Record Number Database Code Specimen ID Project Herbarium Accession Number Barcode NPS Accession NPS Catalog Family Genus 1 Specific Epithet 1 Specific Author 1 Infraspecific Rank 1 Infraspecific Epithet 1 Infraspecific Author 1 Name 1 Qualifier Name 1 Qualifier Position Hybrid Symbol Genus 2 Specific Epithet 2 Specific Author 2 Infraspecific Rank 2 Infraspecific Epithet 2 Infraspecific Author 2 Name 2 Qualifier Name 2 Qualifier Position Conservation Status Annotations Site Key Collector Collector Number Other Collectors Day Collected Month Collected Year Collected Verbatim Collection Date Country State County Locality Site Description Minimum Elevation Maximum Elevation Elevation Unit LatitudeLongitude UTM TRS Decimal Latitude Decimal Longitude Geodetic Datum Coordinate Uncertainty Coordinate Uncertainty Unit Elevation Georeferenced TRS Georeferenced Georeference Sources Georeference Remarks Georeferenced By Specimen Notes Other Notes Phenology Cultivated Images Type Specimen? TypeDetails 1 RM 718626 WYNND RM 817955 RM0320193 Betulaceae Betula papyrifera Marshall RM-111521 Walter Fertig 18653 3 6 1999 U.S.A. Wyoming Crook Northwest Black Hills: Bear Lodge Moutains: Bear Lodge Campground just E of Wyo Hwy 34, ca 6 mi SE of Alva. Shady Pinus ponderosa-Betula papyrifera forest with dense understory of Oryzopsis asperifolia, Spiraea, and Maianthemum canadense on moist, loamy soil. 4680 ft. 44.6536° N, 104.3225° W; uncertainty 0.25 mi. T54N R62W S20 N1/4 NE1/4 SW1/4 44.6536 -104.3225 0 mi. Vegetative N RM0320193 N 2 RM 771729 Elliott, Brian 2010 RM Betulaceae Betula papyrifera Marshall RM-130191 Brian Elliott 14801 1 6 2010 U.S.A. Wyoming Crook Black Hills National Forest: ca 12.5 air mi W (265°) of Spearfish, SD, E of Sand Creek Road in the vicinity of Dugout Gulch. In the riparian corridor of the gulch: Quercus macrocarpa/Ostrya virginiana forest. 3940 ft. 570902E, 4925339N; NAD 83, GPS reading T52N R60W S19 SW1/4 SW1/4 Survey ID: 10DUG001 Vegetative N N 3 RM 796650 Missouri Plateau RM 167105 Betulaceae Betula papyrifera Marshall RM-136469 Dr. J. Lunell s.n. 3 6 1911 U.S.A. North Dakota Rolette Dunsieth. On the slope of a deep ravine. Vegetative N N 4 RM 796654 Missouri Plateau RM 44794 Betulaceae Betula papyrifera Marshall RM-136470 L. R. A. Reynoldson 1768 24 8 1902 U.S.A. North Dakota St. Johns. Vegetative N N 5 RM 796655 Missouri Plateau RM 154618 Betulaceae Betula papyrifera Marshall RM-136471 H. F. Bergman 2240 15 7 1912 U.S.A. North Dakota Walhalla. River valley. Vegetative N N 6 RM 796657 Missouri Plateau RM 167106 Betulaceae Betula papyrifera Marshall RM-136472 Dr. J. Lunell s.n. 29 7 1910 U.S.A. North Dakota Rolette Turtle Mountains. Vegetative N N 7 RM 891581 Heidel 2016 RM 937978 RM0107891 Betulaceae Betula papyrifera Marshall RM-447923 Bonnie Heidel 4327 3 7 2016 U.S.A. South Dakota Pennington Black Hills: Smith Gulch, ca 1 mi SW of Rochford, ca 15 mi NW of Hill City. Shrub iron fen, margin below north-facing slope, in partial shade; with Populus tremuloides, Carex utriculata, and Rubus idaeus. 5560 ft. T2N R3E S22 NE1/4 Uncommon. N RM0107891 N 8 RM 306835 Miscellaneous Betulaceae Betula papyrifera Marshall var. papyrifera RM-24196 Kent A. Crofts 90-103 29 8 1990 U.S.A. Alaska Juneau Tongass National Forest: Kensington Mine access road, 1/2 mi E of Comet. With Sitka spruce, red alder, western hemlock, and skunk cabbage on 3% slope, west aspect on 8-10" of wet peat over mineral soil. 250 ft. T35S R62E S6 NE1/4 N N 9 RM 306836 Miscellaneous Betulaceae Betula papyrifera Marshall var. papyrifera RM-24197 Kent A. Crofts 90-104 29 8 1990 U.S.A. Alaska Juneau Kensington Mine access road, 200 ft W of Sherman Creek Bridge. With Sitka spruce, red alder, and western hemlock on 8% slope, north aspect on 8-10" of peat over glacial till. 600 ft. T35S R62E S5 NE1/4 N N 10 RM 338316 Porter RM 217959 RM0320205 Betulaceae Betula papyrifera Marshall var. papyrifera RM-31014 C. L. Porter 5363 21 6 1950 U.S.A. Wyoming Crook Black Hills National Forest: Reuter Canyon, 5 mi N of Sundance. 5500 ft. 44.4265° N, 104.4235° W; NAD 83, uncertainty 1 mi., Digital Map T51N R63W S9 44.4265 -104.4235 NAD 83 1 mi. Digital Map Located 5 miles north of Sundance at the Reuter Canyon Campground; 0.75 miles east of Carson Draw; geo-locate.org. EL Vegetative N RM0320205 N 11 RM 341055 Porter RM 260210 RM0320206 Betulaceae Betula papyrifera Marshall var. papyrifera RM-32236 C. L. Porter 7835 Marjorie W. Porter 24 6 1959 U.S.A. Wyoming Crook Bear Lodge Range: between Alva and Aladdin. Brushy hillsides. 4800 ft. 44.6582° N, 104.3205° W; NAD 83, uncertainty 3 mi., Digital Map T54N R62W S20 44.6582 -104.3205 NAD 83 3 mi. Digital Map Located between Alva and Aladdin on WY Hwy 24, ca 7.5 miles east of Alva; ca 0.5 air miles south of Pearson Spring; ca 1.25 air miles east of the Little Beaver Creek; geo-locate.org. EL Vegetative N RM0320206 N 12 RM 379035 RMHERB1 RM 544310 RM0320169 Betulaceae Betula papyrifera Marshall var. papyrifera RM-45266 Jan Pollet 212 18 7 1989 U.S.A. Wyoming Platte Along Cottonwood Creek, 29 road mi NW of Wheatland. Creek banks; live water. 1616 m. 42.2984° N, 105.1954° W; uncertainty 1 mi. T27N R70W S24 42.2984 -105.1954 1 mi. N N Fruiting N RM0320169 N 13 RM 392472 RMHERB1 RM 681427 RM0320168 Betulaceae Betula papyrifera Marshall var. papyrifera RM-54200 Robert D. Dorn 8494 10 8 2000 U.S.A. Wyoming Sheridan Goose Creek just E of Kendrick Park, Sheridan. Moist unstable bank above creek with Populus deltoides and Typha. 