Erythronium grandiflorum (1990)
LILIACEAE
Erythronium grandiflorum Pursh
U.S.A., Montana, Gallatin County: Madison Range: Gallatin National Forest: Spanish Peaks area: subalpine basin: ca 1/2 mi W of Moon Lake, ca 27 mi SSW of Bozeman.
Elev. 9500 ft.
Spruce-fir-whitebark pine parkland, prominent understory species include Phyllodoce empetriformis, Antennaria lanata and Pedicularis contorta. Phenology: fruiting.
Accession: RM 621239

Erythronium grandiflorum (1991)
LILIACEAE
Erythronium grandiflorum Pursh
U.S.A., Montana, Madison County: Madison Range: on the west front along Jack Creek Trail, ca 1/2-3/4 mi E of trail head; ca 10 mi E of Ennis.
Lodgepole pine-Engelmann spruce forest with Actaea rubra, Disporum trachycarpum, Ribes lacustre, Linnaea borealis, and Arnica cordifolia. Phenology: flowering.
Accession: RM 738372

Erythronium grandiflorum (1991)
LILIACEAE
Erythronium grandiflorum Pursh
U.S.A., Montana, Madison County: Madison Range: Gallatin National Forest: along trail on the west side of the South Fork Spanish Creek, ca 22 mi SW of Bozeman.
Elev. 6200 ft.
Lodgepole pine-Engelmann spruce forest with Erythronium grandiflorum, Vaccinium scoparium, and Arnica cordifolia. Phenology: flowering.
Accession: RM 738662

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Trail Creek, ca 1 mi W of Tom Miner Campground.
Elev. 7700 ft.
Douglas fir forest-meadow mosaic with Balsamorhiza sagittata, Zigadenus venenosus, Delphinium bicolor, and Lupinus sericeus. Phenology: flowering.

U.S.A., Montana, Park County: Gallatin Range: Gallatin National Forest: along north side of Pine Creek and Forest Road 978, ca 20 mi SE of Bozeman.
Clearcut in former Engelmann spruce-lodgepole pine forest with Castilleja miniata, Lupinus argenteus, and Carex geyeri. Phenology: fruiting.

U.S.A., Montana, Gallatin County: Gallatin Range: Bear Creek Canyon: ca 8 mi SE of Bozeman.
Meadow openings in coniferous forest with Lupinus argenteus, Triteleia grandiflora, Iris missouriensis, and Antennaria rosea. Phenology: buds.

U.S.A., Montana, Gallatin County: Madison Range: Gallatin National Forest: along trail to Teepee Basin: ca 1 mi S of Basin, ca 19 mi N of West Yellowstone.
Spruce-fir and lodgepole pine forest with Vaccinium scoparium, Pedicularis racemosa, Thalictrum occidentale, and Carex geyeri. Phenology: fruiting.

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: Head of East Fork Hyalite Creek around Heather lake; ca 22 m S of Bozeman.
T5S R6E S12; also S13
Subalpine parkland of Pinus albicaulis & Picea engelmannii with Antennaria lanata, Senecio crassulus & Erigeron peregrinus Phenology: fruiting.
Accession: RM 821333, Barcode: RM0021746

U.S.A., Colorado, Routt County: Sierra Madre/Park Ranges: Park Range: ca 23 air mi WSW of Walden, vicinity of Lake Elbert and south.
T8N R83W S27; also S34
Open wet meadow areas in spruce-fir forest.
Accession: (unaccessioned)

U.S.A., Colorado, Routt County: Sierra Madre\Park Range: Park Range: ca 23 air mi WSW of Walden, vicinity of Lake Elbert and south.
Open wet meadow areas in spruce-fir forest.
Accession: (unaccessioned)

U.S.A., Colorado, Routt County: Sierra Madre/Park Range: Park Range: cirque basin and slopes, just S of Red Dirt Pass.
T10N R82W S19
Subalpine meadows.
Accession: (unaccessioned)

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: along Forest Road 23085 above Sage Creek ca 2 air mi NW of Tie Flat, ca 23 air mi ESE of Bridger.
edge of Douglas fir grove. Phenology: flowering.
Annotations:
1. Erythronium grandiflorum Pursh
Annotated by B. E. Nelson.
Accession: USFS 883564, Barcode: USFS0051325

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: on ridge above head of Crooked Creek ca 0.5 air mi SW of Teeples Spring, ca 25 air mi ESE of Bridger.
45.1829° N, 108.4382° W; uncertainty 0.25 mi., GPS reading
Wet slopes near melting snow. Phenology: flowering.
Annotations:
1. Erythronium grandiflorum Pursh
Annotated by B. E. Nelson.
Accession: USFS 883565, Barcode: USFS0051326

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: on Cave Ridge on Forest Road 2849 ca 1/4 mi N of Big Ice Cave, ca 27.5 air mi ESE of Bridger.
45.1668° N, 108.399° W; uncertainty 0.25 mi., GPS reading
Wet meadow with snow melt drainages in red-brown clay soil with surface limestone, cobbles, and boulders. Phenology: flowering.
Annotations:
1. Erythronium grandiflorum Pursh
Annotated by B. E. Nelson.
Accession: USFS 883566, Barcode: USFS0051327

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: ridge between Dry Head and Punch Bowl creeks along trail, ca 27-28 air mi ESE of Bridger.
Lush lee slope snow acccumulation area with sagebrush. Phenology: fruiting.

U.S.A., Montana: Glacier National Park: below Grinnell Glacier.
Alpine meadow near snow slopes. Phenology: flowering.

Erythronium grandiflorum ()
U.S.A., Montana, Missoula County: Near Missoula.
Mountain slopes. Phenology: flowering.

U.S.A., Montana, Meagher County: Big Belt Mountains: northeast of base of Baldy Mountain.
In drying meadow. Nearly all flowers with purple anthers. Phenology: flowering.
with C. V. Muhlick

U.S.A., Montana: Madison National Forest: Crockett Lake/pasture.
T8S R2W S29
Slope 2% northeast; black loam soil; in timber. Regular distribution, 1% cover. Phenology: flowering.
Accession: USFS 441827

U.S.A., Montana, Meagher County: Absaroka National Forest.
T5N R10E S26
Phenology: flowering.
Accession: USFS 441841

U.S.A., Montana, Madison County: Beaverhead National Forest: Pole Patch
T9S R3W S13
Slope 8% west; clay loam soil; in timber. Phenology: flowering.
Annotated by C. B. Carter.
Accession: USFS 441835

U.S.A., Montana, Madison County: Beaverhead National Forest: Vigilante Experimental Range.
Phenology: flowering.
Annotated by C. O. Erlanson.
no collector, PL-107. //1940.

U.S.A., Montana: Blackfeet Forest.
Moist, gravelly soil. Phenology: flowering.

