: 1.21 $2024-03-28T12:44:06-7:0018.234.139.149searchRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5484Timothy W. Chumley199685218U.S.A.ColoradoDouglasEast-central Colorado: Mosquito Range to Plains: Rampart Range: off Forest Road 507 ca 0.2 rd mi E of intersection with Forest Road 300 or Rampart Range Road, ca 3 air mi SE of Shamballah-Ashramah; ca 8.4 air mi NE of Deckers.-105.082639.294523902576Along a wet drainage at bottom of valley in ponderosa pine-Douglas fir forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.63309B. E. Nelson Brian Geils2004922266U.S.A.ArizonaCoconinoCoconino National Forest: north end of Hart Prairie at the base of Fern Mountain, ca 3.5 air mi W of Humphreys Peak, ca 11 air mi NNW of Flagstaff.-111.740635.345425542560Steep rocky slope with scattered aspen and rose. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.63363B. E. Nelson Brian Geils2004922266U.S.A.ArizonaCoconinoCoconino National Forest: C. Hart Merriam base camp historic site at Little Spring, ca 0.5 mi E of Hochderffer Hills, ca 3.5 air mi NW of Humphreys Peak, ca 13 air mi NNW of Flagstaff.-111.725735.374425242560Mixed conifer/aspen forest. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.63647B. E. Nelson James F. Fowler2004925269U.S.A.ArizonaCoconinoCoconino National Forest: in James Canyon 1/2 - 3/4 mi W of I-17, ca 11 air mi S of Flagstaff.-111.693935.047519601981Northerly-facing Douglas fir/ponderosa pine canyon slopes. Phenology: spores.RMRM913175 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.39912Erwin F. Evert200361152U.S.A.WyomingParkYellowstone Plateau: Yellowstone National Park: ca 0.5 mi NE of Steamboat Point and U.S. Hwy 14, 16, and 20.2439Thermal area with Lepidium virginicum var. pubescens, Rumex acetosella, and Panicum capillare. Phenology: vegetative only.RMRM913155 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.40704Erwin F. Evert2003812224U.S.A.WyomingTetonYellowstone Plateau: Yellowstone National Park: Hillside Springs, ca 3/4 mi S of Mystic Falls, ca 2.5 mi NW of Old Faithful.2225Thermal area on sinter with Panicum acuminatum, Gnaphalium stramineum, and Heterotheca depressa. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.80328Ronald L. Hartman James F. Fowler2004829242U.S.A.ArizonaCoconinoCoconino National Forest: ca 8 air mi SSW of Flagstaff; Kelly and Fry canyons, area of intersection.-111.716935.058819201981Stream bottom. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.80431Ronald L. Hartman James F. Fowler2004828241U.S.A.ArizonaCoconinoCoconino National Forest: Sterling Canyon from Vultee Arch to pass to E towards Manzanita Campground.-111.768734.93972073Ponderosa pine and Douglas fir forest with oak understory. Phenology: spores.RMRM752709 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.15700Erwin F. Evert1988731213U.S.A.MontanaParkGallatin National Forest: Crazy Mountains: Half Moon Campground, ca 15 mi NW of Big Timber.-110.238346.03811966Along abandoned road in the open in disturbed soil. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.67228B. E. Nelson2005921264U.S.A.ArizonaGreenleeApache National Forest: just W of Horton Creek and S of Forest Road 26, ca 1.5 air mi SSE of Sprucedale; ca 28.5 air mi S of Springerville.-109.320133.71952347Moist, open ponderosa pine or ponderosa pine/Douglas fir forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.67406B. E. Nelson2005922265U.S.A.ArizonaCoconinoSitgreaves National Forest: Mogollon Rim S of Rim or Forest Road 300, ca 1.5 air mi ENE of Promontory Butte and above See Canyon, ca 24 air mi WSW of Heber; ca 21 air mi ENE of Payson.-111.01534.364523712393Young ponderosa pine/southwestern white pine forest on sand and sandstone pavement. Phenology: vegetative only.RMRM822055 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.37570Erwin F. Evert1999729210U.S.A.IdahoFremontIsland Park Plateau: Targhee National Forest: along Anderson Mill Canyon or Forest Road 164, just E of U.S. Hwy 20/191, 7 mi NE of Ashton.-111.425444.16521859Lodgepole pine forest with Carex geyeri, Pedicularis racemosa var. alba, and Spiraea betulifolia var. lucida. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.70651B. E. Nelson James F. Fowler2006831243U.S.A.ArizonaCoconinoCoconino National Forest: Mogollon Rim: on Milk Ranch Point off the end of Forest Road 218, ca 2.5 air mi E of Pine; ca 57.5 air mi SSE of Flagstaff.-111.41134.391221952219Selectively logged ponderosa pine forest with oak and alligator juniper. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4967Jeanette Flaig2004627179U.S.A.ColoradoArchuletaEastern San Juan Mountains: San Juan National Forest: N of Klondike Park on Forest Road 135, SE of Shamrock Mines, ca 10 air mi ENE of Bayfield.-107.481837.30672393Ponderosa pine woodland with Quercus understory in heavily grazed area with seep. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6278Jeanette Flaig2004722204U.S.A.ColoradoMineralEastern San Juan Mountains: San Juan National Forest: Weminuche Wilderness: Beaver Creek or Trail 560 off West Fork Trail, ca 16 air mi NNE of Pagosa Springs.-106.930737.507130233086Spruce/fir forest with outwashes on south and southeast-facing slopes. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7176Jeanette Flaig Kurt Flaig2004731213U.S.A.ColoradoLa PlataEastern San Juan Mountains: San Juan National Forest: Weminuche Wilderness: Eolus and North Eolus Peaks, Needles Creek Trail, N of Chicago Baisin, ca 15.5 air mi SSE of Silverton.-107.669237.610625922792Mixed conifer forest with seeps along river. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7581Jeanette Flaig200489222U.S.A.ColoradoMineralEastern San Juan Mountains: San Juan National Forest: Windy Pass Trail just S of Treasure Falls pullout, U.S. Hwy 160, ca 17 air mi NNE of Pagosa Springs.-106.874437.432126862751Very mesic mixed conifer forest on a west-facing slope. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.83984Ronald L. Hartman James F. Fowler2006913256U.S.A.ArizonaCoconinoCoconino National Forest: Rim Road, ca 1 mi NW of Forest Road 139.-111.22534.42572332Rocky, (sandstone) rim and cliffs. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.84472Ronald L. Hartman James F. Fowler2006919262U.S.A.ArizonaGilaTonto National Forest: ca 3 air mi W of Mogollon Rim Visitor Center at Two Sixty Trailhead.-110.95134.307620122042Mixed conifer with herbaceous understory. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.84709Ronald L. Hartman2006921264U.S.A.ArizonaCoconinoSitgreaves National Forest: near Forest Lakes Estates, on Forest Road 237 at dual 500 KV transmission lines.-110.835334.33362338Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7786Emily A. Holt2001811223U.S.A.ColoradoPitkinCentral Colorado: Sawatch Range, West Slope Continental Divide: along Hunter Creek Trail 1992, E of Forest Service sign to second large meadow (ca 1 mi), ca 2 air mi NE of Aspen.-106.75739.299326212743Aspen forest with several open montane meadows. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.50872B. E. Nelson Joy Handley2000718200U.S.A.IdahoValleyPayette National Forest and Vicinity: Salmon River Mountains: along Kennally Creek from the campground to the North Fork, ca 14-15 air mi SE of McCall.-115.87544.781217071768Mixed conifer forest with open areas, granite outcrops, and granite ridges. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.51009B. E. Nelson2000720202U.S.A.IdahoValleyPayette National Forest and Vicinity: Salmon River Mountains: along trail from Boulder Meadows Reservoir to Boulder Lake, ca 7-8.5 air mi ESE of McCall.-115.953544.868419112134Brushy mixed conifer forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4531Joy Handley2000530151U.S.A.IdahoAdamsPayette National Forest and Vicinity: West Mountains: along the Weiser River just N of Evergreen, ca 7 air mi SW of New Meadows; ca 14 air mi W of McCall.-116.381644.897411581204Mixed conifer overstory on west-facing river bank and roadside. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4925Joy Handley200066158U.S.A.IdahoAdamsPayette National Forest and Vicinity: Cuddy Mountains: Orchid Canyon, ca 7 air mi W of Council; ca 12 air mi NNE of Cambridge.-116.583444.737713711524Moist canyon with Abies grandis and mixed conifer over story, adjacent to several timber harvest treatments. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5149Joy Handley Denise L. Fairbanks2000611163U.S.A.IdahoAdamsPayette National Forest and Vicinity: Cuddy Mountains: Goodrich Creek Research Natural Area: along Goodrich Creek, ca 9 air mi SW of Council; ca 8 air mi NNE of Cambridge.-116.603744.67989451178Roadside riparian area in grass and shrub rangeland. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5375Joy Handley Denise L. Fairbanks2000615167U.S.A.IdahoValleyPayette National Forest and Vicinity: Long Valley: Ponderosa State Park: N of McCall, ca 10 air mi E of New Meadows.-116.075844.95541524Mixed conifer forest with open meadows and marshes. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6142Joy Handley Phillip G. Lawrence2000627179U.S.A.IdahoWashingtonPayette National Forest and Vicinity: Cuddy Mountains: Boundary Trail, just S of Grizzly Basin, ca 8 air mi N of Cambridge; ca 13 air mi W of Council. Also SE/14-116.684644.694312191432Mostly south-facing slopes along fence line with moist drainages. