: 1.21 $2024-03-28T23:51:19-7:0054.163.62.42searchRMRM725465 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.10548Erwin F. Evert1986719200U.S.A.WashingtonPend OreilleSelkirk Range: ca 16 mi ESE of Metaline Falls.-117.065348.7648914Moist-wet forest floor under Thuja plicata and with Athyrium filix-femina and Gymnocarpium dryopteris.RMRM725474 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.10557Erwin F. Evert1986720201U.S.A.WashingtonPend OreilleSelkirk Range: along Forest Road 308, ca 6 mi SW of Nordman, Idaho, along Kalispell Creek.-117.05448.6051762Wet area along creek under old growth Thuja plicata.RMRM338635 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3777Robert D. Dorn1982727208U.S.A.WyomingCrook-104.062244.35891798Wet meadow with Athyrium, Poa, and Carex. Phenology: vegetative only.RMRM361279 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.4470Erwin F. Evert1982726207U.S.A.WyomingSheridanBig Horn Mountains: along north side of Sawmill Pass-Red Grade Road, ca 1/8 mi W of preacher Rock.-107.264544.61222500At edge of bog in swamp forest with Picea engelmannii, Ledum glandulosum, Carex canescens, and Vaccinium scoparium. Phenology: vegetative only.RMRM357571 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.4970Erwin F. Evert1982823235U.S.A.WyomingSheridanBig Horn Mountains: along north side of Sawmill Pass-Red Grade Road; ca 1/8 mi W of preacher Rock.-107.261744.61422500At edge of bog in swamp forest with Picea engelmannii, Ledum glandulosum, Carex canescens, and Vaccinium scoparium. Phenology: vegetative only.RMRM645046 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.18827Walter Fertig Bernie Bornong1999719200U.S.A.WyomingSheridanBig 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.-107.263344.61452500Moist 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. Phenology: vegetative only.RMRM338635 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3777Robert D. Dorn1982727208U.S.A.WyomingCrook-104.062244.35891798Wet meadow with Athyrium, Poa, and Carex. Phenology: vegetative only.RMRM99249 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.s.n.Arthur C. McIntosh192464156U.S.A.South DakotaCusterCuster, Sylvan Lake.-103.588243.821216461890Stream gorge. Phenology: spores.RMRM99249 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.s.n.Arthur C. McIntosh192464156U.S.A.South DakotaCusterSylvan Lake.-103.566243.84711875Stream gorge. Phenology: spores.RMRM247929 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.6736C. L. Porter195577188U.S.A.South DakotaCusterBlack Hills: in Grace Coolidge Creek, along Needles Highway.-103.450443.801914571524In canyon along creek. Phenology: vegetative only.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.10618Gary E. Larson James R. Johnson1991720201U.S.A.South DakotaCusterCuster State Park: Grace Coolidge Creek Picnic Area.-103.443443.79921481Openly wooded creek floodplain; common. Phenology: vegetative only.RMRM110895 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.1734Herman E. Hayward1927629180U.S.A.South DakotaPenningtonHarney Peak region.-103.525443.85982027Wooded slope, east-facing; yellow pine association. Phenology: vegetative only.RMUSFS400843 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.85Paul L. Ginter1928621173U.S.A.South DakotaCusterHarney National Forest: near Sugar Bowl in East Pine Creek.-103.482443.888413711981Log road; 15 percent northeast slope; sandy loam soil; weed type. Phenology: vegetative only.RM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.2754Jean Wood1995726207U.S.A.WashingtonPend OreilleWestern Colville National Forest and Vicinity: Granite Meadows, ca 3.5 air mi E of Little Pend Oreille Lakes, off Tacoma Divide Road.-117.465148.61961326Old beaver ponds with some open water; extensive peat bog with multiple Carex species. Phenology: spores.RM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.277Jean Wood1995523143U.S.A.WashingtonStevensWestern Colville National Forest and Vicinity: Little Pend Oreille National Wildlife Refuge: Little Pend Oreille River, ca 10 air mi SE of Colville.