gulch, ca 2.5 air mi SE of Ekalaka.-104.502645.877410971170Ponderosa pine forest. Phenology: fruiting.RMUSFS887866 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.76901B. E. Nelson Hans Hallman200968159U.S.A.MontanaCarterCuster National Forest: Ekalaka Hills: on Forest Road 3102A ca 1-1.5 air mi SE of junction of Mont Hwy 323 and Prairie Dale Road, ca 8-8.5 air mi SE of Ekalaka.-104.415945.820210301097Steep ponderosa pine covered slopes with cliffs. Phenology: fruiting.RMUSFS887865 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.76952B. E. Nelson Hans Hallman200969160U.S.A.South DakotaHardingCuster National Forest: Slim Buttes: from the top down to Window Rock, ca 16-16.5 air mi E of Buffalo.-103.209745.57159691094Rocky upper slopes of outcrops and low cliffs with ponderosa pine. Phenology: fruiting.RMUSFS887864 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.77023B. E. Nelson Hans Hallman2009611162U.S.A.South DakotaHardingCuster National Forest: Slim Buttes: ca 0.5 air mi W of SD Hwy 79 on South Divide Road (Forest Road 3148) in and along Deer Draw, ca 23 air mi SE of Buffalo.-103.173445.378410211067Ridge-top meadow. Phenology: fruiting.RMUSFS887863 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.77188B. E. Nelson2009613164U.S.A.South DakotaHardingCuster National Forest: South Cave Hills: N of Brown Johnson Road and Dry Creek, ca 13.5 air mi N of Buffalo.-103.57145.77489511030Rocky slope of butte. Phenology: fruiting.RMUSFS887862 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.77307B. E. Nelson2009614165U.S.A.MontanaCarterCuster National Forest: Long Pines: just W of South Dakota above North Slick Creek and Mill Iron Road, ca 9 air mi NNW of Camp Crook, SD.-104.043545.67339751033Crested wheatgrass meadow. Phenology: fruiting.RMUSFS887861 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.77425B. E. Nelson2009617168U.S.A.MontanaPowder RiverCuster National Forest: Ashland District: on the divide between East Fork Otter Creek and Wilbur Creek on Wilbur Creek (Forest Road 4775), ca 13 air mi E of Ashland.-105.995545.599211281152Meadow and logged area. Phenology: fruiting.RMUSFS887873 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.75Hans Hallman2009611162U.S.A.South DakotaHardingCuster National Forest: Slim Buttes: just S of SD Hwy 20 at Reva Gap and in The Castles, ca 18.5 air mi E of Buffalo.-103.177145.53089901036Mixed ponderosa pine and hardwood slope with siltstone outcrops. Phenology: fruiting.RMUSFS887872 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.131Hans Hallman2009611162U.S.A.South DakotaHardingCuster National Forest: Slim Buttes: ca 1 air mi W of SD Hwy 79 on JB or Forest Road 115 at southwest end of Square Top Butte, ca 22 air mi SE of Buffalo.-103.179545.40169811036Grass-dominated slopes below siltstone cliffs and outcrops interspersed with badlands. Phenology: fruiting.RMUSFS884596 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.289Hans Hallman2009613164U.S.A.South DakotaHardingCuster National Forest: North Cave Hills: between Sawmill Canyon and Devils Canyon, ca 6.5 air mi WNW of Ludlow.-103.494545.85969391024Open sagebrush grassland. Phenology: fruiting.RMUSFS887871 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.419Hans Hallman2009613164U.S.A.South DakotaHardingCuster National Forest: North Cave Hills: in Schleichart Draw, just N of Forest Road 3120, ca 0.5 air mi W of Schleichart Draw Reservoir, ca 5.5 air mi W of Ludlow.-103.497945.82989321018Green ash-dominated moist draw. Phenology: fruiting.RMUSFS887870 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.456Hans Hallman Grace Kostel, B. E. Nelson2009614165U.S.A.South DakotaHardingCuster National Forest: Slim Buttes: near terminus of eastern-most fork of North End or Forest Road 3124 in and around Mitchell Draw near Lena Spring Number 2, ca 3.5 air mi N of Reva Gap, ca 17.5 air mi E of Buffalo.