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6939Joy Handley B. E. Nelson2000718200U.S.A.IdahoAdamsPayette National Forest and Vicinity: Salmon River Mountains: along Forest Road 303, S of Threemile Creek, ca 4 air mi NE of New Meadows; ca 8 air mi NW of McCall.-116.198144.998915851661Mixed conifer forest and plantation. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7109Joy Handley B. E. Nelson2000718200U.S.A.IdahoValleyPayette National Forest and Vicinity: Salmon River Mountains: Boulder Lake Trail from parking lot to western edge of Boulder Lake, ca 8 air mi ESE of McCall; ca 12 air mi NE of Donnely.-115.953544.868418902134Moist areas along trail. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.70350Ronald L. Hartman2000823236U.S.A.IdahoValleyPayette National Forest and Vicinity: Long Valley: Little Payette Lake, northwest corner.-116.03544.92641554Edge of lake and roadside. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2238Joy Handley1999723204U.S.A.IdahoValleyPayette National Forest and Vicinity: Salmon River Mountains Area: Zena Creek Road end/trail (Forest Road 361), ca 11 air mi S of Warren; ca 23.5 air mi NE of McCall.-115.708845.100418291859Mixed conifer overstory; granite soil. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3525Joy Handley Denise L. Fairbanks1999814226U.S.A.IdahoAdamsPayette National Forest and Vicinity: West Mountains Area: Frog Pond off Forest Road 199, ca 6 air mi NE of Council; ca 14 air mi S of New Meadows.-116.340544.76631615In beaver pond; boggy soil. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3716Joy Handley1999817229U.S.A.IdahoAdamsPayette National Forest and Vicinity: Hells Canyon Wilderness: Deep Creek Trail, ca 8 air mi NE of Cuprum; ca 19 air mi NW of New Meadows.-116.565145.158422102271Steep southwest-facing slope, open Abies lasiocarpa/Polygonum phytolaccifolium; sheep drive way. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.992Joy Handley Phill Lawrence1999627178U.S.A.IdahoAdamsPayette National Forest and Vicinity: Cuddy Mountains Area: below Stony Point on Forest Road 041, ca 9 air mi WNW of Council; ca 14 air mi NNE of Cambridge.-116.542944.795217071737Aspen grove with small creek running through; dominated by Populus tremuloides and Veratrum californicum; mostly southeast-facing slopes. Phenology: vegetative only.RMUSFS409589 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.Mog-9Clyde L. Warnock19197182U.S.A.New MexicoCatronGila Forest: Willow Mountain.-108.687133.35052896Rocky soil on west slope wth weeds: very abundant. Phenology: spores.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4516Kevin J. Taylor1997810222U.S.A.ColoradoGunnisonNorthern Gunnison Basin: on south side of Mount Emmons, ca 3.5 air mi W of Crested Butte.-107.156738.862329113003Engelmann spruce, subalpine fir, lodgepole pine forest, and open meadow near acid bog. Phenology: vegetative only.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.56457Ronald L. Hartman Kevin J. Taylor1997519139U.S.A.ColoradoGunnisonNorthern Gunnison Basin: Beaver Reservoir to 1 mi NW.-107.452138.822323782500Aspen slopes with Gambel oak-serviceberry above and spruce, subalpine fir, and cottonwood lined stream bottoms below. Phenology: vegetative only.RM776713 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6003Kevin J. Taylor199867158U.S.A.ColoradoGunnisonNorthern Gunnison Basin: ca 1 air mi NNW of southern edge of Paonia Reservoir.-107.35938.954321792286Steep, northeast-facing slope; aspen, Douglas-fir, Amelanchier, Prunus, Symphoricarpos, Quercus, and poison ivy. Phenology: vegetative only.RM776712 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6215Kevin J. Taylor199868159U.S.A.ColoradoGunnisonNorthern Gunnison Basin: ca 4 air mi E of Paonia Reservoir.-107.265938.95432012Aspen forest along creek; Picea pungens, Populus angustifolia, Prunus, Quercus, Amelanchier, Cornus, and Sorbus. Phenology: vegetative only.RM776711 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6584Kevin J. Taylor1998615166U.S.A.ColoradoDeltaNorthern Gunnison Basin: ca 8.5 air mi NNE of Paonia.-107.563938.983726062698Aspen forest; Symphoricarpos, Amelanchier, and Prunus. Phenology: vegetative only.RM776710 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6819Kevin J. Taylor1998616167U.S.A.ColoradoGunnisonNorthern Gunnison Basin: ca 4 air mi SE of Paonia Reservoir.-107.284538.92521952301Wet aspen forest; Prunus, Symphoricarpos, Crataegus, and Amelanchier. Phenology: vegetative only.RM776709 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6869Kevin J. Taylor1998616167U.S.A.ColoradoGunnisonNorthern Gunnison Basin: ca 8 air mi NW of Kebler Pass.-107.2138.92522562439Aspen forest. Phenology: vegetative only.RM776708 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7233Kevin J. Taylor1998626177U.S.A.ColoradoGunnisonNorthern Gunnison Basin: ca 2 air mi S of Paonia Reservoir.-107.340438.92523012408Oak forest and opening and along sandstone cliffs; Prunus, Douglas-fir, Symphoricarpos; also, aspen forest with dense 5 ft tall Pteridium understory. Phenology: vegetative only.RM776707 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7298Kevin J. Taylor1998627178U.S.A.ColoradoGunnisonNorthern Gunnison Basin: ca 6 air mi SSW of Paonia Reservoir.-107.35938.851626822743Aspen forest; Amelanchier, Symphoricarpos, and Prunus. Phenology: vegetative only.RM776706 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7400Kevin J. Taylor1998628179U.S.A.ColoradoGunnisonNorthern Gunnison Basin: West Elk Wilderness: ca 12 1/4 air mi ENE of Crawford.-107.396338.77833109Oak, aspen, Symphoricarpos, Amelanchier, and Prunus. Phenology: vegetative only.RM776705 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.8452Kevin J. Taylor1998714195U.S.A.ColoradoDeltaNorthern Gunnison Basin: ca 5.5 air mi S of Paonia.-107.582538.792921952256Oak/juniper forest along moist creek bed. Phenology: vegetative only.RM776704 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.9585Kevin J. Taylor1998729210U.S.A.ColoradoGunnisonNorthern Gunnison Basin: West Elk Wilderness: The Castles, ca 10 air mi SSW of Kebler Pass.-107.156738.747131403201Southeast-facing slope; open meadow and Engelmann spruce/subalpine fir/aspen forest. Phenology: spores.RMUSFS409586 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4013Elbert L. Little Jr.1935817229U.S.A.ArizonaGilaTonto National Forest: Parker Creek Branch Station.-110.970233.79841545Oak woodland undergrowth: diabase gravelly oak leaf soil on a 20 degree southeast slope with weeds and Q. arizonica, Solidago, Geranium and lupinus: common in abundance. Annotated as P. aquilinum v. lanuginosum in 1938 Phenology: spores.RMRM946524 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3537Jill E. Larson200581213U.S.A.New MexicoTaosCarson National Forest and Vicinity: east slope of Penascoso Mountain, Comales Canyon Forest Service Trail 22 to NM Hwy 518, ca 6 air mi SE of Penasco.-105.576736.108623933201Forest with Engelmann and blue spruce; grazed meadows with Poa pratensis. Phenology: vegetative only.RMUSFS409593 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.29H. Garvin Smith1923817229U.S.A.New MexicoSierraDatil National Forest: Seventyfour Draw.-107.8496933.33992439Alpine type distribution: heavy loam on a western slope with weeds; slightly grazed by cows. Phenology: spores.RMRM956700 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6606Jill E. Larson James Lucero2006615166U.S.A.New MexicoColfaxCarson National Forest and Vicinity: Sangre de Cristo Range: Pueblo de Taos Indian Reservation: Moreno Ranch, ca 1 mi SSE of Apache Peak, ca 4 air mi N of Palo Flechado Pass; ca 6 air mi NNW of Angel Fire.-105.32636.45432765Mixed conifer forest with Picea, Pseudotsuga menziesii, Abies concolor and few Pinus ponderosa; understory mainly Juniperus communis; area logged with old stumps and shrub regrowth on logging roads. Phenology: vegetative only.RMRM956699 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7381Jill E. Larson James Lucero2006629180U.S.A.New MexicoTaosCarson National Forest and Vicinity: Sangre de Cristo Range: Pueblo de Taos Indian Reservation: Lucero Canyon from footbridge to Martinez Canyon; trail along Rio Lucero, ca 6 air mi E of Arroyo Seco and ca 5 air mi S of Twining.-105.464936.511225302835Moist areas along stream and along trail in canyon bottom. Phenology: vegetative only.RMRM956698 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7434Jill E. Larson200672183U.S.A.New MexicoTaosCarson National Forest and Vicinity: Sangre de Cristo Range: along Agua Piedra Creek on Forest Trail 19 from Agua Piedra Recreational Area off NM Hwy 518, ca 0.5 air mi W of Tres Ritos.-105.528336.130925762865Riparian area along creek with Alnus tenuifolia, Salix species, Senecio triangularis, Aconitum, and Oxypolis fendleri. Phenology: vegetative only.RMRM157524 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.s.n.J. C. Blumer19061019292U.S.A.ArizonaCochiseChricahua Mountains: Barfoot Park.-109.280431.91724392515Rolling, andesitic pine land, recently lumbered. Phenology: spores.