3800 ft. 44.8009° N, 106.9623° W; uncertainty 700 ft. T56N R84W S27 44.8009 -106.9623 700 ft. N N Undoubtedly introduced whether intentionally or unintentionally. Vegetative N RM0320168 N 14 RM 404121 RMHERB1 RM 334494 RM0320202 Betulaceae Betula papyrifera Marshall var. papyrifera RM-61528 Robert D. Dorn 3722 6 9 1981 U.S.A. Wyoming Weston Ponderosa pine-aspen forest with Vaccinium and Juniperus. 6600 ft. 44.1338° N, 104.0488° W; uncertainty 1 mi. T48N R60W S15 W1/4 44.1338 -104.0488 1 mi. Vegetative N RM0320202 N 15 RM 404443 RMHERB1 RM 370741 RM0320203 Betulaceae Betula papyrifera Marshall var. papyrifera RM-61776 Robert D. Dorn 4475 21 8 1986 U.S.A. Wyoming Weston Thompson Canyon. Ponderosa pine-box elder community with Rosa and Prunus. 5300 ft. 43.93694° N, 104.04583° W; uncertainty 1 mi. T46N R60W S27 W1/2 W1/2 43.93694 -104.04583 1 mi. Vegetative N RM0320203 N 16 RM 405132 RMHERB1 RM 681427 Betulaceae Betula papyrifera Marshall var. papyrifera RM-62372 Robert D. Dorn 8494 10 8 2000 U.S.A. Wyoming Sheridan Goose Creek just E of Kendrick Park in Sheridan. Moist unstable bank above creek with Populus deltoides and Typha. 3800 ft. 44.8055° N, 106.9595° W; uncertainty 1 mi. T56N R84W S27 44.8055 -106.9595 1 mi. Undoubtedly introduced whether intentionally or unintentionally. Vegetative N N 17 RM 436724 South Dakota RM 98954 RM0320238 Betulaceae Betula papyrifera Marshall var. papyrifera RM-66570 Arthur C. McIntosh 479 14 7 1924 U.S.A. South Dakota Pennington Rochford. Along stream. 5270 ft. T2N R3E S23 44.1225 -103.7157 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Fruiting N RM0320238 N 18 RM 436869 South Dakota RM 98937 RM0320239 Betulaceae Betula papyrifera Marshall var. papyrifera RM-66621 Arthur C. McIntosh 671 6 9 1924 6 Sept 1924 U.S.A. South Dakota Lawrence Lower Little Elk Canyon. In canyons and near water. 4300 ft. T3N R5E S12 44.2391 -103.4651 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Fruiting N RM0320239 N 19 RM 436930 South Dakota RM 106714 RM0320235 Betulaceae Betula papyrifera Marshall var. papyrifera RM-66654 Arthur C. McIntosh 743 30 7 1925 U.S.A. South Dakota Pennington 1 mi SW of Rapid City. Occasional along stream. 3290 ft. T1N R7E S3 44.0718 -103.2656 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Vegetative N RM0320235 N 20 RM 437161 South Dakota RM 137992 RM0320228 Betulaceae Betula papyrifera Marshall var. papyrifera RM-66739 Aven Nelson 1010 Ruth A. Nelson 26 9 1933 U.S.A. South Dakota Custer Sylvan Lake, Black Hills. 6150 ft. 43.8471° N, 103.5662° W; uncertainty 0.25 mi. T2S R5E S30 43.8471 -103.5662 1 mi. Flowering and Fruiting N RM0320228 N 21 RM 437304 South Dakota RM 267086 RM0320230 Betulaceae Betula papyrifera Marshall var. papyrifera RM-66805 C. L. Gilly 736 G. W. Parmelee, Stella M. Wilson, and P. G. Coleman 24 6 1953 U.S.A. South Dakota Lawrence Roughlock Falls. Along stream. 5120 ft. 44.3498° N, 103.9434° W; uncertainty 0.25 mi. T5N R1E S36 44.3498 -103.9431 0 mi. Y Flowering and Fruiting N RM0320230 N 22 RM 437362 South Dakota RM 241723 RM0320227 Betulaceae Betula papyrifera Marshall var. papyrifera RM-66830 C. L. Porter 6598 28 7 1954 U.S.A. South Dakota Pennington Hill City (near). In ravines. 4890 5700 ft. T1S R5E S30 43.9313 -103.5763 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Flowering and Fruiting N RM0320227 N 23 RM 438621 South Dakota RM 394441 RM0320233 Betulaceae Betula papyrifera Marshall var. papyrifera RM-67483 Gary E. Larson 8633 23 4 1983 U.S.A. South Dakota Custer Keith Morrill's land. Low meadow bordering stream, common. 4950 ft. T5S R5E S4 43.6429 -103.5344 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Fruiting N RM0320233 N 24 RM 438693 South Dakota RM 167104 RM0320241 Betulaceae Betula papyrifera Marshall var. papyrifera RM-67506 George E. Osterhout 7806 11 7 1932 U.S.A. South Dakota Lawrence Boulder Canyon, near Sturgis, Black Hills. 3750 ft. T5N R4E S13 44.4006 -103.5816 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Vegetative N RM0320241 N 25 RM 439501 South Dakota RM 110825 RM0320237 Betulaceae Betula papyrifera Marshall var. papyrifera RM-67805 Herman E. Hayward 1349 23 6 1927 U.S.A. South Dakota Lawrence Lower Spearfish Canyon. Mesophytic canyon; oak, willow, and Prunus association. 3700 5600 ft. 44.4073° N, 103.8957° W; uncertainty 5 mi. T5N R2E S8 44.4073 -103.8957 5 mi. Fruiting N RM0320237 N 26 RM 440207 South Dakota RM 110987 RM0320229 Betulaceae Betula papyrifera Marshall var. papyrifera RM-67919 Herman E. Hayward 854 13 6 1927 U.S.A. South Dakota Pennington Rapid City: Rapid Creek Canyon (Dark Canyon). Oak, willow, and elm association; mesophytic. 3440 4700 ft. 44.0475° N, 103.3448° W; uncertainty 3 mi. T1N R6E S14 44.0511 -103.3616 NAD 83 2 mi. Y Y Nat. Geog. TOPO! Vegetative N RM0320229 N 27 RM 440224 South Dakota RM 110814 RM0320231 Betulaceae Betula papyrifera Marshall var. papyrifera RM-67921 Herman E. Hayward 897 14 6 1927 U.S.A. South Dakota Custer Black Hills: Custer State Park. Mesophytic creek above forester's lodge; birch, willow, and popple association. 4350 ft. T3S R6E S22 43.7761 -103.3984 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Vegetative N RM0320231 N 28 RM 440259 South Dakota RM 110825 Betulaceae Betula papyrifera Marshall var. papyrifera RM-67925 Herman E. Hayward 971 16 6 1927 U.S.A. South Dakota Pennington Rapid City, Rapid Creek. Oak, willow, and elm association; mesophytic; bottom land. 3200 ft. 44.0835° N, 103.2204° W; uncertainty 2 mi. T2N R7E S36 44.0835 -103.2204 2 mi. Fruiting N N 29 RM 440669 South Dakota RM 698807 RM0320232 Betulaceae Betula papyrifera Marshall var. papyrifera RM-68106 Hollis Marriott 11890 19 6 2000 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. Opening in white spruce forest in drainage bottom (old beaver ponds). 