: 1.21 $2024-03-28T12:40:22-7:003.235.130.73searchRMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1656Peter J. Ebertowski2002713194U.S.A.WyomingNiobraraThunder Basin National Grassland and Vicinity: tributary of Cow Creek, on Cow Creek or County Road 3, ca 18 air mi NNW of Lance Creek; ca 27 air mi WSW of Mule Creek Junction.-104.722443.283312861323Grassy creek bed. Phenology: flowering & fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1700Peter J. Ebertowski2002715196U.S.A.WyomingCampbellThunder Basin National Grassland and Vicinity: Spring Creek on County Road 91, ca 28 air mi NE of Gillette; ca 23 air mi NNW of Moorcroft.-105.116544.570412431262Roadside in sagebrush/grassland. Phenology: flowering & fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2899Peter J. Ebertowski B. E. Nelson2002814226U.S.A.WyomingConverseThunder Basin National Grassland and Vicinity: reservoir on creek immediately W of Sheep Creek and S of its confluence with Sheep Creek, ca 21 air mi NE of Bill; ca 35 air mi SE of Wright.-104.970843.427513141320Creek bank lined by Elaeagnus. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.7092Peter J. Ebertowski2003723204U.S.A.WyomingCampbellThunder Basin National Grassland and Vicinity: draw running E off Artesian Draw, on Wyo Hwy 387, ca 26 air mi SW of Wright; ca 21 air mi NE of Midwest.-105.927643.572615911634Small chokecherry thicket in narrow ravine. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.7888Peter J. Ebertowski200388220U.S.A.WyomingConverseThunder Basin National Grassland and Vicinity: Brown Springs Creek, on two-track off Ross or County Road 31, ca 32 air mi NW of Douglas; ca 22 air mi NNE of Glenrock.-105.727843.149616091676Area around spring. Phenology: flowering.RMRM738913 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.21784Erwin F. Evert1991718199U.S.A.MontanaSweet Grass[location and coordinates withheld]1280Weedy riparian area with Populus balsamifera, Salix lasiandra, Agrostis stolonifera, and Betula occidentalis. Phenology: vegetative only.RMRM781496 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.27249Erwin F. Evert1994618169U.S.A.MontanaMadison[location and coordinates withheld]1478Parking area along river with Veronica peregrina, Lappula squarrosa, Oenothera villosa, and Potentilla biennis. Phenology: vegetative only.RMRM787962 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.30808Erwin F. Evert199665157U.S.A.MontanaStillwaterAlong the east side of the Stillwater River at Whitebird Fishing Access and Campground, 6 mi SW of Columbus.-109.346645.57431152Disturbed riparian community with Populus balsamifera, Betula occidentalis, and Rudbeckia laciniata. Phenology: flowering & fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.69806B. E. Nelson James F. Fowler2006824236U.S.A.ArizonaCoconinoKaibab National Forest: W of McDermit Canyon along old U. S. Hwy 66, ca 1.5 air mi E of Parks; ca 15 air mi E of Williams.-111.918135.26162195In and around corrals. Phenology: flowering & fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.37382Erwin F. Evert1999728209U.S.A.WyomingTetonTeton Range: Targhee National Forest: along the south side of Moose Creek, ca 6 mi SE of Victor, ID.-111.054543.5622027Disturbed soil in corrals and adjacent to outfitters camp with Arctium minus, Thlaspi arvense, and Amsinckia menziesii.RMRM794234 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2909Jeanette Flaig2003819231U.S.A.ColoradoArchuletaEastern San Juan Mountains: San Juan National Forest: Coal Creek Trailhead: U.S. Hwy 160 W to Fawn Gulch Road; ca 6 air mi E of Pagosa Springs.-106.87537.323426022661Douglas fir, ponderosa pine and aspen forest with Quercus understory. Phenology: fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.62946B. E. Nelson2004818231U.S.A.ColoradoLa PlataEastern San Juan Mountains: along Spring Creek and Forest Road 537 below the mouth of Salt Cnayon, ca 8.5-9 air mi ENE of Ignacio; ca 8 air mi SE of Bayfield.-107.484337.157622192301Around stock pond. Phenology: fruiting.RMRM960931 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.63480Ronald L. Hartman1998816228U.S.A.New MexicoColfaxNM Hwy 72, 11 road mi E of I-25 (milepost 11).-104.278336.92192500Roadside through wooded area. Phenology: flowering.RMRM703920 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.619Michele Barlow Steve Kettler1992817230U.S.A.WyomingJohnsonEastern Plains: Sayles Creek.-106.811244.42431548Sparse Acer negundo community on floodplain with understory of Bromus inermis. Phenology: fruiting.RMRM643023 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.8130Robert D. Dorn199996249U.S.A.WyomingNiobraraCa 17 mi ENE of Lance Creek.-104.318543.08841280Roadside with Helianthus and Medicago. Phenology: fruiting.RMRM682171 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.954Steve Kettler1991920263U.S.A.WyomingNatronaLaramie Range: South Crow Creek, ca 1.2 air mi S of Crystal Lake Road and site of Hecla.-105.16441.13882128Mixed age stand of Populus angustifolia with occasional P. tremuloides on streambed floodplain; understory of Ribes, Poa, Cirsium arvense, and young P. angustifolia. Phenology: fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4155Joy Handley2000523144U.S.A.IdahoAdamsPayette National Forest and Vicinity: Weiser River Valley: along old U.S. Hwy 95 S of Fruitvale, ca 4.5-5.5 air mi N of Council; ca 14 air mi SSW of New Meadows.-116.421544.7956914Roadside grass and shrubland. Phenology: fruiting.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.17910B. E. Nelson Michelle Nelson198988220U.S.A.ColoradoRouttSierra Madre\Park Range: Park Range: Routt National Forest: In canyon along Rock Creek, ca 16.5 air mi SE of Yampa, ca 4 air mi NNE of McCoy.