U.S.A., Montana: Gallatin National Forest: Dire Meadow.
T4S R4E S33
East slope; Dry soil that is moist in the spring. Phenology: flowering.

U.S.A., Montana, Gallatin County: Middle Creek Canyon: Shower Falls.
Moist wooded hill. Phenology: flowering.
Annotated by C. L. Porter in 1953.

U.S.A., Montana, Flathead County: Lower slopes of Mount Aeneas: west side Jewel Basin, ca 8 mi NE of Bigfork.
Steep, open, northwest facing slopes in stands of Picea. Phenology: flowering.
with G. Moore

U.S.A., Montana: Glacier National Park: Logan Pass.
Alpine meadow. Phenology: flowering.

U.S.A., Montana: South of east end of Logging Mountain.
Phenology: flowering.

U.S.A., Montana: Anaconda Hill, road edge.
Young lodgepole forest. Phenology: flowering.

Young lodgepole Forest. Phenology: flowering.

U.S.A., Montana, Missoula County: Blackfoot Valley, 30 mi from Bonner.
Large and small flowered and anthered forms, and forms with yellow and purple anthers growing together, larger flowered plants in drier soil. Phenology: flowering.

U.S.A., Montana, Missoula County: Flathead Range: Flathead National Forest: 1/2 mi W of Upper Holland Lake.
Swampy soil. Phenology: flowering.

U.S.A., Montana, Powell County: Flathead National Forest: South Fork Primitive Area: top of Gordon Mountain, 6 mi S of Big Prairie Ranger Station.

U.S.A., Montana: Bridger Mountains.
with Ernst A. Bessey

U.S.A., Montana, Glacier County: Midvale (now East Glacier Park).
Banks. Phenology: flowering.

U.S.A., Montana, Madison County: Limekiln Canyon, near Bozeman.
Phenology: flowering & fruiting.

U.S.A., Montana, Beaverhead County: Gibbonsville Pass Road, ca 15 mi W of Wisdom.
Wet meadow. Anthers ranging from cream to purple in one society. Phenology: flowering.
with C. V. Muhlick

U.S.A., Montana: Bracket Creek.

U.S.A., Montana, Beaverhead County: Beaverhead Mountains: Beaverhead-Deerlodge National Forest: ca 2 mi W of Twin Lakes Campground, ca 26 mi SW of Wisdom.
Wet lodgepole pine forest with Veratrum viride, Xerophyllum tenax, Ledum glandulosum, Vaccinium scoparium, and Carex geyeri.
Accession: RM 913634, Barcode: RM0069050

U.S.A., Montana, Lincoln County: Northern Salish Mountains: ca 1/4 to 1/2 km N of Twin Meadows Creek.
Upland Pseudotsuga woods. Occasional. Phenology: flowering.

U.S.A., Montana, Carbon County: Pryor Mountains: Custer National Forest: on ridge above head of Crooked Creek ca 0.5 air mi SW of Teeples Spring, ca 25 air mi ESE of Bridger.
45.1829° N, 108.4382° W; uncertainty 0.25 mi., GPS reading
Wet slopes near melting snow. Phenology: flowering.
Accession: (unaccessioned), Barcode: USFS0047613

Erythronium grandiflorum var. candidum (1999)
Erythronium grandiflorum Pursh var. candidum (Piper) Abrams
U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains Area: Lick Creek Summit and Summit Lake Area, ca 12 air mi NE of McCall; ca 17.5 air mi ENE of New Meadows.
Rocky area around subalpine lake; granite parent material; stand replacing fire 5 years previous. Phenology: flowering & fruiting.
with Alma Hansen
Accession: RM (unaccessioned)

Erythronium grandiflorum var. candidum (1999)
Erythronium grandiflorum Pursh var. candidum (Piper) Abrams
U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Frank Church-River of No Return Wilderness: Lick Creek Trail to Lick Lake, ca 2-4 air mi SSE of Big Creek; ca 12-12.5 air mi NE of Yellow Pine.
Open Abies lasiocarpa/Pinus contorta overstory. Phenology: flowering & fruiting.
Accession: RM (unaccessioned)

Erythronium grandiflorum var. chrysandrum (1931)
Erythronium grandiflorum Pursh var. chrysandrum Applegate
U.S.A., Idaho, Bonner County: Near Athol, Eighteen Mile Prairie, southern edge of Bonner County, about half way between Couer d'Alene and Pend Oriell Lakes.
In yellow pines. Phenology: flowering.
Type Specimen: Paratype for Erythronium grandiflorum Pursh var. chrysandrum Applegate. Contr. Dudley Herb. 1: 190. 1933.
Accession: RM 142036, Barcode: RM0000198

Erythronium grandiflorum var. grandiflorum (2003)
Erythronium grandiflorum Pursh var. grandiflorum
U.S.A., Wyoming, Park County: Yellowstone Plateau: Yellowstone National Park: ca 1/4 mi E of Sedge Creek and 1/3 mi N of U.S. Hwy 14, 16, & 20.
Extensive moist meadow with Lomatium ambiguum, Taraxacum officinale, and Cerastium arvense. Phenology: flowering.

Erythronium grandiflorum var. grandiflorum (2003)
Erythronium grandiflorum Pursh var. grandiflorum
U.S.A., Wyoming, Park County: Absaroka Mountains: Yellowstone National Park: Washburn Range: south ridge of Observation Peak, ca 3 mi NW of Canyon Village.
T56N R113W S7
Mesic meadow openings in lodgepole pine forest with Melica bulbosa, Carex raynoldsii, and Hackelia micrantha. Phenology: flowering.

Erythronium grandiflorum var. grandiflorum (2003)
Erythronium grandiflorum Pursh var. grandiflorum
U.S.A., Montana, Gallatin County: West Side of the Bridger Range: Gallatin National Forest: along South Cottonwood Creek, ca 8 mi NE of Bozeman.
T1S R6E S10
Riparian community under Engelmann spruce and Douglas fir with Rubus parviflorus, Calamagrostis canadensis, and Streptopus amplexifolius. Phenology: fruiting.

U.S.A., Montana, Madison County: Tobacco Root Mountains: Deerlodge National Forest: basin just S of Curly Lake, ca 15 mi NE of Twin Bridges.
T2S R4W S34
Ecotone between wet meadow-fen and edge of spruce-fir-whitebark pine forest with Potentilla diversifolia, Cassiope mertensiana, Phyllodoce empetriformis, and Gaultheria humifusa. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: just W of Story Fish Hatchery buildlings and ponds.
Under Pinus ponderosa with understory of Acer glabrum and Crataegus columbiana on an east-facing slope with calcareous, clayey soil.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Jones Creek Trail, ca 4-5 mi N of U.S. Hwy 14, 16, & 20; ca 6-10 mi W of the confluence with North Fork Shoshone River.
Mixed coniferous forest.

