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RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 90-103 Kent A. Crofts 1990 8 29 241 U.S.A. Alaska Juneau Tongass National Forest: Kensington Mine access road, 1/2 mi E of Comet. 76 With Sitka spruce, red alder, western hemlock, and skunk cabbage on 3% slope, west aspect on 8-10" of wet peat over mineral soil. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 90-104 Kent A. Crofts 1990 8 29 241 U.S.A. Alaska Juneau Kensington Mine access road, 200 ft W of Sherman Creek Bridge. 182 With Sitka spruce, red alder, and western hemlock on 8% slope, north aspect on 8-10" of peat over glacial till. RM RM 217959 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 5363 C. L. Porter 1950 6 21 172 U.S.A. Wyoming Crook Black Hills National Forest: Reuter Canyon, 5 mi N of Sundance. -104.4235 44.4265 1 1676 Phenology: vegetative only. RM RM 260210 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 7835 C. L. Porter Marjorie W. Porter 1959 6 24 175 U.S.A. Wyoming Crook Bear Lodge Range: between Alva and Aladdin. -104.3205 44.6582 3 1463 Brushy hillsides. Phenology: vegetative only. RM RM 544310 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 212 Jan Pollet 1989 7 18 199 U.S.A. Wyoming Platte Along Cottonwood Creek, 29 road mi NW of Wheatland. -105.1954 42.2984 1 1616 Creek banks; live water. Phenology: fruiting. RM RM 681427 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 8494 Robert D. Dorn 2000 8 10 223 U.S.A. Wyoming Sheridan Goose Creek just E of Kendrick Park, Sheridan. -106.9623 44.8009 700 1158 Moist unstable bank above creek with Populus deltoides and Typha. Undoubtedly introduced whether intentionally or unintentionally. Phenology: vegetative only. RM RM 334494 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 3722 Robert D. Dorn 1981 9 6 249 U.S.A. Wyoming Weston -104.0488 44.1338 1 2012 Ponderosa pine-aspen forest with Vaccinium and Juniperus. Phenology: vegetative only. RM RM 370741 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4475 Robert D. Dorn 1986 8 21 233 U.S.A. Wyoming Weston Thompson Canyon. -104.04583 43.93694 1 1615 Ponderosa pine-box elder community with Rosa and Prunus. Phenology: vegetative only. RM RM 681427 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 8494 Robert D. Dorn 2000 8 10 223 U.S.A. Wyoming Sheridan Goose Creek just E of Kendrick Park in Sheridan. -106.9595 44.8055 1 1158 Moist unstable bank above creek with Populus deltoides and Typha. Undoubtedly introduced whether intentionally or unintentionally. Phenology: vegetative only. RM RM 98954 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 479 Arthur C. McIntosh 1924 7 14 196 U.S.A. South Dakota Pennington Rochford. -103.7157 44.1225 1 1606 Along stream. Phenology: fruiting. RM RM 98937 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 671 Arthur C. McIntosh 1924 9 6 250 U.S.A. South Dakota Lawrence Lower Little Elk Canyon. -103.4651 44.2391 1 1310 In canyons and near water. Phenology: fruiting. RM RM 106714 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 743 Arthur C. McIntosh 1925 7 30 211 U.S.A. South Dakota Pennington 1 mi SW of Rapid City. -103.2656 44.0718 1 1003 Occasional along stream. Phenology: vegetative only. RM RM 137992 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1010 Aven Nelson Ruth A. Nelson 1933 9 26 269 U.S.A. South Dakota Custer Sylvan Lake, Black Hills. -103.5662 43.8471 1 1875 Phenology: flowering & fruiting. RM RM 267086 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 736 C. L. Gilly G. W. Parmelee, Stella M. Wilson, and P. G. Coleman 1953 6 24 175 U.S.A. South Dakota Lawrence Roughlock Falls. -103.9431 44.3498 1560 Along stream. Phenology: flowering & fruiting. RM RM 241723 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 6598 C. L. Porter 1954 7 28 209 U.S.A. South Dakota Pennington Hill City (near). -103.5763 43.9313 1 1490 1737 In ravines. Phenology: flowering & fruiting. RM RM 394441 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 8633 Gary E. Larson 1983 4 23 113 U.S.A. South Dakota Custer Keith Morrill's land. -103.5344 43.6429 1 1509 Low meadow bordering stream, common. Phenology: fruiting. RM RM 167104 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 7806 George E. Osterhout 1932 7 11 193 U.S.A. South Dakota Lawrence Boulder Canyon, near Sturgis, Black Hills. -103.5816 44.4006 1 1143 