-106.712239.970721952256Brushy bench above the creek.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.9228Grace M. Kostel2005723204U.S.A.South DakotaJacksonBuffalo Gap National Grassland and Vicinity: ca 3.5 air mi NW of Cactus Flats.-101.95528343.85305792In reservoir at the head of an ephemeral creek, soils are clay loam. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.9259Grace M. Kostel2005723204U.S.A.South DakotaJacksonBuffalo Gap National Grassland and Vicinity: ca 4 air mi SE of Cactus Flats, Martin Dam.-101.839443.810633767In clay pan drainage of a stock dam, soils are clay. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.9791Grace M. Kostel2005810222U.S.A.South DakotaPenningtonBuffalo Gap National Grassland and Vicinity: ca 3.5 air mi ESE of Wall.-102.1677543.988583823In wetland reservoir, soils are loamy clay. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.9807Grace M. Kostel2005812224U.S.A.South DakotaPenningtonBuffalo Gap National Grassland and Vicinity: ca 8 air mi SE of Wall.-102.08841743.940433792In wetland reservoir, soils are loam muck. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.9815Grace M. Kostel2005812224U.S.A.South DakotaPenningtonBuffalo Gap National Grassland and Vicinity: ca 10 air mi SE of Wall.-102.0887543.896933792In wetland reservoir, soils are loam muck. Phenology: flowering.RMRM940241 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.65624B. E. Nelson2005727208U.S.A.New MexicoTaosCarson National Forest and Vicinity: Sangre de Cristo Range: Rancho del Rio Grande Grant: along Rio Chiquito on Forest Road 437, ca 2.5 air mi SE of Ranchos de Taos.-105.579136.335621952225Roadside and canyon bottom. Phenology: flowering.RMRM949456 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.69461B. E. Nelson200688220U.S.A.New MexicoMoraCarson National Forest and Vicinity: Santa Fe Mountains: along NM Hwy 518 from forest boundary SW ca 3/4 mi, above Vigil Canyon, ca 9.5 air mi NW of Mora.-105.440136.079727922841Roadside and adjacent shale roadcut. Phenology: flowering & fruiting.RMRM949457 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.10563Jill E. Larson2006819231U.S.A.New MexicoTaosCarson National Forest and Vicinity: Sangre de Cristo Range: San Cristobal Canyon Trailhead and along trail in canyon, ca 3 air mi NE of San Cristobal; ca 2 air mi SSE of Lama.-105.608836.619624872865Pinyon/juniper woodland in vicinity of trailhead. Phenology: flowering & fruiting.RMRM803630 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.57815aB. E. Nelson2002721202U.S.A.WyomingWashakieBighorn Basin: along Indian Creek, ca 4--5 air mi E of Big Cedar Ridge and 3--4 air mi W of the Nowood River, ca 13.5 air mi S of Ten Sleep.-107.440243.839414631493Edge and dry upper end of reservoir. Phenology: flowering.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.5865Margarette J. Lyon1994711192U.S.A.ColoradoSan Miguel[location and coordinates withheld]2439Riparian with Populus angustifolia and Salix exigua. Phenology: flowering & fruiting.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.6660Margarette J. Lyon Laura Cosse199483215U.S.A.ColoradoMontroseSan Miguel and Lower Dolores River Drainages: Dolores River Drainage: in Dolores River Canyon.-108.877638.49581463At base of cliffs with Acer negundo and Salix exigua. Phenology: flowering & fruiting.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.7210Margarette J. Lyon1994811223U.S.A.ColoradoSan MiguelSan Miguel and Lower Dolores River Drainages: Uncompahgre National Forest: Naturita Ridge.-108.620538.16782073North-facing slopes with pinyon, juniper, oak, mountain mahogany, and serviceberry. Phenology: flowering & fruiting.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.7643Margarette J. Lyon1994820232U.S.A.ColoradoMesaSan Miguel and Lower Dolores River Drainages: Unaweep Canyon along West Creek.-108.762738.74772134Riparian area with Acer negundo, Populus, Salix exigua, Eleocharis, and Equisetum. Phenology: flowering & fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.12502Hollis Marriott2005819231U.S.A.South DakotaPenningtonBlack Hills: Mount Rushmore National Memorial: Lafferty Gulch just S of park boundary.1417Drainage bottom in paper birch/beaked hazel forest; along small stream with granite boulders.RMRM804377 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.561Cheryl Mayer2005723204U.S.A.South DakotaPenningtonBlack Hills: Mount Rushmore National Memorial: Lafferty Gulch just upstream from north park boundary.1414Lush north-trending drainage with flowing water and moss-covered rocks. Paper birch/beaked hazel forest with white spruce; partial light; at water's edge.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.3491Melanie Arnett1998819231U.S.A.ColoradoGunnisonSouthern Gunnison Basin: ca 1.5 air mi due E of Fitzpatrick Reservoir; ca 4.1-4.6 road mi from U.S. Hwy 50; ca 23 air mi ESE of Montrose along County Road 864.-107.475238.357923532439Roadside. Phenology: flowering & fruiting.RMUSFS470552 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.3353Ralph Naas Dorothy Naas1976729211U.S.A.WashingtonWhatcomNewhalem, 1 mi W.-121.276748.6717152Scattered on open gravelly waste place type site with Tanacetum vulgare. Phenology: flowering & fruiting.RMUSFS470562 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1749Charles H. McDonald195995248U.S.A.MontanaRavalliBitterroot National Forest: Ambrose Road.-113.95246.55031219Grows on 10% with W exposure in sandy clay with knapweed, thistle, a ryegrass, Bromus tectorum, and Rose. Phenology: flowering & fruiting.RMRM260937 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.s.n.Clare Reed1939106279U.S.A.IdahoBannockAlameda.