U.S.A., Montana, Gallatin County: Madison Range: Gallatin National Forest: Axolotl Lake, ca 2 mi E of Potamogeton Park; ca 28 mi NNW of West Yellowstone.
Wet-moist soil along open lake shore with Carex aquatilis, Equisetum arvense and Viola macloskeyi.
Accession: RM (unaccessioned)

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: Howard Spring along north side of U.S. Hwy 20, ca 9 mi W of West Yellowstone.
Openings in lodgepole pine-Douglas fir forest with Carex geyeri, Viola praemorsa, Erythronium grandiflorum, and Thalictrum occidentale.

U.S.A., Idaho, Fremont County: Henrys Lake Mountains: Targhee National Forest: ridge ca 0.5 mi N of Howard Springs and U.S. Hwy 20/191; 11 mi NW of West Yellowstone, Montana.
Meadow openings in Douglas fir forest with Geum triflorum, Microseris nutans, and Festuca idahoensis. Phenology: flowering.

U.S.A., Montana, Madison County: Henry's Lake Mountains: Gallatin National Forest: along Sheep Creek, ca 1 1/2 mi S of the Madison River.
Openings in Douglas fir forest with Antennaria anaphaloides, Conimitella williamsii, Geum triflorum, and Fragaria vesca. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Targhee National Forest: Tillery Lake; ca 1 mi SW of Grassy Lake Reservoir; 9 mi NW of Flagg Ranch.
Wet spruce forest just south of lake with Mitella pentandra, Platanthera hyperborea, and Linnaea borealis. Phenology: flowering.

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along Suce Creek, ca 8 mi SE of Livingston.
Mixed coniferous forest with Acer glabrum, Linnaea borealis, Salix scouleriana, and Viola canadensis. Phenology: buds.

U.S.A., Montana, Madison County: Madison Range: Gallatin National Forest: Koch Basin on the east side of Koch Peak at head of Tumbledown Creek, ca 25 mi SE of Ennis.
Open, rocky whitebark pine woodland with Lupinus sericeus, Eriogonum umbellatum var. majus, and Potentilla fruticosa. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin Range foothills: Gallatin National Forest: Sourdough Canyon along east side of Sourdough Creek, 6 mi S of Bozeman.
Riparian community with Cornus sericea, Populus balsamifera, and Acer glabrum. Phenology: flowering.

U.S.A., Wyoming, Park County: Absaroka Mountains: Gallatin National Forest: Timber Camp Recreation site just Eof Bear Creek, ca 2 mi NE of Jardine.
Vernally wet meadow with Valeriana occidentalis, Antennaria corymbosa, and Saxifraga subapetala. Phenology: flowering & fruiting.

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: along Forest Road 3243: 3/4 mi W of North Fork Bear Creek, ca 5 mi NE of Gardiner.
North facing slope at road edge in spruce-fir forest with Alnus viridis, Lonicera utahensis, and Vaccinium scoparium. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin Range foothills: Gallatin National Forest: Elkhorn Creek Canyon: ca 1/2-1 mi E of Montana Highway 191, 40 mi N of West Yellowstone.
Spruce-fir forest and openings with Linnaea borealis, Antennaria racemosa, and Vaccinium scoparium. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: Rat Lake, ca 1 mi S of Squaw Creek; 22 mi SW of Bozeman.
Open spruce-fir forest with Linnaea borealis ssp. longiflora, Lonicera utahensis, and Erythronium grandiflorum. Phenology: flowering.

U.S.A., Montana, Gallatin County: Madison Range foothills: Gallatin National Forest: along Hell Roaring Creek, ca 1 mi W of Montana Highway 191, 26 mi SW of Bozeman.
Wet soil in open with Carex rostrata, Carex nebrascensis, and Alnus incana. Phenology: fruiting.

U.S.A., Montana, Gallatin County: Madison Range: Gallatin National Forest: Lava Lake: 2 1/2 mi SW of Montana Highway 191, 30 mi SW of Bozeman.
Edge of spruce-fir forest with Carex geyeri and Valeriana dioica var. sylvatica. Phenology: flowering.

U.S.A., Montana, Park County: Absaroka Mountains: Gallatin National Forest: Knox Lake (Castle), ca 12 mi NE of Gardiner.
Meadow opening E of lake with Aster alpigenus var. haydenii, Trifolium parryi, and Arnica rydbergii. Phenology: flowering.
with Yolanda Evert

U.S.A., Idaho, Fremont County: Centennial Mountains: Targhee National Forest: head of Tin Cup Creek on divide above Hell Roaring Creek, ca 1.5 mi SW of the summit of Mt. Jefferson.
T14N R42E S8
Whitebark pine and subalpine fir parkland with Phlox multiflora, Carex geyeri, and Erythronium grandiflorum. Phenology: flowering & fruiting.

U.S.A., Montana, Madison County: Madison Range: Gallatin National Forest: along Little Mile Creek, ca 20 mi NW of West Yellowstone.
T12S R2E S25
Riparian community in wet soil with Salix bebbiana, Angelica arguta, Senecio triangularis, and Pedicularis groenlandica. Phenology: fruiting.

U.S.A., Montana, Madison County: Madison Range: Beaverhead National Forest: Cradle Lakes at head of Papoose Creek, ca 2.5 mi SW of Hilgard Peak.
T11S R2E S14; also S10
Wet subalpine meadow adjacent to lakes with Kalmia microphylla, Carex nigricans, Caltha leptosepala, and Trollius laxus. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: Hidden Lakes, 4 mi E of U.S. Hwy 191, ca 30 mi SSW of Bozeman.
Wet meadow with Trollius laxus var. albiflorus, Juncus drummondii, Senecio triangularis, and Ledum glandulosum. Phenology: flowering & fruiting.

U.S.A., Montana, Sweet Grass County: Absaroka-Beartooth Mountains: Gallatin National Forest: Hells Canyon Campground along Boulder River, 35 mi SW of Big Timber.
Just southeast of campground on rock outcroppings in open Douglas fir forest with Festuca idahoensis, Lomatium cous, and Antennaria anaphaloides. Phenology: fruiting.

U.S.A., Montana, Park County: Absaroka-Beartooth Mountains: Gallatin National Forest: along the north side of Fourmile Creek, 37 mi SW of Big Timber.
Lodgepole pine forest with Antennaria racemosa, Carex rossii, and Thalictrum occidentale. Phenology: flowering.
Accession: RM 820961, Barcode: rm0023304

U.S.A., Montana, Madison County: Henrys Lake Mountains: Gallatin National Forest: along Sheep Creek trail, ca 1.5 mi E of the trailhead; ca 2 mi S of Earthquake Lake.
Openings in Douglas fir forest with Melica spectabilis, Erigeron speciosus, and Pedicularis bracteosa var. paysoniana. Phenology: flowering.