Phenology: vegetative only. RM RM 110825 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1349 Herman E. Hayward 1927 6 23 174 U.S.A. South Dakota Lawrence Lower Spearfish Canyon. -103.8957 44.4073 5 1128 1707 Mesophytic canyon; oak, willow, and Prunus association. Phenology: fruiting. RM RM 110987 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 854 Herman E. Hayward 1927 6 13 164 U.S.A. South Dakota Pennington Rapid City: Rapid Creek Canyon (Dark Canyon). -103.3616 44.0511 2 1048 1432 Oak, willow, and elm association; mesophytic. Phenology: vegetative only. RM RM 110814 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 897 Herman E. Hayward 1927 6 14 165 U.S.A. South Dakota Custer Black Hills: Custer State Park. -103.3984 43.7761 1 1326 Mesophytic creek above forester's lodge; birch, willow, and popple association. Phenology: vegetative only. RM RM 110825 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 971 Herman E. Hayward 1927 6 16 167 U.S.A. South Dakota Pennington Rapid City, Rapid Creek. -103.2204 44.0835 2 975 Oak, willow, and elm association; mesophytic; bottom land. Phenology: fruiting. RM RM 698807 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 11890 Hollis Marriott 2000 6 19 171 U.S.A. South Dakota Custer Black Hills: Custer State Park: tributary to Iron Creek from below (E of) Needles Highway near Cathedral Spires parking area; ca 1.5 air mi ESE of Sylvan Lake, ca 6.5 air mi NE of Custer. -103.5332 43.8402 1859 Opening in white spruce forest in drainage bottom (old beaver ponds). Phenology: vegetative only. RM RM 365458 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 9602 Hollis Marriott 1985 6 22 173 U.S.A. South Dakota Custer Jewel Cave National Monument: in canyon bottom near original cave entrance. -103.8446 43.7337 1615 In small birch stand. Phenology: vegetative only. RM RM 12255 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall s.n. L. W. Carter 1897 8 26 238 U.S.A. South Dakota Custer Custer. -103.6004 43.7662 1 1609 1737 Phenology: fruiting. RM USFS 447383 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1515 Ralph K. Gierisch 1949 7 24 205 U.S.A. South Dakota Pennington -103.4867 43.987 1 1432 5% eastern deep loam slope of creek bank. Elev closer to 4700 f (USGS 7.5') G. Bryson Phenology: flowering & fruiting. RM RM 69769 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall s.n. S. S. Visher 1910 8 27 239 U.S.A. South Dakota Harding West Short Pine Hills. -103.9409 45.4402 2 1051 1143 Shady gulches. Phenology: vegetative only. RM RM 100849 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 15827 W. H. Over 1924 8 19 232 U.S.A. South Dakota Pennington Palmer Gulch (Rabbit Gulch). -103.5422 43.9053 1 1536 Phenology: fruiting. RM RM 100778 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 16189 W. H. Over 1924 5 18 139 U.S.A. South Dakota Pennington Rapid City, (near). -103.2221 44.0748 3 945 1219 Wooded ravines. Phenology: fruiting. RM RM 56763 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1504 Francis Ramaley 1906 5 7 127 U.S.A. Colorado Boulder Gregory Canyon: near Boulder. Phenology: flowering. RM RM 215597 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4924 William A. Weber 1949 7 9 190 U.S.A. Colorado Boulder NW slope of Green Mountain; just SW of Boulder. 2134 Cool ravine. Phenology: fruiting. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1563 Jean Wood 1995 6 27 178 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Meadow Creek Drainage: Ione Hill, ca 5 air mi S of Spirit along Forest Road 1728. -117.64 48.7503 1006 Rocky and open hill tops and south slopes; ponderosa pine/pinegrass and Douglas fir. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1781 Jean Wood 1995 7 1 182 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Kettle River: First Thought Mountain, ca 2 air mi NE of Orient along Forest Road 4149. -118.1647 48.8933 1189 Cottonwood pond and cedar woods on roadside. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2004 Jean Wood 1995 7 5 186 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Kettle Range: Kettle River Drainage: east end of Grouse Mountain, ca 5 air mi NNW of Orient along Forest Road 150. -118.2523 48.9363 1067 1219 Mixed forest of cedar/spruce/subalpine fir; south facing rock outcrops and clearings with Douglas fir and pinegrass. Phenology: fruiting. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2627 Jean Wood 1995 7 25 206 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge: ca 11 air mi SE of Colville at McDowell Lake overlook. -117.6599 48.4748 731 762 Partially open slopes with numerous rock outcrops; large ponderosa pine and Douglas fir; massive weed infestation in open areas. Phenology: fruiting. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 344 Jean Wood 1995 5 24 144 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Iron Mountains: High Lake, ca 1 1/4 air mi ESE of Addy; spur road from Forest Road 9535. -117.8114 48.3445 1036 Riparian and lakeside. Phenology: flowering & fruiting. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 392 Jean Wood 1995 5 26 146 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Sanpoil River Drainage: ca 6.5 air mi S of Republic, crossing of Rabbit Creek tributary and Forest Road 2053. -118.684 48.5469 914 Grazed meadow along creek. Phenology: flowering. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 819 Jean Wood 1995 6 3 154 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Swan Butte area, ca 11 air mi SSW of Republic, along Forest Road 5314. -118.8581 48.5323 1158 1189 Roadside. Phenology: flowering. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4024 Jean Wood 1996 5 22 143 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Bear Creek, west side of Columbia River, ca 1.5 air mi W of Northport. Private land owned by Bear Creek Nursery. -117.6828 48.9935 579 Creekside. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4277 Jean Wood 1996 5 27 148 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: "Pine savannah" at intersection of Narcisse Road and Bear Creek Road on Little Pend Oreille Wildlife Refuge. -117.7248 48.4748 701 Open ponderosa pine forest with pinegrass; small creek with aspen and birch. Phenology: flowering. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4508 Jean Wood 1996 6 2 154 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge: Blacktail Mountain, ca 15 mi ESE of Colville in Little Pend Oreille River drainage. -117.6166 48.4748 975 Streamside by old cabin. Phenology: flowering. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4577 Jean Wood Sylvia Brock 1996 6 4 156 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: tramway region of Huckleberry Creek drainage, ca 3 air mi NW of Waitts Lake; ca 7 air mi SW of Chewelah. -117.8547 48.2287 731 914 Rock outcrops and bald ridges with occasional large Douglas fir and ponderosa pine; mixed woods in draws. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4725 Jean Wood 1996 6 6 158 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Hoodoo Canyon Trail to Emerald Lake from Deadman Creek, ca 10 air mi W of Kettle Falls. -118.2742 48.6643 792 1158 Lake shore; trailside through mixed forest to north facing balds, rock outcrops, and cliffs with scattered ponderosa pine, Douglas fir, and pinegrass; small seeps. Phenology: flowering & fruiting. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4968 Jean Wood 1996 6 23 175 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Little Pend Oreille Wildlife Refuge, ca 6 air mi SE of Colville; access from Buffalo-Wilson Road. -117.7681 48.4603 701 762 Rolling terrain with ponderosa pine and smaller Douglas fir encroaching. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 5153 Jean Wood 1996 6 25 177 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Black Canyon ridgetop, ca 6 air mi ESE of Northport. -117.6621 48.8955 1219 1426 Cool, moist subalpine forest; Abies lasiocarpa, hemlock, cedar; also roadside. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 5336 Jean Wood 1996 6 27 179 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Empire Lake, ca 6 air mi SW of Curlew. -118.7122 48.8074 1097 Lake shores and cool, moist woods with granite cliffs. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 5359 Jean Wood 1996 6 27 179 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Empire Lake, ca 6 air mi SW of Curlew. -118.7122 48.8074 1097 Lake; in shallow water. Phenology: flowering & fruiting. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 5551 Jean Wood 1996 6 30 182 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: White Creek above Kettle River, ca 2.5 air mi NE of Curlew. -118.537 48.9219 762 823 Old roads in mixed forest. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 5794 Jean Wood 1996 7 4 186 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Flagstaff Mountain, ca 3 air mi SW of Northport. -117.858 48.8933 975 1097 South facing mountainside below barite mine; open steppe with scattered brush and occasional ponderosa pine and Douglas fir. Phenology: fruiting. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 6198 Jean Wood 1996 7 23 205 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Fifteenmile Creek, ca 17 air mi N of Kettle Falls. -118.0333 48.8647 823 1097 Mixed conifer forest and small creek; balds and open ridges. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 6300 Jean Wood 1996 7 23 205 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Summit Lake and Box Canyon wetlands, ca 3 air mi N of Pierre Lake. -118.1428 48.9506 762 Lakeside. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 6556 Jean Wood 1996 7 27 209 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Smackout Swamp, ca 7 air mi NW of Ione; ca 1 air mi NW of Smackout Pass. -117.5737 48.7939 945 1006 Creek/swamp. Phenology: vegetative only. RM RM 597866 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 17174 B. E. Nelson Jan Pollet 1989 7 18 199 U.S.A. Wyoming Platte Laramie Mountains: Cottonwood Creek above the falls, ca 23 air mi NW of Wheatland; ca 11 air mi ENE of Laramie Peak. -105.2539 42.3128 2 1676 Canyon bottom, stump suckers from three large old rotted trees, no apparent evidence of introduction. Phenology: fruiting. RM RM 373857 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 11823 B. E. Nelson 1984 9 13 257 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: along North Redwater Creek, ca 3 air mi W of Farrall, ca 12.5 air mi NNE of Sundance. -104.3258 44.58194 1 1310 Paper birch woods with dense understory of (witch hazel)? Phenology: vegetative only. RM RM 373856 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 12005 B. E. Nelson 1984 9 16 260 U.S.A. Wyoming Crook Black Hills: Black Haw Gulch of Grand Canyon, ca 7.3 air mi SSW of Beulah, ca 11.5 air mi ENE of Sundance. -104.1439 44.45083 1 1280 North-facing slopes of the canyon with paper birch. Phenology: fruiting. RM RM 373855 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 12185 B. E. Nelson 1984 9 20 264 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: Harding Gulch, ca 6.5 air mi NE of Alva, ca 12.8 air mi NE of Hulett. -104.3886 44.7847 1 1432 North-facing slope with paper birch. Phenology: fruiting. RM RM 373854 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 12211 B. E. Nelson 1984 9 20 264 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: along Blacktail Creek, ca 10 air mi SE of Hulett, ca 12 air mi NW of Sundance. -104.48778 44.5661 1 1432 Creek bottom and north-facing slopes. Phenology: fruiting. RM RM 373860 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 8949 B. E. Nelson 1982 7 11 192 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: ca 1 mi SE of Warren Peaks, ca 5 air mi NW of Sundance. -104.42944 44.4644 1 1920 Moist birch woods with few ponderosa pine. Phenology: vegetative only. RM RM 373859 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 9211 B. E. Nelson Hollis Marriott 1982 7 14 195 U.S.A. Wyoming Crook Black Hills: Rattlesnake Canyon: ca 4.5 air mi NE of Moskee; ca 14 air mi ESE of Sundance. -104.1225 44.3203 1 1707 Birch woods. Phenology: vegetative only. RM RM 373858 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 9335 B. E. Nelson Hollis Marriott 1982 7 15 196 U.S.A. Wyoming Crook Black Hills: Riflepit Canyon ca 6 air mi E of Moskee; ca 18.5 air mi SE of Sundance. -104.0617 44.2769 1 1859 Moist north slope. Phenology: vegetative only. RM RM 373876 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1368 Hollis Marriott B. E. Nelson 1982 7 14 195 U.S.A. Wyoming Crook Black Hills: Cement Ridge, southeast end, ca 7.5 air mi NE of Moskee; ca 15 air mi ESE of Sundance. -104.0617 44.35 1 1981 Hazelnut thickets in birch woods. Phenology: vegetative only. RM RM 373875 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1823 Hollis Marriott Dennis Horning 1982 8 2 214 U.S.A. Wyoming Weston Black Hills: Stockade Beaver Creek E of Mallo Camp, ca 4 air mi E of Four Corners. -104.04667 44.0822 1 1859 North-facing slope; spruce forest. Phenology: vegetative only. RM RM 373874 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2044 Hollis Marriott 