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5136Margarette J. Lyon1994626177U.S.A.ColoradoMesaSan Miguel and Lower Dolores River Drainages: Grand Mesa National Forest: North Lobe Creek, hillside just W of creek.-108.743938.83522804Dakota sandstone outcrops near top of hillside with aspen and Douglas fir. Phenology: flowering & fruiting.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6894Margarette J. Lyon199486218U.S.A.ColoradoSan MiguelSan Miguel and Lower Dolores River Drainages: Lizard Head Trail.-107.86637.82843597Spruce-fir forest. Phenology: flowering & fruiting.RMRM804392 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.525Cheryl Mayer2005720201U.S.A.South DakotaPenningtonBlack Hills: Mount Rushmore National Memorial: Starling Basin (drainage SW and S of The Heads), ca 0.2 mi upstream from south park boundary (southwest corner of Monument).-103.4599343.869561512Southeast-facing slope above Starling Basin; rocky, dry-mesic, shady; with ponderosa pine, Arctostaphylos uva-ursi. NPS Accession No. ACC 278; Catalog No. 7056.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.170Leslie N. Goodding1909710191U.S.A.ArizonaCochiseHuachuca Mountains: Miller Canyon.-110.27531.416691737Moist slopes.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.43742B. E. Nelson1998621172U.S.A.ColoradoOurayUncompahgre Basin: San Juan Mountains: along Forest Road 858 on Spruce Ridge, ca 1.8 air mi NW of Owl Creek Pass, ca 11.3 air mi NE of Ouray; ca 9 air mi E of Ridgway.-107.58638.167829022926Aspen forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1128Melanie Arnett1998629180U.S.A.ColoradoGunnisonSouthern Gunnison Basin: San Juan Mountains: along Van Boxel Creek, ca 2.4 air mi SSE of Butte Rock; ca 17.3 air mi NE of Ridgway.-107.493638.299427802841Heavily wooded riparian. Phenology: vegetative only.RMRM74876 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.632Leslie N. Goodding1910716197U.S.A.ArizonaApacheWhite Mountains: Black River: Thompsons Ranch.-109.4728933.888892530Steep, wet, moist slopes. Phenology: spores.RMRM546195 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5045Robert D. Dorn1989923266U.S.A.WyomingAlbany1 1/8 mi up Laramie Peak trail.-105.469542.26972378Moist lodgepole pine with Mahonia and Chimaphila. Phenology: vegetative only.RMRM530166 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.s.n.Marion T. Hall1958722203U.S.A.ArizonaCoconino10 mi. S of Flagstaff on Hwy 179 (U. S. 89 Alt.): in Oak Creek Canyon.-111.736435.03961829Western yellow pine, juniper and alder. Phenology: spores.RMRM217899 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5496C. L. Porter1950714195U.S.A.WyomingTetonNear Idaho, [vicinity of Indian Lake].-111.032144.06492073Open lodgepole pine woods. *northwestern Teton county* Phenology: vegetative only.RMUSFS409588 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.E-117Robert B. Ewing1925U.S.A.New MexicoSoccorroLincoln National Forest.Phenology: spores.RMRM816870 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1420Brian Reif Ron Hartman and Brian Jacobs2002628179U.S.A.New MexicoLos AlamosSanta Fe National Forest and Vicinity: Jemez Mountains: upper Guaje Canyon, 4 air mi NW of Los Alamos, from Guaje Reservoir W up canyon for 2.1 air mi.-106.34323335.9309524442640Mixed coniferous forest with corkbark fir on drainage slopes. Riparian and marsh in bottom. Phenology: vegetative only.RMRM816869 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1481Brian Reif2002629180U.S.A.New MexicoLos AlamosSanta Fe National Forest and Vicinity: Jemez Mountains: ski lodge, north edge of Bandelier National Monument off NM Hwy 4, E 0.5 mi down drainage to American Springs.-106.38818335.8319525002597Excised drainage through burn. South slope of mixed conifers, nroth slope of dead standing timber. Gambels oak understory. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1601Brian Reif200272183U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: East Fork Jemez River at Las Conchas Trail 137 off NM Hwy 4, S of Valles Caldera National Preserve. NW on Trail 137 along river for 1.5 mi.-106.53283335.81578325482564Engelmann spruce slopes and cliffs of canyon margins. Phenology: vegetative only.RMRM816868 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1691Brian Reif200274185U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: San Antonio Creek, 3.8 air mi NNW of La Cueva. NE from Forest Road 376 to San Antonio Creek, E 1 mi up Ice Cave Canyon to Mushroom Basin, returning to Forest Road 376 0.8 mi N of start.-106.65388335.9189524262560Canyon riparian. Phenology: vegetative only.RMRM816867 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1786Brian Reif200276187U.S.A.New MexicoRio ArribaSanta Fe National Forest and Vicinity: Jemez Mountains: Rito Caf‚ 12 air mi SW of Coyote. From Trail 32 at Forest Road 70 junction NW 1.5 air mi to crossing of Rito Caf‚ then 0.8 air mi SE down Rito Caf‚ before returning to start.-106.74518336.03823328653003Roadside. Phenology: vegetative only.RMRM816866 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2011Brian Reif200279190U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: Alamo Canyon and spring, 2 air mi E of Rabbit Mountain. From Forest Road 287-Mesa Road, at canyon crossing, 1.1 air mi SE down canyon. Then exiting N and returning across Sawyer Mesa via Mesa Road.-106.43531735.82673325002664Riparian bottom obstructed by large boulders and with nettle understory in a narrow, steep canyon of ponderosa pine/Douglas fir with volcanic cliffs. Phenology: vegetative only.RMRM816865 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2117Brian Reif2002712193U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: Paso del Norte Road, 1 air mi SW of Rabbit Mountain. From saddle E 0.5 mi on road to Forest Road 36/268 junction then W 0.2 mi into drainage and back to start.-106.47881735.8252527252804Roadside. Phenology: vegetative only.RMRM816864 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2228Brian Reif2002712193U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: Paso del Norte Road, 2.5 air mi S of Rabbit Mountain. S for 0.3 air mi in drainage near Valles Grande Pumice Mine, and N 0.5 mi along ascending road that exits Del Norte Canyon-106.46968335.79448324692576Narrow canyon bottom of grass/sedge cut by road. Phenology: vegetative only.RMRM816863 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2498Brian Reif2002717198U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: Rito de las Vacas and campground off NM Hwy 126, 9 air mi E of Cuba. From campground 0.6 air mi along Rito Vacas, then exiting west slope and returning to start.-106.80691735.99653325302652West slope of mixed conifers. Phenology: vegetative only.RMRM816862 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3176Brian Reif200285217U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 83 in vicinity of Barillas Peak, 10 air mi E of Pecos. From Forest Road 83/Sebadilla Creek crossing E 1.4 mi on road.-105.49011735.57538325302698Roadside ascending through ponderosa pine/Douglas fir forest with aspen in drainages. Roadcuts of coarse, granitic gravel. Phenology: vegetative only.RMRM816861 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3727Brian Reif2002813225U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Grindstone Spring and Tecolote Creek off Forest Road 291, 16 air mi WNW of Las Vegas. From Forest Road 291 SW 0.5 air mi to Tecolote Creek.-105.4765535.6906525602698A steep west-facing, mixed conifer/aspen slope with sedimentary bluffs, seeps, and pockets of meadow. Phenology: vegetative only.RMRM816860 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4045Brian Reif2002815227U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Maestas Creek on north side of Forest Road 391, 4.5 air mi WNW of Rociada. SW on road 0.3 air mi along creek to private drive.-105.48973335.85676725912646Roadside including cut banks of coarse volcanic rock, and lower forested slopes of mixed conifer/aspen. Phenology: spores.RMUSFS409587 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.70Robert R. Hill P. H. Roberts1916714196U.S.A.ArizonaCoconinoSitgreaves National Forest: Waters Ranger Station.-110.947134.461892256Moist canyon bottom: distributed in gregarious abundance from 7400-7800 ft throughout/P4: poor forage value. Phenology: spores.RMRM816859 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5574Brian Reif2003619170U.S.A.New MexicoRio ArribaSanta Fe National Forest and Vicinity: Jemez Mountains: Forest Road 77 S to Canada Spring in Canada Schmidt, 2 air mi ESE of Capulin Peak. N36.240 W106.728 SW 0.8 air mi to N36.231 W106.738 on ridge.-106.72836.2425972719Shallow grassy drainage parallel to road in mixed conifer forest; mostly ponderosa pine low on slopes, mature aspen in bottom. Phenology: vegetative only.RMRM816857 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6082Brian Reif200374185U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: Paliza Canyon to Peralta Ridge, 6 air mi SW of Rabbit Mountain; from canyon bottom to SSE 0.2 air mi exiting canyon.-106.54235.7662743Moist and steep, west-facing lower canyon slope of mixed conifers. Phenology: vegetative only.RMRM816856 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6198Brian Reif200376187U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: El Porvenir Canyon on Trail 247, 5 air mi W of San Ignacio, near Hollinger Canyon junction.