U.S.A., Montana, Madison County: Madison Range: Gallatin National Forest: along West Fork Beaver Creek Trail, ca 4 mi N of U.S. Hwy 287; 25 mi NW of West Yellowstone.
Openings in Douglas fir forest with Castilleja cristagalli, Helianthella uniflora, and Osmorhiza occidentalis. Phenology: fruiting.

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: Forest Road 135, E of Rocky Canyon, ca 12 air mi NE of Bayfield.
Dense mixed conifer and aspen forest. Phenology: fruiting.

U.S.A., Colorado, Grand County: Arapaho National Forest: Indian Peaks Wilderness: Front Range: Roaring Fork SW of Hiamovi Mountain, ca 9 air mi SE of Grand Lake and ca 13 air mi ENE of Granby.
Adjacent to small pond at foot of rocky slope. Phenology: fruiting.

U.S.A., Colorado, Grand County: Arapaho National Forest: Indian Peaks Wilderness: Front Range: Gourd Lake to Island Lake, ca 11 air mi SE of Grand Lake and ca 10 air mi NW of Ward.
Adjacent to lake below subalpine. Phenology: fruiting.

U.S.A., Colorado, Eagle County: Central Colorado: Hardscrabble Mountain Area, West Slope Continental Divide: off Forest Raod 514 on north side of road, ca 14 air mi SSE of Gypsum.
Open hillside surrounded by aspen on south asoect. Phenology: flowering.

U.S.A., Colorado, Eagle County: Central Colorado: Gore Range, West Slope Continental Divide: along East Meadow Creek (Trail 1886), E of short trail to Meadow Creek Road to "Y" in road, ca 7 air mi N of Vail.
Spruce-fir forest with some lodgepole. Phenology: flowering.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: just N of Josephine Lake, ca 22 air mi NNE of McCall; ca 23 air mi NE of New Meadows.
Rocky open slopes with boulder fields. Phenology: flowering & fruiting.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: above Lava Butte Lakes Creek just SE of Lava Butte, ca 9 air mi W of Burgdorf; ca 24 air mi NNE of New Meadows.
In logged or burned spruce-fir forest. Phenology: fruiting.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: south end of Lava Ridge, ca 3/4 mi E of Hazard Lake, ca 20 air mi N of McCall; ca 18 air mi NNE of New Meadows.
Burned whitebark pine-lodgepole pine-subalpine fir woodland. Phenology: fruiting.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: S of Hazard Lake along Hazard Creek, ca 17 air mi NNE of New Meadows; ca 20 air mi N of McCall.
Open mixed conifer forest with burned areas. Phenology: fruiting.

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains: Boulder Summit, ca 0.5 air mi E of Boulder Mountain, ca 8.5 air mi ESE of McCall.
Lee slope where snow accumulates. Phenology: flowering.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains: along the Weiser River just N of Evergreen, ca 7 air mi SW of New Meadows; ca 14 air mi W of McCall.
Mixed conifer overstory on west-facing river bank and roadside. Phenology: fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains: along Forest Rd 718 just N of Mill Creek Summit, ca 21 air mi ESE of Cambridge; ca 22 air mi E of Midvale.
Riparian area with mixed conifer overstory. Phenology: fruiting.

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Long Valley: Ponderosa State Park: N of McCall, ca 10 air mi E of New Meadows.
Mixed conifer forest with open meadows and marshes. Phenology: fruiting.
with Denise L. Fairbanks

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Salmon River Mountains: Bear Basin and along Forest Road 452, ca 4 air mi NW of McCall; ca 7 air mi ESE of New Meadows.
Roadside, moist, mixed conifer overstory. Phenology: fruiting.
with Denise L. Fairbanks

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains: Twentymile Creek Trail, ca 16 air mi NNE of McCall; ca 18 air mi NE of New Meadows.
Mixed conifer forest, partially burned 6 years previous. Phenology: flowering.
with Phillip G. Lawrence

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: peak just W of Fisher Creek Saddle, ca 17 air mi N of McCall; ca 15 air mi NNE of New Meadows.
Sparse subalpine community on granite parent material with Saxifraga bryophora var. tobiasiae. Phenology: fruiting.
with Erin Peters

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains: east-facing slope of Slab Butte, ca 13 air mi N of McCall; ca 11 air mi NE of New Meadows.
Moist in spruce-fir overstory. Phenology: fruiting.
with Erin Peters

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains: Pony Meadows, ca 5 air mi S of Warren; ca 18 air mi WNW of Big Creek Guard Station.
Subalpine fir/lodgepole pine forest. Phenology: fruiting.
with Erin Peters

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains area: headwaters of Idler Creek, 1.3 air miles south of Nick Peak.
Whitebark pine. Phenology: flowering.
1. Erythronium grandiflorum Pursh var. grandiflorum
Annotated by Joy Handley.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Cuddy Mountains Area: Greasewood Flats on Washington County Line, along Forest Road 038, ca 9 air mi W of Council; ca 12 air mi NNE of Cambridge.
Dominated by Artemisia tridentata, Wyethia helianthoides, and Balsamorhiza sagittata, with Veratrum californicum near streams; several small streams running through. Phenology: fruiting.
with Phill Lawrence

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: flat just W of Summit Gulch and E of head of Boulder Creek, ca 2.5 air mi NW of Bear; ca 21.5 air mi WNW of New Meadows.
Disturbed scabland; rocky basalt soil. Phenology: fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Little Bear Creek Trail (226), off Forest Road 110, ca 5.5 air mi NE of Bear; ca 18 air mi NW of New Meadows.
Mixed moist conifer overstory; Abies grandis, Pinus ponderosa, P. contorta, Pseudotsuga menziesii, Picea engelmanni, and Larix occidentalis. Phenology: fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains Area: Forest Road 243 to Indian Mountain just S of Burnt Basin, ca 8.5 air mi ENE of Indian Valley; ca 13 air mi SE of Council.
Moist, mixed conifer overstory with openings of Artemisia tridentata; basalt parent material. Phenology: flowering.
with Barbara Ertter

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains Area: Headwaters of King Hill Creek off Forest Road 243, ca 8 air mi ENE of Indian Valley; ca 13 air mi SE of Council.
Moist, mixed conifer overstory; seep, and creek dominated by Alnus; basalt parent material. Phenology: flowering & fruiting.
with Barbara Ertter

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Smith Mountain just SW of lookout on Forest Road 073, ca 10 air mi NNE of Bear; ca 19 air mi NW of New Meadows.
Open, subalpine meadow dominated by Elymus spicatus, Polygonum, Lupinus, and Melica. Phenology: flowering & fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Hells Canyon-Seven Devils Scenic Area: Kinney Point ca 6 air mi NNE of Cuprum; ca 23 air mi NW of New Meadows.
Dry subalpine meadow/rocky outcrop; dominated by Festuca idahoensis, with Carex geyeri and some Artemisia tridentata. Phenology: fruiting.