-117.681548.4748701Creek bank and creek bottom, sandy soil; willow/sedge. Phenology: spores.RM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3444Jean Wood1995814226U.S.A.WashingtonPend OreilleWestern 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.-117.485348.7358964Lakeshore and forest edge; mixed subalpine fir/spruce/lodgepole pine. Phenology: vegetative only.RM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3467Jean Wood1995814226U.S.A.WashingtonPend OreilleWestern Colville National Forest and Vicinity: Granite Meadows, ca 3.5 air mi E of Little Pend Oreille Lakes, off Tacoma Divide Road.-117.465148.61961326Old beaver ponds with some open water; extensive peat bog with multiple Carex species. Phenology: vegetative only.RM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.707Jean Wood199561152U.S.A.WashingtonStevensWestern 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.-117.508448.6341219Rock outcrop at summit. Phenology: spores.RM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.6636Jean Wood1996727209U.S.A.WashingtonStevensWestern Colville National Forest and Vicinity: Smackout Swamp, ca 7 air mi NW of Ione; ca 1 air mi NW of Smackout Pass.-117.573748.79399451006Mixed woods. Phenology: vegetative only.RMRM642973 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.8126Robert D. Dorn199995248U.S.A.WyomingCrookBear Lodge Mountains: head of Deep Creek ca 6 mi NE of Alva.-104.363944.76771310Stream bank with Carex and Toxicodendron. Phenology: vegetative only.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.75C. H. Refsdal1993620171U.S.A.WyomingCrookBlack Hills: Upper Sand Creek.-104.062244.3644No elevation given. Phenology: vegetative only.RMRM568793 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.11000Hollis Marriott198963154U.S.A.WyomingCrookBlack Hills; NNE of Cement Ridge Lookout Tower in north trending draw, (Drains eventually into Sand Creek).-104.062244.35891844Along streamlet in Birch-Hazelnut woods. Phenology: spores.RMRM370949 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.2947Hollis Marriott1983614165U.S.A.WyomingCrookBlack Hills: Bear Lodge Mountain: upper East Creek drainage ca 5 air mi NNE of Alva.-104.408644.77031219Birch woods along creek. Phenology: vegetative only.RMRM370950 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.9384Hollis Marriott1984830243U.S.A.WyomingCrookBlack Hills: Sand Creek at Welcome, ca 11 air mi S of Beulah.-104.062244.36441798Beaver ponds in draw east of Sand Creek. Phenology: vegetative only.RMRM338635 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3777Robert D. Dorn1982727208U.S.A.WyomingCrook-104.062244.35891798Wet meadow with Athyrium, Poa, and Carex. Phenology: vegetative only.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.8126Robert D. Dorn199995248U.S.A.WyomingCrookBear Lodge Mountains: head of Deep Creek ca 6 mi NE of Alva.-104.362744.76671310Stream bank with Carex and Toxicodendron.RMRM642973 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.8126Robert D. Dorn199995248U.S.A.WyomingCrookBear Lodge Mountains: head of Deep Creek ca 6 mi NE of Alva.-104.363944.76771310Stream bank with Carex and Toxicodendron. Phenology: vegetative only.RMRM718544 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.9629Robert D. Dorn200292245U.S.A.WyomingCrookBear Lodge Mountains: ca 5.5 mi NE of Alva.-104.36544.7583331371Moist ravine with Mentha and Carex. Phenology: vegetative only.RMRM568132 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.10618Gary E. Larson James R. Johnson1991720201U.S.A.South DakotaCusterCuster State Park: along Grace Coolidge Creek.