6100 ft. 43.8402° N, 103.5332° W; uncertainty 0.25 mi. T2S R5E S28 SW1/4 SW1/4 43.8402 -103.5332 0 mi. Vegetative N RM0320232 N 30 RM 441654 Jewel Cave RM 365458 RM0320242 Betulaceae Betula papyrifera Marshall var. papyrifera RM-68393 Hollis Marriott 9602 22 6 1985 U.S.A. South Dakota Custer Jewel Cave National Monument: in canyon bottom near original cave entrance. In small birch stand. 5300 ft. 43.7337° N, 103.8446° W; uncertainty 0.5 mi. T4S R2E S2 43.7337 -103.8446 0 mi. Vegetative N RM0320242 N 31 RM 442154 South Dakota RM 12255 RM0320234 Betulaceae Betula papyrifera Marshall var. papyrifera RM-68640 L. W. Carter s.n. 26 8 1897 U.S.A. South Dakota Custer Custer. 5280 5700 ft. T3S R4E S26 43.7662 -103.6004 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Fruiting N RM0320234 N 32 RM 442548 South Dakota USFS 447383 USFS0072307 Betulaceae Betula papyrifera Marshall var. papyrifera RM-68904 Ralph K. Gierisch 1515 24 7 1949 U.S.A. South Dakota Pennington 5% eastern deep loam slope of creek bank. 4700 ft. 43.987° N, 103.4867° W; uncertainty 1 mi. T1S R5E S2 43.987 -103.4867 1 mi. Y Elev closer to 4700 f (USGS 7.5') G. Bryson Flowering and Fruiting N USFS0072307 N 33 RM 443613 South Dakota RM 69769 Betulaceae Betula papyrifera Marshall var. papyrifera RM-69210 S. S. Visher s.n. 27 8 1910 U.S.A. South Dakota Harding West Short Pine Hills. Shady gulches. 3450 3750 ft. T17N R1E S13 45.4402 -103.9409 NAD 83 2 mi. Y Y Nat. Geog. TOPO! Vegetative N N 34 RM 443871 South Dakota RM 100849 RM0320236 Betulaceae Betula papyrifera Marshall var. papyrifera RM-69449 W. H. Over 15827 19 8 1924 U.S.A. South Dakota Pennington Palmer Gulch (Rabbit Gulch). 5040 ft. T2S R5E S5 43.9053 -103.5422 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Fruiting N RM0320236 N 35 RM 444008 South Dakota RM 100778 RM0320240 Betulaceae Betula papyrifera Marshall var. papyrifera RM-69517 W. H. Over 16189 18 5 1924 U.S.A. South Dakota Pennington Rapid City, (near). Wooded ravines. 3100 4000 ft. T1N R7E S1 44.0748 -103.2221 NAD 83 3 mi. Y Y Nat. Geog. TOPO! Fruiting N RM0320240 N 36 RM 485089 So Rocky Mts RM 56763 Betulaceae Betula papyrifera Marshall var. papyrifera RM-91146 Francis Ramaley 1504 7 5 1906 U.S.A. Colorado Boulder Gregory Canyon: near Boulder. Flowering N N 37 RM 503194 So Rocky Mts RM 215597 Betulaceae Betula papyrifera Marshall var. papyrifera RM-98251 William A. Weber 4924 9 7 1949 U.S.A. Colorado Boulder NW slope of Green Mountain; just SW of Boulder. Cool ravine. 7000 ft. Fruiting N N 38 RM 543720 Wood 1995 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103500 Jean Wood 1563 27 6 1995 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. Rocky and open hill tops and south slopes; ponderosa pine/pinegrass and Douglas fir. 3300 ft. 48.7503° N, 117.64° W T38N R41E S33 NW1/4 of NW1/4 48.7503 -117.64 Vegetative N N 39 RM 543964 Wood 1995 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103503 Jean Wood 1781 1 7 1995 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. Cottonwood pond and cedar woods on roadside. 3900 ft. 48.8933° N, 118.1647° W T39N R37E S7 W1/2 48.8933 -118.1647 Vegetative N N 40 RM 544212 Wood 1995 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103508 Jean Wood 2004 5 7 1995 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. Mixed forest of cedar/spruce/subalpine fir; south facing rock outcrops and clearings with Douglas fir and pinegrass. 3500 4000 ft. 48.9363° N, 118.2523° W T40N R36E S28 N1/2 48.9363 -118.2523 Fruiting N N 41 RM 544903 Wood 1995 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103519 Jean Wood 2627 25 7 1995 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. Partially open slopes with numerous rock outcrops; large ponderosa pine and Douglas fir; massive weed infestation in open areas. 2400 2500 ft. 48.4748° N, 117.6599° W T34N R41E S5 SW1/4; also NW1/4 S8 48.4748 -117.6599 Fruiting N N 42 RM 545806 Wood 1995 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103528 Jean Wood 344 24 5 1995 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. Riparian and lakeside. 3400 ft. 48.3445° N, 117.8114° W T33N R40E S19 NE1/4; also NW1/4 S20 48.3445 -117.8114 Flowering and Fruiting N N 43 RM 546205 Wood 1995 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103542 Jean Wood 392 26 5 1995 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. Grazed meadow along creek. 3000 ft. 48.5469° N, 118.684° W T35N R33E S9 NW1/4 48.5469 -118.684 Flowering N N 44 RM 546678 Wood 1995 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103558 Jean Wood 819 3 6 1995 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. Roadside. 3800 3900 ft. 48.5323° N, 118.8581° W T35N R32E S18; also S19 and S30 48.5323 -118.8581 Flowering N N 45 RM 547112 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103570 Jean Wood 4024 22 5 1996 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. Creekside. 1900 ft. 48.9935° N, 117.6828° W T40N R40E S2 48.9935 -117.6828 Vegetative N N 46 RM 547366 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103578 Jean Wood 4277 27 5 1996 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. Open ponderosa pine forest with pinegrass; small creek with aspen and birch. 2300 ft. 48.4748° N, 117.7248° W T34N R40E S2 SW1/4 48.4748 -117.7248 Flowering N N 47 RM 547597 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103589 Jean Wood 4508 2 6 1996 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. Streamside by old cabin. 3200 ft. 48.4748° N, 117.6166° W T34N R41E S3 NW1/4; also T35N R41E SW1/4 S34 48.4748 -117.6166 Flowering N N 48 RM 547666 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103592 Jean Wood 4577 Sylvia Brock 4 6 1996 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. Rock outcrops and bald ridges with occasional large Douglas fir and ponderosa pine; mixed woods in draws. 