Record Number Database Code Specimen ID Project Herbarium Accession Number Barcode NPS Accession NPS Catalog Family Genus 1 Specific Epithet 1 Specific Author 1 Infraspecific Rank 1 Infraspecific Epithet 1 Infraspecific Author 1 Name 1 Qualifier Name 1 Qualifier Position Hybrid Symbol Genus 2 Specific Epithet 2 Specific Author 2 Infraspecific Rank 2 Infraspecific Epithet 2 Infraspecific Author 2 Name 2 Qualifier Name 2 Qualifier Position Conservation Status Annotations Site Key Collector Collector Number Other Collectors Day Collected Month Collected Year Collected Verbatim Collection Date Country State County Locality Site Description Minimum Elevation Maximum Elevation Elevation Unit LatitudeLongitude UTM TRS Decimal Latitude Decimal Longitude Geodetic Datum Coordinate Uncertainty Coordinate Uncertainty Unit Elevation Georeferenced TRS Georeferenced Georeference Sources Georeference Remarks Georeferenced By Specimen Notes Other Notes Phenology Cultivated Images Type Specimen? TypeDetails 1 RM 131371 Evert 1985 RM 623056 Cyperaceae Carex diandra Schrank RM-15201 Erwin F. Evert 7874 21 6 1985 U.S.A. Wyoming Park Northern Absarokas: at base of Cathedral Cliffs, just S of Cody-Crandall Road (Wyo Hwy 296), ca 1.5 mi E of Crandall Ranger Station. Open, calcareous (marly) bog. 6600 ft. 44.8481° N, 109.5972° W; uncertainty 1 mi. T56N R106W S11; also S14 44.8481 -109.5972 1 mi. Flowering and Fruiting N N 2 RM 155161 Evert 1998 RM 820935 rm0023312 Cyperaceae Carex diandra Schrank RM-16537 Erwin F. Evert 35683 10 7 1998 U.S.A. Montana Sweet Grass Absaroka-Beartooth Mountains: Gallatin National Forest: just W of Hells Canyon Campground along the east side of the Boulder Road, 35 mi SW of Big Timber. Spruce swamp and open mire with Picea glauca, Calamagrostis canadensis, and Carex disperma. 6080 ft. 45.3559° N, 110.2104° W; uncertainty 1 mi. T5S R12E S35 45.3559 -110.2104 1 mi. Fruiting N RM0023312 N 3 RM 287868 Markow 1999 Cyperaceae Carex diandra Schrank RM-23444 Heather Marks 2 U.S.A. Wyoming Teton Grand Teton National Park: Murie (STS) Ranch, ca 0.3 air mi W of Moose Post Office, ca 3/4 air mi W of Moose Junction, ca 13 air mi N of Jackson. 6400 ft. T43N R116W S35; also S36 Flowering and Fruiting N N 4 RM 287930 Markow 1999 RM 699100 RM0133271 Cyperaceae Carex diandra Schrank RM-23443 Heather Marks s.n. U.S.A. Wyoming Teton Grand Teton National Park: Murie (STS) Ranch, ca 0.3 air mi W of Moose Post Office, ca 3/4 air mi W of Moose Junction, ca 13 air mi N of Jackson. 6400 ft. 43.6484° N, 110.7358° W T43N R116W S35; also S36 43.6484 -110.7358 2 mi. Flowering and Fruiting N RM0133271 N 5 RM 306832 So Rocky Mts RM 801221 Cyperaceae Carex diandra Schrank RM-24194 John G. Proctor s.n. 29 7 2003 U.S.A. Colorado Routt Elkhead Mountains: Routt National Forest: "Lost Lake" just S of California Park off First Creek Road, ca 1.5 mi NNE of Quaker Mountain, ca 17-18 mi NNE of Hayden. Southern lake margin on wet mossy floating logs and wet mossy soil in spruce-fir forest with scattered lodgepole pine and aspen; with Sphagnum, Carex utriculata, Glyceria elata, Lemna 8260 ft. 40.7174° N, 107.1515° W; GPS Reading T9N R87W S28 NW1/4 of NE1/4 40.7174 -107.1515 GPS Reading Fruiting N N 