-112.454142.8899Phenology: flowering & fruiting.RMUSFS470560 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.175James C. Whitham1945729210U.S.A.MontanaLincolnKootenai National Forest: roadside 3 mi W of Libby along Highway #2.-115.55648.3883670Scarce on level on roadside in open sweet clover and waste lands in gravelly clay loam-rocky. Phenology: flowering & fruiting.RMUSFS470561 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1467James C. Whitham1933727208U.S.A.MontanaGallatinGallatin National Forest: Rocky Canon, along railroad.-111.289746.13881524Not common on level along roadsides in shallow, coarse gravel. Also found just below Bear Creek Ranger Station. Phenology: flowering & fruiting.RMRM72002 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.333June A. Clark1911914257U.S.A.IdahoAdaBoise.-116.203443.6135878Hillsides. Phenology: flowering & fruiting.RMUSFS470552 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.3353Ralph Naas D. Naas1976729211U.S.A.WashingtonWhatcomNewhalem, 1 mi W.-121.276748.6717152Scattered on open gravelly waste place type site with Tanacetum vulgare. Phenology: flowering & fruiting.RMRM616533 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.11123Stuart Markow1994730211U.S.A.IdahoBonnevilleTarghee National Forest: S side of Palisades Creek, ca 4 air mi E of Idaho Hwy 26, ca 5 air mi N of Palisades.-111.180943.40081615Riparian dominated by Cornus sericea, Clematis ligusticifolia, Urtica dioica, and Rubus parviflorus. Phenology: flowering & fruiting.RMRM765467 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.5180Sarah Nunn200199252U.S.A.ColoradoLarimerRoosevelt National Forest: Front Range: Hewlett Gulch off Colo Hwy 14, 0.5 mi W of Poudre Park, ca 13 air mi NW of Fort Collins. C-105.318540.700918292012North to south running gulch with creek and old homestead with ponderosa pine and Populus; Rhus and Chrysothamnus in dry open areas. Phenology: fruiting.RMRM806096 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2647Brian Reif2002718199U.S.A.New MexicoRio ArribaSanta Fe National Forest and vicinity: Jemez Mountains: Arroyo de los Frijoles, 2.5 air mi W of Abiquiu. From corral at start of Barranca Trail 111 3.4 air mi S to Frijoles Spring.-106.37823336.17058318332134Riparian through canyon of soft sedimentary rock in pinyon/juniper woodland. Phenology: flowering.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2607Bonnie Heidel200484217U.S.A.WyomingGoshenSoutheastern Plains: Fort Laramie National Historic Site: immediately south of canal, ca 1.5 air mi SW of Fort Laramie (town).-104.54442.19831292Shady thicket fed by canal, on saturated loam, with Prunus virginiana, Bromis inermis, Clematis ligusticifolia.RMRM746175 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.20461N. Duane Atwood1995827239U.S.A.WyomingSweetwaterLittle Mtn BLM Greenriver Resource Area.2500Spring area in narrow-leaf cottonwoods east exposure. Phenology: flowering & fruiting.RMRM398103 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.s.n.D. Long J. Von Loh19838213U.S.A.WyomingLaramieF. E. Warren Air Force Base: Crow Creek.-104.877541.15311859Riparian. Phenology: flowering.RMRM398820 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.132Dan Lewis1981726207U.S.A.WyomingConverseLaramie Mountains: Little LaPrele and Blue Nose creeks along County Road C-24, ca 21 air mi SW of Douglas.-105.703642.56932134Common in creek bottoms and draws. Phenology: flowering.RMRM355055 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.849Ellen Collins1983716197U.S.A.WyomingBig HornRoad to Horseshoe Bend.-108.281644.9641158Calcareous slope. Phenology: flowering.RMRM357368 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4703Erwin F. Evert198288220U.S.A.WyomingParkAbsaroka Mountains: North Fork Shoshone River Drainage: at Elk Fork Creek Trail Head.-109.623444.46181829Around corrals. Phenology: flowering.RMRM622557 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.8249Erwin F. Evert198579190U.S.A.WyomingSheridanPowder River Basin: S of Story Fish Hatchery buildings and ponds.-106.917544.570116521664In Pinus ponderosa forest with understory of Acer glabrum and Crataegus columbiana; considerable evidence of past disturbance. Phenology: vegetative only.RMRM268615 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.311Francis X. Jozwik1962817229U.S.A.WyomingNatronaCasper Mountain Area: just below the road on Gothmore Loop.-106.308542.80651920Growing at the edge of a moist willow thicket. Lg lvs from coll. 326, 21 Aug 1962, same location. Phenology: flowering.RMRM169483 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.6293George E. Osterhout1922821233U.S.A.WyomingPlatteChugwater.-104.821641.7566Phenology: flowering.RMRM543761 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.407Jan Pollet198988220U.S.A.WyomingPlatteLaramie River, 12 road mi NE of Wheatland.-104.861742.12591432South bank of river. Phenology: flowering.RMRM544260 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.438Jan Pollet1989814226U.S.A.WyomingPlatteCottonwood Creek, 32 road mi NW of Wheatland.-105.214142.29791616Creek bank, dry. Phenology: flowering.RMRM543737 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.502Jan Pollet1989823235U.S.A.WyomingPlatteAlong Brush Creek, 17 road mi E of Wheatland.-105.108141.83451737Creek banks, dry, some standing water. Phenology: flowering.RMRM543731 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.618Jan Pollet198992245U.S.A.WyomingPlatteNorth Platte River: S of U.S. Hwy 26, 0.5 road mi S of Guernsey.