-105.4535.76125002576Canyon bottom of mostly spruce, and moist lower slope of mixed conifers along trail; granite bluffs constricting canyon. Phenology: vegetative only.RMRM816855 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6283Brian Reif200377188U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Gallinas Creek from end of County Road 263, 20 air mi NW of Las Vegas; Trail 216, 1.2 air mi NW of road.-105.52335.73626312801Canyon bottom and lower slope, trailside, through spruce/fir forest; granite bluffs constricting canyon in places. Phenology: vegetative only.RMRM816854 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6322Brian Reif200378189U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Hyde Canyon W of Shearer Ranch, 13 air mi due W of Las Vegas.-105.46535.62353Dry basin of ponderosa pine, with Gambels oak below, on coarse feldspar and with patches of exposed bedrock. Phenology: vegetative only.RMRM816853 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6892Brian Reif2003719200U.S.A.New MexicoSanta FeSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 375, 1.7 air mi E of Glorieta Baldy at prominent switchback.-105.7735.6562713Roadside; lower slopes and drainage in spruce/fir forest; limber pine, Jamesia, red maple, and aspen below; Rudebeckia dominant in drainage. Phenology: vegetative only.RMRM816858 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6956Brian Reif2003719200U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Winsor Creek Trail 254, 2 air mi W of Cowles. SW1/4 air mi on trail.-105.68935.8172646Riparian and trailside lower, moist canyon slopes in spruce/fir forest. Phenology: vegetative only.RMRM816852 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7639Brian Reif2003729210U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Trail 288 along Cave Creek, 4 air mile NW of Cowles. N35.857 W105.706 SE 0.6 air mi to N35.851 W105.699.-105.70635.85728042926Trailside west-facing slope of spruce/fir above creek. Phenology: vegetative only.RMRM816851 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7924Brian Reif200383215U.S.A.New MexicoSanta FeSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Rio Nambe Trail 160 E from Trail 403 junction, 2 3/4 air mi WSW of Santa Fe Baldy. N35.824 W105.800 from junction ESE 0.5 air mi to N35.821 W105.793.-105.835.82427312865Canyon bottom of mixed conifers and mature aspen. Phenology: vegetative only.RMRM816850 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.8506Brian Reif2003814226U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Rociada Trail 249, 4.5 air mi NE of Cowles. N35.8498 W105.6083 0.9 air mi ENE on trail to N35.8563 W105.5936 at gate.-105.593635.856328962951Forested slope of mixed conifers and mature aspen with pockets of open meadow. Phenology: vegetative only.RMRM816849 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.8789Brian Reif2003818230U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Forest Road 60 along Sapello River, 2 air mi SW of Rociada; N35.8129 W105.4480 at corral NW 0.3 air mi to Surprise Valley Ranch at N35.8168 W105.4518.-105.451835.81682439Roadside in canyon bottom and south-facing slope of mixed conifers/mature aspen; mostly ponderosa pine in exposed areas. Phenology: vegetative only.RMRM816848 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.8933Brian Reif2003819231U.S.A.New MexicoSan MiguelSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Pecos Wilderness: Beaver Creek Trail 247, 5 air mi WSW of Rociada. N35.7800 W105.4941 WSW 0.8 air mi on trail along creek to N35.7954 W105.5073 at departure of drainage.-105.507335.795427802926Riparian and adjacent canyon bottom in spruce forest with mature aspen. Phenology: vegetative only.RMRM816847 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.9043Brian Reif2003827239U.S.A.New MexicoMoraSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: Capulin Canyon, 3 air mi SW of Ledoux; N35.9048 W105.3920 at east end of canyon W 0.7 air mi in bottom to N35.9027 W105.4037.-105.403735.902725682667Grazed meadow and riparian of bottom with north-facing spruce slope and south-facing ponderosa pine stands. Phenology: vegetative only.RMRM816846 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.9205Brian Reif2003828240U.S.A.New MexicoMoraSanta Fe National Forest and Vicinity: Sangre de Cristo Mountains: falls on North Fork Rio La Casa from Walker Flats to E, 5.5 air mi WNW of Cleveland. N36.0147 W105.4648 at Forest Road113 and flats W 0.9 air mi to falls at N36.0139 W105.4816.-105.464836.014728042896Meadow at the flats into spruce, Douglas fir, and white fir forest, and emerging onto riparian of river. Phenology: vegetative only.RMRM816845 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.9362Brian Reif200391244U.S.A.New MexicoSandovalSanta Fe National Forest and Vicinity: Jemez Mountains: Battleship Rock Trail 137 at McCauley Warm Springs, 5 air mi NNE of Jemez Springs.-106.628135.822222252256Warm springs and riparian drainage in ponderosa pine forest. Phenology: vegetative only.RMRM157521 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3486Edwin B. Payson George M. Armstrong1923713194U.S.A.WyomingLincolnAlpine, (on the Snake River, near the Idaho boundary).-111.005743.17431981Dense woods. Phenology: vegetative only.RMRM98121 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3486Edwin B. Payson George M. Armstrong1923713194U.S.A.WyomingLincolnAlpine, (on the Snake River, near the Idaho boundary).-111.005743.17431981Dense woods. Phenology: vegetative only.RMRM105171 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1951H. S. Conard1926714195U.S.A.WyomingTetonYellowstone National Park: Madison River near Junction.-110.893244.645420422073On the river. Phenology: spores.RMRM142419 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1323Louis O. Williams1933722203U.S.A.WyomingTetonTeton National Park: Mrs. Lucas Place; Bradley Creek.-110.744543.7142134Phenology: spores.RMRM711889 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.71763Ronald L. Hartman2001629180U.S.A.New MexicoRio ArribaValles Caldera National Preserve: Jemez Mountains: Sierra de los Valles: Rabbit Mountain along west ridge to summit and NW to NM Hwy 4.-106.47535.83333326213029Wooded slopes with blue spruce, Douglas fir, corkbark fir, white fir, pondersoa pine, limber pine; summit with rock slide and roadside below. Phenology: spores.RMRM703888 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.19626Walter Fertig2001625176U.S.A.WyomingSheridanBig Horn Range: Story Fish Hatchery N of South Piney Creek, 1.5 mi W of Story.-106.91944.57041664Shady Pinus ponderosa forest with understory of Crataegus columbiana and Acer glabrum on mesic, loamy soils. Phenology: vegetative only.RMRM711888 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.73254Ronald L. Hartman2001730211U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: Sulphur Springs gate NE ca 1 road mi to and beyond Sulphur Springs.-106.62088935.90358325002560Roadside, stream bottoms, and sulphur springs. Phenology: spores.RMRM711887 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.74169Ronald L. Hartman2001915258U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: Bunkhouse NW along W ridge to logging road at 9100 ft, then 10,000 ft, below saddle between Redondo and Redondito peaks, N on 10000 ft road to ridge E of La Jara Creek to Bunkhouse; up to 10000 ft.-106.53647235.87163926522783Road through mixed conifers with seeps and drainage across road. Phenology: spores.RMRMRS93 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4013Elbert L. Little1935817229U.S.A.ArizonaGilaTonto National Forest: Sierra Ancha Experimental Forest: Parker Creek Branch Station.-110.970233.79841545Phenology: spores.RMRM711886 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.74282Ronald L. Hartman2001917260U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: general route - west gate (Sulphur Springs Road) N along west side fence to Sulphur Point and San Antonio Mountain E on road to 9200 ft and bushwack to Sulphur Springs Road;-106.599635.93182804drop down to Sulphur Springs Road from 9200 ft on San Antionio Mountain Road. N35 55' 54.5" W106 35' 58.5" Phenology: spores.RMRMRS92 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.s.n.Herbert W. Graham1927728209U.S.A.ArizonaGila12 miles south of Globe: Pinal Peak.-110.8209933.281992378Phenology: spores.RMRM711885 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.74348Ronald L. Hartman2001919262U.S.A.New MexicoSandovalBandelier National Monument: between Scooter Peak and Rabbit Mountain, on south side.-106.4432535.8333892723Meadows and stock pond. Phenology: spores.RMRMRS91 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.s.n.Livingstaus(?) and Thornber190688220U.S.A.Arizonano countySanta Catalina Mountains: Soldiers CampPhenology: spores.RMRMRS91 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.s.n.Livingston Thornber190688220U.S.A.ArizonaPimaSanta Catalina Mountains: Soldiers Camp.-110.741232.427Phenology: spores.RMRM735727 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.76760Ronald L. Hartman2002820232U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: road at pass by South Mountain, N 1 mi on Redondo Peak.