-103.187245.589410241085Sandy, rocky slope above hardwood draw. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.576Hans Hallman2009614165U.S.A.South DakotaHardingEast Short Pine Hills: ca 0.5 air mi N of Forest Road 3111, ca 6 air mi E of Harding.-103.715945.385911031213Grasslands interspersed with badlands. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.596Hans Hallman2009618169U.S.A.South DakotaHardingS of SD Hwy 20 ca 3.5 air mi ESE of Jumpoff Divide, ca 9.5 air mi W of Buffalo.-103.735745.5698878935Flowing water cattle-wallow. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.681Hans Hallman2009619170U.S.A.South DakotaHardingCa 2.5 air mi N of SD Hwy 20, ca 4.5 air mi NE of Camp Crook near Johnson Butte.-103.912345.5943954981Grass-dominated open, rolling grazing land. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.950Hans Hallman2009621172U.S.A.MontanaPowder RiverS of U.S. Hwy 212 and E of Titus Creek, ca 22.5 air mi ESE of Ashland.-105.789845.527610911128Grass-dominated grazing land interspersed with badlands. Phenology: fruiting.RMUSFS887869 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1056Hans Hallman2009624175U.S.A.South DakotaHardingCuster National Forest: East Short Pine Hills: along Forest Road 3111 ca 1 air mi NE of Moreau Peak, ca 19 air mi SE of Camp Crook.-103.702445.355511151146Mixed hardwood and ponderosa pine upland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1290Hans Hallman200972183U.S.A.MontanaCarterAlong Tie Creek Road ca 0.5 air mi S of Belltower Butte ca 24 air mi SSE of Ekalaka.-104.289945.591311031146Ponderosa pine and green ash upland mixed with open, grass-dominated areas. Phenology: fruiting.RMUSFS887868 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1418Hans Hallman200972183U.S.A.MontanaCarterCuster National Forest: Chalk Buttes: from the top of the South Chalk Butte, ca 0.5 air mi SE of Alstrom Spring, into Birch Spring Draw, and NE toward Hehn Draw, ca 0.5-2 air mi SW of Trenk Pass, ca 13.5 air mi SW of Ekalaka.-104.71745.717311581250Draw dominated by ponderosa pine and green ash. Phenology: fruiting.RMRM841668 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3312bBonnie Heidel2009620171U.S.A.WyomingCarbonShirley Basin: Dry Rim N of Muddy Creek, ca 2.4 mi N of Grinnell Lake, ca 22 mi S of Alcova.22982353At south-facing rim above broad basin, on sandy loam, with Artemisia nova, A. pedatifida, Stenotus acaulis, Elymus spicatus. Uncommon. Phenology: flowering.RMRM841673 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.3302Bonnie Heidel2009613164U.S.A.WyomingAlbanyWest Slope Laramie Range: N of Roger Canyon, ca 7 mi NE of Laramie.25002524On fractured limestone overlying shallow silt loam, 5% slope, south aspect, with Trifolium dasyphyllum, Elymus spicatus, Carex rossii, Cymopterus longilobus. Occasional. Phenology: flowering.RMRM841132 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2393Dina Clark J. Wingate, R. Brune, M. Gellner, D. Hazlett, and J. Borland2007523143U.S.A.ColoradoWeldEagle Rock Ranch: approx. 1.5 mi S of the Wyoming State Line: near Simpson Creek in the Chalk Bluffs, bluffs S of Simpson Creek.1737Eroded slope on southeast side of butte, with Cercocarpus montanus. 7.5' Chalk Bluffs East Quad Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.79715B. E. Nelson Joseph L. M. Charboneau2010610161U.S.A.MontanaValleyN of Mont Hwy 248 ca 2.5-3 air mi S of the West Fork Poplar River, ca 11 air mi E of Opheim.-106.162948.8529881922Grassland with swales and slopes of small cobblestones. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.79732B. E. Nelson Joseph L. M. Charboneau2010610161U.S.A.MontanaValleyRidge S of Theony Road just W of Opheim Hills, ca 10 air mi W of Opheim.-106.626348.8503871911Stony slopes in grassland. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.79761B. E. Nelson Joseph L. M. Charboneau2010610161U.S.A.MontanaValleyOff of Theony Road at Lighthouse Hill BM and vicinity above Chambers and First coulees, ca 19 air mi W of Opheim.-106.817148.8816792839Grassland with scattered silver sagebrush. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.80056B. E. Nelson Joseph L. M. Charboneau2010613164U.S.A.MontanaValleyOn ridge between Lena Coulee and Cut Throat Coulee on the Timber Creek Trail, ca 40 air mi SW of Glasgow.-107.302347.7663798838Sandy flats and butte with sandstone outcrops and boulders. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.72Joseph L. M. Charboneau2010615166U.S.A.MontanaValleyOn ridge between Duck Creek and Upper Eighth Coulee along Road 329, ca 1.5 air mi NW of Graveyard Hill, ca 26.5 mi SW of Fort Peck.-106.894147.7994789829Sandy flats and sandy roadside. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.174Joseph L. M. Charboneau2010621172U.S.A.MontanaValleyOn Britsch Road, ca 3 air mi SSW of Ada Reservoir, ca 12 air mi NE of Hinsdale.-106.893748.5115792823Grassland with occasional sagebrush on clay soil with slopes and drainages. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.208Joseph L. M. Charboneau2010621172U.S.A.MontanaValleyOn Larb Creek Road, ca 3 air mi N of Dead Mans Hill, ca 18.5 air mi SSW of Hinsdale.-107.280348.1731725740Grasslands with mostly loamy to sandy soil, occasional clay soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.452Joseph L. M. Charboneau2010624175U.S.A.MontanaValleyOn Ridge Road, on ridge above Tony Coulee, ca 2.5 air mi SW of Finn Reservoir, ca 36 air mi SW of Glasgow.-107.25947.91868954Sandy hillside with outcrops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.730Joseph L. M. Charboneau2010630181U.S.A.MontanaPhillipsOn North Frenchman Road, on ridge above Steelman Coulee, ca 8.5 air mi NE of Gray Reservoir, ca 37.5 air mi N of Saco; ca 51 air mi NNE of Malta.-107.350148.9904804865Dry hilltops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.830Joseph L. M. Charboneau2010630181U.S.A.MontanaPhillipsW of U.S. Hwy 191 on Fanny Hill, ca 2 air mi NNW of the confluence of Cottonwood Creek and the Milk River, ca 16 air mi NNE of Malta.-107.772948.5684756798Grasslands on sandy flats. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.892Joseph L. M. Charboneau201071182U.S.A.MontanaValleyLarb Hills (North): W of South Bench Road, Tank Coulee and ridge above it, ca 4 air mi ENE of Ashford Spring, ca 2 air mi SSW of Hinsdale; 25 air mi NW of Glasgow.-107.101948.3648743804Sagebrush-grasslands on loamy to sandy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1163Joseph L. M. Charboneau201077188U.S.A.MontanaValleyRock Creek Canyon, ca 5.5 air mi NW of Abey Reservoir, ca 14 air mi NNE of Hinsdale; ca 32 air mi NW of Glasgow.-106.990448.5968679750Grasslands on sandy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1244Joseph L. M. Charboneau201078189U.S.A.MontanaValleyE of Rock Creek Trail in hills W of Deep Creek, ca 1 air mi SE of Antelope Pass, ca 26 air mi NNE of Hinsdale; ca 42 air mi NNW of Glasgow.-106.925348.7472768783Grassland hills on clay soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1289Joseph L. M. Charboneau201078189U.S.A.MontanaPhillipsN of Montana Youth Ranch Road, in Clark Coulee, ca 2 air mi SSW of Hanson Reservoir, ca 18 air mi NNW of Saco; ca 27 air mi NNE of Malta.