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 132770 Evert 1986 RM 725465 Equisetaceae Equisetum sylvaticum L. RM-15381 Erwin F. Evert 10548 19 7 1986 U.S.A. Washington Pend Oreille Selkirk Range: ca 16 mi ESE of Metaline Falls. Moist-wet forest floor under Thuja plicata and with Athyrium filix-femina and Gymnocarpium dryopteris. 3000 ft. 48.7648° N, 117.0653° W T38N R45E S26 48.7648 -117.0653 N N 2 RM 132779 Evert 1986 RM 725474 Equisetaceae Equisetum sylvaticum L. RM-15383 Erwin F. Evert 10557 20 7 1986 U.S.A. Washington Pend Oreille Selkirk Range: along Forest Road 308, ca 6 mi SW of Nordman, Idaho, along Kalispell Creek. Wet area along creek under old growth Thuja plicata. 2500 ft. 48.6051° N, 117.054° W T36N R45E S24 48.6051 -117.054 N N 3 RM 307233 RMHERB1 RM 338635 Equisetaceae Equisetum sylvaticum L. RM-24487 Robert D. Dorn 3777 27 7 1982 U.S.A. Wyoming Crook Wet meadow with Athyrium, Poa, and Carex. 5900 ft. 44.3589° N, 104.0622° W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO! T51N R60W S33; NE1/4 of SW1/4 44.3589 -104.0622 NAD 83 0 mi. Y Y Nat. Geog. TOPO! SC Vegetative N N 4 RM 370071 RMHERB1 RM 361279 RM0105601 Equisetaceae Equisetum sylvaticum L. RM-41101 Erwin F. Evert 4470 26 7 1982 U.S.A. Wyoming Sheridan Big Horn Mountains: along north side of Sawmill Pass-Red Grade Road, ca 1/8 mi W of preacher Rock. At edge of bog in swamp forest with Picea engelmannii, Ledum glandulosum, Carex canescens, and Vaccinium scoparium. 8200 ft. 44.6122° N, 107.2645° W; uncertainty 0.25 mi. T54N R86W S31 NE1/4 44.6122 -107.2645 0 mi. Vegetative N RM0105601 N 5 RM 370345 RMHERB1 RM 357571 RM0105602 Equisetaceae Equisetum sylvaticum L. RM-41238 Erwin F. Evert 4970 23 8 1982 U.S.A. Wyoming Sheridan Big Horn Mountains: along north side of Sawmill Pass-Red Grade Road; ca 1/8 mi W of preacher Rock. At edge of bog in swamp forest with Picea engelmannii, Ledum glandulosum, Carex canescens, and Vaccinium scoparium. 8200 ft. 44.6142° N, 107.2617° W; uncertainty 0.5 mi. T54N R86W S31 NE1/4 44.6142 -107.2617 1 mi. Vegetative N RM0105602 N 6 RM 401417 WYNDD RM 645046 RM0105603 Equisetaceae Equisetum sylvaticum L. RM-59829 Walter Fertig 18827 Bernie Bornong 19 7 1999 U.S.A. Wyoming Sheridan Big Horn Range: Preacher Rock Bog, on north side of Red Grade Road near the head of Ranger Creek, ca 2 mi NE of Dome Lake Reservoir; ca 16 air mi SW of Sheridan. Moist hummocks amid Carex and Luzula under partial canopy of Salix planifolia and stunted Picea engelmannii at edge of spruce woods; also found in shady Picea-Ledum glandulosum forest on dry, needle-rich soil above granite rocks and in standing water. 8200 ft. 44.6145° N, 107.2633° W; uncertainty 0.25 mi. T54N R86W S31 SW1/4 of NW1/4 44.6145 -107.2633 0 mi. Vegetative N RM0105603 N 7 RM 404147 RMHERB1 RM 338635 Equisetaceae Equisetum sylvaticum L. RM-61549 Robert D. Dorn 3777 27 7 1982 U.S.A. Wyoming Crook Wet meadow with Athyrium, Poa, and Carex. 5900 ft. 44.3589° N, 104.0622° W; uncertainty 0.25 mi. T51N R60W S33; NE1/4 of SW1/4 44.3589 -104.0622 0 mi. Vegetative N N 8 RM 437154 South Dakota RM 99249 Equisetaceae Equisetum sylvaticum L. RM-66522 Arthur C. McIntosh s.n. 4 6 1924 U.S.A. South Dakota Custer Custer, Sylvan Lake. Stream gorge. 5400 6200 ft. T3S R4E S1 43.8212 -103.5882 NAD 83 2 mi. Y Y Nat. Geog. TOPO! Spores N N 9 RM 437156 South Dakota RM 99249 Equisetaceae Equisetum sylvaticum L. RM-66738 Arthur C. McIntosh s.n. 4 6 1924 U.S.A. South Dakota Custer Sylvan Lake. Stream gorge. 