6 RM 341627 Porter RM 268371 RM0133270 Cyperaceae Carex diandra Schrank RM-32582 C. L. Porter 9197 Marjorie W. Porter 8 8 1962 U.S.A. Wyoming Albany Medicine Bow Range: on the North Fork Road, 8 mi NW of Centennial. Boggy edge of pond, lodgepole pine zone. 9700 ft. 41.3846° N, 106.1848° W; NAD 83, uncertainty 1 mi., Digital Map T16N R78W S5 41.3846 -106.1848 NAD 83 1 mi. N Y Digital Map Located 8 miles NW of Centennial on Sand Lake Road, following the road from the Centennial map of 1961; ca 4 road miles NW of current WY Hwy 130; just south of Clark Park; east of North Fork Observation Point; geo-locate.org. EL *might be 9,700 ft, not 8,600 ft* Fruiting N RM0133270 N 7 RM 361551 RMHERB1 RM 745735 Cyperaceae Carex diandra Schrank RM-36738 Bonnie Heidel 2204 S. Laursen 1 7 2002 U.S.A. Wyoming Park Beartooth Range: east end of Little Moose Lake, ca 3.5 air mi NE of Jim Smith Peak, ca 2.5 air mi N of U.S. Hwy 212. Floating Sphagnum mat on histosols, with Carex limosa, C. canescens, Drosera anglica. 8000 ft. T58 R107W S26 NE1/4 of SW1/4 Flowering and Fruiting N N 8 RM 361689 RMHERB1 RM 779186 RM0133267 Cyperaceae Carex diandra Schrank RM-36819 Bonnie Heidel 2404 19 7 2003 U.S.A. Wyoming Carbon Medicine Bow Range: ca 1.8 air mi NNW of Firebox Lake. Southeastern peat margin on largest of small lakes. Occurs with Carex aquatilis, C. limosa, Potentilla palustris. 9600 ft. T17N R78W S7 NE1/4 NW1/4 Flowering N RM0133267 N 9 RM 361767 RMHERB1 RM 779245 RM0133269 Cyperaceae Carex diandra Schrank RM-36873 Bonnie Heidel 2537 20 9 2003 20 Sept 2003 U.S.A. Wyoming Carbon Medicine Bow Range, between Rock Creek and North Fork of Rock Creek, ca. 1.8 air miles north-northwest of Firebox Lake.S7 /4 of /4. Borders of larger eastern lake along peat margins. Occurs with Eleocharis palustris, Carex aquatilis. 9680 ft. T17N R78W S 7 Fruiting N RM0133269 N 10 RM 362339 RMHERB1 RM 779253 RM0032798 Cyperaceae Carex diandra Schrank RM-37271 Bonnie Heidel 2618 16 7 2004 U.S.A. Wyoming Park Northern Absaroka Range: Clarks Fork Valley, on lower Corral Creek, immediately N of Wyo Hwy 296. Uncommon along border of creek through marshy opening, with Carex utriculata. 6650 ft. T57N R107W S11 SE1/4 of NE1/4 Flowering and Fruiting N RM0032798 N 11 RM 370885 Evert 1988 RM 532266 RM0032794 Cyperaceae Carex diandra Schrank RM-24257 Erwin F. Evert 6049 14 8 1983 U.S.A. Wyoming Park Absaroka Mountains; North Fork Shoshone River Drainage; on south side of river, ca 0.3-0.5 mi W of Moss Creek. Marsh. 6100 ft. 44.4473° N, 109.7247° W; uncertainty 0.5 mi. T52N R107W S27 NE1/4 44.4473 -109.7247 1 mi. Fruiting N RM0032794 N 12 RM 372212 Evert 1984 RM 609927 RM0032793 Cyperaceae Carex diandra Schrank RM-41723 Erwin F. Evert 7666 22 8 1984 U.S.A. Wyoming Park Northern Absarokas: Cathedral Cliffs-Swamp Lake Wetland; ca 2.5 mi E of Crandall Ranger Station. In open calcareous fen. 6600 ft. 44.8481° N, 109.5972° W; uncertainty 2 mi. T56N R106W S11; also S14 44.8481 -109.5972 2 mi. Fruiting N RM0032793 N 13 RM 395682 RMHERB1 RM 644165 Cyperaceae Carex diandra Schrank RM-56472 147 In Calamagrostis canadensis/Carex rostrata vegetation type with Viola spp.; soil derived from granite, saturated for much of growing season. Fruiting N N 14 RM 395753 RMHERB1 RM 644157 RM0032788 Cyperaceae Carex diandra Schrank RM-56520 Stephanie Mills 66 21 7 1995 U.S.A. Wyoming Park Absaroka Mountains: ca 3.5 air mi W of Table Mountain; ca 0.5 air mi SW of the Clarks Fork of the Yellowstone River. Along south edge of Carex utriculata wetland; in wet soil from residual granite influenced by limestone colluvium. 