-107.53548.68765777Grasslands on sandy to loamy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.2811Joseph L. M. Charboneau201083215U.S.A.MontanaValleyBurnt Lodge Wilderness Study Area: Larb Hills (South): Plum Coulee on Plum Creek Trail, ca 3 air mi SSE of Castle Butte, ca 46 air mi SW of Glasgow.-107.378347.7863765878Sandy slopes and ridgetop. Phenology: fruiting.RMRM840762 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8Bethany Lewis2007511131U.S.A.WyomingAlbanyLaramie Plains: Bamforth National Wildlife Refuge: ca 7 air mi NW of Laramie.-105.7573541.369352210Grassland upland; dry. Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.81765B. E. Nelson2011620171U.S.A.MontanaValleyAlong Roosevelt Trail ca 0.5 mi E of Porcupine Creek and Fort Peck Indian Reservation, ca 5 air mi N of Nashua.-106.393848.205661676Rolling terrain below and slope of rim with meadows, bare areas, drainage channels, with clay soil, and cobblestone covered areas. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.82025B. E. Nelson2011622173U.S.A.MontanaValleyAlong Willow Creek Road above and E of Barber Coulee, ca 36 air mi SW of Glasgow.-107.11647.8133768829Grasslands with scattered sagebrush below the butte. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.82076B. E. Nelson2011622173U.S.A.MontanaValleyAlong Harper Ridge Road above and N of Carpenter Creek at the north boundary of Charles M. Russell National Wildlife Refuge, ca 40 air mi SW of Glasgow.-107.137947.7482801847Grassland on sandy soil above the rough breaks. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4273Joseph L. M. Charboneau201161152U.S.A.MontanaValleyCharles M. Russell National Wildlife Refuge: N of Bonetrail Boat Ramp, along Refuge Road 425, ca 1 air mi N of Fort Peck Lake, ca 44 air mi WSW of Fort Peck; ca 46 air mi SW of Glasgow.-107.25247.6899823859Sagebrush-grasslands on sandy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4399Joseph L. M. Charboneau201164155U.S.A.MontanaPhillipsAssiniboine Creek and ridge to the NE, ca 2.5 air mi W of the Milk River, ca 8 air mi NNE of Malta.-107.848848.4619710774Hills and swales on sandy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8762bBrian Elliott Kenneth Elliott1999715196U.S.A.ColoradoCusterWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: San Isabel National Forest: on Saint Charles Peak, ca 4 air mi NW of San Isabel.-105.108938.02053582Alpine. Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4494Joseph L. M. Charboneau201164155U.S.A.MontanaPhillipsSpring Coulee, W of U.S. Hwy 191, ca 1.5 air mi W of the Milk River, ca 10.5 air mi NNE of Malta.-107.764948.496692762Hillsides and hilltops on sandy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4535Joseph L. M. Charboneau201166157U.S.A.MontanaPhillipsE of Content Road, E of Sun Prairie Flats, ca 5 air mi WSW of Buckley Lake, ca 42 air mi E of Zortman; ca 33 air mi SSE of Malta.-107.641147.9215728768Sagebrush-grasslands on stony clay soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4581Joseph L. M. Charboneau201166157U.S.A.MontanaPhillipsE of Content Road, ca 2 air mi SW of Tallow Creek, ca 44 air mi E of Zortman; ca 30 air mi SSE of Malta.-107.604847.9681719746Well-drained hilltops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4608Joseph L. M. Charboneau201166157U.S.A.MontanaPhillipsE of Beaver Creek, ca 4.5 air mi E of Black Cow Reservoir, ca 49 air mi ENE of Zortman; ca 31 air mi SSE of Malta.-107.530448.0918707719Hillsides on loamy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4656Joseph L. M. Charboneau201168159U.S.A.MontanaMcConeDeadman Butte, E of CMR Refuge Road 340, ca 7 air mi ENE of Fort Peck; ca 28 air mi SE of Glasgow.-106.302448.0284780807Grasslands with sagebrush and juniper on sandy soil. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4700Joseph L. M. Charboneau201168159U.S.A.MontanaValleyCharles M. Russell National Wildlife Refuge: Fifth Ridge and Sixth Coulee S of The Pines Road (Refuge Road 102) ca 2 air mi SSW of Berger Reservoir, ca 24 air mi SW of Fort Peck; ca 24.5 air mi SSW of Glasgow.-106.6947.8589731807Sagebrush-grasslands on clay soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4857Joseph L. M. Charboneau2011612163U.S.A.MontanaPhillipsN of Mont Hwy 208, hills between Lush Coulee and Martins Coulee, ca 3 air mi SW of Austin Lake, ca 6.5 air mi SSW of Whitewater; ca 24.5 air mi NNE of Malta.-107.70648.6831768804Hillsides with stony clay soil. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5100Joseph L. M. Charboneau2011614165U.S.A.MontanaPhillipsHills W of Camp Creek, N of Dry Fork Road, ca 2.5 air mi NNE of Big Sage Reservoir, ca 9 air mi SE of Zortman; ca 48 air mi SSW of Malta.-108.438947.8077939981Hillsides with sagebrush-grasslands. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5331Joseph L. M. Charboneau2011619170U.S.A.MontanaValleyWindy Ridge and Papoose Creek, ca 1 air mi SSW of Erie Reservoir, ca 15 air mi N of Hinsdale; ca 36 air mi NW of Glasgow.-107.08548.6081780826Grassland hillsides on loamy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5439Joseph L. M. Charboneau2011619170U.S.A.MontanaPhillipsRidge W of Frenchman Creek, N of Frenchman Road, ca 1/4 air mi SW of Frenchman Reservoir, ca 22.5 air mi NNW of Hinsdale; ca 45 air mi NW of Glasgow.-107.207948.7035731762Grasslands on loamy soil with cobbles on hilltops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5479Joseph L. M. Charboneau Alice Sawyer2011621172U.S.A.MontanaValleyCharles M. Russell National Wildlife Refuge: Sixth Ridge, ca 9 air mi SSE of Pines Reservoir, ca 25 air mi SW of Fort Peck; ca 26.5 air mi S of Glasgow.-106.660747.8296621731Ponderosa pine-juniper woodland with openings on clay soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5649Joseph L. M. Charboneau2011623174U.S.A.MontanaPhillipsAmerican Prairie Reserve: Dry Fork Ridge, S of West Fork Dry Fork Creek, ca 3.5 air mi ENE Wrangler Reservoir, ca 29 air mi ESE of Zortman; ca 43 air mi SSW of Malta.-108.134447.7879850884Silty hilltops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5773Joseph L. M. Charboneau Mark Majerus, Michael Dolan, Noorjahan Parwana, Katie Butts, and Mary Frieze2011624175U.S.A.MontanaPhillipsAmerican Prairie Reserve: Box Elder Creek and hills above, ca 4 air mi E of Indian Lake, ca 38.5 air mi ESE of Zortman; ca 44 air mi SSE of Malta.-107.767447.735704728Sandy ridgetops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6001Joseph L. M. Charboneau2011627178U.S.A.MontanaValleyNear origin of Spring Creek, ca 8.5 air mi E of Laundry Hill, ca 25 air mi SSW of Opheim; ca 24 air mi N of Glasgow.-106.646348.5389881890Dry, stony hilltops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6181Joseph L. M. Charboneau2011628179U.S.A.MontanaPhillipsRidge E of Spring Creek, W of CK Ridge Road, ca 2.5 air mi E of Blizzard Reservoir, ca 18 air mi SE of Zortman; ca 48 air mi SSW of Malta.-108.276147.7335865905Sagebrush-grasslands on rolling hills of clay to loamy soil with swales and areas of stony silty hardpans. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6329Joseph L. M. Charboneau2011630181U.S.A.MontanaPhillipsLarb Hills (North): N of Cottonwood Creek, ca 4 air mi S of Bauer Reservoir, ca 13 air mi SW of Saco; ca 17.5 air mi ESE of Malta.-107.508448.3002756807Hilltops with sandy soil and sandstone outcrops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6754Joseph L. M. Charboneau201175186U.S.A.MontanaPhillipsN of Cottonwood Creek, ca 9.5 air mi WNW of Fanny Hill, ca 27 air mi WSW of Whitewater; ca 27 air mi NNW of Malta.