2400 3000 ft. 48.2287° N, 117.8547° W T32N R39E S35; also NW1/4 S36, SW1/4 S25; also SE1/4 S26 48.2287 -117.8547 Vegetative N N 49 RM 547815 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103594 Jean Wood 4725 6 6 1996 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. Lake shore; trailside through mixed forest to north facing balds, rock outcrops, and cliffs with scattered ponderosa pine, Douglas fir, and pinegrass; small seeps. 2600 3800 ft. 48.6643° N, 118.2742° W T37N R36E S32 W1/2; also T36N R36E E1/2 S3 48.6643 -118.2742 Flowering and Fruiting N N 50 RM 548059 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103598 Jean Wood 4968 23 6 1996 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. Rolling terrain with ponderosa pine and smaller Douglas fir encroaching. 2300 2500 ft. 48.4603° N, 117.7681° W T34N R40E S9 South1/2 48.4603 -117.7681 Vegetative N N 51 RM 548244 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103601 Jean Wood 5153 25 6 1996 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Black Canyon ridgetop, ca 6 air mi ESE of Northport. Cool, moist subalpine forest; Abies lasiocarpa, hemlock, cedar; also roadside. 4000 4680 ft. 48.8955° N, 117.6621° W T39N R41E S8 E1/2; also NW1/4 S17 48.8955 -117.6621 Vegetative N N 52 RM 548429 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103605 Jean Wood 5336 27 6 1996 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Empire Lake, ca 6 air mi SW of Curlew. Lake shores and cool, moist woods with granite cliffs. 3600 ft. 48.8074° N, 118.7122° W T38N R32E S12 NE1/4 48.8074 -118.7122 Vegetative N N 53 RM 548453 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103605 Jean Wood 5359 27 6 1996 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: Empire Lake, ca 6 air mi SW of Curlew. Lake; in shallow water. 3600 ft. 48.8074° N, 118.7122° W T38N R32E S12 NE1/4 48.8074 -118.7122 Flowering and Fruiting N N 54 RM 548645 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103608 Jean Wood 5551 30 6 1996 U.S.A. Washington Ferry Western Colville National Forest and Vicinity: White Creek above Kettle River, ca 2.5 air mi NE of Curlew. Old roads in mixed forest. 2500 2700 ft. 48.9219° N, 118.537° W T40N R34E S32 SW1/4 48.9219 -118.537 Vegetative N N 55 RM 548892 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103615 Jean Wood 5794 4 7 1996 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Flagstaff Mountain, ca 3 air mi SW of Northport. South facing mountainside below barite mine; open steppe with scattered brush and occasional ponderosa pine and Douglas fir. 3200 3600 ft. 48.8933° N, 117.858° W T39N R39E S9 N1/2 48.8933 -117.858 Fruiting N N 56 RM 549302 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103620 Jean Wood 6198 23 7 1996 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Fifteenmile Creek, ca 17 air mi N of Kettle Falls. Mixed conifer forest and small creek; balds and open ridges. 2700 3600 ft. 48.8647° N, 118.0333° W T39N R38E S19 W1/2 48.8647 -118.0333 Vegetative N N 57 RM 549408 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103621 Jean Wood 6300 23 7 1996 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. Lakeside. 2500 ft. 48.9506° N, 118.1428° W T40N R37E S20 NE1/4; also W1/2 S21 and SW1/4 S16 48.9506 -118.1428 Vegetative N N 58 RM 549666 Wood 1996 Betulaceae Betula papyrifera Marshall var. papyrifera RM-103623 Jean Wood 6556 27 7 1996 U.S.A. Washington Stevens Western Colville National Forest and Vicinity: Smackout Swamp, ca 7 air mi NW of Ione; ca 1 air mi NW of Smackout Pass. Creek/swamp. 3100 3300 ft. 48.7939° N, 117.5737° W T38N R41E S13 SE1/4; also T38N R42E SW1/4 S18 48.7939 -117.5737 Vegetative N N 59 RM 572190 Laramie Mountains RM 597866 RM0320192 Betulaceae Betula papyrifera Marshall var. papyrifera RM-18510 B. E. Nelson 17174 Jan Pollet 18 7 1989 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. Canyon bottom, stump suckers from three large old rotted trees, no apparent evidence of introduction. 5500 ft. 42.3128° N, 105.2539° W; uncertainty 2 mi. T27N R70W S16; also S15 42.3128 -105.2539 2 mi. Fruiting N RM0320192 N 60 RM 661154 Marriott 1984 RM 373857 RM0320173 Betulaceae Betula papyrifera Marshall var. papyrifera RM-104302 B. E. Nelson 11823 13 9 1984 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. Paper birch woods with dense understory of (witch hazel)? 4300 ft. 44.58194° N, 104.3258° W; uncertainty 1 mi. T53N R62W S17 44.58194 -104.3258 1 mi. Vegetative N RM0320173 N 61 RM 661338 Marriott 1984 RM 373856 RM0320176 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110003 B. E. Nelson 12005 16 9 1984 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. North-facing slopes of the canyon with paper birch. 4200 ft. 44.45083° N, 104.1439° W; uncertainty 1 mi. T52N R61W S35 44.45083 -104.1439 1 mi. Fruiting N RM0320176 N 62 RM 661518 Marriott 1984 RM 373855 RM0320177 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110013 B. E. Nelson 12185 20 9 1984 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. North-facing slope with paper birch. 4700 ft. 44.7847° N, 104.3886° W; uncertainty 1 mi. T55N R63W S2 44.7847 -104.3886 1 mi. Fruiting N RM0320177 N 63 RM 661544 Marriott 1984 RM 373854 RM0320178 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110017 B. E. Nelson 12211 20 9 1984 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. Creek bottom and north-facing slopes. 