7000 ft. 44.8923° N, 109.6566° W; uncertainty 0.5 mi. T57N R106W S27 SW1/4 44.8923 -109.6566 1 mi. Flowering and Fruiting N RM0032788 N 15 RM 397108 RMHERB1 gtnp Cyperaceae Carex diandra Schrank RM-5735 Jacob D. Schoeller 3994 8 5 1924 U.S.A. New Mexico Dona Ana Jornada Range Reserve: between Goldenburg and New Well: 1.5 mi S of New Well. Wet edge of boggy island in the lake. 5050 ft. 32.73969 -106.6286 NAD 83 1 mi. Y N Nat. Geog. TOPO! Fruiting N N 16 RM 397109 RMHERB1 RM 252649 RM0133268 Cyperaceae Carex diandra Schrank RM-57366 Wilhelm G. Solheim 3994 14 7 1955 U.S.A. Wyoming Teton Grand Teton National Park: Swan Lake. Wet edge of boggy island in the lake. 6800 ft. 43.8955° N, 110.6369° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO! T45N R115W S2 43.8984 -110.6301 NAD 83 700 ft. N Y Nat. Geog. TOPO! BEN Fruiting N RM0133268 N 17 RM 397814 WYNDD RM 579439 RM0032791 Cyperaceae Carex diandra Schrank RM-57855 Walter Fertig 13341 George Jones 18 8 1992 U.S.A. Wyoming Park Northern Absaroka Mountains: Clarks Fork Valley: Swamp Lake; ca 34 air mi NW of Cody. Ecotone between Carex rostrata marsh and Picea glauca swamp forest; soil saturated. 6590 ft. 44.8336° N, 109.577° W; uncertainty 0.5 mi. T56N R106W S13 SE1/4 44.8336 -109.577 1 mi. Fruiting N RM0032791 N 18 RM 400397 WYNDD RM 703337 RM0032789 Cyperaceae Carex diandra Schrank RM-59366 Walter Fertig 17301 Sabine Mellmann-Brown 31 8 1996 U.S.A. Wyoming Park Beartooth Mountains: northwest shore of Lily Lake, ca 1.5 mi N of U.S. Hwy 212, ca 1.5 mi NNE of junction of U.S. Hwy 212 and Wyo Hwy 296. Carex aquatilis/C. rostrata community at edge of mudflats on low hummocks. 7680 ft. 44.9504° N, 109.7177° W; uncertainty 0.25 mi. T57N R106W S6 SW1/4 of SE1/4 44.9504 -109.7177 0 mi. Fruiting N RM0032789 N 19 RM 400407 WYNDD RM 681120 RM0032790 Cyperaceae Carex diandra Schrank RM-59372 Walter Fertig 17310 Sabine Mellmann-Brown 21 8 1996 U.S.A. Wyoming Park Beartooth Mountains: pair of unnamed ponds ca 0.7 mi NE of Lilly Lake, ca 0.2 mi W of Lake Creek; ca 1.8 mi N of U.S. Hwy 212. Floating mat in bog dominated by Sphagnum with Calamagrostis canadensis, Carex limosa, and Drosera anglica. 8120 ft. 44.9504° N, 109.6973° W; uncertainty 0.25 mi. T57N R106W S5 NW1/4 of NW1/4 44.9504 -109.6973 0 mi. Fruiting N RM0032790 N 20 RM 401379 WYNDD RM 681077 RM0032792 Cyperaceae Carex diandra Schrank RM-59807 Walter Fertig 18873 Laura Welp and Sabine Mellmann-Brown 1 8 1999 U.S.A. Wyoming Park Beartooth Range: wetland on south side of U.S. Hwy 212 across from road to Clay Butte Lookout, ca 4.7 air mi S of Montana; ca 4 mi E of junction of U.S. Hwy 212 and Wyo Hwy 296. Wet, quaking mats at edge of open water; soil orangish organic clay mulch; community of Carex limosa and C. rostrata with patches of C. buxbaumii on drier sites. 