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains Area: western shore of Granite Lake, ca 13 air mi N of McCall; ca 13 air mi NE of New Meadows.
Rich, dark soil around subalpine lake, granite parent material. Phenology: flowering.

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains Area: Elk Summit, ca 13 air mi NNE of Yellow Pine; ca 14.5 air mi SE of Warren.
Moist subalpine boggy area near ephemeral pond. Phenology: flowering.
with Alma Hansen

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Montains Area: Logan Creek by road to Moscow Mine, ca 3.5 air mi W of Big Creek; ca 11.5 air mi NNE of Yellow Pine.
Spruce/sedge bog with braided streams of creek. Phenology: fruiting.

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Frank Church-River of No Return Wilderness: Lick Creek Trail to Lick Lake, ca 2-4 air mi SSE of Big Creek; ca 12-12.5 air mi NE of Yellow Pine.
Open Abies lasiocarpa/Pinus contorta overstory. Phenology: flowering & fruiting.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains Area: Carey Dome, ca 8.5 air mi N of Burgdorf; ca 10 air mi E of Riggins.
Stand replacing fires five years previous; granite parent material. Phenology: fruiting.

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Salmon River Mountains Area: Snowslide Lake Trail, ca 9.5 air mi NE of McCall; ca 17 air mi E of New Meadows.
Rocky granite parent material in mixed conifer overstory. Phenology: flowering.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Grass Mountains Area: Grass Mountain Lakes Trail and lower east-facing slopes, ca 14.5 air mi NNE of New Meadows; ca 18.5 air mi NNW of McCall.
Open Abies lasiocarpa and subalpine meadows; granite parent material. Phenology: fruiting.

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: Hartley Meadows NW of Brundage Mountain, ca 9 air mi ENE of New Meadows; ca 7.5 air mi N of McCall along Adams County line.
Subalpine meadow. Phenology: fruiting.

U.S.A., Idaho, Valley County: Payette National Forest and Vicinity: along Warren Wagon Road.
Floodplain of river; overstory of Abies lasiocarpa, A. grandis, and Picea engelmannii; still snow in patches. Phenology: flowering.

U.S.A., Idaho, Idaho County: Payette National Forest and Vicinity: Salmon River Mountains Area: Wallis Cabin, ca 2 air mi NE of War Eagle Lookout, ca 6 air mi NW of Warren.
Open Abies lasiocarpa/subalpine meadow with stream; granite parent material. Phenology: fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: West Mountains Area: north side of Wood Gulch, above Forest Road 199, ca 4.5 air mi SE of Council; ca 14 air mi WSW of Donnelly.
Moderately steep, south to southwest-facing slopes; Pinus ponderosa/Pseudotsuga menziesii overstory; basalt soil. Phenology: fruiting.

U.S.A., Idaho, Adams County: Payette National Forest and Vicinity: Cuddy Mountains Area: below Stony Point on Forest Road 041, ca 9 air mi WNW of Council; ca 14 air mi NNE of Cambridge.
Aspen grove with small creek running through; dominated by Populus tremuloides and Veratrum californicum; mostly southeast-facing slopes. Phenology: fruiting.
with Phill Lawrence

U.S.A., Colorado, Jackson County: Sierra Madre/Park Ranges: Park Range: ca 13.5 air mi NE of Steamboat Springs.
T7N R82W S17; also S20; also S21
Calcareous, clay-silt-sandstone (Morrison Formation) on a south facing hillside with sagebrush.

U.S.A., Colorado, Jackson County: Sierra Madre/Park Ranges: Park Range: ca 11.5 air mi E of Steamboat Springs.
T6N R82W S20
Open grassy hillsides below snow banks.

U.S.A., Colorado, Grand County: Sierra Madre/Park Ranges: Park Range: ca 17 air mi NW of Kremmling in Buffalo Park near Service Creek.
Open grassland.

U.S.A., Colorado, Jackson County: Sierra Madre/Park Ranges: Park Range: ca 23 air mi NW of Walden by Big Creek Falls.
T11N R82W S19; also S20
In shady places.

U.S.A., Colorado, Jackson County: Sierra Madre/Park Ranges: Park Range: ca 19 air mi W of Walden, near the north side of Lake Katherine and on the trail to the lake.
T9N R82W S17; also S18 and S19
Spruce-fir forest.

U.S.A., Colorado, Grand County: Sierra Madre/Park Ranges: Park Range: ca 31 air mi SW of Walden.
Rocky outcrops by open meadows.

U.S.A., Colorado, Jackson County: Sierra Madre\Park Range: Park Range: ca 13.5 air mi NE of Steamboat Springs.
Calcareous, clay-silt-sandstone (Morrison Formation) on a south facing hillside with sagebrush.

U.S.A., Colorado, Jackson County: Sierra Madre\Park Range: Park Range: ca 11.5 air mi E of Steamboat Springs.
Open grassy hillsides below snow banks.

U.S.A., Colorado, Grand County: Sierra Madre\Park Range: Park Range: ca 17 air mi NW of Kremmling in Buffalo Park near Service Creek.
Open grassland.

U.S.A., Colorado, Jackson County: Sierra Madre\Park Range: Park Range: ca 23 air mi NW of Walden by Big Creek Falls.
In shady places.
with Heather & Joel Kastning

U.S.A., Colorado, Jackson County: Sierra Madre\Park Range: Park Range: ca 19 air mi W of Walden, near the north side of Lake Katherine and on the trail to the lake.
Spruce-fir forest.

U.S.A., Colorado, Grand County: Sierra Madre\Park Range: Park Range: ca 31 air mi SW of Walden.
Rocky outcrops by open meadows.
with Heather and Joel Kastning

U.S.A., Colorado, Routt County: [location and coordinates withheld]
Spruce-fir-Pseudotsuga forest and adjacent meadows.

U.S.A., Colorado, Routt County: Sierra Madre\Park Range: Park Range: cirque basin and slopes just S of Red Dirt Pass.
Subalpine meadows.

U.S.A., Colorado, Jackson County: Park Range: Routt National Forest: Mount Zirkel Wilderness Area: Ute Pass and south along divide ca 1 mi.
Subalpine meadow and stream sides.