-106.5414535.84876730123036Rocky slopes with patchy grassy areas and conifers. Phenology: spores.RMRM763955 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.54477B. E. Nelson2001724205U.S.A.ColoradoRouttNorth-central Colorado: Park Range: Walton Peak and vicinity, ca 4-5 air mi SW of Rabbit Ears Pass, ca 12 air mi SE of Steamboat Springs.-106.700440.348230243219Stony ridge on volcanic substrate. Phenology: vegetative only.RMRM735228 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.76994Ronald L. Hartman2002822234U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: Redondo Creek, 1.5 mi upstream of Union Building; Union Oil Geothermal Network of drilling pads, 7-8 tiers of platforms.-106.57531735.89548327532865Grassy disturbed areas and roadsides. Phenology: spores.RMRM763954 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.56123B. E. Nelson2001822234U.S.A.ColoradoRouttNorth-central Colorado: Park Range: along Forest Road 441 to Floyd Peak above Reed Creek, ca 4.5-5 air mi E of Clark; ca 15 air mi N of Steamboat Springs.-106.835440.69425482713Clearcut with aspen regeneration. Phenology: spores.RMRM768686 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.59901B. E. Nelson200387219U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: on the ridge W of Valle Grande, ca 1 1/4-1 3/4 air mi N of Ranch Headquarters, ca 12.5 air mi W of Los Alamos.-106.51835.880627132926Along small stream, springs in the adjacent forest, and adjacent blue spruce/white fir forest. Phenology: spores.RMRM768685 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.60100B. E. Nelson2003811223U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: along the northeast and north side of San Antonio Mountain to the west boundary, ca 17-18 air mi WNW of Los Alamos.-106.598935.943727432850Along old logging road, mixed conifer/aspen forest, and clearings. Phenology: spores.RMRM768684 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.60154B. E. Nelson2003811223U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: from the north base of San Antonio Mountain N along the west boundary fence to San Antonio Creek, ca 18-18.5 air mi WNW of Los Alamos.-106.620435.946325602743Mixed conifer/aspen forest. Phenology: spores.RMRM768683 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.77263Ronald L. Hartman200364155U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: Alamo Canyon, upper reaches in valley to the E of main road.-106.58933335.9070172778Valley with small streams; blue spruce, Douglas fir, white fir. Phenology: vegetative only.RMRM768682 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.78104Ronald L. Hartman Jonathan Coop2003719200U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: Short Canyon, lower 0.5 air mi.-106.60318335.9170525882637Grassy slopes with scattered patches of pine and oak. Phenology: spores.RMRM768681 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.78217Ronald L. Hartman2003724205U.S.A.New MexicoSandovalValles Caldera National Preserve: Jemez Mountains: Puerta de Trasquilar NW up end of Trasquilar.-106.49603335.93976727212853South exposure with oak and aspen. Phenology: spores.RMRM153002 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2327Alan A. Beetle193794247U.S.A.ColoradoRouttRabbit Ears Pass.2591Humus. Phenology: vegetative only.RMUSFS409505 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2327Alan A. Beetle193794247U.S.A.ColoradoRouttRabbit Ears Pass.2591Conifer forest in humus. Phenology: vegetative only.RMUSFS409597 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.B-2327Alan A. Beetle193794247U.S.A.ColoradoRouttRoutt National Forest: Rabbit Ears Pass.Conifer forest in humus. Phenology: vegetative only.RMRM132531 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.212Aven Nelson Ruth A Nelson1932810223U.S.A.New MexicoSandovalJemez Canyon: near Sulphur Mine.-106.616135.90872500In upper canyon. Phenology: spores.RMRM184919 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2023C. L. Porter1935624175U.S.A.New MexicoRio ArribaNear Chama.-106.5789936.90372439In oak thickets. Phenology: vegetative only.RMRM157525 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5877George E. Osterhout191699253U.S.A.ColoradoLarimerGlacier Park: Estes Park, South Fork.Phenology: vegetative only.RMRM210052 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.12072Joseph A. Ewan1939716197U.S.A.ColoradoBoulderGreen Canyon: Green Mountain: N slope.1859Along creek bed among brush, box elders and willows. Phenology: vegetative only.RMUSFS409506 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.40K. H. Lancaster C. W. Doran and V. L. Bunderson193976187U.S.A.ColoradoMontroseUncompahgre National Forest.2865Fair abundance in aspen forest; 15% east slope in deep loam with Ala, Hho, LAT and Tmo. Phenology: vegetative only.RMUSFS409596 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.40K. H. Lancaster C. W. Doran and V. L. Bunderson193976187U.S.A.ColoradoMontroseUncompahgre National Forest.2865Fair abundance in aspen forest; 15% east slope in deep loam with Ala, Hho, LAT and Tmo. Phenology: vegetative only.RMUSFS409594 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1122Paul L. Ginter1946626177U.S.A.ColoradoRouttNear Routt National Forest: 10 mi W of Rabbit Ears Pass.2591Very common in oak brush on moist slopes of loam. Phenology: vegetative only.RMUSFS409595 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.154Robert F. Copple1920815228U.S.A.ColoradoDoloresMontezuma National Forest.2621Scattering in aspen forest. Phenology: vegetative only.RMRM299335 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2012Ronald L. Hartman1968620172U.S.A.New MexicoColfaxPhilmont Scout Ranch, near Cimarron: near junction of the South and Middle Fork Cimarroncito Creek, on road to Cyphers Mine.-105.0892936.48312560Common on moist, shaded, north exposure. Phenology: vegetative only.RMRM299333 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2131Ronald L. Hartman1968625177U.S.A.New MexicoColfaxPhilmont Scout Ranch, near Cimarron: South Ponil Canyon, 1 mi W of Pueblano Camp.-105.1230936.628392500Common on shaded, south exposure. Phenology: vegetative only.RMRM57372 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1617W. W. Robbins1906625176U.S.A.ColoradoBoulderSouth Boulder Canyon, near Boulder.Phenology: vegetative only.RMRM57375 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1806W. W. Robbins1906716197U.S.A.ColoradoBoulderBear Canyon, near Boulder.Phenology: vegetative only.RMRM57373 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2192W. W. Robbins1906721202U.S.A.ColoradoBoulderSugar Loaf Mountain.-105.418940.02692718Phenology: vegetative only.RMRM57374 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2328W. W. Robbins1906727208U.S.A.ColoradoBoulderEldora.Phenology: vegetative only.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5033Stuart Markow199185217U.S.A.IdahoTetonTarghee National Forest: East Slope Big Hole Mountains: Patterson Creek Trail, ca 7 air mi NW of Victor.-111.231543.629518902012Coniferous forest adjacent to creek, dominated by Abies lasiocarpa, Pinus contorta, and Picea engelmannii, some riparian.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.7257Stuart Markow1992610162U.S.A.IdahoFremontTarghee National Forest: Island Park Plateau: Anderson Mill Canyon Road, near intersection with U.S. Hwy 20, ca 7 air mi N of Ashton.-111.405344.165218591890Within coniferous forest dominated by Pinus contorta, Salix scouleriana, some Pseudotsuga and Abies.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2704James P. Vanderhorst1991619170U.S.A.ColoradoGarfieldFlat Tops/White River Plateau: Mitchell Creek, ca 3 air mi NW of downtown Glenwood Springs.-107.362239.585918292317Lush, overgrown creek bottom, with narrowleaf cottonwood, Douglas fir, blue spruce, aspen, dogwood, and water birch.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3764James P. Vanderhorst199184216U.S.A.ColoradoRio BlancoFlat Tops/White River Plateau: Rough Creek, ca 17 air mi WSW of Oak Creek.-107.260640.17172621Aspen woods.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1393Heather Bradtke Stuart Markow200171182U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: Camp Creek Trail, near Meacham Creek.-118.31444445.581111670762Trail under mixed conifer forest transitioning into grand fir forest with Lactuca serriola, Polystichum, Pteridium, Galium, Claytonia and grasses; area heavily grazed; soil deep, brown; slope 5-10; aspect westerly. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1640Heather Bradtke200175186U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: along Forest Road 54 and Pearson Creek, ca 9 mi SSE of Pilot Rock.-118.71666745.33166710361478Midslope near or under partial shade of mixed conifers, with lupines, Tragopogon, and Equisetum; soil of moderate depth, brown; slope 10-20; aspect westerly. Phenology: vegetative only.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3564Jean Wood1995816228U.S.A.WashingtonFerryWestern Colville National Forest and Vicinity: Kettle Range: Trailhead and parking area to Hall Ponds, ca 12 air mi SE of Republic; Forest Road 600 from Hall Creek on west side of Sherman Pass.