8960 ft. 44.9358° N, 109.6159° W; uncertainty 3 mi. T57N R106W S12 NE1/4 SW1/4 44.9358 -109.6159 3 mi. Fruiting N RM0032792 N 21 RM 432083 WYNDD RM 644156 RM0032787 Cyperaceae Carex diandra Schrank RM-66210 Stephanie Mills 112 3 8 1995 3 August 1995 U.S.A. Wyoming Park Absaroka Mountains: ca 2 air mi S of Lily Lake, just above Clarks Fork Yellowstone River. Growing out of mossy hummock in Salix planifolia/Carex aquatilis community type with Potentilla fruiticosa, C. rostrata, Calamagrostis canadensis. Soil from residual granite possibly influenced by limestone colluvium. 7000 ft. T57N R106W S19 NW1/4 Fruiting N RM0032787 N 22 RM 432092 WYNDD RM 644155 RM0032786 Cyperaceae Carex diandra Schrank RM-66212 Stephanie Mills 126 5 8 1995 5 August 1995 U.S.A. Wyoming Park Beartooth Plateau: ca 0.5 air mi SE of Ivy Lake outlet, east side of Little Moose Lake. On mossy non-floating mat in a Salix planifolia var. monica/Carex aquatilis community type. 8000 ft. T58N R107W S26 NE1/4 SW1/4 Fruiting N RM0032786 N 23 RM 432098 WYNDD RM 644166 RM0032784 Cyperaceae Carex diandra Schrank RM-66214 Stephanie Mills 145 6 8 1995 6 August 1995 U.S.A. Wyoming Park Beartooth Plateau: ca 4.5 air mi E of Clay Butte, west side of Lily Lake. In partial shade along lake shore in Betula glandulosa vegetation type with Habenaria hyperborea, Geum macrophyllum, Fragaria virginiana, and Equisetum arvense. Soil derived from granite, moist and mossy. 7680 ft. T57N R106W S6 SE1/4 SE1/4 Fruiting N RM0032784 N 24 RM 432099 WYNDD RM 644165 RM0032783 Cyperaceae Carex diandra Schrank RM-66214 Stephanie Mills 147 6 8 1995 6 August 1995 U.S.A. Wyoming Park Beartooth Plateau: ca 4.5 air mi E of Clay Butte, west side of Lily Lake. In Calamagrostis canadensis/Carex rostrata vegetation type with Viola spp. Soil derived from granite, saturated for much of growing season. 7680 ft. T57N R106W S6 SE1/4 SE1/4 Fruiting N RM0032783 N 25 RM 432101 WYNDD RM 644164 RM0032785 Cyperaceae Carex diandra Schrank RM-66215 Stephanie Mills 153 7 8 1995 U.S.A. Wyoming Park Beartooth Plateau: ca 1.5 air mi N of U.S. Hwy 212 and Wyo Hwy 296 junction, pond ca 3/4 air mi W of Lily Lake. Frequent around pond in wet soil. 7720 ft. T57N R106W S1 NE1/4 SE1/4 Fruiting N RM0032785 N 26 RM 432140 WYNDD Cyperaceae Carex diandra Schrank RM-66246 Stephanie Mills 56 21 7 1995 21 July 1995 U.S.A. Wyoming Park Absaroka Mts., ca 3.5 air mi SSE of Lily Lake, ca 0.5 air mi SW of Clarks Fork of the Yellowstone River. Around edge of Carex wetland in wet, bordering saturated, soil from residual granite and limestone colluvium. 7000 ft. T57N R106W S27; S27/4 N N 27 RM 446496 So Rocky Mts RM 541929 Cyperaceae Carex diandra Schrank RM-70914 David J. Cooper 1654 19 7 1987 U.S.A. Colorado Boulder Gold Hill Pond: ca 3 mi W of Gold Hill. Forming floating mats in the pond. Fruiting N N 28 RM 450465 So Rocky Mts RM 551518 Cyperaceae Carex diandra Schrank RM-73213 Janet Wingate 5334 V. Richards 25 8 1988 U.S.A. Colorado Grand Rocky Mountain National Park: Kawuneeche Valley. Infrequent on edge of pond and on log in pond; flat slope in open exposure, with moss and Carex utriculata. 