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: small tributary of Coon Creek, ca 1.7 air mi NW of Blackhall Mountain summit, ca 12 air mi SSE of Encampment.
Around edge of bog in mixed conifer forest. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: along East Fork Encampment River, ca 3 air mi WNW of Blackhall Mountain summit, ca 11 air mi SSE of Encampment.
Around edges of bog at edge of mixed conifer forest. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: Red Mountain and vicinity on the Continental Divide, ca 1 air mi S of Battle Pass off Wyo Hwy 70, ca 11 air mi WSW of Encampment.
Moist area below granite outcrop in spruce-fir forest. Phenology: flowering.
with Michelle Nelson

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Ranges: Sierra Madre: ca 13.5 air mi SW of Encampment; ca 29 air mi ENE of Dixon.
Moist aspen slopes. Phenology: flowering & fruiting.
with William Blunt

U.S.A., Wyoming, Carbon County: Sierra Madre/Park Range: Sierra Madre: ca 1 air mi S of Red Mountain.
Under conifers. Phenology: fruiting.
with Lee Huston and Heather Kastning

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi WNW of Kebler Pass.
Aspen woods, serviceberry, elderberry, snowberry. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Raggeds Wilderness: Dark Canyon, ca 8 air mi NW of Kebler Pass.
Steep north-facing slope leading out of canyon; Douglas fir, aspen, subalpine fir, Rocky Mountain maple. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: southeast side of Snodgrass Mountain, ca 4 air mi N of Crested Butte.
Forest seep; aspen, lodgepole pine, subalpine fir, Engelmann spruce forest. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 4 air mi W of Kebler Pass.
Aspen forest with occasional Engelmann spruce and subalpine fir; elderberry, snowberry, gooseberry. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 2 air mi SSE of Beckwith Pass.
Aspen forest and open meadows; elderberry, gooseberry, Engelmann spruce, subalpine fir. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: west-facing slope of Castle Pass, ca 5 air mi SSW of Beckwith Pass.
Spruce/fir forest. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Maroon Bells/Snowmass Wilderness: ca 4 air mi NE of Gothic.
Engelmann spruce/subalpine fir forest and wet basin; Salix, juniper. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 9 air mi NE of Crested Butte.
Engelmann spruce/subalpine fir forest and dry tundra. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: Gothic Natural area, ca 2.5 NNW of Gothic.
Dense, wet Engelmann spruce and subalpine fir forest. Phenology: fruiting.

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Jumbo Mountain, ca 4 air mi ENE of Paonia.
Squaw-apple and serviceberry zone and pinyon-juniper slopes above with sandstone and shales. Phenology: flowering & fruiting.
1. Erythronium grandiflorum Pursh var. grandiflorum
Annotated by Kevin J. Taylor.
with Kevin J. Taylor

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 2.5 air mi W of Pittsburg.
Subalpine avalanche meadow. Phenology: fruiting.
Accession: 775886

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 8 air mi NNW of Paonia.
Aspen forest and open wet meadows; Symphoricarpos, Amelanchier, Veratrum, and Viola sheltonii. Phenology: flowering.
Accession: 775895

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 8.5 air mi N of Paonia.
Aspen forest along creek; Alnus, Symphoricarpos, Amelanchier, and Prunus. Phenology: fruiting.
Accession: 775894

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 12 air mi N of Paonia.
Aspen forest; Symphoricarpos. Phenology: flowering & fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: along Trout Creek, ca 7 1/4 air mi NW of Kebler Pass.
Open subalpine meadow and patches of Engelmann spruce/subalpine fir along creek. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: ca 5.5 air mi S of Paonia Reservoir.
Aspen forest; subalpine fir, Symphoricarpos, Amelanchier, and Prunus. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 12.5 air mi ENE of Crawford.
South-facing slope; aspen, Douglas-fir, and Ribes. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: American Flag Mountain, ca 8.5 air mi NW of Taylor Park Reservoir.
Engelmann spruce/subalpine fir forest and open meadow on east side of mountain. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 10.5 air mi SSW of Kebler Pass.
Alpine tundra; south-facing slope. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: West Elk Wilderness: ca 10.5 air mi SSW of Kebler Pass.
Engelmann spruce forest and open wet meadow. Phenology: fruiting.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Uncompahgre Plateau: Divide Road, ca 1.9 mi W of intersection with Delta-Nucla Road.
Spruce-aspen forest. Phenology: flowering.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: San Miguel River Drainage: Uncompahgre Plateau: Divide Road, at intersection of Little Red Canyon Road or Road 523.
Spruce-aspen forest. Phenology: flowering.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Uncompahgre Plateau: Basin Work Station.
In ponderosa pine and aspen forest and around stockpond. Phenology: flowering.

U.S.A., Colorado, Montrose County: San Miguel and Lower Dolores River Drainages: Uncompahgre Plateau: Windy Point: mesa top at southwest edge of plateau.
With aspen and spruce. Phenology: fruiting.

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: "The Glade" area, ca 10 air km ESE of Dove Creek along Forest Road 216D off Forest Road 504.
Ponderosa, oak, aspen, Amelanchier, Rosa, and Symphoricarpos. Phenology: flowering & fruiting.

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Big Water Spring area, terminus of Forest Road 504.
Meadow surrounding spring with ponderosa and oak at edge, also Amelanchier, snowberry, and Rosa. Phenology: flowering.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Madden Peak area, along Forest Road 316.
Aspen-fir drainage and late snow melt; east-facing slope. Phenology: flowering.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 18 air mi NE of Dolores, Forest Road 545, Taylor Mesa.
Subalpine meadow; spruce/fir and lodgepole; east to southeast facing. Phenology: flowering.

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 512, ca 20 air mi NNW of Dolores on the east side of the Black Snag Spring.
Ponderosa, oak, scattered aspen, and service berry on southeast to northeast aspect. Phenology: fruiting.

U.S.A., Colorado, Dolores County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: ca 2.5 air mi E of Rico, along the Colorado Trail at Black Hawk Basin.
Subalpine spruce-fir forest scattered meadows and seepages around the north edge of the basin; east face. Phenology: flowering.
with Fallon Judkins

U.S.A., Colorado, Larimer County: Medicine Bow Mountains: Cameron Pass off Colo Hwy 14, ca 40 air mi W of Fort Collins.
Steep, east facing subalpine slopes with spruce-fir forest and creek. Phenology: flowering.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Medicine Bow Mountains: Rawah Wilderness: Rawah Lakes numbers 3 and 4, off the Rawah Trail from Laramie River Road (County Road 103), ca 44 air mi NW of Fort Collins.
Subalpine spruce-fir slopes transitioning into east facing Krummholz slopes. Phenology: flowering.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Medicine Bow Mountains: from Blue Lake Trailhead (off Colo Hwy 14) to Blue Lake in the Rawah Wilderness, ca 37 air mi W of Fort Collins.
Mixed conifer forest, transitional from lodgepole pine to spruce-fir forest. Phenology: flowering.