6150 ft. 43.8471° N, 103.5662° W; uncertainty 1 mi. T2S R5E S30 43.8471 -103.5662 1 mi. Spores N N 10 RM 437374 South Dakota RM 247929 RM0105607 Equisetaceae Equisetum sylvaticum L. RM-66835 C. L. Porter 6736 7 7 1955 U.S.A. South Dakota Custer Black Hills: in Grace Coolidge Creek, along Needles Highway. In canyon along creek. 4780 5000 ft. T3S R6E S7 43.8019 -103.4504 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Vegetative N RM0105607 N 11 RM 438483 South Dakota RM Equisetaceae Equisetum sylvaticum L. RM-67400 Gary E. Larson 10618 James R. Johnson 20 7 1991 U.S.A. South Dakota Custer Custer State Park: Grace Coolidge Creek Picnic Area. Openly wooded creek floodplain; common. 4860 ft. 43.7991° N, 103.4439° W; uncertainty 0.5 mi. T3S R6E S7 SE1/4 43.7992 -103.4434 NAD 83 1 mi. Nat. Geog. TOPO! Vegetative N N 12 RM 439661 South Dakota RM 110895 RM0105604 Equisetaceae Equisetum sylvaticum L. RM-67826 Herman E. Hayward 1734 29 6 1927 U.S.A. South Dakota Pennington Harney Peak region. Wooded slope, east-facing; yellow pine association. 6650 ft. 43.8598° N, 103.5254° W; uncertainty 2 mi. T2S R5E S21 43.8598 -103.5254 1 mi. Y Y Vegetative N RM0105604 N 13 RM 442414 South Dakota USFS 400843 USFS0066320 Equisetaceae Equisetum sylvaticum L. RM-68805 Paul L. Ginter 85 21 6 1928 U.S.A. South Dakota Custer Harney National Forest: near Sugar Bowl in East Pine Creek. Log road; 15 percent northeast slope; sandy loam soil; weed type. 4500 6500 ft. T2S R5E S11 43.8884 -103.4824 NAD 83 2 mi. Y Y Nat. Geog. TOPO! Vegetative N USFS0066320 N 14 RM 545044 Wood 1995 Equisetaceae Equisetum sylvaticum L. RM-103522 Jean Wood 2754 26 7 1995 U.S.A. Washington Pend Oreille Western Colville National Forest and Vicinity: Granite Meadows, ca 3.5 air mi E of Little Pend Oreille Lakes, off Tacoma Divide Road. Old beaver ponds with some open water; extensive peat bog with multiple Carex species. 4350 ft. 48.6196° N, 117.4651° W T36N R42E S14 SW1/4 48.6196 -117.4651 Spores N N 15 RM 545061 Wood 1995 Equisetaceae Equisetum sylvaticum L. RM-103523 Jean Wood 277 23 5 1995 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Little Pend Oreille National Wildlife Refuge: Little Pend Oreille River, ca 10 air mi SE of Colville. Creek bank and creek bottom, sandy soil; willow/sedge. 2300 ft. 48.4748° N, 117.6815° W T34N R41E S6 SW1/4 48.4748 -117.6815 Spores N N 16 RM 545811 Wood 1995 Equisetaceae Equisetum sylvaticum L. RM-103534 Jean Wood 3444 14 8 1995 U.S.A. Washington Pend Oreille Western Colville National Forest and Vicinity: Little Pend Oreille Lakes, ca 20 air mi NE of Colville along south shore of Lake Leo, along Wash Hwy 20. Lakeshore and forest edge; mixed subalpine fir/spruce/lodgepole pine. 3165 ft. 48.7358° N, 117.4853° W T37N R42E S3 SW1/4 48.7358 -117.4853 Vegetative N N 17 RM 545836 Wood 1995 Equisetaceae Equisetum sylvaticum L. RM-103535 Jean Wood 3467 14 8 1995 U.S.A. Washington Pend Oreille Western Colville National Forest and Vicinity: Granite Meadows, ca 3.5 air mi E of Little Pend Oreille Lakes, off Tacoma Divide Road. Old beaver ponds with some open water; extensive peat bog with multiple Carex species. 