427000E, 4470500N Fruiting N N 29 RM 450498 So Rocky Mts RM 733142 Cyperaceae Carex diandra Schrank RM-73236 Jan McKee 89025A 12 7 1989 U.S.A. Colorado Larimer County Road 103, 1.5 mi S of confluence of Laramie River and Two and One Half Creek. Infrequent on moist highly humidified peat with Carex lanuginosa and C limosa. 2703 m. T8N R75W S30 SE1/4 Flowering and Fruiting N N 30 RM 545390 Wood 1995 Cyperaceae Carex diandra Schrank cf. bs RM-103530 Jean Wood 3065 8 8 1995 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge: McDowell Lake, ca 11 air mi SE of Colville along Rookery Road. Lake edge and bottom; along source creek; Carex and alders. 2300 2400 ft. 48.4603° N, 117.6815° W T34N R41E S7 NE1/4; also NW1/4 and SE1/4 S8 48.4603 -117.6815 Flowering and Fruiting N N 31 RM 548455 Wood 1996 Cyperaceae Carex diandra Schrank RM-103605 Jean Wood 5361 27 6 1996 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Empire Lake, ca 6 air mi SW of Curlew. Lake; in shallow water. 3600 ft. 48.8074° N, 118.7122° W T38N R32E S12 NE1/4 48.8074 -118.7122 Flowering and Fruiting N N 32 RM 549082 Wood 1996 Cyperaceae Carex diandra Schrank RM-103617 Jean Wood 5981 4 7 1996 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: East Fork Crown Creek, ca 8 air mi NW of Northport. Mixed woods. 2500 ft. 48.9506° N, 118.7342° W T40N R32E S23 W1/2 48.9506 -118.7342 Flowering and Fruiting N N 33 RM 549203 Wood 1996 Cyperaceae Carex diandra Schrank RM-103618 Jean Wood 6100 Linda Swartz 6 7 1996 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Trombetta Canyon, ca 2 air mi S of Northport on Fivemile Creek. Homestead meadow and creek. 1950 ft. 48.8998° N, 117.764° W T39N R40E S9 South1/2; also SW1/4 S15 and SE1/4 S16, SW1/4 S16; also NW1/4 S16 48.8998 -117.764 Flowering and Fruiting N N 34 RM 549424 Wood 1996 Cyperaceae Carex diandra Schrank RM-103621 Jean Wood 6316 23 7 1996 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Summit Lake and Box Canyon wetlands, ca 3 air mi N of Pierre Lake. Lakeside. 2500 ft. 48.9506° N, 118.1428° W T40N R37E S20 NE1/4; also W1/2 S21 and SW1/4 S16 48.9506 -118.1428 Flowering and Fruiting N N 35 RM 550509 Wood 1996 Cyperaceae Carex diandra Schrank RM-103642 Jean Wood 7394 Madilane Perry 10 8 1996 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Curlew Lake, ca 4 air mi NNE of Republic. Lake and shoreline. 2400 ft. 48.7072° N, 118.6684° W T37N R33E S17 NW1/4; also T38N R33E NW1/4 S28, E1/2 S29; also NE1/4 S32 48.7072 -118.6684 Flowering and Fruiting N N 36 RM 550740 Wood 1996 Cyperaceae Carex diandra Schrank RM-103644 Jean Wood 7623 K. Ahlenslager, L. Swartz and J. Nisbet 13 8 1996 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Davis Lake, ca 11 air mi NW of Kettle Falls. Lake margins. 4500 ft. 48.7359° N, 118.2304° W T37N R36E S3 NW1/4 48.7359 -118.2304 Flowering and Fruiting N N 37 RM 675551 RMHERB1 RM Cyperaceae Carex diandra Schrank RM-112064 Sabine Mellmann-Brown 1510 22 8 2003 U.S.A. Wyoming Park Northern Absaroka Mountains: Shoshone National Forest: Clay Butte Fen, ca 0.5 mi S of Clay Butte Lookout, ca 1 mi W of Beartooth Lake, S of U.S. Hwy 212. 9000 ft. 44.93654° N, 109.61959° W; uncertainty 1 mi. T57N R106W S12 44.93654 -109.61959 1 mi. Fruiting N N 38 RM 675553 RMHERB1 RM 816490 RM0032795 Cyperaceae Carex diandra Schrank RM-112066 Sabine Mellmann-Brown 1618 29 7 2004 U.S.A. Wyoming Park Northern Absaroka Mountains: Shoshone National Forest: wetland ca 1 mi W of Lily Lake, ca 1.2 mi north of U.S. Hwy 212/Wyo Hwy 296 junction. 