4700 ft. 44.5661° N, 104.48778° W; uncertainty 1 mi. T53N R64W S24 44.5661 -104.48778 1 mi. Fruiting N RM0320178 N 64 RM 661959 Marriott 1982 RM 373860 RM0320179 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105396 B. E. Nelson 8949 11 7 1982 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: ca 1 mi SE of Warren Peaks, ca 5 air mi NW of Sundance. Moist birch woods with few ponderosa pine. 6300 ft. 44.4644° N, 104.42944° W; uncertainty 1 mi. T52N R63W S28 44.4644 -104.42944 1 mi. Vegetative N RM0320179 N 65 RM 662224 Marriott 1982 RM 373859 RM0320175 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110035 B. E. Nelson 9211 Hollis Marriott 14 7 1982 U.S.A. Wyoming Crook Black Hills: Rattlesnake Canyon: ca 4.5 air mi NE of Moskee; ca 14 air mi ESE of Sundance. Birch woods. 5600 ft. 44.3203° N, 104.1225° W; uncertainty 1 mi. T50N R61W S13 44.3203 -104.1225 1 mi. Vegetative N RM0320175 N 66 RM 662349 Marriott 1982 RM 373858 RM0320174 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110040 B. E. Nelson 9335 Hollis Marriott 15 7 1982 U.S.A. Wyoming Crook Black Hills: Riflepit Canyon ca 6 air mi E of Moskee; ca 18.5 air mi SE of Sundance. Moist north slope. 6100 ft. 44.2769° N, 104.0617° W; uncertainty 1 mi. T50N R60W S33 44.2769 -104.0617 1 mi. Vegetative N RM0320174 N 67 RM 662942 Marriott 1982 RM 373876 RM0320180 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105507 Hollis Marriott 1368 B. E. Nelson 14 7 1982 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. Hazelnut thickets in birch woods. 6500 ft. 44.35° N, 104.0617° W; uncertainty 1 mi. T50N R60W S4 44.35 -104.0617 1 mi. Vegetative N RM0320180 N 68 RM 663399 Marriott 1982 RM 373875 RM0320191 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110369 Hollis Marriott 1823 Dennis Horning 2 8 1982 U.S.A. Wyoming Weston Black Hills: Stockade Beaver Creek E of Mallo Camp, ca 4 air mi E of Four Corners. North-facing slope; spruce forest. 6100 ft. 44.0822° N, 104.04667° W; uncertainty 1 mi. T47N R60W S3 44.0822 -104.04667 1 mi. Vegetative N RM0320191 N 69 RM 663622 Marriott 1982 RM 373874 RM0320185 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105513 Hollis Marriott 2044 11 8 1982 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: Bear Lodge Pass (Wyo Hwy 24), ca 6 air mi SE of Alva. Birch-aspen woods. 4700 ft. 44.65556° N, 104.32528° W; uncertainty 1 mi. T54N R62W S20 44.65556 -104.32528 1 mi. N N Vegetative N RM0320185 N 70 RM 664043 Marriott 1983 RM 373873 RM0320184 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105528 Hollis Marriott 2478 31 5 1983 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: North Redwater Creek, ca 7 air mi SW of Aladdin. Ponderosa pine-birch-bur oak woods on north-facing slopes. 4300 ft. 44.58194° N, 104.3053° W; uncertainty 1 mi. T53N R62W S16 SE1/4 44.58194 -104.3053 1 mi. Flowering N RM0320184 N 71 RM 664222 Marriott 1983 RM 373872 RM0320183 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105533 Hollis Marriott 2655 6 6 1983 U.S.A. Wyoming Crook [location and coordinates withheld] Birch woods along creek. 4600 ft. Vegetative N RM0320183 N 72 RM 664476 Marriott 1983 RM 373871 RM0320182 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110446 Hollis Marriott 2911 10 6 1983 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountain, Fawn Creek, ca 5.6 air mi SE of Alva. Birch woods along creek. 4600 ft. 44.6256° N, 104.3669° W; uncertainty 0.5 mi. T54N R63W S36 NW1/4 44.6256 -104.3669 1 mi. Vegetative N RM0320182 N 73 RM 664505 Marriott 1983 RM 373870 RM0320181 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110449 Hollis Marriott 2939 14 6 1983 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountain: upper East Creek drainage; ca 5 air mi NNE of Alva. Birch woods along creek. 4000 ft. 44.7703° N, 104.4086° W; uncertainty 1 mi. T55N R63W S10 SE1/4; also SW1/4 S11 44.7703 -104.4086 1 mi. Vegetative N RM0320181 N 74 RM 664766 Marriott 1983 RM 373869 RM0320190 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105551 Hollis Marriott 3200 21 6 1983 U.S.A. Wyoming Crook Black Hills: Bear Lodge Mountains: head of Carson Draw, ca 4 air mi NW of Sundance. Crevices, ledges, and talus of igneous outcrop in ponderosa pine forest. 6200 ft. 44.4497° N, 104.42944° W; uncertainty 0.5 mi. T52N R63W S33 SW1/4 44.4497 -104.42944 1 mi. Vegetative N RM0320190 N 75 RM 665200 Marriott 1983 RM 373868 RM0320170 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105563 Hollis Marriott 3633 27 6 1983 U.S.A. Wyoming Crook [location and coordinates withheld] Deciduous woods and thickets along creek. 3900 ft. Vegetative N RM0320170 N 76 RM 666650 Marriott 1983 RM 373867 RM0320194 Betulaceae Betula papyrifera Marshall var. papyrifera RM-24931 Hollis Marriott 5082 26 7 1983 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. Birch woods in draw. 5000 ft. 44.5981° N, 104.4644° W T53N R63W S7 SE1/4 44.5981 -104.4644 0 mi. N N Fruiting N RM0320194 N 77 RM 667963 Marriott 1984 RM 373866 RM0320171 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110693 Hollis Marriott 6393 28 5 1984 U.S.A. Wyoming Crook [location and coordinates withheld] Along draw on southeast side; ponderosa pine forest. 5600 ft. Flowering N RM0320171 N 78 RM 668272 Marriott 1984 RM 373865 RM0320189 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105623 Hollis Marriott 6693 12 6 1984 U.S.A. Wyoming Weston [location and coordinates withheld] Canyon bottom with birch, boxelder, aspen, and ponderosa pine. 4700 ft. Vegetative N RM0320189 N 79 RM 668401 Marriott 1984 RM 373864 RM0320188 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110725 Hollis Marriott 6818 16 6 1984 U.S.A. Wyoming Crook Black Hills: Sand Creek above Spottedtail Gulch; ca 14.5 air mi E of Sundance. Creek bottom in ponderosa pine forest, near stream. 