-118.553448.53231402Mixed forest of ponderosa pine to subalpine fir. Phenology: vegetative only.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5055Jean Wood1996625177U.S.A.WashingtonStevensWestern Colville National Forest and Vicinity: Columbia River and Tom Bush Creek, ca 2.5 air mi S of Waneta border station on Wash Hwy 251.-117.748548.9649426518Creekside. Phenology: vegetative only.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5097Jean Wood1996625177U.S.A.WashingtonStevensWestern Colville National Forest and Vicinity: Black Canyon ridgetop, ca 6 air mi ESE of Northport.-117.662148.895512191426Cool, moist subalpine forest; Abies lasiocarpa, hemlock, cedar; also roadside. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.193Heather Bradtke2001614165U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: from Forest Road 31 at Forest Road 3109 going up Sugar Loaf Mountain.-118.22805645.44191713111402Gently sloping terrain, grand fir with Lonicera understory; soil fine, deep, brown; slope 0-5; aspect mountain top. Phenology: vegetative only.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6847Jean Wood199681214U.S.A.WashingtonStevensWestern Colville National Forest and Vicinity: Deer Creek, ca 6 air mi SW of Ione.-117.530148.64851097Riparian zone in cedar-hemlock forest between clearcuts. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2277Heather Bradtke2001714195U.S.A.WashingtonColumbiaUmatilla National Forest and Vicinity: off Forest Road 4620, near Kendall Monument.-117.75611146.24666712501341Mixed conifer overstory, Alnus and maple middle story with Chimaphila in understory. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2437Heather Bradtke2001716197U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: Black Mountain Circle, Forest Road 80 off Forest Road 3128, ca 10 air mi ENE of Emmigrant State Park.-118.242545.60055614631570Dry area of mixed conifer woods; soil fine, deep, pale; slope 0-15; aspect east. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2627Heather Bradtke2001718199U.S.A.OregonUnionUmatilla National Forest and Vicinity: Little Phillips Creek near Will Rogers Spring, ca 9.5 air mi NW of Elgin.-118.03777845.66833312801341Riparian area; soil rocky to organic; slope 0-10; aspect ravine. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3180Heather Bradtke2001728209U.S.A.WashingtonWalla WallaUmatilla National Forest and Vicinity: Cold Springs ca 1/2 air mi from Table Rock Lookout, ca 16 air mi E from Walla Walla.-117.90333346.02777816461829Partially shaded by Alnus and Sorbus in a wet area close to spring; soil fine, deep, light brown; slope 5-10; aspect easterly. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3372Heather Bradtke2001730211U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: North Fork Walla Walla River Trail to ca 4 air mi from Forest Road 65, 5 mi E of Milton-Freeewater.-118.00111145.94166710361463Moderately dry slope 60 feet above river in shade of grand fir; soil fine, deep; slope 10-20; aspect south. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3450Heather Bradtke2001730211U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: North Fork Walla Walla River Trail to ca 4 air mi from Forest Road 65, 5 mi E of Milton-Freeewater.-118.00111145.94166710361463Dry forest with Douglas fir overstory; soil fine, deep, brown; slope 10-20; aspect ravine. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3656Heather Bradtke200181213U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: Forest Road 21 near Bear Camp Springs, ca 10 air mi NNW of La Grande.-118.18080645.51261114781579Under mixed conifers; soil fine, semi-deep; slope 0-20; aspect westerly. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3974Heather Bradtke200183215U.S.A.WashingtonColumbiaUmatilla National Forest and Vicinity: Forest Road 64, ca 2 mi W of Bluewood Ski Area, ca 10 air mi E of Walla Walla.-117.90111146.08777815851707Dry woods area; soil fine, deep. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3989Heather Bradtke200185217U.S.A.OregonUnionUmatilla National Forest and Vicinity: near Big Sink and Mottet Creek, ca 15 mi N of Elqin.-117.91194445.77305610361097Semi-dry woods with mature mixed conifer with understory of graminoids and forbs; soil fine, deep; slope 5; aspect southeast. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4099Heather Bradtke200185217U.S.A.OregonWallowaUmatilla National Forest and Vicinity: Elk Flats Trail, ca 30 air mi E of Milton-Freewater.-117.77341745.91858841463Mixed conifer woods; soil fine; slope 0-20; aspect southeast. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4285Heather Bradtke200187219U.S.A.OregonWallowaUmatilla National Forest and Vicinity: Timothy Spring Trail along South Fork Wenaha River to Milk Creek, ca 24 air mi E of Milton-Freewater.-117.89244445.86577810361463In mixed conifer woods; soil fine, deep; slope 5-10; aspect northerly. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4326Heather Bradtke200187219U.S.A.OregonWallowaUmatilla National Forest and Vicinity: Timothy Spring Trail along South Fork Wenaha River to Milk Creek, ca 24 air mi E of Milton-Freewater.-117.89244445.86577810361463Open slope; soil shallow; slope 5-10; aspect northerly. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.44Heather Bradtke2001610161U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: along North Fork Umatilla River, 0.5-1 air mi ESE of Corporation Guard Station.-118.18555645.726667701823Douglas-fir and populus overstory and alder spp. along the river; soil fine, deep, light brown; slope 0-15; aspect southwest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.547Heather Bradtke2001619170U.S.A.OregonUmatillaUmatilla National Forest and Vicinity: where Forest roads 3130 and 3128 meet, ca 2 air mi ENE of Goodman Lookout.-118.1745.60933314021509Mesic moderately old mixed conifer stand interspersed with sunny openings; soil fine, powdery, brown; slope 0-10; aspect ridgetop. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.623Heather Bradtke2001620171U.S.A.OregonUnionUmatilla National Forest and Vicinity: moving downslope from Forest Road 300, near Alder Lookout.-117.79005645.84416712191524Open mixed conifer stand; soil fine, deep, brown; slope 0-20; aspect east. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.729Heather Bradtke2001620171U.S.A.OregonUnionUmatilla National Forest and Vicinity: where Jarboe Creek meets Forest Road 6413.-117.86305645.832512191341Mixed conifer forest, with Vaccinium and forbs in understory; soil fine, deep, brown; slope 5; aspect south. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.835Heather Bradtke2001624175U.S.A.OregonWallowaUmatilla National Forest and Vicinity: where Forest roads 62 and 6214 intersect, near the trail to Hoodoo.-117.62888945.942512501341Open area (regenerating area) of mixed conifer stand dominated by browsed roses, Mahonia, Symphoricarpos, Ribes, Spiraea and Linnaea; soil fine, ashy, pale; slope 0-10; aspect ridgetop and south. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.912Heather Bradtke2001624175U.S.A.OregonWallowaUmatilla National Forest and Vicinity: off Forest Road 64 and old Forest Road 240.-117.7245.92861114021478Mixed conifer woods; soil fine, ashy, pale; slope 0-10; aspect north. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.70936Ronald L. Hartman Heather Bradtke200168159U.S.A.WashingtonColumbiaUmatilla National Forest and Vicinity: Conners Gulch, end of Forest Road 4620.050, ca 9.5 air mi SE of Dayton.-117.75963946.22247210361097Roadsides, wooded slopes with ponderosa pine and Douglas fir. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.71069Ronald L. Hartman Heather Bradtke200168159U.S.A.WashingtonColumbiaUmatilla National Forest and Vicinity: east side of Chase Mountain from North Fork Touchet River, 0.5-1.5 air mi SW of Middle Point Ridge Trail.-117.80946.1324441402Scab area. Phenology: spores.RMRM370861 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3821Hollis Marriott198373184U.S.A.WyomingCrookBlack Hills: Bear Lodge Mountains: Cook Lake, ca 7.2 air mi SSE of Alva.-104.407244.59581448Wet draws off Taylor Drive, pine-aspen-birch forest. Phenology: spores.RMRMRS93 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4013Elbert L. Little1935817229U.S.A.ArizonaGilaTonto-Sierra Ancha Experimental National Forest; Parker Creek Branch Station; Parker Creek.-110.970233.79841545Oak woodland; on slope 20 deg southeast, gravelly soil. Phenology: spores.RMRMRS92 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.s.n.Herbert W. Graham1927728209U.S.A.ArizonaGila12 miles south of Globe: Pinal Peak.