-107.965848.6137762792Sandy to loamy hillsides and hilltops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7476Joseph L. M. Charboneau2011711192U.S.A.MontanaPhillipsMatador Ranch: Coburn Butte and prairie to the E, ca 8.5 air mi WSW of Veseth Reservoir, ca 8.5 air mi ESE of Zortman; ca 40 air mi SSW of Malta.-108.351847.89339541146Grasslands at base of butte with sandy soil. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7569Joseph L. M. Charboneau2011714195U.S.A.MontanaValleySeventh Ridge, ca 4.5 air mi NE of Graveyard Hill, ca 22 air mi SW of Fort Peck; ca 27 air mi SSW of Glasgow.-106.820347.8326743829Sandstone-based ridge. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8018Joseph L. M. Charboneau2011719200U.S.A.MontanaPhillipsSand Hills: ca 3.5 air mi SSE of Silver Peak, ca 5.5 air mi SSW of Zortman; ca 49 air mi SW of Malta.-108.565747.843610121048Sandstone ridge with occasional ponderosa pine, juniper, and big sagebrush. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6555Joseph L. M. Charboneau Josh Lamp201172183U.S.A.MontanaValleyKaminsky Hill and area to the N, ca 3.5 air mi N of the West Fork Poplar River, ca 12.5 air mi NE of Opheim; ca 57 air mi NNE of Glasgow.-106.195748.9679923960Sandy hilltops. Phenology: fruiting.RMUSFS Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.123Emily Elliott Brian Elliott2007521141U.S.A.MontanaCarbonBeartooth Mountains: Custer National Forest: along Forest Road 2071 and Forest Road 21478 at intersection, ca 3 air mi SW of Red Lodge.-109.302545.15818902012On south-facing slope, in an open meadow used as a horse pasture with sagebrush and into pine/Douglas fir. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.64063Ronald L. Hartman1999511131U.S.A.ColoradoPuebloWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on Colo Hwy 96, 1-1.5 air mi SE of Pueblo Reservoir dam.-104.706338.25414631585Calcareous slopes with scattered juniper. Phenology: flowering.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.76739B. E. Nelson Hans Hallman200965156U.S.A.MontanaCarterCuster National Forest: Long Pines: on Exie Road (Forest Road 3119), above and along North Tie Creek, ca 10 air mi WNW of Camp Crook, SD.-104.171145.584310851140Barren clay slopes with patches of vegetation and outwash flats below. Phenology: fruiting.RMUSFS883076 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.73977B. E. Nelson2008610162U.S.A.MontanaCarbonPryor Mountains: Custer National Forest: E of Sage Creek at the forest-Crow Indian Reservation boundary, ca 19 air mi ESE of Bridger.-108.578845.21716521743Sandy slopes with outcrops, with juniper, Douglas fir, and limber pine, much of which was dead. Phenology: fruiting.RMUSFS887867 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.76847B. E. Nelson Hans Hallman200968159U.S.A.MontanaCarterCuster National Forest: Ekalaka Hills: along and E of Carter Gulch, ca 2.5 air mi SE of Ekalaka.-104.502645.877410971170Ponderosa pine forest. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.66475Ronald L. Hartman1999822234U.S.A.ColoradoSaguacheWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Cochetopa Hills: Dry Gulch Road.-106.203938.182528652987Grassy slopes, coniferous covered tops. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4982Joshua J. Irwin2011614165U.S.AIdahoLemhiSalmon National Forest: Salmon River Mountains: foot of the ridge just S of the confluence of Musgrove and Panther creeks, 23.3 air mi WSW of Salmon.-114.3173345.020121702Dominant population in mesic soil within grassland vegetation, 24 degree slope, N aspect, alluvial geology. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.89793Ronald L. Hartman Joshua J. Irwin2010523143U.S.A.IdahoLemhiSalmon 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.-113.933845.180613591649Grassy slope and hills on south and east exposures and along creek. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4722Emma E. Freeland2013530150U.S.A.MontanaMadisonMadison River and foothills of Gravelly Range: ca 21 air mi S of Ennis, ca 13 air mi NE of Black Butte, ca 1 air mi SW of BLM Ruby Creek Campground.-111.676645.053317161743Rocky Juniperus scopulorum woodland with boulders. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4798Emma E. Freeland201362153U.S.A.MontanaMadisonSweetwater Creek, ca 24 air mi ESE of Dillon, ca 9 air mi S of Ruby River Reservoir.-112.183945.085119021963Steep, grassy slopes in a dry draw. Phenology: flowering.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4884Emma E. Freeland201363154U.S.A.MontanaMadisonGravelly Range: Wall Creek, ca 23 air mi S of Ennis, ca 11 air mi NE of Black Butte.-111.71945.0193318561945Rocky Pseudotsuga menziesii woodland. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5275Emma E. Freeland2013611162U.S.A.MontanaBeaverheadCa 3 air mi WNW of Monida, ca 16 air mi E of Garfield Mountain, ca 1 air mi N of I-15.-112.374744.586521092115Sagebrush grasslands. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5631Emma E. Freeland2013616167U.S.A.MontanaMadisonGravelly Range: along Gravelly Range Road (Forest Road 292), ca 18 air mi N of Black Butte, ca 14 air mi SSW of Ennis.-111.801745.155922222231Grasslands with occasional Pseudotsuga menziesii and Pinus flexilis. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6018Emma E. Freeland2013623174U.S.A.MontanaMadisonSnowcrest Range: Divide Creek and Pocket Creek, along Forest Road 100, ca 4.5 air mi N of Forest Boundary, ca 7-8 air mi E of Antone Peak, ca 34 air mi S of Virginia City.-112.024944.796422192268Sagebrush grasslands. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6056Emma E. Freeland2013624175U.S.A.MontanaBeaverheadCentennial Valley: Sand Creek, ca 4 air mi N of Idaho, ca 12 air mi S of Antone Peak, at junction of County Road 509 and BLM Road 1805.-112.144744.59712042Sagebrush grasslands on flat ground. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6130Emma E. Freeland2013624175U.S.A.MontanaBeaverheadWestern Centennial Mountains: Bean Creek, ca 3 air mi N of Idaho, ca 10 air mi W of Lakeview.-112.023544.581221032146Sparsely vegetated, eroding soil and rock outcrops. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.6234Emma E. Freeland2013624175U.S.A.MontanaBeaverheadHidden Lake Bench, ca 1-2 air mi N of Elk Lake, ca 49 air mi S of Ennis.-111.610144.705620482103Grasslands in openings of a mixed coniferous forest. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.7198Emma E. Freeland2013721202U.S.A.MontanaBeaverheadHenrys Lake Mountains: Antelope Basin, along the Continental Divide National Scenic Trail, ca 11 air mi SSW of Earthquake Lake, ca 48 air mi S of Ennis.-111.490544.71521462219Sagebrush grasslands. Phenology: fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1555Lori E. Brummer201084216U.S.A.ColoradoMontroseUncompaghre Plateau: Escalante Creek, ca 17.5 air mi WSW of Delta.-108.356438.659417071829Pinyon/juniper in sandstone canyon. Phenology: flowering & fruiting.RMRM921802 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11033Robert D. Dorn2014529149U.S.A.WyomingGoshenCa 17 mi WSW of Yoder on Goshen Rim.-104.6241.881585Chalky rock outcrop, with Cercocarpus and Phlox. Phenology: flowering & fruiting.RMRM931616 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.11177Keith H. Dueholm Ronald L. Hartman1981527147U.S.A.WyomingWashakieBighorn Basin: above South Fork Fifteenmile Creek, ca 23 air mi W of Worland.