1982 8 11 223 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: Bear Lodge Pass (Wyo Hwy 24), ca 6 air mi SE of Alva. -104.32528 44.65556 1 1432 Birch-aspen woods. Phenology: vegetative only. RM RM 373873 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2478 Hollis Marriott 1983 5 31 151 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: North Redwater Creek, ca 7 air mi SW of Aladdin. -104.3053 44.58194 1 1310 Ponderosa pine-birch-bur oak woods on north-facing slopes. Phenology: flowering. RM RM 373872 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2655 Hollis Marriott 1983 6 6 157 U.S.A. Wyoming Crook [location and coordinates withheld] 1402 Birch woods along creek. Phenology: vegetative only. RM RM 373871 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2911 Hollis Marriott 1983 6 10 161 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountain, Fawn Creek, ca 5.6 air mi SE of Alva. -104.3669 44.6256 1 1402 Birch woods along creek. Phenology: vegetative only. RM RM 373870 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2939 Hollis Marriott 1983 6 14 165 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountain: upper East Creek drainage; ca 5 air mi NNE of Alva. -104.4086 44.7703 1 1219 Birch woods along creek. Phenology: vegetative only. RM RM 373869 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 3200 Hollis Marriott 1983 6 21 172 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: head of Carson Draw, ca 4 air mi NW of Sundance. -104.42944 44.4497 1 1890 Crevices, ledges, and talus of igneous outcrop in ponderosa pine forest. Phenology: vegetative only. RM RM 373868 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 3633 Hollis Marriott 1983 6 27 178 U.S.A. Wyoming Crook [location and coordinates withheld] 1189 Deciduous woods and thickets along creek. Phenology: vegetative only. RM RM 373867 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 5082 Hollis Marriott 1983 7 26 207 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: headwaters of Slaybaugh Creek along Forest Road 845, ca 7 air mi S of Alva. -104.4644 44.5981 1524 Birch woods in draw. Phenology: fruiting. RM RM 373866 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 6393 Hollis Marriott 1984 5 28 149 U.S.A. Wyoming Crook [location and coordinates withheld] 1707 Along draw on southeast side; ponderosa pine forest. Phenology: flowering. RM RM 373865 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 6693 Hollis Marriott 1984 6 12 164 U.S.A. Wyoming Weston [location and coordinates withheld] 1432 Canyon bottom with birch, boxelder, aspen, and ponderosa pine. Phenology: vegetative only. RM RM 373864 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 6818 Hollis Marriott 1984 6 16 168 U.S.A. Wyoming Crook Black Hills: Sand Creek above Spottedtail Gulch; ca 14.5 air mi E of Sundance. -104.0622 44.3942 1 1615 Creek bottom in ponderosa pine forest, near stream. Phenology: vegetative only. RM RM 373863 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 7002 Hollis Marriott 1984 6 21 173 U.S.A. Wyoming Crook Black Hills: Black Buttes: unnamed butte E of Iron Mountain, ca 9.5 air mi SE of Sundance. -104.2633 44.29056 1 1737 Birch woods on south side of draw, northeast side of butte. Phenology: vegetative only. RM RM 373862 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 8467 Hollis Marriott Dennis Horning 1984 8 4 217 U.S.A. Wyoming Weston Black Hills: Wet Parmlee Canyon near state line, ca 4.5 air mi SE of Four Corners. -104.04667 44.0392 1 1798 North-facing slope with spruce and a few ponderosa pines. Phenology: vegetative only. RM RM 373861 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 9010 Hollis Marriott 1984 8 14 227 U.S.A. Wyoming Weston [location and coordinates withheld] 1707 Northwest-facing slope with birch and aspen. Phenology: fruiting. RM RM 334494 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 3722 Robert D. Dorn 1981 9 6 249 U.S.A. Wyoming Weston -104.0488 44.1338 1 2012 Ponderosa pine-aspen forest with Vaccinium and Juniperus. Phenology: vegetative only. RM RM 370741 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4475 Robert D. Dorn 1986 8 21 233 U.S.A. Wyoming Weston Thompson Canyon. -104.0458 43.9369 1 1615 Ponderosa pine-box elder community with Rosa and Prunus. Phenology: vegetative only. RM RM 373853 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 16048 