-104.744342.25491323Phenology: flowering.RMRM543749 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.801Jan Pollet198998251U.S.A.WyomingPlatteDeadhead Creek, 6 road mi E of Wyo Hwy 34, 12 road mi SW of Wheatland.-105.166241.83451550Creek banks and creek bed. Phenology: flowering.RMRM544017 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.802Jan Pollet198998251U.S.A.WyomingPlatteDeadhead Creek, 6 road mi E of Wyo Hwy 34, 12 road mi SW of Wheatland.-105.166241.83451550Creek banks and creek bed. Phenology: flowering.RMRM726898 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.573Patricia P. Douglas R. M. Smith, N. E. Hastings1995824236U.S.A.WyomingPlatteCamp Guernsey: 2.9 km S of confluence of Patten and Deercorn Spring Creek (to form Broom Creek), 5.3 km E of Haushar Ranch.1475Ephemeral pond on flat of silty loam with Pediomelum argophyllum, Psoralidium tenuiflora, Agropyron, Glycyrrhiza, Juniperus, and Poa spp. Phenology: flowering & fruiting.RMRM643023 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.8130Robert D. Dorn199996249U.S.A.WyomingNiobraraCa 17 mi ENE of Lance Creek.-104.311143.081280Roadside with Helianthus and Medicago. Phenology: fruiting.RMRM304789 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.AL--128Ronald G. Schreibeis1976731213U.S.A.WyomingCrookCa 5 mi NW of Aladdin.-104.22244.696In deciduous tree bottomland. Phenology: flowering.RMRM336861 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1012Ruth O'Brien198191244U.S.A.WyomingAlbanyCa 25 mi SW of Wheatland on Nueces Ranch, along Bluegrass Creek.-105.379241.90781859Growing in shade of trees along the creek. Phenology: flowering.RMRM213545 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.s.n.W. L. Duncan1949819231U.S.A.WyomingFremontVicinity of Lander.-108.730742.833Phenology: flowering.RMRM602378 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.14402Walter Fertig Jane Struttmann1993817229U.S.A.WyomingPlatteSoutheastern Plains: ca 1.5 air mi W of I-25, adjacent to Brookie Road, north end of Wheatland.-105.018442.0972Fallow field dominated by Bromus inermis at edge of grove of Populus deltoides and Elaeagnus. Phenology: flowering.RMRM761703 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.55635B. E. Nelson2001813225U.S.A.ColoradoMoffatNorth-central Colorado: Elkhead Mountains: at the end of Forest Road 133, ca 3 air mi NE of Black Mountain, ca 2.5 air mi SE of Buck Point, ca 23.5 air mi NNE of Craig.-107.327240.808928172951Roadside and adjacent areas in spruce-fir forest. Phenology: buds.RMRM647453 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.3552Amy J. Roderick1997812224U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: East Fork Medicine Bow River, ca 4.6 air mi NE of Elk Mountain townsite.-106.318841.72032134Cottonwood understory near river. Phenology: flowering.RMRM99327 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.678Arthur C. McIntosh1924923267U.S.A.South DakotaPenningtonRapid City.-103.220444.0835975In moist places. Phenology: flowering & fruiting.RMRM745860 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.461Dina Clark Colin Deihl1994716197U.S.A.ColoradoLas AnimasMesa de Maya Region: near Dripping Springs along Tecolote Creek.1524Disturbed moist site at base of sandstone cliff. Phenology: fruiting.RMRM169477 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.267George E. Osterhout189486218U.S.A.ColoradoLarimerW of Fort Collins.Phenology: flowering.RMRM169489 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4180George E. Osterhout1909911254U.S.A.ColoradoWeldWindsorPhenology: fruiting.RMRM63072 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4180George E. Osterhout1909911254U.S.A.ColoradoWeldWindsorPhenology: fruiting.RMRM312808 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.s.n.George E. Osterhout19109244U.S.A.ColoradoWeldWindsor.Phenology: fruiting.RMRM312925 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.s.n.George E. Osterhout1909728209U.S.A.ColoradoWeldNew Windsor.Phenology: fruiting.RMRM545656 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.791Herb L. Karcher198994247U.S.A.ColoradoGarfieldGlenwood Springs. Near irrigation ditch at W edge of town.Near irrigation ditch. Phenology: fruiting.RMUSFS470559 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.564Paul L. Ginter1941813225U.S.A.ColoradoLarimerRoosevelt National Forest: lower Poudre Canyon.17681% east facing slope, deep gravelly loam, along roads. Phenology: fruiting.RMRM298300 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2724Ronald L. Hartman1968821234U.S.A.New MexicoColfaxPhilmont Scout Ranch, near Cimarron: 0.5 mi W of Ranch Headquarters.-104.956136.464192012In thicket along creek. Phenology: fruiting.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1999James P. Vanderhorst1990828240U.S.A.ColoradoEagleFlat Tops/White River Plateau: Colorado River, ca 12 air mi WNW of Eagle.-107.078739.69151890Rocky river bottom with cottonwoods, willows, sagebrush, oak, and juniper.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.3591James P. Vanderhorst1991725206U.S.A.ColoradoGarfieldFlat Tops/White River Plateau: Rifle Mountain Park, ice caves trail and along Rifle Creek, ca 11 air mi N of Rifle.-107.682139.71692134Deep shade in open cave.RMRM651519 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.5277B. A. Packer T. McGowan and J. Brondum1998812224U.S.A.WyomingNatronaLaramie Range: ca 10 air mi SE of Casper on County Road 607, along unnamed dry creek.-106.157642.700618901981Along dry creek beds and surrounding grasslands. Combined with 5278 Phenology: fruiting.RMRM651548 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.5554B. A. Packer T. McGowan and J. Brondum1998829241U.S.A.WyomingAlbanyLaramie Range: along North Laramie River.