-110.832233.290392286Phenology: spores.RMUSFS409591 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.6400James C. WhithamU.S.A.MontanaMadisonGallatin National Forest: Potosi Creek Hot Springs.195120% north slope; rocky swale / meadow; with sedges and umbel lily. Rare. Phenology: spores.RMUSFS409592 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1832James C. Whitham W. F. Swim193585217U.S.A.MontanaGallatinGallatin National Forest: Wilson Creek.2256level slope; loam soil; cleared lands with thimbleberry. Phenology: vegetative only.RMRM369816 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2934J. A. Moore1947722203U.S.A.MontanaFlatheadGlacier National Park: Heavens Peak Trail.Near burn. Phenology: vegetative only.RMRM157522 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.732L. M. Umbach1903822234U.S.A.MontanaFlatheadBelton.Woods. Phenology: spores.RMRM914190 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.42091Erwin F. Evert2007727208U.S.A.IdahoIdahoClearwater Mountains: Nez Perce National Forest: along an unnamed tributary ca 1/4 mi S of the South Fork Clearwater River, ca 12 mi W of Elk City.-115.64745.80481121Moist soil in creek bottom under Abies grandis with Veratrum viride, Xerophyllum tenax, Linnaea borealis, Vaccinium membranaceum, Equisetum arvense, Cornus canadensis, Boykinia major, Clintonia uniflora, and Trautvetteria caroliniensis. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2140Michael K. Kirkpatrick201071182U.S.A.ColoradoPitkin[location and coordinates withheld]2606Meadows and roadcuts. Phenology: vegetative only.RMUSFS898955 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.82706B. E. Nelson2011717198U.S.A.ColoradoPitkinWhite River National Forest: McClure Pass on Colo Hwy 133, ca 6 air mi NW of Marble; ca 19 air mi S of Carbondale.-107.283739.127826702707Aspen forest. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.8565Lori E. Brummer201267159U.S.A.ColoradoDeltaWest Elk Mountains: Gunnison National Forest: Mount Lamborn: south slope along Bell Creek, Forest Trail 894, ca 6 air mi SE of Paonia.-107.54338.788122562652Understory in aspen. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.9290Lori E. Brummer201273185U.S.A.ColoradoOuraySan Juan Mountains: Uncompahgre National Forest: Cimarron Ridge; Nate Creek or Forest Trail 221 from Nate Creek S to Owl Creek Pass Road, ca 9 air mi ENE of Ridgway.-107.596438.184527432841Meadow in aspen/spruce/fir mix. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.10243Lori E. Brummer2012722204U.S.A.ColoradoOuraySan Juan Mountains: Uncompahgre National Forest: Cimarron Ridge; Lou Creek Pass, ridge just S of Lou Creek Pass then W on Lou Creek Pass Trail to ridge above Kennedy Mine, ca 11 air mi NNE of Ridgway.-107.579338.227729433363Moist meadow in aspen/spruce/fir mix. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.8354Joshua J. Irwin2012528149U.S.A.IdahoLemhiNorthern Salmon River Mountains: bench overlooking Little Sheepeater Creek, 2.3 air mi WSW of Shoup.-114.3242545.369121382>150 individuals estimated in hydric soil within a ponderosa pine woodland, 18 degree slope, S aspect, peraluminous granite geology. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4774Joshua J. Irwin201167158U.S.AIdahoLemhiSalmon National Forest: Northern Salmon River Mountains: Wheat Creek valley bottom, 19.3 air mi W of Shoup.-114.6736845.38291215In mesic soil within a ponderosa pine vegetation, 27 degree slope, WNW aspect, gneiss geology. 25-75 plants estimated. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.91568Ronald L. Hartman Emma E. Stewart2011613164U.S.A.IdahoLemhiNorthern Salmon River Mountains: Salmon Wild and Scenic River/Frank Church - River of No Return Wilderness: along Horse Creek from the river ca 0.5 mi N to Pinto Creek.-114.73676745.403683884932Phenology: vegetative only.RMUSFS Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2704James P. Vanderhorst1991619170U.S.A.ColoradoGarfieldFlat Tops/White River Plateau: Mitchell Creek, ca 3 air mi NW of downtown Glenwood Springs.-107.362239.585918292317Lush, overgrown creek bottom, with narrowleaf cottonwood, Douglas fir, blue spruce, aspen, dogwood, and water birch.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4739Lori E. Brummer201176187U.S.A.ColoradoMontroseUncompahgre Plateau: Dry Creek Trail (Forest Trail 114), along trail and adjoining area, ca 18.5 air mi SW of Montrose.-108.112438.299926952902Spruce/fir with scattered aspen. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1319Georgia G. Thomas2013725206U.S.A.IdahoIdahoNez Perce National Forest: Middle Fork Clearwater Wild and Scenic River: Selway River Drainage: Race Creek Trail Head: ca 3/4 mi on Forest Trail 4 along Selway River, ca 20 mi on Forest Road 223, ca 34 air mi ESE of Kooskia.-115.277646.0439538Mixed conifer forest, Thuja plicata, grand fir, Douglas fir, ponderosa pine.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4596Georgia G. Thomas2014726207U.S.A.IdahoIdahoNez Perce National Forest: Forest Road 319 to Big Fog Saddle, ca 13 mi until the end of road, ca 23 air mi NNE of Elk City.-115.204546.11431805Wet meadow.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4728Georgia G. Thomas2014729210U.S.A.IdahoIdahoNez Perce National Forest: Selway River Drainage: Meadow Creek, Selway River Campground, ca 1/4 mi on Forest Road 443 from Selway River, ca 33 air mi ESE of Stites.-115.294846.0389587Western red cedar grove.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4804Georgia G. Thomas201482214U.S.A.IdahoIdahoNez Perce National Forest: Selway-Bitterrroot Wilderness: Issac Lake, ridge above lake, ca 16 mi on Forest Trail 618, ca 30 air mi W of Hamilton, MT.-114.799746.2712067Lodgepole pine forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5300Georgia G. Thomas2014823235U.S.A.IdahoIdahoNez Perce National Forest: Clearwater River Drainage: Forest Road 445 near Polar Creek, ca 18 air mi ENE of Kooskia.-115.676646.21511118Roadside in a mixed coniferous forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5406Georgia G. Thomas2014824236U.S.A.IdahoIdahoNez Perce National Forest: Middle Fork Clearwater Wild and Scenic River: Selway River Drainage: ca 20 mi on Forest Road 223, ca 1/4 mi on Gedney Creek Trail, Forest Trail 708, ca 17 air mi NNE of Elk City.-115.314546.0579525Mixed coniferous forest.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.5465Georgia G. Thomas2014824236U.S.A.IdahoIdahoNez Perce National Forest: Middle Fork Clearwater Wild and Scenic River: Selway River Drainage: Rackliff Trail Head, ca 0.5 mi on Forest Trail 702, ca 9 mi on Forest Road 223 from Lochsa River, ca 18 air mi NNW of Elk City.-115.491446.0883637Mixed coniferous forest.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.92318Ronald L. Hartman Jack Hartman201267159U.S.A.IdahoIdahoNez Perce National Forest: forest boundary just E of Blackerby Picnic Area on Ida Hwy 14 to Elk City, ca 4.5 air mi SE of Grangeville.-116.035845.88876091036Steep slope to ridgetop. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.92327Ronald L. Hartman Jack Hartman2012610162U.S.A.IdahoIdahoNez Perce National Forest: Gospel Hump Wilderness: along the Wind River ca 0.5-0.9 air mi from Wind River Pack Bridge on Salmon River, ca 18.5 air mi E of Riggins.-115.9387545.4663609762Mesic forest with openings along trail. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.92415Ronald L. Hartman Jack Hartman2012612164U.S.A.IdahoIdahoNez Perce National Forest: on Forest Road 244, ca 6 air mi SSW of Clearwater (town).-115.93268345.938899RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.93207Ronald L. Hartman Georgia G. Thomas2013613164U.S.A.IdahoIdahoBitterroot National Forest: Paradise Campground and vicinity along White Cap Creek, ca 63 air mi ESE of Kooskia-114.73694445.862818929945Campground, creek side, and conifer covered slopes and cliffs.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.93333Ronald L. Hartman Georgia G. Thomas2013616167U.S.A.IdahoIdahoNez Perce National Forest: ca 1 3/4 air mi due S of Middle Fork Clearwater River, ca 13 air mi E of Kooskia.-115.70783346.1174671067Roadside.RMRM288726 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1462Robert D. Dorn197195248U.S.A.WyomingCarbonSierra Madre: between Lost Creek and Haggarty Creek.-107.109741.13592591Talus associated with Populus tremuloides along road. Common. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.594Crista L. O'Conner B. E. Nelson201668160U.S.A.IdahoClearwaterClearwater Mountains: North Fork Clearwater River, Black Canyon Forest Trail 445 toward Elizabeth Mountain, ca 34 air mi NE of Pierce.-115.229246.7591906975Southeasterly-facing slopes characterized by an overstory rich in Thuja plicata and Abies grandis, with infrequent occurrences of Tsuga mertensiana. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.680Crista L. O'Conner B. E. Nelson201668160U.S.A.IdahoClearwaterClearwater Mountains: along North Fork Clearwater River and Forest Road 250 in Black Canyon, ca 1.5 air mi E of Flat Mountain and 32 air mi NE of Pierce.-115.23946.7446884Riparian and island NE of road. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.728Crista L. O'Conner B. E. Nelson2016610162U.S.A.IdahoClearwaterClearwater Mountains: shoulder slope along Forest Road 5220, between Cabin Point and Fuzzy Creek, ca 16 air mi NE of Pierce.-115.490646.59841280Roadside and adjacent bank, surrounded by mixed seral coniferous forest; predominantly inhabited by Pseudotsuga menziesii and Abies grandis. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.846Crista L. O'Conner B. E. Nelson2016612164U.S.A.IdahoClearwaterClearwater Mountains: June Creek S of Forest Road 246, ca 1 air mi NW of Eagle Point and ca 27.5 mi NNE of Pierce.