5300 ft. 44.3942° N, 104.0622° W; uncertainty 1 mi. T51N R60W S21 44.3942 -104.0622 1 mi. Vegetative N RM0320188 N 80 RM 668597 Marriott 1984 RM 373863 RM0320187 Betulaceae Betula papyrifera Marshall var. papyrifera RM-110740 Hollis Marriott 7002 21 6 1984 U.S.A. Wyoming Crook Black Hills: Black Buttes: unnamed butte E of Iron Mountain, ca 9.5 air mi SE of Sundance. Birch woods on south side of draw, northeast side of butte. 5700 ft. 44.29056° N, 104.2633° W; uncertainty 1 mi. T50N R62W S26 44.29056 -104.2633 1 mi. Vegetative N RM0320187 N 81 RM 670124 Marriott 1984 RM 373862 RM0320172 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105653 Hollis Marriott 8467 Dennis Horning 4 8 1984 U.S.A. Wyoming Weston Black Hills: Wet Parmlee Canyon near state line, ca 4.5 air mi SE of Four Corners. North-facing slope with spruce and a few ponderosa pines. 5900 ft. 44.0392° N, 104.04667° W; uncertainty 1 mi. T47N R60W S22 W1/2 44.0392 -104.04667 1 mi. N N Vegetative N RM0320172 N 82 RM 670688 Marriott 1984 RM 373861 RM0320186 Betulaceae Betula papyrifera Marshall var. papyrifera RM-105667 Hollis Marriott 9010 14 8 1984 U.S.A. Wyoming Weston [location and coordinates withheld] Northwest-facing slope with birch and aspen. 5600 ft. Fruiting N RM0320186 N 83 RM 672068 WY Black Hills RM 334494 Betulaceae Betula papyrifera Marshall var. papyrifera RM-111150 Robert D. Dorn 3722 6 9 1981 U.S.A. Wyoming Weston Ponderosa pine-aspen forest with Vaccinium and Juniperus. 6600 ft. 44.1338° N, 104.0488° W; uncertainty 0.5 mi. T48N R60W S15 W1/4 44.1338 -104.0488 1 mi. Vegetative N N 84 RM 672145 WY Black Hills RM 370741 Betulaceae Betula papyrifera Marshall var. papyrifera RM-111211 Robert D. Dorn 4475 21 8 1986 U.S.A. Wyoming Weston Thompson Canyon. Ponderosa pine-box elder community with Rosa and Prunus. 5300 ft. 43.9369° N, 104.0458° W; uncertainty 1 mi. T46N R60W S27 W1/2 W1/2 43.9369 -104.0458 1 mi. N N Vegetative N N 85 RM 672826 Marriott 1983 RM 373853 RM0320195 Betulaceae Betula papyrifera Marshall var. papyrifera RM-107148 Ronald L. Hartman 16048 13 7 1983 U.S.A. Wyoming Crook Black Hills: Geis Springs and vicinity, ca 5 air mi E of Alva. Ponds and pond margins and adjacent oak woodlands and prairies; wooded slope. 4700 ft. 44.68444° N, 104.3464° W; uncertainty 1 mi. T54N R62W S7 44.68444 -104.3464 1 mi. Fruiting N RM0320195 N 86 RM 673035 Marriott 1983 RM 373852 RM0320201 Betulaceae Betula papyrifera Marshall var. papyrifera RM-111448 Ronald L. Hartman 16258 15 7 1983 U.S.A. Wyoming Crook Black Hills: ca 3 air mi NNE of Aladdin. Prairie, wooded stream bottom, and sandstone outcrops; sandstone outcrops. 3600 ft. 44.6864° N, 104.1794° W; uncertainty 3 mi. T54N R61W S9; also S10 and S15 44.6864 -104.1794 3 mi. Fruiting N RM0320201 N 87 RM 673494 Marriott 1984 RM 373851 RM0320200 Betulaceae Betula papyrifera Marshall var. papyrifera RM-111454 Ronald L. Hartman 17575 9 7 1984 U.S.A. Wyoming Crook Black Hills: 9.5 air mi E of Sundance. Ponderosa pine slopes, stream bottom, and meadow; wooded slopes. 4600 ft. 44.395° N, 104.1833° W; uncertainty 1 mi. T51N R61W S21 44.395 -104.1833 1 mi. Vegetative N RM0320200 N 88 RM 673610 Marriott 1984 RM 373850 RM0320199 Betulaceae Betula papyrifera Marshall var. papyrifera RM-111457 Ronald L. Hartman 17690 9 7 1984 U.S.A. Wyoming Crook Black Hills: Sand Creek; 11-12 air mi ESE of Sundance. Canyon bottom and lower slopes; wooded slope along trail. 4300 ft. 44.43889° N, 104.1228° W; uncertainty 2 mi. T51N R61W S1; also S2 44.43889 -104.1228 2 mi. Fruiting N RM0320199 N 89 RM 673752 Marriott 1984 RM 373849 RM0320198 Betulaceae Betula papyrifera Marshall var. papyrifera RM-111460 Ronald L. Hartman 17831 11 7 1984 U.S.A. Wyoming Crook Black Hills: tributary of Shepherd Gulch, ca 8 air mi S of Beulah. Pinus ponderosa covered slopes and stream bottom; wooded slopes. 5000 ft. 44.43861° N, 104.0622° W; uncertainty 1 mi. T51N R60W S4 44.43861 -104.0622 1 mi. Fruiting N RM0320198 N 90 RM 673873 Marriott 1984 RM 373848 RM0320197 Betulaceae Betula papyrifera Marshall var. papyrifera RM-107178 Ronald L. Hartman 17950 13 7 1984 U.S.A. Wyoming Crook Black Hills: Mineral Hill, ca 15 air mi ESE of Sundance. Wooded slopes with Populus tremuloides and Pinus ponderosa, and meadow with stream and beaver ponds; pond margins. 6000 ft. 44.3792° N, 104.0825° W; uncertainty 2 mi. T51N R60W S29; also S32 44.3792 -104.0825 2 mi. Fruiting N RM0320197 N 91 RM 674369 Marriott 1984 RM 373847 RM0320196 Betulaceae Betula papyrifera Marshall var. papyrifera RM-107182 Ronald L. Hartman 18443 17 7 1984 U.S.A. Wyoming Crook Black Hills: lower slopes of Hooker Peak and plains to the NW, 7-8 air mi SSE of Sundance. Plains, Pinus ponderosa wooded slopes, moist open drainages and stock pond; moist drainage. 5100 ft. 44.3197° N, 104.3044° W; uncertainty 2 mi. T50N R62W S16; also S22 44.3197 -104.3044 3 mi. N N Vegetative N RM0320196 N 92 RM 674639 WY Black Hills RM 35340 RM0320204 Betulaceae Betula papyrifera Marshall var. papyrifera RM-111497 T. A. Williams s.n. 26 7 1897 U.S.A. Wyoming Crook Welcome, Sand Creek. 