7680 ft. 44.94737° N, 109.73139° W; uncertainty 0.5 mi. T57N R107W S1 SE1/4 44.94737 -109.73139 1 mi. Fruiting N RM0032795 N 39 RM 675556 RMHERB1 RM 816488 RM0032796 Cyperaceae Carex diandra Schrank RM-112066 Sabine Mellmann-Brown 1621 29 7 2004 U.S.A. Wyoming Park Northern Absaroka Mountains: Shoshone National Forest: wetland ca 1 mi W of Lily Lake, ca 1.2 mi north of U.S. Hwy 212/Wyo Hwy 296 junction. 7680 ft. 44.94737° N, 109.73139° W; uncertainty 0.5 mi. T57N R107W S1 SE1/4 44.94737 -109.73139 1 mi. Fruiting N RM0032796 N 40 RM 675559 RMHERB1 RM 816492 RM0032797 Cyperaceae Carex diandra Schrank RM-112067 Sabine Mellmann-Brown 1628 30 7 2004 U.S.A. Wyoming Park Northern Absaroka Mountains: Shoshone National Forest: Ghost Creek Fen, between Muddy and Ghost creeks, ca 0.75 mi S of U.S. Hwy 212. 7900 ft. 44.92204° N, 109.65758° W; uncertainty 1 mi. T57N R106W S15 44.92204 -109.65758 1 mi. Fruiting N RM0032797 N 41 RM 680428 Heidel 2007 RM 823392 RM0048110 Cyperaceae Carex diandra Schrank RM-116802 Bonnie Heidel 3021 29 7 2007 U.S.A. Wyoming Park Beartooth Mountains: ca 0.5 mi SE of Clay Butte Lookout, ca 24 air mi SW of Red Lodge, MT. Border of floating mats in center of graminoid fen. Associated with C aquatilis and C limosa. 8980 ft. T57N R106W S12 SE1/4 NW1/4 In clumps. Fruiting N RM0048110 N 42 RM 680478 Heidel 2007 RM 823440 RM0048115 Cyperaceae Carex diandra Schrank RM-116536 Bonnie Heidel 2960 Emily Elliott 19 7 2007 U.S.A. Wyoming Park Beartooth Mountains: head of Ghost Creek, ca 14.5 air mi SE of Cooke City, Montana. Margins of central pools in graminoid basin fen, associated with Carex limosa, C. buxbaumii. 7900 ft. T57N R106W S15 SW1/4 NE1/4 Fruiting N RM0048115 N 43 RM 680517 Heidel 2006 RM 823517 RM0048114 Cyperaceae Carex diandra Schrank RM-116838 Bonnie Heidel 2867 31 7 2006 U.S.A. Wyoming Park Beartooth Mountains: wetland ca 0.6 air mi W of Lily Lake, immediately S of Forest Road 189. In floating mat, with Carex lasiocarpa, salix candida. 7700 ft. T57N R108W S1; also S6 SW1/4 Occasional. Flowering N RM0048114 N 44 RM 680527 Heidel 2006 RM 823529 RM0048112 Cyperaceae Carex diandra Schrank RM-116846 Bonnie Heidel 2833 25 7 2006 U.S.A. Wyoming Park Beartooth Mountains: wetland basin extending NW of Lily Lake, ca 12 air mi SE of Cooke City. In standing water and saturated peat around patterned pools, and at lake shore, with Carex aquatilis. 7680 ft. T57N R106W S6 SE1/4 Abundant at pools, occasional at shore. Flowering N RM0048112 N 45 RM 680653 RMHERB1 RM 816497 RM0057993 Cyperaceae Carex diandra Schrank RM-112064 Sabine Mellmann-Brown 1510 22 8 2003 U.S.A. Wyoming Park Northern Absaroka Mountains: Shoshone National Forest: Clay Butte Fen, ca 0.5 mi S of Clay Butte Lookout, ca 1 mi W of Beartooth Lake, S of U.S. Hwy 212. 9000 ft. 44.93654° N, 109.61959° W; uncertainty 1 mi. T57N R106W S12 44.93654 -109.61959 1 mi. Fruiting N RM0057993 N 46 RM 734910 Missouri Plateau RM 384583 Cyperaceae Carex diandra Schrank RM-25828 Blaine H. M. Mooers 1264 27 7 1986 U.S.A. Montana Roosevelt Two km SW of Froid. Silt loam, 3% slope, WNW aspect. Collected from a wet meadow range site that has not been grazed or hayed for at least 40 yrs. Assoc. with Spartina and Carex. 2050 ft. 48.3345° N, 104.4961° W; uncertainty 1 mi. 48.3345 -104.4961 1 mi. Fruiting N N 47 RM 734912 Missouri Plateau RM 24259 Cyperaceae Carex diandra Schrank 2. Carex diandra Schrank