-115.548846.81779571024Of northerly aspect, creek abundant with Thuja plicata of substantial size and occasional old growth Abies grandis with dbh of ca 5'; understory varied from largely depauperate with light gaps rich in Vaccinium membranaceum, to moisture-laden stands of Adiantum aleuticum and Oplopanax horridum. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.862Crista L. O'Conner B. E. Nelson2016612164U.S.A.IdahoClearwaterClearwater Mountains: Sheep Mountain Range: along Forest Road 5325, ca 2 air mi W of Sheep Mountain and 21.5 air mi NNE of Pierce.-115.625946.78011477Roadside collection; northerly aspect characterized by Tsuga mertensiana/Clintonia uniflora habitat type, with abundant towering Picea engelmannii and infrequent Abies lasiocapa. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.958Crista L. O'Conner Joshua Miller2016615167U.S.A.IdahoClearwaterUpper Basin: Giant Red Cedar National Recreation Trail 748: headwaters of Elk Creek, ca 12.5 air mi ENE of Bovill and ca 3 air mi N of Elk Butte.-116.121246.88711176Exceptional old-growth climax community of Thuja plicata, characterized by Thuja plicata/Athyrium filix-femina habitat type of northerly aspect. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1169Crista L. O'Conner2016618170U.S.A.IdahoClearwaterClearwater Mountains: Aquarius Research Natural Area: Isabella Landing Trail 297 and vicinity adjacent to confluence of Isabella Creek and North Fork Clearwater River.-115.631546.8495524Mature and productive western red cedar forest upon riparian terrace, characterized by Thuja plicata/Athyrium filix-femina habitat type. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1446Crista L. O'Conner2016623175U.S.A.IdahoClearwaterClearwater Mountains: Trail 154, along ridge and slopes between Teakwah Creek to the W and Jackknife Creek to the E, ca 21 air mi NE of Pierce. Collection extent ca 6 mi on and in vicinity of trail.-115.465446.63127071500Habitats varied: ranging from steep, southerly-facing slopes dominated by bluebunch wheatgrass; saddles and shoulder-slopes of seral Pseudotsuga menziesii/Abies grandis communities; dense shrub thickets of Ceanothus velutinus; to prominent rock outcrops where cryptogamic crust is well-developed. History of fire disturbance evident throughout. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1510Crista L. O'Conner2016625177U.S.A.IdahoLatahHoodoo Mountains: southern slope of range in Mountain Gulch drainage, from shoulder-slope to mid-slope along draw, ca 3 air mi E of Bald Mountain and 20 air mi NE of Potlatch.-116.518847.039812191417Mixed coniferous forest dominated by sizeable seral (i.e., Larix occidentalis) and late-seral (i.e., Abies grandis) communities on shoulder slope, and Thuja plicata in moist draw. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1728Crista L. O'Conner2016630182U.S.A.IdahoIdahoClearwater Mountains: Lochsa River: southeasterly-facing toe slope N of river, along Forest Trail 2, ca 10.5 air mi NE of Lowell.-115.416246.231536640Mixed coniferous forest consisting largely of early to mid-seral species, transitioning to areas of shrub dominance on steeper slopes of southerly aspect with occasional rock outcrops. Phenology: spores.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.1955Crista 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 Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2162Crista L. O'Conner2016711193U.S.A.IdahoClearwaterClearwater Mountains: confluence of North Fork Clearwater River and Kelly Creek, nearby Kelly Forks Work Center, ca 30 air mi NE of Pierce.-115.26846.7222841853Mixed coniferous forest on alluvial plain. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2314Crista L. O'Conner2016713195U.S.A.IdahoClearwaterBitterroot Mountains: North Fork Clearwater River: North Fork Headwater Trail 373, spanning ca 6-9 air mi W of Montana. Collection extent includes from Trail Head to confluence of Meadow Creek, ca 3.5-4 mi.-115.074346.874611281280Predominately southwesterly-facing slopes and draws with heterogeneous communities of Abies lasiocarpa, Picea engelmannii, Pinus contorta, Pseudotsuga menziesii and, to a lesser degree, Thuja plicata. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2463Crista L. O'Conner Emily Poor2016716198U.S.A.IdahoLatahM. M. McCrosky Memorial State Park: unnamed spur road of Forest Road 4716, ca 8 1/4 air mi N of Potlatch and ca 3.5 air mi SE of Mission Mountain.-116.892247.0453945975Early-seral community with evident history of intensive timber harvest and management; dominated by Pinus ponderosa and Pseudotsuga menziesii in overstory with common Abies grandis regeneration beneath. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.2940Crista L. O'Conner2016726208U.S.A.IdahoClearwaterClearwater Mountains: Scurvy Mountain: summit, ca 7.5 air mi NNE of Lookout Peak.-115.133846.689414022039Mixed seral community comprised predominantly of Abies grandis, Picea engelmannii and Abies lasiocarpa; light gaps occasional, where large communities of Pteridium aquilinum occupy, resembling elements of the grand fir mosaic. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85003B. E. Nelson Crista L O'Conner201663155U.S.A.IdahoLatahPalouse Range: along Gold Creek between Forest Road 770 and Forest Road 4766, ca 6 air mi NE of Potlatch.-116.821446.9835853871Stream bottom in disturbed Tsuga/Thuja forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85100B. E. Nelson Crista L O'Conner201663155U.S.A.IdahoLatahPalouse Range: along Slate Creek at Forest Road 1433, ca 1 air mi WSW of Baby Grand Mountain, ca 18.5 air mi ENE of Potlatch.-116.533946.99989751036Stream bottom and adjacent slopes in a mixed conifer forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85108B. E. Nelson Crista L O'Conner201665157U.S.A.IdahoClearwaterPalouse Range: along Bull Run Creek, just S of Bull Run Creek Falls, ca 18 air mi ESE of Deary-116.196946.7345762Stream bottom and adjacent western red cedar forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85128B. E. Nelson Crista L O'Conner201665157U.S.A.IdahoClearwaterPalouse Range: just S of Oviatt Creek on Forest Road 1447, ca 13 air mi E of Deary.-116.290646.7833975Edge of brushy mixed conifer forest-Sphagnum bog. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85159B. E. Nelson Crista L O'Conner201667159U.S.A.IdahoClearwaterClearwater Mountains: Aquarius Campground along the North Fork Clearwater River, ca 25 air mi NNE of Pierce.-115.615546.8403518Riparian Thuja forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85184B. E. Nelson Crista L O'Conner201667159U.S.A.IdahoClearwaterClearwater Mountains: slope and bench above Isabella Creek and Forest Road 700, just S of Dog Creek, ca 27 air mi NNE of Pierce.-115.618646.8656609Thuja forest with occasional Tsuga mertensiana. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85239B. E. Nelson Crista L O'Conner201668160U.S.A.IdahoClearwaterClearwater Mountains: along North Fork Clearwater River and Forest Road 250 in Black Canyon, at Elizabeth Mountain Trailhead, ca 33 air mi NE of Pierce.-115.229446.7589853Riparian Thuja forest. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85327B. E. Nelson Crista L O'Conner2016610162U.S.A.IdahoClearwaterClearwater Mountains: along Forest Road 5220 on slope between Fuzzy Creek and Cabin Point, ca 16 air mi NE of Pierce.-115.490646.59841280Roadside and adjacent mixed conifer forest dominated by Douglas fir and grand fir. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85405B. E. Nelson Crista L O'Conner2016612164U.S.A.IdahoClearwaterClearwater Mountains: along Forest Road 246 at June Creek crossing, ca 1 air mi NW of Eagle Point, ca 27.5 air mi NNE of Pierce.-115.548846.8177960Steep, open roadbank. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.85468B. E. Nelson Crista L O'Conner2016612164U.S.A.IdahoClearwaterClearwater Mountains: Sheep Mountain Saddle, ca 20.5 air mi NNE of Pierce.-115.619446.76131295Mixed conifer forest with alder and maple. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.3170Crista L. O'Conner Catherine Curtis2017528148U.S.A.IdahoIdahoClearwater Mountains: Split Creek Ridge along Trail 133, ca 13 air mi NE of Lowell.-115.397646.2338695877Exposed southerly slope with occasional pockets of shrubs and Pseudotsuga menziesii in moisture-retaining draws/seeps. Bromus tectorum abundant; Pseudoroegneria spicata and Koeleria macrantha common. Phenology: vegetative only.RMRM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4796Crista L. O'Conner2017728209U.S.A.IdahoIdahoClearwater Mountains: Mocus Point Trail 469, ca 15 air mi NE of Lochsa Historical Ranger Station.-115.027646.43411523South-facing slope with dense Ceanothus velutinus and occasional Pseudotsuga menziesii. Phenology: vegetative only.RM Pteridium aquilinum var. pubescensphysical specimenDennstaedtiaceaePteridiumaquilinumvar. pubescensUnderw.4814Timothy W. Chumley1996719201U.S.A.ColoradoDouglasEast-central Colorado: Mosquito Range to Plains: Rampart Range: Stevens Gulch: at head of gulch and ridges to E off Forest Road 512, ca 1 air mi N of U.S.FS Indian Creek Work Center, ca 4.3 air mi ESE of town of South Platte.-105.101239.395922432457In moist, lightly shaded aspen and Douglas fir forest. Phenology: vegetative only.36003,1,0true