5700 ft. 44.374° N, 104.0622° W; uncertainty 1 mi. T51N R60W S28 44.374 -104.0622 1 mi. Fruiting N RM0320204 N 93 RM 758509 Hallman 2009 USFS 884424 USFS0049265 Betulaceae Betula papyrifera Marshall var. papyrifera RM-119138 Hans Hallman 1403 2 7 2009 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. Draw dominated by ponderosa pine and green ash. 3800 4100 ft. 45.7173° N, 104.717° W; NAD 83, , GPS reading T1S R57E S29; also SE1/4 S30, NE1/4 S31, and NW1/4 S32 45.7173 -104.717 NAD 83 GPS reading Vegetative N USFS0049265 94 RM 758851 Hallman 2009 USFS 884423 USFS0049264 Betulaceae Betula papyrifera Marshall var. papyrifera RM-119148 Hans Hallman 1745 10 7 2009 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. In and around moist, shaded draw dominated by paper birch and green ash. 3740 3820 ft. 45.6106° N, 104.2319° W; NAD 83, , GPS reading T3S R61E S5 NW1/4; also NE1/4 S6 and T2S R61E SE1/4 S31 45.6106 -104.2319 NAD 83 GPS reading Vegetative N USFS0049264 95 RM 787787 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-128553 B. E. Nelson 79888 Joseph L. M. Charboneau 12 6 2010 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. Brushy slope along the stream. 4530 4725 ft. 47.9073° N, 108.6178° W to 47.9094° N, 108.612° W; NAD 83, GPS reading T25N R24E S22 NE1/4 47.9073 -108.6178 NAD 83 GPS reading Flowering N 96 RM 787834 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-128557 B. E. Nelson 79935 Joseph L. M. Charboneau 12 6 2010 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. Aspen forest in valley bottom. 4250 4340 ft. 47.9514° N, 108.5129° W to 47.9511° N, 108.5152° W; NAD 83, GPS reading T25N R25E S4 E1/2 47.9514 -108.5129 NAD 83 GPS reading Vegetative N 97 RM 788214 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-128586 B. E. Nelson 80315 24 7 2010 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. Moist area in and at the edge of a talus slope. 5200 5400 ft. 47.9206° N, 108.5871° W to 47.9204° N, 108.5854° W; NAD 83, GPS reading T25N R24E S13 SW1/4 47.9206 -108.5871 NAD 83 GPS reading Fruiting N 98 RM 788311 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-128598 B. E. Nelson 80412 24 7 2010 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. Along a small stream and adjacent north-facing slope with birch and aspen. 4380 4500 ft. 47.9119° N, 108.5447° W; NAD 83, GPS reading T25N R25E S19 NE1/4; also S20 NW1/4 47.9119 -108.5447 NAD 83 GPS reading Vegetative N 99 RM 788950 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-129412 B. E. Nelson 81051 11 9 2010 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. Paper birch-aspen-balsam poplar forest along stream in canyon. 4240 4400 ft. 47.9349° N, 108.6236° W to 47.9348° N, 108.6161° W; NAD 83, GPS reading T25N R24E S10 47.9349 -108.6236 NAD 83 GPS reading Flowering N 100 RM 789388 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-129476 B. E. Nelson 81489 21 9 2010 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. Stream bottom with aspen forest and chokecherry-hawthorn-willow understory. 4080 ft. 47.9281° N, 108.5062° W; NAD 83, GPS reading T25N R25E S16 NE1/4 47.9281 -108.5062 NAD 83 GPS reading Flowering N 101 RM 790948 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-127805 Joseph L. M. Charboneau 1491 11 7 2010 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. Streamside. 4000 4400 ft. 47.9004° N, 108.6322° W to 47.9041° N, 108.6331° W; NAD 83, GPS reading T25N R24E S21 SE1/4 47.9004 -108.6322 NAD 83 GPS reading Buds N 102 RM 792983 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-128067 Joseph L. M. Charboneau 3527 21 8 2010 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. Streamside. 4070 4330 ft. 47.958° N, 108.4915° W to 47.9576° N, 108.4857° W to 47.962° N, 108.487° W; NAD 83, GPS reading T26N R25E S34 SE1/4; also T25N R25E S3 NE1/4 47.958 -108.4915 NAD 83 GPS reading Vegetative N 103 RM 793080 Charboneau 2010 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-128078 Joseph L. M. Charboneau 3623 22 8 2010 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. Stony riparian area on creek bottom. 3920 4040 ft. 47.9788° N, 108.5298° W to 47.978° N, 108.5318° W; NAD 83, GPS reading T26N R25E S29 SE1/4 47.9788 -108.5298 NAD 83 GPS reading Vegetative N 104 RM 796507 Missouri Plateau RM 111560 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136386 J. E. Kirkwood 1399 27 5 1923 U.S.A. Montana Missoula Blackfoot Road: 12 1/2 mi from Missoula. Vegetative N N 105 RM 796508 Missouri Plateau RM 130417 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136387 J. E. Kirkwood 2462 15 9 1927 U.S.A. Montana Noxon: ca 1/2 mi S of Bull Lake. Fruiting N N 106 RM 796509 Missouri Plateau RM 130414 Betulaceae Betula papyrifera Marshall var. papyrifera RM-121344 J. E. Kirkwood 2476 16 9 1927 U.S.A. Montana Sanders Noxon: 15 mi up Bull River. Fruiting N N 107 RM 796510 Missouri Plateau RM 547020 Betulaceae Betula papyrifera Marshall var. papyrifera RM-124207 Dieter H. Wilken 14886 24 6 1988 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. Vegetative N N 108 RM 796511 Missouri Plateau RM 111559 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136388 J. E. Kirkwood 1382 20 5 1923 U.S.A. Montana Blackfoot Valley, near first bridge above Bonner. Flowering and Fruiting N N 109 RM 796512 Missouri Plateau RM 24166 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136389 R. S. Williams s.n. 22 5 1893 U.S.A. Montana Flathead Columbia Falls. Flowering and Fruiting N N 110 RM 796513 Missouri Plateau RM 112365 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136390 J. E. Kirkwood 2476 16 9 1927 U.S.A. Montana Noxon: Bull River. Highlands. Flowering and Fruiting N N 111 RM 796514 Missouri Plateau RM 24169 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136391 R. S. Williams s.n. 10 5 1893 U.S.A. Montana Flathead Columbia Falls. Flowering N N 112 RM 796515 Evert 1984 RM 609558 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136392 Erwin F. Evert 7034 13 7 1984 U.S.A. Montana Ravalli Bitterroot Range: mouth of Blodgett Canyon, ca 5 mi NW of Hamilton. Along creek bottom in understory. 