-108.4366744.013891463Badlands above creek, highly eroded clay and shale slopes, rocky slopes with sandstone, hard clay flats below slopes; slopes.RMRM1009643 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8628Ronald L. Hartman B. E. Nelson1979512132U.S.A.ColoradoMoffatCounty Road 10, 8.4 road mi W of Colo Hwy 318 and Sunbeam, E of Cross Mountain.-108.341640.53521951Sagebrush plains. Phenology: flowering.RMRM958913 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.50126Ronald L. Hartman Jean Wood1995511131U.S.A.WyomingLaramieSoutheastern Plains: ca 7 air mi SW of the center of Cheyenne.-104.867641.03818901981Grassy plains and slopes, rocky outcrops. Phenology: flowering & fruiting.RMRM963762 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1553Cheryl Mayer201658129U.S.A.WyomingCrookDevils Tower National Monument, summit of Devils Tower.1554Southwest aspect slightly up from summit edge; rocky; growing on rock with Selaginella densa. Common. Phenology: fruiting.RMRM958152 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.28110Sherel Goodrich Allen Huber2011623174U.S.A.ColoradoMoffatRidge W of summit of Lookout Mountain above Vermillion Bluffs.-108.49466740.8598892329Windswept slopes and ridge. Phenology: flowering.RMRM957553 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.713Carlos A. Popolizio Nancy E. Hastings, Rosalie M. Smith, Donald L. Hazlett1996612164U.S.A.WyomingPlatteCamp Guernsey: ca 1 km N of Deercorn Spring Creek and ca 2.4 km NW of confluence of Patten Creek and Broom Creek.1600Moderate slopes; ponderosa pine savannah; stony loam; with Pinus ponderosa, Juniperus scopulorum, Senecio canus, Poa spp. Locally common; erect to arching, fibrous rooted, perennial herb; 15-25 cm tall. Phenology: flowering & fruiting.RMRM958483 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.12021Robert D. Dorn2018615166U.S.A.South DakotaCusterCa 15 mi SW of Custer.-103.82833343.631524Grassland with Koeleria, Elymus, Artemisia frigida. Phenology: fruiting.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.5074C. H. Refsdal B. E. Nelson199578189U.S.A.UtahRich[location and coordinates withheld]19812115Sagebrush slopes with scattered junipers. Phenology: flowering & fruiting.RMRM981863 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8560Bonnie Heidel2018522142U.S.A.WyomingSweetwaterGreat Divide Basin Area: Oregon Buttes Wilderness Study Area: north Oregon Butte summit, ca 15 air mi SSW of South Pass City.-108.850542.25922609Sagebrush steppe, burned, level, loam; with Artemisia tridentata ssp. wyomingensis, Poa secunda, Eriogonum ovalifolium. Phenology: flowering.RMRM981723 Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.4439Bonnie Heidel2018520140U.S.A.WyomingAlbanyWest slope Laramie Range: ca 1.4 mi NE of U.S. Hwy 30, ca 3.5 air mi E of downtown Laramie.-105.529841.31692268Upper slope, NE aspect on sandy loam. With Cercocarpus montanus, Elymus spicatus, Zigadenus venenosus. Phenology: flowering.RM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.1962Timothy W. Chumley1995718199U.S.A.ColoradoParkEast-central Colorado: Mosquito Range to Plains: South Park: along the southeastern shore of Antero Reservoir and adjacent hills, ca 4 air mi NE of Antero Junction; ca 6.5 air mi SW of Hartsel.-105.893338.963327252804Grassy slopes and hills above the lake. Phenology: flowering & fruiting.RMRM Carex filifoliaphysical specimenCyperaceaeCarexfilifoliaNutt.8483Amy J. Roderick1998818230U.S.A.WyomingNatronaUpper North Platte and Laramie River Drainages: Steamboat Lake S of Wyo Hwy 220, ca 19 air mi W of Alcova townsite.-107.081642.540317981814Sandy basin of sagebrush, rabbitbrush, and grasses. Phenology: fruiting.36003,1,0true