U.S.A., Wyoming, Park County: Yellowstone National Park: Sylvan Lake.
2. Erythronium grandiflorum Pursh var. grandiflorum
Annotated by C. L. Porter in 1960.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: ca 25 air mi SE of Saratoga.
Growing in gravelly loam of subalpine fir forest with Abies lasiocarpa, Erythronium grandiflorum, and Vaccinium scoparium. Phenology: flowering.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: University Camp.
Subalpine. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: University Camp.
Subalpine district. Phenology: flowering.

U.S.A., Wyoming, Park County: Yellowstone National Park: Cody-Yellowstone Highway, Cub Creek.
Moist hillside. Phenology: flowering.
with Ruth A. Nelson

U.S.A., Wyoming, Albany County: Medicine Bow Mountains.
Follows receding snow. Phenology: flowering.

U.S.A., Wyoming, Albany County: La Plata Mines.
Phenology: fruiting.

U.S.A., Wyoming, Albany County: Telephone Mines.
In the open moist parks on open slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Telephone Mines.
In the open moist parks on slopes. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains.
Below snow banks. Phenology: flowering & fruiting.

U.S.A., Wyoming, Big Horn County: Bald Mountain.

U.S.A., Wyoming, Park County: Yellowstone National Park: Central Plateau 3 mi W of Canyon Village; 1954 Kiewit Fire Scar.
Scattered in wet areas. Phenology: flowering.

U.S.A., Wyoming, Albany County: Medicine Bow National Forest: Elk Creek Bog Study site.
Frequent in spruce-fir on moist sites with mineral (granitic-derived) soil all around the edge of the bog; associated with Vaccinium caespitosum. Phenology: flowering.

U.S.A., Wyoming, Albany County: Medicine Bow National Forest: head Elk Creek.
Common in wet meadow; gentle slope, loam soil. Phenology: flowering.
Ernest J. Bordahl, K-7a. 7/9/1925.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: Yellowstone National Park: ridge ca 1/4 mi N of U.S. Hwy 14, 16, & 20 and ca 4 mi W of East Entrance in the Middle Creek drainage.
Rocky, vernal seepage area on open south facing slope, dominated by Allium brandegei, Lewisia triphylla, Floerkea proserpinacoides and Saxifraga nidifica. Phenology: flowering.

U.S.A., Wyoming, Park County: Yellowstone National Park: N of Middle Creek; ca 3 mi E of Sylvan Pass.
South facing slope above creek. Phenology: flowering.

U.S.A., Wyoming, Park County: Yellowstone National Park: along Middle Creek; ca 3/4 mi E of Sylvan Pass.

U.S.A., Wyoming, Park County: North Fork Shoshone River Drainage: Absaroka Mountains: along Crow Creek Trail, ca 3 mi N of U.S. Hwy 14, 16, & 20.
In mixed conifer forest. Phenology: fruiting.

U.S.A., Wyoming, Sheridan County: Big Horn Mountains: just W of Story Fish Hatchery buildlings and ponds.
Under Pinus ponderosa with understory of Acer glabrum and Crataegus columbiana on an east-facing slope with calcareous, clayey soil. Phenology: fruiting.

U.S.A., Wyoming, Teton County: Teton National Forest: 1 mi S of Arizona Ranger Station.
Rare in moist shady places with lodgepole pine and pinegrass; level slope and deep loam soil. Phenology: flowering.

U.S.A., Wyoming, Albany County: East slope Medicine Bow Mountains: 35 air mi W of Laramie.
Picea and Abies overstory. Phenology: flowering.
Francis B. Current, 351. 7/1/1978.

U.S.A., Wyoming, Albany County: Medicine Bow National Forest.
South slope, gravel soil, and timber. Phenology: flowering.
George M. Dunmire, C-70. 8/1/1927.

U.S.A., Wyoming, Carbon County: Snowy Range National Forest: McKee Ranch.
Aspen understory with 5% slope and northeast exposure. Phenology: flowering.

U.S.A., Wyoming, no county County: Yellowstone National Park.

U.S.A., Wyoming, Teton County: Yellowstone National Park: Lake Camp.
Moist woodlands. Phenology: flowering.

U.S.A., Wyoming, Teton County: Yellowstone National Park: rim of Lewis Canyon.

Erythronium grandiflorum var. grandiflorum ()
U.S.A., Wyoming, Carbon County: Corral Ranger Station.
John C. Peryam, 1. //.

U.S.A., Wyoming, Carbon County: Medicine Bow National Forest: Sandstone Work Center.
Aspen community with Claytonia sp. and Mertensia sp. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: along Sally Creek near Science Camp.
Spruce-fir forest. Phenology: flowering.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: ridges near Medicine Bow Peak.
Rocky ridges. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Ca 0.2 mi along Forest Road 332, off Wyo Hwy 130, ca 6.5 air mi NW of Centennial.
Subalpine meadow. Phenology: flowering.

U.S.A., Wyoming, Teton County: Whetstone Creek.

U.S.A., Wyoming, Teton County: Teton National Forest: Buffalo Ranger Station.
Abundant in lodgepole woodland with pinegrass; 2 degrees north slope, deep sandy loam soil. Phenology: flowering.

U.S.A., Wyoming, Albany County: Medicine Bow National Forest: Nash Fork.
Common in dry meadow with Slx, Ran, Car; 10% southeast slope, granitic sandy loam soil. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Story Fish Hatchery.
Ponderosa pine forest with Rosa, Arnica. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Savery Creek.
Frequent and growing in dark soil on a flat area with Pinus contorta and Thlaspi montanus. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sheridan County: Story near fish hatchery.
Moist forest floor with Vaccinium and Pinus. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Trabing Creek.
Rich edges of brush lands. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Trabing Creek.
Rich edges of brush lands. Phenology: fruiting.
Annotated by D. E. Beetle in 1947.

U.S.A., Wyoming, Sheridan County: Big Horn Mountains.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: above the University of Wyoming Science Camp.
Open moist soil. Phenology: flowering.

U.S.A., Wyoming, Albany County: Douglas Creek.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Snowy Range: northeast shore of small lake; ca 0.5 mi S of Browns Peak; ca 3/4 mi N of Wyo Hwy 130.
Quartz and sandstone outcrops in moist alpine meadow with patches of stunted Engelmann spruce. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Snowy Range: slopes and summit of Mount 10972 on southwest flank of Medicine Bow Peak massif, ca 1 air mi SW of Lake Marie.
Flat, gravelly bench below summit of peak at timberline. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow National Forest: Headquarters Park.
Northeast exposure with 10% slope. Phenology: flowering.
William M. Johnson, s.n.. 6/27/1961.
with Jeff Holden

U.S.A., Colorado, Moffat County: North-central Colorado: Elkhead Mountains: northeast end of McInturf Mesa at the forest boundary, ca 17.5 air mi NE of Craig.
Moist to wet aspen woods. Phenology: fruiting.