Ronald L. Hartman 1983 7 13 194 U.S.A. Wyoming Crook Black Hills: Geis Springs and vicinity, ca 5 air mi E of Alva. -104.3464 44.68444 1 1432 Ponds and pond margins and adjacent oak woodlands and prairies; wooded slope. Phenology: fruiting. RM RM 373852 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 16258 Ronald L. Hartman 1983 7 15 196 U.S.A. Wyoming Crook Black Hills: ca 3 air mi NNE of Aladdin. -104.1794 44.6864 3 1097 Prairie, wooded stream bottom, and sandstone outcrops; sandstone outcrops. Phenology: fruiting. RM RM 373851 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 17575 Ronald L. Hartman 1984 7 9 191 U.S.A. Wyoming Crook Black Hills: 9.5 air mi E of Sundance. -104.1833 44.395 1 1402 Ponderosa pine slopes, stream bottom, and meadow; wooded slopes. Phenology: vegetative only. RM RM 373850 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 17690 Ronald L. Hartman 1984 7 9 191 U.S.A. Wyoming Crook Black Hills: Sand Creek; 11-12 air mi ESE of Sundance. -104.1228 44.43889 2 1310 Canyon bottom and lower slopes; wooded slope along trail. Phenology: fruiting. RM RM 373849 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 17831 Ronald L. Hartman 1984 7 11 193 U.S.A. Wyoming Crook Black Hills: tributary of Shepherd Gulch, ca 8 air mi S of Beulah. -104.0622 44.43861 1 1524 Pinus ponderosa covered slopes and stream bottom; wooded slopes. Phenology: fruiting. RM RM 373848 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 17950 Ronald L. Hartman 1984 7 13 195 U.S.A. Wyoming Crook Black Hills: Mineral Hill, ca 15 air mi ESE of Sundance. -104.0825 44.3792 2 1829 Wooded slopes with Populus tremuloides and Pinus ponderosa, and meadow with stream and beaver ponds; pond margins. Phenology: fruiting. RM RM 373847 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 18443 Ronald L. Hartman 1984 7 17 199 U.S.A. Wyoming Crook Black Hills: lower slopes of Hooker Peak and plains to the NW, 7-8 air mi SSE of Sundance. -104.3044 44.3197 3 1554 Plains, Pinus ponderosa wooded slopes, moist open drainages and stock pond; moist drainage. Phenology: vegetative only. RM RM 35340 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall s.n. T. A. Williams 1897 7 26 207 U.S.A. Wyoming Crook Welcome, Sand Creek. -104.0622 44.374 1 1737 Phenology: fruiting. RM USFS 884424 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1403 Hans Hallman 2009 7 2 183 U.S.A. Montana Carter Custer National Forest: Chalk Buttes: from the top of the South Chalk Butte, ca 0.5 air mi SE of Alstrom Spring, into Birch Spring Draw, and NE toward Hehn Draw, ca 0.5-2 air mi SW of Trenk Pass, ca 13.5 air mi SW of Ekalaka. -104.717 45.7173 1158 1250 Draw dominated by ponderosa pine and green ash. Phenology: vegetative only. RM USFS 884423 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1745 Hans Hallman 2009 7 10 191 U.S.A. Montana Carter Custer National Forest: Long Pines: in and around Brewer Reservoir, just W of Forest Road 3036, ca 13.5 air mi WNW of Camp Crook, SD. -104.2319 45.6106 1140 1164 In and around moist, shaded draw dominated by paper birch and green ash. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 79888 B. E. Nelson Joseph L. M. Charboneau 2010 6 12 163 U.S.A. Montana Phillips Little Rocky Mountains: above the old Landusky Mining Camp and just below the Zortman-Landusky Gold Mine on the south side of Gold Bug Butte, ca 47 air mi SW of Malta. -108.6178 47.9073 1381 1440 Brushy slope along the stream. Phenology: flowering. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 79935 B. E. Nelson Joseph L. M. Charboneau 2010 6 12 163 U.S.A. Montana Phillips Little Rocky Mountains: along Beaver Creek, ca 1 air mi NE of Old Scraggy Peak, ca 42 air mi SW of Malta. -108.5129 47.9514 1295 1323 Aspen forest in valley bottom. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 80315 B. E. Nelson 2010 7 24 205 U.S.A. Montana Phillips Little Rocky Mountains: above the head of Alder Gulch, ca 1 air mi S of Antoine Butte, ca 3 air mi W of Zortman; ca 46 air mi SW of Malta. -108.5871 47.9206 1585 1646 Moist area in and at the edge of a talus slope. Phenology: fruiting. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 80412 B. E. Nelson 2010 7 24 205 U.S.A. Montana Phillips Little Rocky Mountains: along Pony Gulch, a tributary of Alder Gulch, ca 1 air mi WSW of Zortman; ca 45 air mi SW of Malta. -108.5447 47.9119 1335 1371 Along a small stream and adjacent north-facing slope with birch and aspen. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 81051 B. E. Nelson 2010 9 11 254 U.S.A. Montana Phillips Little Rocky Mountains: along South Big Horn Creek NE of Damon Hill, ca 5-5.5 air mi SE of Hays; ca 46 air mi SW of Malta. -108.6236 47.9349 1292 1341 Paper birch-aspen-balsam poplar forest along stream in canyon. Phenology: flowering. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 81489 B. E. Nelson 2010 9 21 264 U.S.A. Montana Phillips Little Rocky Mountains: Camp Creek upstream of Camp Creek Campground, ca 1 air mi NE of Zortman; ca 43 air mi SW of Malta. -108.5062 47.9281 1243 Stream bottom with aspen forest and chokecherry-hawthorn-willow understory. Phenology: flowering. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1491 Joseph L. M. Charboneau 2010 7 11 192 U.S.A. Montana Phillips Little Rocky Mountains: eastern wall of Montana Gulch and Montana Gulch Campground, ca 5 air mi WSW of Zortman; ca 49.5 air mi SW of Malta. -108.6322 47.9004 1219 1341 Streamside. Phenology: buds. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 3527 Joseph L. M. Charboneau 2010 8 21 233 U.S.A. Montana Phillips Little Rocky Mountains: Beaver Creek, ca 1.5 air mi ENE of the intersection of the road from Camp Creek and the Beaver Creek Trail, ca 2 air mi E of Beaver Mountain, ca 3 air mi NNE of Zortman; ca 41 air mi SW of Malta. -108.4915 47.958 1240 1320 Streamside. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 3623 Joseph L. M. Charboneau 2010 8 22 234 U.S.A. Montana Phillips Little Rocky Mountains: White Horse Canyon, ca 1 air mi N of Beaver Mountain, ca 4 air mi N of Zortman; ca 41 air mi SW of Malta. -108.5298 47.9788 1195 1231 Stony riparian area on creek bottom. Phenology: vegetative only. RM RM 111560 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1399 J. E. Kirkwood 1923 5 27 147 U.S.A. Montana Missoula Blackfoot Road: 12 1/2 mi from Missoula. Phenology: vegetative only. RM RM 130417 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2462 J. E. Kirkwood 1927 9 15 258 U.S.A. Montana Noxon: ca 1/2 mi S of Bull Lake. Phenology: fruiting. RM RM 130414 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2476 J. E. Kirkwood 1927 9 16 259 U.S.A. Montana Sanders Noxon: 15 mi up Bull River. Phenology: fruiting. RM RM 547020 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 14886 Dieter H. Wilken 1988 6 24 176 U.S.A. Montana Lake North branch of Squeezer Creek, near Forest Rd 558, ca 2.5 mi E of State Hwy 83. In clear cut area adjacent to dense Thuja plicata stand; associated with acer glabrum and Salix. Phenology: vegetative only. RM RM 111559 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1382 J. E. Kirkwood 1923 5 20 140 U.S.A. Montana Blackfoot Valley, near first bridge above Bonner. Phenology: flowering & fruiting. RM RM 24166 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall s.n. R. S. Williams 1893 5 22 142 U.S.A. Montana Flathead Columbia Falls. Phenology: flowering & fruiting. RM RM 112365 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 2476 J. E. Kirkwood 1927 9 16 259 U.S.A. Montana Noxon: Bull River. Highlands. Phenology: flowering & fruiting. RM RM 24169 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall s.n. R. S. Williams 1893 5 10 130 U.S.A. Montana Flathead Columbia Falls. Phenology: flowering. RM RM 609558 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 7034 Erwin F. Evert 1984 7 13 195 U.S.A. Montana Ravalli Bitterroot Range: mouth of Blodgett Canyon, ca 5 mi NW of Hamilton. 1310 Along creek bottom in understory. Phenology: vegetative only. RM USFS 447381 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 44 H. R. Flint 1917 9 2 245 U.S.A. Montana Flathead Flathead National Forest: Belton Ranger Station. 990 Larch association; west slope; gravelly soil. Scattered. Phenology: vegetative only. RM USFS 447382 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 57 H. R. Flint 1917 5 23 143 U.S.A. Montana Custer (formerly Sioux) National Forest: Spielman Creek. 