Annotated by Alan A. Beetle on 2/20/1938. RM-121457 R. S. Williams s.n. 20 7 1892 U.S.A. Montana Flathead Columbia Falls. Fruiting N N 48 RM 734913 Missouri Plateau RM 366980 Cyperaceae Carex diandra Schrank RM-122129 Peter Lesica 3179 23 7 1984 U.S.A. Montana Lincoln South end Dudley Slough, ca 4 mi W of Trego. Very calcareous fen, near water; with Carex buxbaumii and C. oederi. 3000 ft. Flowering and Fruiting N N 49 RM 736371 Missouri Plateau RM 83220 Cyperaceae Carex diandra Schrank 3. Carex diandra Schrank
Annotated by D. J. Ode on 2//1983. RM-122966 A. H. Scoville s.n. 8 6 1888 U.S.A. North Dakota no county Boggy land. Flowering and Fruiting N N 50 RM 771381 Evert 2002 RM 908779 RM0038236 Cyperaceae Carex diandra Schrank RM-130041 Erwin F. Evert 39833 10 8 2002 U.S.A. Wyoming Teton Yellowstone Plateau: Yellowstone National Park: along Spring Creek at Fern Cascades, ca 1 mi S of the Old Faithful complex. Wet, unshaded soil in burned, former spruce-lodgepole pine forest with Parnassia fimbriata, Juncus ensifolius, and Senecio triangularis. 7500 ft. 44.4465° N, 110.8436° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO! T52N R116W S29 44.4465 -110.8436 NAD 83 0 mi. Nat. Geog. TOPO! Fruiting N RM0038236 N 51 RM 775864 Heidel 2007 RM 841366 RM0048109 Cyperaceae Carex diandra Schrank RM-116806 Bonnie Heidel 3004 26 7 2007 U.S.A. Wyoming Park Beartooth Mountains: Clarks Fork Yellowstone River Valley: wetland N of U.S. Hwy 212, ca 10 air mi SE of Cooke City, Montana. Shrubby fen with scattered trees; associated with Betula glandulosa, Carex aquatilis, and Potentilla fruticosa. 6860 ft. T57N R107W S11 NE1/4 NW1/4 Flowering N RM0048109 N 52 RM 776203 Heidel 2009 RM 841681 RM0048108 Cyperaceae Carex diandra Schrank RM-132540 Bonnie Heidel 3371b Jim Zier 13 8 2009 U.S.A. Wyoming Sheridan East Slope Big Horn Mountains: Sawmill Fen, S of Sawmill Lakes, ca 15 air mi SE of Burgess Junction. Ecotone between raised mounds of moss and encircle floating mat, with Drosera anglica, Carex limosa. 8200 ft. T54N R87W S26 SE1/4 Flowering N RM0048108 N 53 RM 808514 Heidel 2010 RM 906801 RM0048111 Cyperaceae Carex diandra Schrank RM-143605 Bonnie Heidel 3471 J. Zier 28 7 2010 U.S.A. Wyoming Sheridan East slope Big Horn Mountains: Big Moose Fen, ca 0.5 mi E of Twin Lakes outlet. At north end of graminoid fen zone; occurs with Carex aquatilis, Carex brunnescens, Eriophorum gracile, Eriophorum angustifolium. 8520 ft. T54N R87W S35 SE1/4 Uncommon. Flowering and Fruiting N RM0048111 N 54 RM 808607 RMHERB1 RM 906888 RM0057988 Cyperaceae Carex diandra Schrank RM-58271 Walter Fertig 14519 Kent Houston and Jennifer Whipple 26 8 1993 U.S.A. Wyoming Park Beartooth Plateau: swamp on south side of U.S. Highway 212 across from junction with road to the Clay Butte Visitor Center. Open canopy swamp with floating mats of Carex limosa and Carex simulata surrounded by open water with Nuphar and Carex aquatilis. 