-105.35242.19819812103Along trail to river. Phenology: fruiting.RMRM324378 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1939B. E. Nelson1978917260U.S.A.WyomingJohnsonPowder River Basin: ca 14.5 air mi NE of Edgerton on Wyo Hwy 387, ca 52 air mi NNE of Casper in JJ Draw.-106.057843.48061524Frequent in clay in distrubed bottom with Lactuca serriola and Artemisia biennis under Populus sargentii. Phenology: flowering & fruiting.RMRM324382 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2068B. E. Nelson1978919262U.S.A.WyomingCampbellPowder River Basin: ca 4 air mi NW of Spotted Horse, ca 37.5 air mi NW of Gillette, breaks above Spotted Horse Creek.-105.8894444.74441219Occasional in loamy clay in bottomland with Iva and Atriplex. Phenology: flowering & fruiting.RMRM324381 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2108B. E. Nelson1978920263U.S.A.WyomingCampbellPowder River Basin: ca 17 air mi N of Gillette in Little Powder River Valley.-105.423644.53251204Infrequent in sandy clay in bottomland under Juniperus. Phenology: flowering & fruiting.RMRM317857 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2312B. E. Nelson1978922265U.S.A.WyomingConverseLaramie Mountains: ca 5.5 air mi NW of Esterbrook, ca 20 air mi SSW of Douglas along Indian Creek.-105.464442.46751676Infrequent on gravelly roadside with Melilotus. Phenology: flowering & fruiting.RMRM317856 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2334B. E. Nelson1978925268U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 3 air mi W of La Grange, ca 30 air mi S of Torrington on Wyo Hwy 151, along Bear Creek.-104.221441.63881402In bottomland with Solidago. Infrequent. Phenology: flowering & fruiting.RMRM317855 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2344B. E. Nelson1978926269U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole: ca 1-1.5 mi SW of Torrington, S of golf course along North Platte River.-104.213242.05491250In river bottom with Nepeta. Infrequent. Phenology: flowering & fruiting.RMRM317854 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2591B. E. Nelson1978929272U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 4.5 air mi NNE of Wheatland on Wyo Hwy 320, along Laramie River.-104.936442.1251387Occasional in sandy river bottom with Populus and Glycyrrhiza. Phenology: flowering & fruiting.RMRM317853 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2592B. E. Nelson1978929272U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 4.5 air mi NNE of Wheatland on Wyo Hwy 320, along Laramie River.-104.936442.1251387Occasional in sandy river bottom with Populus and Glycyrrhiza. Phenology: flowering & fruiting.RMRM333363 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.3890B. E. Nelson1979716197U.S.A.WyomingSheridanPowder River Basin: ca 6.5 air mi W of Parkman, ca 12 air mi NW of Dayton along East Pass Creek.-107.4705644.95941463Roadside and riparian. Phenology: flowering & fruiting.RMRM347782 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.7123B. E. Nelson Gael Fonken1980814227U.S.A.WyomingWashakieBig Horn Mountains: in Tensleep Canyon on an old section of U.S. Hwy 16, ca 11 air mi NE of Ten Sleep.-107.2611144.11562073Brushy canyon. Phenology: flowering & fruiting.RMRM324377 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.5977Keith H. Dueholm1978811223U.S.A.WyomingSheridan[location and coordinates withheld]1310Plains, flats along dry creekbed; near creekbed. Phenology: flowering & fruiting.RMRM324379 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.6139Keith H. Dueholm1978825237U.S.A.WyomingCampbell[location and coordinates withheld]1158Roadside; ditch. Phenology: flowering & fruiting.RMRM324380 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.6174Keith H. Dueholm1978825237U.S.A.WyomingCampbellPowder River Basin: ca 1 air mi E of Gary Reservoir.-105.1977844.97531097Large pond and shaded draws and slopes, plains; shaded draw, cattle-trampled area. Phenology: flowering & fruiting.RMRM333335 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.8809Keith H. Dueholm197989221U.S.A.WyomingConversePowder River Basin: North Platte River, ca 6.5 air mi E of Glenrock.-105.738642.84531493Floodplain of river, willow thicket, small backwater, sandy terrace above river, sagebrush plains; terrace, among buffaloberry.RMRM334289 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.8983Keith H. Dueholm1979811223U.S.A.WyomingSheridanPowder River Basin: ca 10 air mi W of Parkman.-107.5316744.97581585Crataegus thickets on slopes above small creek, margins of creek; along creek. Phenology: flowering & fruiting.RMRM333749 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.10611Ronald L. Hartman197983215U.S.A.WyomingSheridanBig Horn Mountains: ca 3 air mi SSW of Dayton.-107.292844.82891341Ridge with sandy lower slopes and stream bottom, Gypsum springs and Chugwater formations. Phenology: flowering & fruiting.RMRM333771 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.10846Ronald L. Hartman197986218U.S.A.WyomingSheridanCa 4.5 air mi W of Dayton.-107.347844.87251402Sandy soil with scattered Pinus ponderosa. Phenology: flowering & fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.29239bno collectorU.S.A.WyomingRMRM599570 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.28726B. E. Nelson1993818230U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Goshen Hole: NE of Glomill Reservoir off County Road 125, ca 12 air mi W of Yoder; ca 21 air mi SW of Torrington.