4350 ft. 48.6196° N, 117.4651° W T36N R42E S14 SW1/4 48.6196 -117.4651 Vegetative N N 18 RM 546555 Wood 1995 Equisetaceae Equisetum sylvaticum L. RM-103555 Jean Wood 707 1 6 1995 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge: Lake Mountain, ca 1 air mi E of Lake Thomas; ca 20 air mi ENE of Colville; ca 3 mi along Forest Road 2712. Rock outcrop at summit. 4000 ft. 48.634° N, 117.5084° W T36N R42E S9 South 1/2 48.634 -117.5084 Spores N N 19 RM 549746 Wood 1996 Equisetaceae Equisetum sylvaticum L. RM-103623 Jean Wood 6636 27 7 1996 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Smackout Swamp, ca 7 air mi NW of Ione; ca 1 air mi NW of Smackout Pass. Mixed woods. 3100 3300 ft. 48.7939° N, 117.5737° W T38N R41E S13 SE1/4; also T38N R42E SW1/4 S18 48.7939 -117.5737 Vegetative N N 20 RM 646716 RMHERB1 RM 642973 RM0105599 Equisetaceae Equisetum sylvaticum L. RM-109186 Robert D. Dorn 8126 5 9 1999 U.S.A. Wyoming Crook Bear Lodge Mountains: head of Deep Creek ca 6 mi NE of Alva. Stream bank with Carex and Toxicodendron. 4300 ft. 44.7677° N, 104.3639° W; uncertainty 0.25 mi. T55N R63W S12 SW1/4 of SE1/4 44.7677 -104.3639 0 mi. Vegetative N RM0105599 N 21 RM 662379 WY Black Hills RM Equisetaceae Equisetum sylvaticum L. RM-110044 C. H. Refsdal 75 20 6 1993 U.S.A. Wyoming Crook Black Hills: Upper Sand Creek. 44.3644° N, 104.0622° W T51N R60W S33 NE1/4 of SW1/4 44.3644 -104.0622 No elevation given. Vegetative N N 22 RM 662679 WY Black Hills RM 568793 Equisetaceae Equisetum sylvaticum L. RM-110236 Hollis Marriott 11000 3 6 1989 U.S.A. Wyoming Crook Black Hills; NNE of Cement Ridge Lookout Tower in north trending draw, (Drains eventually into Sand Creek). Along streamlet in Birch-Hazelnut woods. 6050 ft. 44.3589° N, 104.0622° W; uncertainty 0.25 mi. T51N R60W S33 SW1/4 of NW1/4 of SW1/4 44.3589 -104.0622 0 mi. Spores N N 23 RM 664513 Marriott 1983 RM 370949 RM0105596 Equisetaceae Equisetum sylvaticum L. RM-18680 Hollis Marriott 2947 14 6 1983 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountain: upper East Creek drainage ca 5 air mi NNE of Alva. Birch woods along creek. 4000 ft. 44.7703° N, 104.4086° W; uncertainty 1 mi. T55N R63W S10 SE1/4; also SW1/4 S11 44.7703 -104.4086 2 mi. Vegetative N RM0105596 N 24 RM 671079 Marriott 1984 RM 370950 RM0105597 Equisetaceae Equisetum sylvaticum L. RM-110892 Hollis Marriott 9384 30 8 1984 U.S.A. Wyoming Crook Black Hills: Sand Creek at Welcome, ca 11 air mi S of Beulah. Beaver ponds in draw east of Sand Creek. 5900 ft. 44.3644° N, 104.0622° W; uncertainty 1 mi. T51N R60W S33 44.3644 -104.0622 1 mi. Vegetative N RM0105597 N 25 RM 672089 WY Black Hills RM 338635 Equisetaceae Equisetum sylvaticum L. RM-111163 Robert D. Dorn 3777 27 7 1982 U.S.A. Wyoming Crook Wet meadow with Athyrium, Poa, and Carex. 5900 ft. 44.3589° N, 104.0622° W; uncertainty 0.25 mi. T51N R60W S33; NE1/4 SW1/4 44.3589 -104.0622 0 mi. Vegetative N N 26 RM 672193 WY Black Hills RM Equisetaceae Equisetum sylvaticum L. RM-54087 Robert D. Dorn 8126 5 9 1999 U.S.A. Wyoming Crook Bear Lodge Mountains: head of Deep Creek ca 6 mi NE of Alva. Stream bank with Carex and Toxicodendron. 4300 ft. 44.7667° N, 104.3627° W T55N R63W S12 SW1/4 of SE1/4 44.7667 -104.3627 N N 27 RM 672194 WY Black Hills RM 642973 Equisetaceae Equisetum sylvaticum L. RM-111249 Robert D. Dorn 8126 5 9 1999 U.S.A. Wyoming Crook Bear Lodge Mountains: head of Deep Creek ca 6 mi NE of Alva. Stream bank with Carex and Toxicodendron. 