-103.451743.81141554Openly wooded floodplain. Phenology: vegetative only.RMRM131208 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.436Bassett Maguire1932813226U.S.A.MontanaGlacierGlacier National Park: vicinity of Two Medicine Lakes.1482Phenology: vegetative only.RMRM369540 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3117J. A. Moore1947623174U.S.A.MontanaFlatheadGlacier National Park: Sprague Creek above road.swampy area on ridge. Phenology: vegetative only.RMRM288622 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.1366Robert D. Dorn197184216U.S.A.MontanaFlathead6 mi E of Martin City.1341Dogwood-Alder associated with Gymnocarpium dryopteris and Equisetum arvense. Sparce. Phenology: vegetative only.RMUSFS400845 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.2344Peter F. Stickney1971719200U.S.A.MontanaMissoulaFlathead National Forest: Mission Mountains: north side of Crystal Lake outlet, 14.7 mi E of St. Ignatius.1463Slope Level; moist valley floor; western larch-douglas-fir forest. Phenology: spores.RMUSFS400844 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.226Frank F. Liebig192573184U.S.A.MontanaFlatheadFlathead National Forest: Deerlick Ranger Station.3380Slope level; damp clay. Rather scarce. Phenology: vegetative only.RMRM841698 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3386Bonnie Heidel2009814226U.S.A.WyomingSheridanEast 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.2542In southeastern area of upper fen, partial shade, fed by seeps, Carex scopulorum, C. disperma, Caltha leptosepala, Senecio triangularis. Locally common. Phenology: flowering.RMRM841762 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3119Bonnie Heidel2008625177U.S.A.WyomingCrookBlack Hills: Bear Lodge Mountains: Middle Fork Hay Creek, ca 6 air mi E of Alva, above confluence of 2 tributaries in seep.1286With Carex interior, Equisetum sylvaticum. Phenology: flowering.RMRM906736 Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3455Bonnie Heidel2010724205U.S.A.WyomingJohnsonEast slope Big Horn Mountains: Bard Spring, ca 5 air mi W of Story, S of Penrose Trail.22562301On forest margins along wet meadow opening, streambanks, fen pockets, seeps, and forested stream outlet; occurs with Eremogone congesta, Artemisia tridentata, and Cerastium spp. Locally common. Phenology: fruiting.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.278Crista L. O'Conner2015526146U.S.A.IdahoLatahPalouse Range: N of Forest Road 381 and Big Sand Creek.-116.575146.9583807917Riparian 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. Phenology: spores.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.376Crista L. O'Conner2016530151U.S.A.IdahoLatahPalouse Range: Vassar Meadow, S of Forest Road 3347.-116.551446.849904Growing in periphery of meadow with moderate to heavy shade of conifers. Phenology: spores.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.981Crista L. O'Conner Joshua Miller2016615167U.S.A.IdahoClearwaterUpper Basin: along Elk Creek and Forest Road 382, just NE of Trestle Creek and ca 6.5 mi N of Elk River.-116.146546.888310601097Saturated meadow and bog surrounded by community of Abies lasiocarpa and Picea engelmannii. Phenology: spores.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.1579Crista L. O'Conner Joshua Miller2016627179U.S.A.IdahoClearwaterUpper Basin: Elk Creek, Upper Basin Interpretive Trail, ca 6.5 air mi N of Elk River.-116.163246.884810601073Lush sphagnum bog surrounded by Abies lasiocarpa and Picea engelmannii communities. Phenology: vegetative only.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.1910Crista L. O'Conner Joshua Miller201674186U.S.A.IdahoClearwaterClearwater 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.-115.591446.8929021112Most 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. Phenology: vegetative only.RMRM Equisetum sylvaticumphysical specimenEquisetaceaeEquisetumsylvaticumL.3724Crista L. O'Conner2017621172U.S.A.IdahoLatahClearwater 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.-116.409146.9413914Lush, saturated meadows with abundant Carex ampliatus and Scirpus microcarpus; Salix sitchensis and Alnus incana common along riparian. Phenology: vegetative only.36003,1,0true