-104.527941.913651390Base of sandstone cliff of a small hogback. Phenology: flowering.RMRM599456 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.29200B. E. Nelson1993826238U.S.A.WyomingConverse[location and coordinates withheld]1451Thickets along the river. 2 of 2 sheets Phenology: vegetative only.RMRM599457 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.29200B. E. Nelson1993826238U.S.A.WyomingConverse[location and coordinates withheld]1451Thickets along the river. 1 of 2 sheets Phenology: flowering & fruiting.RMRM599451 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.29239B. E. Nelson1993826238U.S.A.WyomingConverseSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along the North Platte River ca 0.5-0.8 mi above the mouth of Wagon Hound Creek, ca 6.8 air mi S of Douglas.-105.372542.65691445Wet area in old overflow channel and thickets along the edges. 2 of 2 sheets Phenology: vegetative only.RMRM599569 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.29317B. E. Nelson1993826238U.S.A.WyomingConverse[location and coordinates withheld]1554Thickets in the stream bottom. Phenology: flowering & fruiting.RMRM654616 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.32657B. E. Nelson1994711192U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Hartville Uplift: along a draw leading into Rawhide Creek ca 1 mi W of Middle Rawhide Butte, ca 11 air mi NW of Jay Em; ca 38.5 air mi NW of Torrington.-104.522442.569915391573Chokecherry-boxelder thicket at the edge of a vernal pool. Phenology: buds.RMRM654617 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.33376B. E. Nelson Tim Chumley and Robbin Romberg199483215U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along Chugwater Creek SE of Degans Butte, ca 7.5-8.5 air mi SW of Chugwater; ca 25 air mi S of Wheatland.-104.949241.691116891701Steep banks along the creek. Phenology: flowering.RMRM654618 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.33935B. E. Nelson Tim Chumley and Robbin Romberg1994812224U.S.A.WyomingPlatteSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along Chugwater Creek below Antelope Gap Road, ca 3-3.3 air mi E of Wheatland.-104.89542.05441390Entrenched creek banks and adjacent meadows. Phenology: flowering.RMRM654619 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.371Timothy W. Chumley1994825237U.S.A.WyomingLaramieSouthern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horse Creek ca 1 air mi W of I-80 off Nimmo, True or County Road 120, ca 22 air mi N of Cheyenne.-104.925641.455817681841In willow thickets along stream. Phenology: flowering.RMRM654620 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.428Timothy W. Chumley1994826238U.S.A.WyomingGoshenSouthern Powder River Basin/Southeastern Plains: Goshen Hole: along Bear Creek ca 1 air mi W of Wyo Hwy 151 crossing, ca 10 air mi S of Hawk Springs, ca 46 air mi NE of Cheyenne.-104.232841.63914541457Along wooded and entrenched stream with steep to vertical banks. Phenology: flowering.RMRM371586 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.11790B. E. Nelson1984912256U.S.A.WyomingCrookBlack Hills: Bear Lodge Mountains: along Pine Creek, ca 8 air mi NNW of Aladdin; ca 25 air mi NNE of Sundance.-104.24544.74471067Disturbed areas. Phenology: flowering & fruiting.RMRM371585 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.12106B. E. Nelson1984918262U.S.A.WyomingCrookBlack Hills: along Inyan Kara Creek, ca 5 air mi E of Keyhole Reservoir, ca 15 air mi W of Sundance.-104.688944.39141250Creek banks. Phenology: flowering & fruiting.RMRM371594 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1873Hollis Marriott198285217U.S.A.WyomingWeston[location and coordinates withheld]1341Disturbed soil near lake. Phenology: flowering.RMRM371593 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4022Hollis Marriott198375186U.S.A.WyomingCrook[location and coordinates withheld]1158In draw with Rocky Mountain junipers and ponderosa pines. ( ) From field notes. Phenology: flowering & fruiting.RMRM371592 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4377Hollis Marriott1983712193U.S.A.WyomingCrook[location and coordinates withheld]1219Deciduous woods along creek. Phenology: flowering & fruiting.RMRM371591 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4578Hollis Marriott1983714195U.S.A.WyomingCrookBlack Hills: Miller Creek, Garman Ranch; ca 9.5 air mi SSE of Devils Tower.-104.632844.476391310Deciduous woods along creek. ( ) From field notes. Phenology: flowering & fruiting.RMRM371590 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.5128Hollis Marriott1983728209U.S.A.WyomingCrookBlack Hills: Redwater Creek, ca 2.2 air mi WNW of Beulah.-104.1402844.55331097Streambank Phenology: flowering & fruiting.RMRM371589 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.5303Hollis Marriott198382214U.S.A.WyomingCrookBlack Hills: Goldie Divide near junction of Goldie and New Haven roads, ca 5 air mi NW of Hulett.-104.670344.72331371Deciduous woods in moist draw below reservoir. Phenology: flowering & fruiting.RMRM371588 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.5593Hollis Marriott198384216U.S.A.WyomingCrookBlack Hills: Inyan Kara Creek E of HK Divide, ca 15 air mi W of Sundance.-104.688944.391394200Streambanks. Phenology: flowering & fruiting.RMRM371587 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.9184Hollis Marriott1984818231U.S.A.WyomingCrookBlack Hills: Inyan Kara Mountain (east half); ca 13.5 air mi S of Sundance.-104.344744.201391615In draw east of mountain with chokecherry, hawthorne, and snowberry. ( ) From field notes. Phenology: flowering & fruiting.RMRM304789 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.AL-128Ronald G. Schreibeis1976731213U.S.A.WyomingCrookCa 5 mi NW of Aladdin.