4300 ft. 44.7677° N, 104.3639° W; uncertainty 0.25 mi. T55N R63W S12 SW1/4 of SE1/4 44.7677 -104.3639 0 mi. Vegetative N N 28 RM 672212 WY Black Hills RM 718544 RM0105600 Equisetaceae Equisetum sylvaticum L. RM-111267 Robert D. Dorn 9629 2 9 2002 U.S.A. Wyoming Crook Bear Lodge Mountains: ca 5.5 mi NE of Alva. Moist ravine with Mentha and Carex. 4500 ft. 44° 45.5' N, 104° 21.9' W; unknown, , GPS Reading 44.758333 -104.365 unknown N GPS Reading Vegetative N RM0105600 N 29 RM 730952 South Dakota RM 568132 RM0105605 Equisetaceae Equisetum sylvaticum L. RM-67399 Gary E. Larson 10618 James R. Johnson 20 7 1991 U.S.A. South Dakota Custer Custer State Park: along Grace Coolidge Creek. Openly wooded floodplain. 5100 ft. 43.8114° N, 103.4517° W; uncertainty 0.5 mi. T3S R6E S6 SW1/4 43.8114 -103.4517 1 mi. Vegetative N RM0105605 N 30 RM 730953 Missouri Plateau RM 131208 RM0105608 Equisetaceae Equisetum sylvaticum L. RM-121250 Bassett Maguire 436 13 8 1932 U.S.A. Montana Glacier Glacier National Park: vicinity of Two Medicine Lakes. 4862 ft. Vegetative N RM0105608 N 31 RM 730954 Missouri Plateau RM 369540 RM0105609 Equisetaceae Equisetum sylvaticum L. RM-121208 J. A. Moore 3117 23 6 1947 U.S.A. Montana Flathead Glacier National Park: Sprague Creek above road. swampy area on ridge. Vegetative N RM0105609 N 32 RM 730955 Missouri Plateau RM 288622 RM0105610 Equisetaceae Equisetum sylvaticum L. RM-121240 Robert D. Dorn 1366 4 8 1971 U.S.A. Montana Flathead 6 mi E of Martin City. Dogwood-Alder associated with Gymnocarpium dryopteris and Equisetum arvense. 4400 ft. Sparce. Vegetative N RM0105610 N 33 RM 730956 Missouri Plateau USFS 400845 USFS0066321 Equisetaceae Equisetum sylvaticum L. RM-121251 Peter F. Stickney 2344 19 7 1971 U.S.A. Montana Missoula Flathead National Forest: Mission Mountains: north side of Crystal Lake outlet, 14.7 mi E of St. Ignatius. Slope Level; moist valley floor; western larch-douglas-fir forest. 4800 ft. T18N R17W S8 NE1/4 Spores N USFS0066321 N 34 RM 730957 Missouri Plateau USFS 400844 USFS0066322 Equisetaceae Equisetum sylvaticum L. RM-121252 Frank F. Liebig 226 3 7 1925 U.S.A. Montana Flathead Flathead National Forest: Deerlick Ranger Station. Slope level; damp clay. 3380 Rather scarce. Vegetative N USFS0066322 N 35 RM 776236 Heidel 2009 RM 841698 RM0048979 Equisetaceae Equisetum sylvaticum L. RM-132761 Bonnie Heidel 3386 14 8 2009 U.S.A. Wyoming Sheridan East Slope Bighorn Mountains: upper Preacher Rock Bog, 0.4 mi NW of Preacher Rock, ca 16.5 air mi SE of Burgess Junction, Lake reservoir, ca 16 air mi S of Burgess Junction. In southeastern area of upper fen, partial shade, fed by seeps, Carex scopulorum, C. disperma, Caltha leptosepala, Senecio triangularis. 8340 ft. T54N R86W S31 SW1/4 NW1/4; also S2 NW1/4 Locally common. Flowering N RM0048979 N 36 RM 776507 Heidel 2008 RM 841762 RM0048981 Equisetaceae Equisetum sylvaticum L. RM-132918 Bonnie Heidel 3119 25 6 2008 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: Middle Fork Hay Creek, ca 6 air mi E of Alva, above confluence of 2 tributaries in seep. With Carex interior, Equisetum sylvaticum. 