1158 Moist, rich soil; associated with aspen, yellow pine, Prunus sp, ash. Uncommon. Phenology: flowering & fruiting. RM RM 226083 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall s.n. J. E. Kirkwood 1913 7 182 U.S.A. Montana Flathead Lake. Shore of lake. Phenology: fruiting. RM RM 252700 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 56744 W. E. Booth 1956 7 26 208 U.S.A. Montana Lake Polson; ca 15 mi N on east shore road. Moist roadside. Phenology: fruiting. RM RM 121881 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall s.n. J. W. Blankinship 1899 9 7 250 U.S.A. Montana Saint Ignatius: Flathead Reservoir. Phenology: fruiting. RM RM 121882 Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall s.n. J. W. Blankinship 1903 8 28 240 U.S.A. Montana Cascade Belton. Marsh. Phenology: fruiting. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4754 Joseph L. M. Charboneau 2011 6 10 161 U.S.A. Montana Phillips Little Rocky Mountains: Mill Gulch and ridge to the E, ca 0.5 air mi NE of Landusky; ca 4.5 air mi WSW of Zortman; ca 48 air mi SW of Malta. -108.6147 47.9012 1256 1442 Streamside and riparian thickets. Phenology: flowering. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 4828 Joseph L. M. Charboneau 2011 6 10 161 U.S.A. Montana Phillips Little Rocky Mountains: Whitcomb Butte and Alder Gulch, ca 1/4 air mi S of Zortman, ca 7.5 air mi WNW of Coburn Butte, ca 45 air mi SW of Malta. -108.5257 47.912 1243 1371 Riparian forest with mixed conifers, poplar, and aspen. Phenology: flowering. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 5131 Joseph L. M. Charboneau 2011 6 15 166 U.S.A. Montana Phillips Little Rocky Mountains: Spring Park Butte, E of Buffington Picnic Grounds, ca 1.5 air mi ENE of Whitcomb Butte, ca 6 air mi ENE of Landusky; ca 43 air mi SW of Malta. -108.4955 47.921 1195 1365 Riparian areas in ponderosa pine forest. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 7765 Joseph L. M. Charboneau 2011 7 17 198 U.S.A. Montana Phillips Little Rocky Mountains: Beaver Creek, ca 1 air mi NNW of Old Scraggy Peak, ca 2.5 air mi NNW of Zortman; ca 42.5 air mi SW of Malta. -108.542 47.9493 1396 1472 Streamside in mixed conifer forest. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 7802 Joseph L. M. Charboneau 2011 7 17 198 U.S.A. Montana Phillips Little Rocky Mountains: Beaver Mountain, ca 1 air mi ENE of Green Mountain, ca 3 air mi N of Zortman; ca 42 air mi SW of Malta. -108.5374 47.9596 1478 1685 Mixed conifer forest on north-facing slope. Phenology: flowering & fruiting. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 8235 Joseph L. M. Charboneau 2011 7 23 204 U.S.A. Montana Phillips Little Rocky Mountains: E of Lodgepole Creek, ca 1 1/4 air mi N of Green Mountain, ca 4.5 air mi NNW of Zortman; ca 42 air mi SW of Malta. -108.5521 47.9701 1274 1350 Steep east-facing slope in lodgepole pine forest. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 8305 Joseph L. M. Charboneau 2011 7 23 204 U.S.A. Montana Phillips Little Rocky Mountains: Emerson Creek, ca 2.5 air mi WNW of Beaver Mountain, ca 6 air mi NNE of Landusky; ca 43 air mi SW of Malta. -108.5752 47.9766 1268 1393 Creek bottom. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 9025 Joseph L. M. Charboneau 2011 8 6 218 U.S.A. Montana Phillips Little Rocky Mountains: South Fork Goslin Gulch, north side of Saddle Butte, ca 2 air mi ENE of Silver Peak, ca 1.5 air mi SW of Zortman; ca 46 air mi SW of Malta. -108.5417 47.8979 1320 1451 Mixed conifer forest on north-facing slope. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 9091 Joseph L. M. Charboneau 2011 8 6 218 U.S.A. Montana Phillips Little Rocky Mountains: Grouse Gulch, ca 2.5 air mi SSE of Antoine Butte, ca 3 air mi E of Landusky; ca 46.5 air mi SW of Malta. -108.56 47.861 1277 1286 Gulch bottom in mixed conifer forest. Phenology: vegetative only. RM RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 9158 Joseph L. M. Charboneau 2011 8 6 218 U.S.A. Montana Phillips Little Rocky Mountains: NE of Silver Peak, ca 2 air mi ENE of Sugar Loaf Butte, ca 2.5 air mi E of Landusky; ca 47 air mi SW of Malta. -108.5697 47.8978 1362 1451 Gulch bottom in mixed conifer forest. Phenology: vegetative only. RM Betula papyrifera var. papyrifera physical specimen Betulaceae Betula papyrifera var. papyrifera Marshall 1403 Hans Hallman 2009 7 2 183 U.S.A. Montana Carter Custer National Forest: Chalk Buttes: from the top of the South Chalk Butte, ca 0.5 air mi SE of Alstrom Spring, into Birch Spring Draw, and NE toward Hehn Draw, ca 0.5-2 air mi SW of Trenk Pass, ca 13.5 air mi SW of Ekalaka. -104.717 45.7173 1158 1250 Draw dominated by ponderosa pine and green ash. Phenology: vegetative only. 3600 3,1,0 true