8960 ft. 44.9358° N, 109.6159° W; uncertainty 0.25 mi. T57N R106W S12 SE1/4 NW1/4 44.9358 -109.6159 0 mi. Flowering N RM0057988 N 55 RM 851031 Heidel 2006 RM 799637 RM0048113 Cyperaceae Carex diandra Schrank RM-116846 Bonnie Heidel 2833 25 7 2006 U.S.A. Wyoming Park Beartooth Mountains: wetland basin extending NW of Lily Lake, ca 12 air mi SE of Cooke City. In standing water and saturated peat around patterned pools, and at lake shore, with Carex aquatilis. 7680 ft. T57N R106W S6 SE1/4 Abundant at pools, occasional at shore. Flowering N RM0048113 N 56 RM 851965 Heidel 2006 RM 799671 RM0058825 Cyperaceae Carex diandra Schrank RM-116838 Bonnie Heidel 2867 31 7 2006 U.S.A. Wyoming Park Beartooth Mountains: wetland ca 0.6 air mi W of Lily Lake, immediately S of Forest Road 189. In floating mat, with Carex lasiocarpa, Salix candida. 7700 ft. T57N R108W S1; also S6 SW1/4 Occasional. Fruiting N RM0058825 N 57 RM 860431 Irwin 2011 RM Cyperaceae Carex diandra Schrank RM-153886 Joshua J. Irwin 6266 14 7 2011 U.S.A Idaho Lemhi Birch Creek Valley: Birch Creek tributary ca 0.8 mi N of the confluence with Rocky Canyon, 35.1 air mi SE of Leadore. Dominant population in hydric soil within herbaceous riparian vegetation, no slope, alluvial geology. 6473 ft. T11N R29E S27 44.2524 -112.97773 NAD 83 30 m. Flowering and Fruiting N N 58 RM 860667 Irwin 2011 RM Cyperaceae Carex diandra Schrank RM-153913 Joshua J. Irwin 6508A 18 7 2011 U.S.A Idaho Custer Challis National Forest: White Knob Mountains: unnamed west fork of Castle Creek, E of Castle Rock, 18.6 air mi W of Mackay. 75-150 plants estimated in mesic soil within herbaceous riparian vegetation, 26 degree slope, S aspect, trachyandesite geology. 7663 ft. T7N R21E S21 43.91443 -113.9853 NAD 83 30 m. Flowering and Fruiting N N 59 RM 871879 Fertig Misc RM 914827 RM0133266 Cyperaceae Carex diandra Schrank RM-155469 Walter Fertig 14522 Kent Houston, Jennifer Whipple 26 8 1993 U.S.A. Wyoming Park Beartooth Plateau: swamp on south side of U.S. Hwy 212 across from junction with road to Clay Butte visitor center. Open canopy swamp with floating mats of Carex limosa & Carex diandra surrounded by open water with Nuphar & Carex aquatilis. 7400 ft. T57N R106W S12 SE1/4 of NW1/4 Flowering and Fruiting N RM0133266 N 60 RM 872291 Heidel 2013 RM 915220 RM0074705 Cyperaceae Carex diandra Schrank RM-155728 Bonnie Heidel 3872 11 7 2013 U.S.A. Wyoming Park Beartooth Mountains: northwest end of Lily Lake, ca 44 mi NW of Cody. Around shrub fen pools, also on lake shore thicket; with Carex aquatilis, Potentilla fruticosa, Betula glandulosa, and Salix wolfii. 7680 ft. T57N R106W S6 center Fruiting N RM0074705 N 61 RM 872311 Heidel 2013 RM 915202 RM0074741 Cyperaceae Carex diandra Schrank RM-155710 Bonnie Heidel 3890 Kate Dwire 28 7 2013 U.S.A. Wyoming Park Beartooth Range: 3/4 mi SE of Clay Butte Lookout, S of U.S. Hwy 212, ca 40 mi NW of Cody. Decayed tree stump covered by leaf litter, in middle of fen; with Betula glandulosa, Salix planifolia, Carex scopulorum, and moss. 8980 ft. 608941E, 4976833N; NAD 83, Specimen Label T57N R106W S12 SW1/4 Fruiting N RM0074741 N