4300 ft. T6N R21W S17 SE1/4 Vegetative N N 113 RM 796516 Missouri Plateau USFS 447381 Betulaceae Betula papyrifera Marshall var. papyrifera RM-124529 H. R. Flint 44 2 9 1917 U.S.A. Montana Flathead Flathead National Forest: Belton Ranger Station. Larch association; west slope; gravelly soil. 3250 ft. N Scattered. Vegetative N N 114 RM 796517 Missouri Plateau USFS 447382 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136393 H. R. Flint 57 23 5 1917 U.S.A. Montana Custer (formerly Sioux) National Forest: Spielman Creek. Moist, rich soil; associated with aspen, yellow pine, Prunus sp, ash. 3800 ft. Uncommon. Flowering and Fruiting N N 115 RM 796518 Missouri Plateau RM 226083 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136394 J. E. Kirkwood s.n. 7 1913 U.S.A. Montana Flathead Lake. Shore of lake. Fruiting N N 116 RM 796519 Missouri Plateau RM 252700 Betulaceae Betula papyrifera Marshall var. papyrifera RM-128183 W. E. Booth 56744 26 7 1956 U.S.A. Montana Lake Polson; ca 15 mi N on east shore road. Moist roadside. Fruiting N N 117 RM 796520 Missouri Plateau RM 121881 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136395 J. W. Blankinship s.n. 7 9 1899 U.S.A. Montana Saint Ignatius: Flathead Reservoir. Fruiting N N 118 RM 796521 Missouri Plateau RM 121882 Betulaceae Betula papyrifera Marshall var. papyrifera RM-136396 J. W. Blankinship s.n. 28 8 1903 U.S.A. Montana Cascade Belton. Marsh. Fruiting N N 119 RM 820310 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-141959 Joseph L. M. Charboneau 4754 10 6 2011 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. Streamside and riparian thickets. 4120 4730 ft. 47.9012° N, 108.6147° W to 47.9022° N, 108.606° W; NAD 83, GPS reading T25N R24E S22 SE1/4; also S23 SW1/4 47.9012 -108.6147 NAD 83 GPS reading Flowering N 120 RM 820384 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-141969 Joseph L. M. Charboneau 4828 10 6 2011 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. Riparian forest with mixed conifers, poplar, and aspen. 4080 4500 ft. 47.912° N, 108.5257° W to 47.9144° N, 108.5291° W; NAD 83, GPS reading T25N R25E S17 SW1/4; also S20 NE1/4 47.912 -108.5257 NAD 83 GPS reading Flowering N 121 RM 820697 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-142007 Joseph L. M. Charboneau 5131 15 6 2011 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. Riparian areas in ponderosa pine forest. 3920 4480 ft. 47.921° N, 108.4955° W; NAD 83, GPS reading T25N R25E S15 W1/2; also S14 SW1/4 47.921 -108.4955 NAD 83 GPS reading Vegetative N 122 RM 823312 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-142286 Joseph L. M. Charboneau 7765 17 7 2011 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. Streamside in mixed conifer forest. 4580 4830 ft. 47.9493° N, 108.542° W to 47.9537° N, 108.5346° W; NAD 83, GPS reading T25N R25E S5 NW1/4 47.9493 -108.542 NAD 83 GPS reading Vegetative N 123 RM 823349 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-142288 Joseph L. M. Charboneau 7802 17 7 2011 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. Mixed conifer forest on north-facing slope. 4850 5530 ft. 47.9596° N, 108.5374° W to 47.9617° N, 108.5298° W to 47.956° N, 108.5289° W; NAD 83, GPS reading T25N R26E S32 South1/2; also T25N R25E S5 NE1/4 47.9596 -108.5374 NAD 83 GPS reading Flowering and Fruiting N 124 RM 823784 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-142318 Joseph L. M. Charboneau 8235 23 7 2011 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. Steep east-facing slope in lodgepole pine forest. 4180 4430 ft. 47.9701° N, 108.5521° W to 47.9728° N, 108.5551° W to 47.9741° N, 108.5593° W; NAD 83, GPS reading T26N R25E S31 NE1/4; also S30 SW1/4 47.9701 -108.5521 NAD 83 GPS reading Vegetative N 125 RM 823854 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-142322 Joseph L. M. Charboneau 8305 23 7 2011 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. Creek bottom. 4160 4570 ft. 47.9766° N, 108.5752° W to 47.9755° N, 108.5821° W; NAD 83, GPS reading T26N R24E S25 South1/2 47.9766 -108.5752 NAD 83 GPS reading Vegetative N 126 RM 824874 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-142412 Joseph L. M. Charboneau 9025 6 8 2011 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. Mixed conifer forest on north-facing slope. 4330 4760 ft. 47.8979° N, 108.5417° W to 47.8957° N, 108.5461° W to 47.8977° N, 108.549° W; NAD 83, GPS reading T25N R25E S29 NW1/4; also S30 NE1/4 47.8979 -108.5417 NAD 83 GPS reading Vegetative N 127 RM 824940 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-142414 Joseph L. M. Charboneau 9091 6 8 2011 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. Gulch bottom in mixed conifer forest. 4190 4220 ft. 47.861° N, 108.56° W to 47.8931° N, 108.5633° W; NAD 83, GPS reading T25N R25E S30 N1/2 47.861 -108.56 NAD 83 GPS reading Vegetative N 128 RM 825007 Charboneau 2011 RM Betulaceae Betula papyrifera Marshall var. papyrifera RM-142417 Joseph L. M. Charboneau 9158 6 8 2011 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. Gulch bottom in mixed conifer forest. 4470 4760 ft. 47.8978° N, 108.5697° W to 47.8999° N, 108.5729° W; NAD 83, GPS reading T25N R24E S25 NE1/4; also S24 SE1/4 47.8978 -108.5697 NAD 83 GPS reading Vegetative N 129 RM 839690 Hallman 2009 USFS0050487 Betulaceae Betula papyrifera Marshall var. papyrifera RM-119138 Hans Hallman 1403 2 7 2009 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. Draw dominated by ponderosa pine and green ash. 3800 4100 ft. 45.7173° N, 104.717° W; NAD 83, , GPS reading T1S R57E S29; also SE1/4 S30, NE1/4 S31, and NW1/4 S32 45.7173 -104.717 NAD 83 GPS reading Vegetative N USFS0050487