-104.22244.696In deciduous tree bottomland. Phenology: flowering.RMRM313991 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.V-5Ronald G. Schreibeis1976731213U.S.A.WyomingCrook5-6 air mi NE of Aladdin.-104.198344.7168Creek bottom. Phenology: flowering.RMRM823130 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.37382Erwin F. Evert1999728209U.S.A.WyomingTetonTeton Range: Targhee National Forest: along the south side of Moose Creek, ca 6 mi SE of Victor, ID.-111.054543.5622027Disturbed soil in corrals and adjacent to outfitters camp with Arctium minus, Thlaspi arvense, and Amsinckia menziesii. Phenology: buds.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.74562B. E. Nelson2008622174U.S.A.MontanaCarbonPryor Mountains: Bear Canyon and vicinity, ca 25 air mi SE of Bridger.-108.52245.08816281646Bushy, weedy canyon bottom. Phenology: fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.76401B. E. Nelson2008815228U.S.A.MontanaCarbonBighorn Basin: along a tributary of South Fork Bridger Creek just W of Pryor Mountain Road, ca 8 air mi SE of Bridger.-108.815545.20712621323Along stream through redbeds and adjacent wet to dry meadows dominated by Glycyrrhiza. Phenology: fruiting.RMRM828224 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4463Brian Elliott1998729210U.S.A.ColoradoLas AnimasWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Park Plateau: below North Lake Dam, S of Cuchara Pass on Colo Hwy 12.-105.037837.24372591Riparian and Quercus gambellii. Phenology: fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.6409Bernadette Kuhn2008711193U.S.A.ColoradoLas AnimasComanche National Grassland: at Tobe Well off County Road 26, ca 9 air mi S of Villegreen; ca 10.5 air mi SW of Kim.-103.523337.17491815Weedy roadside with one Ulmus americana. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.7640Bernadette Kuhn Doug Sedoris2008729211U.S.A.ColoradoLas Animas[location and coordinates withheld]1662On canyon rim. Phenology: fruiting.RMRM840732 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.7648Ben Legler2007813225U.S.A.New MexicoColfaxVermejo Park Ranch: marshy depression on west side of employee housing area in Vermejo Park; south side of Vermejo River 1.5 air mi WNW of Casa Grande.-105.003194436.896305562305Flat marshy depression dominated by Typha latifolia, Rudbeckia laciniata, Carex, and scattered Salix lasiandra. Flower heads purple, just beginning to open; stems much-branched, to 1 meter tall; basal leaves to 30 cm long by 15 cm wide; occasional in moist soil around Salix. Photographed. Phenology: flowering.RMRM840731 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.10784Ben Legler2008815228U.S.A.New MexicoColfaxVermejo Park Ranch: old Aeromotor watering pump on south side of U.S. Hwy 64 3.5 air mi NE of Cimarron and 0.2 air mi SW of where highway crosses Encinosa Creek.-104.85480536.532071959Moist to wet soil around water pump, with Schoenoplectus, Polypogon monspeliensis, and Kochia scoparia. Stems to 60 cm tall, on edge of water trough. Specimen GPS: 36.532108, -104.854805. Phenology: flowering.RMUSFS860908 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.71140B. 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.-109.350444.805214261439Sand dunes and sandy areas near the river. Phenology: fruiting.RMRM938562 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.876Emily Elliott Brian Elliott200764155U.S.A.MontanaStillwaterBeartooth Mountains: along Mont Hwy 420, ca 3/4 mi N of Beehive, ca 31 air mi NW of Red Lodge.-109.71845.488514261634Volcanic tuft (ash substrate) cliffs and surrounding slopes dominated by annual weedy forbs with very few trees, area recently burned. Phenology: fruiting.RMUSFS867581 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.6919Emily Elliott Brian Elliott200883216U.S.A.MontanaParkAbsaroka Range: Gallatin National Forest: along West Boulder River from Second Creek to Falls Creek, ca 31.5-33 air mi SW of Big Timber.-110.363745.482218902268Recently burned Pinus contorta with forb understory in alluvial bottom. Phenology: flowering & fruiting.RMRM908457 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2144Hans Hallman2009713194U.S.A.South DakotaHardingOn the west side of The Jumpoff, ca 1 air mi E of County Road 897 and ca 3 air mi S of SD Hwy 20, ca 7.5 air mi ESE of Camp Crook.-103.826345.53369751000Flat dominated by green ash. Phenology: buds.RMUSFS883272 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.3940Hans Hallman2009810222U.S.A.South DakotaHardingCuster National Forest: Slim Buttes: just S of Government Hill, W of Forest Road 3124, ca 16 air mi E of Buffalo.-103.211545.576910361091Green ash and boxelder-dominated draw. Phenology: flowering.RMRM604179 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.s.n.Neil Hotchkiss1942727208U.S.A.North DakotaWardDes Lacs National Wildlife Refuge: west side of Upper Des Lacs Lake, 4 mi NNW of Kenmore.Edge of thicket. Phenology: flowering.RMRM35538 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.223M. A. BrannonU.S.A.North Dakotano countyPhenology: flowering.RMUSFS885235 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.6182Hans Hallman2010713194U.S.A.MontanaPowder RiverCuster National Forest: Ashland Ranger District: in the vicinity of East Fork Spring, just S of East Fork Otter Creek Road, ca 14 air mi ENE of Ashland.-105.990545.633411461155Moist, grazed draw dominated by green ash, Prunus, and Crataegus.RMRM831238 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.10759Brian Elliott Elizabeth Mark199989221U.S.A.ColoradoLas AnimasWet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Bosque de Oso Wildlfe Area, mine reclamation site, ca 0.5 mi S of Zamora.