4220 ft. T54N R62W S17 NW1/4 Flowering N RM0048981 N 37 RM 808790 Heidel 2010 RM 906736 RM0048980 Equisetaceae Equisetum sylvaticum L. RM-143881 Bonnie Heidel 3455 24 7 2010 U.S.A. Wyoming Johnson East slope Big Horn Mountains: Bard Spring, ca 5 air mi W of Story, S of Penrose Trail. On forest margins along wet meadow opening, streambanks, fen pockets, seeps, and forested stream outlet; occurs with Eremogone congesta, Artemisia tridentata, and Cerastium spp. 7400 7550 ft. T53N R84W S20 S1/2; also S29 NE1/4 Locally common. Fruiting N RM0048980 N 38 RM 893756 OConner 2016 RM Equisetaceae Equisetum sylvaticum L. RM-157459 Crista L. O'Conner 278 26 5 2015 U.S.A. Idaho Latah Palouse Range: N of Forest Road 381 and Big Sand Creek. Riparian of creek with mature overstory of Tsuga heterophylla, Abies grandis, and occasional Picea engelmannii; understory dense with Physocarpus malvaceus and Alnus incana, with occasional light gaps. 2650 3010 ft. 46.9583° N, 116.5751° W to 46.9578° N, 116.579° W; WGS 84, , GPS reading T41N R2W S27 46.9583 -116.5751 WGS 84 GPS reading Spores N 39 RM 893854 OConner 2016 RM Equisetaceae Equisetum sylvaticum L. RM-157467 Crista L. O'Conner 376 30 5 2016 U.S.A. Idaho Latah Palouse Range: Vassar Meadow, S of Forest Road 3347. Growing in periphery of meadow with moderate to heavy shade of conifers. 2966 ft. 46.849° N, 116.5514° W; WGS 84, , GPS reading T40N R2W S2 46.849 -116.5514 WGS 84 GPS reading Spores N 40 RM 894459 OConner 2016 RM Equisetaceae Equisetum sylvaticum L. RM-157495 Crista L. O'Conner 981 Joshua Miller 15 6 2016 U.S.A. Idaho Clearwater Upper Basin: along Elk Creek and Forest Road 382, just NE of Trestle Creek and ca 6.5 mi N of Elk River. Saturated meadow and bog surrounded by community of Abies lasiocarpa and Picea engelmannii. 3480 3600 ft. 46.8883° N, 116.1465° W to 46.8876° N, 116.1538° W; WGS 84, , GPS reading T41N R2E S24 N1/2 46.8883 -116.1465 WGS 84 GPS reading Spores N 41 RM 895057 OConner 2016 RM Equisetaceae Equisetum sylvaticum L. RM-157514 Crista L. O'Conner 1579 Joshua Miller 27 6 2016 U.S.A. Idaho Clearwater Upper Basin: Elk Creek, Upper Basin Interpretive Trail, ca 6.5 air mi N of Elk River. Lush sphagnum bog surrounded by Abies lasiocarpa and Picea engelmannii communities. 3480 3520 ft. 46.8848° N, 116.1632° W; WGS 84, , GPS reading T41N R2E S24 NW1/4 46.8848 -116.1632 WGS 84 GPS reading Vegetative N 42 RM 895388 OConner 2016 RM Equisetaceae Equisetum sylvaticum L. RM-157525 Crista L. O'Conner 1910 Joshua Miller 4 7 2016 U.S.A. Idaho Clearwater Clearwater Mountains: Isabella Creek drainage: Trail 95 along Isabella Creek and Trail 96 along Elmer Creek, ca 25 air mi NNE of Cardiff Spur and ca 2-4 air mi NW of Black Mountain. Most areas within collection extent were dramatically reshaped by recent fire in the last ten years; fire-scarred towering Thuja plicata snags a testament to the former climax community. Disturbed areas with prolific stands of Chamerion angustifolium and, when moisture allows, Illiamna rivularis abounds. 2960 3650 ft. 46.892° N, 115.5914° W to 46.9072° N, 115.5738° W to 46.9163° N, 115.5796° W; WGS 84, , GPS reading T41N R7E S16; also S9 46.892 -115.5914 WGS 84 GPS reading Vegetative N 43 RM 898008 OConner 2017 RM Equisetaceae Equisetum sylvaticum L. RM-448281 Crista L. O'Conner 3724 21 6 2017 U.S.A. Idaho Latah Clearwater Mountains: Potlatch River drainage, Laguna Creek near Trail 768, ca 500 ft N of confluence with Feather Creek and 1 3/4 air mi SE of Abes Knob. Lush, saturated meadows with abundant Carex ampliatus and Scirpus microcarpus; Salix sitchensis and Alnus incana common along riparian. 3000 ft. 46.9413° N, 116.4091° W; WGS 84, , GPS reading T42N R1W S36 46.9413 -116.4091 WGS 84 GPS reading Vegetative N