-105.916737.14442195Mixed grasses and forbs; highly disturbed. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.80968B. E. Nelson2010911254U.S.A.MontanaPhillipsLittle Rocky Mountains: Montana Gulch Campground, ca 0.5 air mi W of Landusky; ca 48.5 air mi SW of Malta.-108.632347.89861219Along the creek in the campground. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.81510B. E. Nelson2010921264U.S.A.MontanaPhillipsLittle Rocky Mountains: Camp Creek upstream of Camp Creek Campground, ca 1 air mi NE of Zortman; ca 43 air mi SW of Malta.-108.506247.92811243Stream bottom with aspen forest and chokecherry-hawthorn-willow understory. Phenology: fruiting.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.3940Hans Hallman2009810222U.S.A.South DakotaHardingCuster National Forest: Slim Buttes: just S of Government Hill, W of Forest Road 3124, ca 16 air mi E of Buffalo.-103.211545.576910361091Green ash and boxelder-dominated draw. Phenology: flowering.RMRM914461 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.10803Robert D. Dorn2013731212U.S.A.WyomingPlatteHartville.-104.72542.3266671432Disturbed area along wash, with Populus and Acer. Flowers purple. Phenology: flowering.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2462C. H. Refsdal Duane Atwood and Lucy Jordan199483215U.S.A.UtahUintahSouthwestern Wyoming and Adjacent Utah: ca 17 air mi SE of Dutch John; 4.9 mi W of Colorado on both sides of Crouse Creek Road.-109.09940.807318751890Steep creek side, Acer. Phenology: flowering.RMRM961231 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1996-83Lori E. Brummer1996731213U.S.A.ColoradoGunnisonGunnison Basin: Sapinero Mesa; along Lake City Cut Off or County Road 26, 2 road mi S of Blue Mesa Reservoir, ca 23 3/4 air mi WSW of Gunnison.-107.2476438.440862490Steep east facing slope in mountain shrub community. Several rosettes of basal leaves present. Phenology: flowering & fruiting.RMRM921480 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.11475Robert D. Dorn2014728209U.S.A.WyomingAlbanyCa 7 mi S of Esterbrook.-105.33666742.3183331890Roadside, with Grindelia and Bromus. 1 m high. Phenology: flowering & fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.7669Amy J. Roderick Kevin J. Taylor199886218U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Ferris Mountains: Miners Canyon on northeastern side of range, ca 16 air mi N of Independence Rock.-107.123842.267419512012Along creek; chokecherry, hawthorn, willow, boxelder, and sagebrush common. Phenology: buds.RMRM803629 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.57815bB. E. Nelson2002721202U.S.A.WyomingWashakieBighorn Basin: along Indian Creek, ca 4--5 air mi E of Big Cedar Ridge and 3--4 air mi W of the Nowood River, ca 13.5 air mi S of Ten Sleep.-107.440243.839414631493Edge and dry upper end of reservoir. Phenology: flowering.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.2240Crista L. O'Conner2016712194U.S.A.IdahoClearwaterClearwater Mountains: Junction Creek Forest Trail 191 Trail Head on Forest Road 255, ca 1.5 air mi E of Kelly Forks and ca 2 1/4 air mi NE of Junction Mountain.-115.233146.7197853987Roadside. Phenology: buds.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.4994Crista L. O'Conner Gavin Gardner201785217U.S.A.IdahoClearwaterClearwater Mountains: Skull Creek along Forest Road 252, just S of Lost Ridge Trailhead and ca 7 1/4 air mi ENE Canyon Work Center.-115.435446.8571696Along riparian and road, beneath canopy of Alnus rubra and Thuja plicata. Phenology: flowering & fruiting.RMRM958046 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.460Nancy E. Hastings2007829241U.S.A.WyomingPlatteCamp Guernsey: Osburn Ranch parcel; southwest corner of transect ca 1.8 km of Range Control, 3.9 km NE of Guensey Reservoir.1421Rolling; mixed grass prairie; silty loam with occasional gravelly area; with Hesperostipa comata, Bouteloua gracilis, Artemisia cana, A. frigida, Gutierrezia sarothrae, Plantago patagonica, Machaeranthera tanacetifolia, Liatris spicata, Schizachyrium scoparium (gravel), Agropyron cristatum (drainage). Infrequent; erect herb; 4 dm tall. Phenology: flowering & fruiting.RMRM957576 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.1081Carlos A. Popolizio Donald L. Hazlett1996828241U.S.A.WyomingPlatteCamp Guernsey: Deercorn Spring Creek, ca 0.7 km W of Broom Creek.1500Gentle slope; riparian; rocky sandy loam; with Eleocharis palustris, Poa pratensis, Melilotus officinalis, Scirpus, Juncus spp. Infrequent; erect herb; 4-6 dm tall, disk purple; ray none. Phenology: flowering & fruiting.RMRM958324 Arctium minusphysical specimenAsteraceaeArctiumminusBernh.12176Robert D. Dorn2018731212U.S.A.South DakotaFall RiverAlong Fall River at Hot Springs.-103.47166743.4266671036Thicket with Acer and Celtis. Flowers lavender; plant 2m high. Phenology: fruiting.RM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.6305C. H. Refsdal1995731212U.S.A.UtahUintahSouthwestern Wyoming and Adjacent Utah: Browns Park: Sears Canyon, ca 12.5 air mi SE of Dutch John.-109.175540.836318901957Red sandy soils, sandstone cliffs, juniper/pinyon, pine, cottonwood. Phenology: fruiting.RMRM Arctium minusphysical specimenAsteraceaeArctiumminusBernh.8115Amy J. Roderick1998812224U.S.A.WyomingCarbonUpper North Platte and Laramie River Drainages: Seminoe Mountains: Morgan and Marking Pen creeks on County Road 351, ca 2 air mi W of Seminoe Dam.-106.948642.151820732164Along creek bordered by aspen, limber pine, sagebrush, and basin wild rye. Phenology: flowering.36003,1,0true