U.S.A., Colorado, Routt County: North-central Colorado: Elkhead Mountains: Lost Park, ca 4 air mi E of Black Mountain, ca 32 air mi NW of Steamboat Springs; ca 23.5 air mi NE of Craig.
Meadow with small stream and low areas. Phenology: fruiting.

U.S.A., Colorado, Jackson County: North-central Colorado: Medicine Bow Mountains: along a tributary of North Fork Michigan River, ca 1.5 air mi W of Montgomery Pass, ca 5 air mi ENE of Gould; ca 22.5 air mi SE of Walden.
Meadow near the creek. Phenology: flowering.
with 758117

U.S.A., Colorado, Jackson County: North-central Colorado: Park Range: Middle Rainbow Lake, ca 19 air mi WSW of Walden.
Forest adjacent to and margins of lake. Phenology: fruiting.

U.S.A., Colorado, Jackson County: Medicine Bow Mountains: Colorado State Forest: trail to Kelly Lake, ca 20 air mi E of Walden.
Subalpine meadow with Caltha and Trollius, edged by subalpine fir and Engelmann spruce forest with Erythronium. Phenology: flowering.

U.S.A., Colorado, Jackson County: Medicine Bow Mountains: Colorado State Forest: Montgomery Pass Road, ca 22 air mi SE of Walden.
Spruce-fir forest with understory of Vaccinium on steep west facing slope. Phenology: flowering.

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: John D. Rockefeller Jr. Memorial Parkway: along Reclamation or Grassy Lake Road, W ca 1/2 mi and E ca 1/4 mi from Glade Trailhead, ca 43 air mi N of Jackson.
Flooded mixed conifer forest around small lake. Phenology: flowering.
Annotated by David Scott.
with David Scott, Nancy Bockino

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: near Lake Solitude, ca 17.5 air mi WSW of Moran; ca 12 air mi NW of Moose.
Abies lasiocarpa and Salix spp. community near stream on steep slope. Phenology: flowering.
Annotated by David Scott.

U.S.A., Wyoming, Teton County: Grand Teton National Park and Vicinity: Teton Range: near Cascade Canyon, ca 9.5 air mi NW of Moose; ca 17 air mi SSW of Moran.
Picea engelmannii and Pseudotsuga menziesii forest on steep, rocky mountain slope. Phenology: flowering.
Annotated by David Scott.

U.S.A., Wyoming, Teton County: Bridger-Teton National Forest: Teton Wilderness: near Whetstone Mountain, ca 10 air mi NNW of Moran; ca 21 air mi NE of Moose.
Picea engelmannii and Abies lasiocarpa subalpine forest. Phenology: flowering.
with Tacheeni Scott

U.S.A., Colorado, Routt County: Routt National Forest: Steamboat Springs: Woodchuck Hill.
On 90% slope, west exposure in moist loam. Phenology: flowering.
Annotated by C. W. C..

U.S.A., Colorado, Gunnison County: Gunnison National Forest: ca 4 mi W of Crested Butte; 0.5 mi up Splaine Gulch Road.
Spruce forest in moist rocky slopes. Phenology: flowering.

U.S.A., Colorado, La Plata County: Bear Creek Divide: W La Plata Mountains.
Common on moist slopes and swales. Also Montezuma County. Phenology: flowering.
with F. S. Earle and S. M. Tracy

U.S.A., Colorado, Mesa County: Region of the Gunnison Watershed: Grand Mesa.

U.S.A., Colorado, Mesa County: Region of the Gunnison Watershed: Grand Mesa.
Annotated by C. L. Porter in 1953.

U.S.A., Colorado, Gunnison County: Near confluence of Quigley Creek and East River; ca 2 mi N of Gothic.
Scattered on loam of steep east-facing slope of open sites of Picea-Abies forest with Ligusticum. Phenology: flowering.

U.S.A., Colorado, Moffat County: Zenobia Peak.
Elev. 2740 m.
Open sites on steep south and east-facing slopes in rocky soils with Artemisia nova and Amelanchier. Phenology: flowering.
with Tamara Nauman

U.S.A., Colorado, Montrose County: Uncomphagre Divide.
Moist hillsides. Phenology: flowering.

U.S.A., Colorado, Montrose County: Tabeguache Basin.
Open aspen groves. Phenology: flowering.

U.S.A., Colorado, no county County: Uncompahgre Divide.
Moist hillside. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Ca 7 mi NW of Gothic.
Frank S. Crosswhite, 1029. 7/3/1960.

U.S.A., Colorado, Gunnison County: Gunnison National Forest: Crystal Creek Ranger Station.
Abundant on 15% slope on northwest exposure in sandy loam. Phenology: flowering.
Annotated by George T. Turner.

U.S.A., Colorado, Boulder County: Arapahoe Mountain.
with W. W. Robbins

U.S.A., Colorado, Jackson County: W of North Park: S of Buffalo.
Mountains. Also Routt County. Phenology: flowering.

U.S.A., Colorado, Routt County: W of North Park; along road to Steamboat Springs.
Summit of mountain. Phenology: flowering.

U.S.A., Colorado, Larimer County: Mount Cameron.
George E. Osterhout, 3763. 7/6/1908.

U.S.A., Colorado, Routt County: W of North Park; along road to Steamboat Springs.
Summit of mountains. Phenology: flowering.
Annotated by Bot. Goz in 1967.
George E. Osterhout, sn. 8/22/1899.

U.S.A., Colorado, Jefferson County: Mount Carbon.
Elev. 2700 m.
Abundant in wet ground. Phenology: flowering.

U.S.A., Colorado, Routt County: 9 mi S of Steamboat Springs; along Hwy 131.
Abundant amongst the sage-brush. Phenology: flowering.
with Charlotte G. Reeder

U.S.A., Colorado, Routt County: Steamboat Springs: Rabbit Ear Pass.
In snow banks. Phenology: flowering.
with Hedgcock

U.S.A., Colorado, Routt County: Little Columbine Lake.
In a meadow. Phenology: flowering.
with F. Ramaley

Erythronium grandiflorum var. grandiflorum ()
U.S.A., Colorado, Montezuma County: Durango.
Subalpine. Phenology: flowering.
with N. T. Schedin

U.S.A., Colorado, Jackson County: Rabbit Ears.
Above snow banks. Phenology: flowering.

Erythronium grandiflorum var. grandiflorum ()
U.S.A., Colorado, no county County: Gunnison National Forest.
Annotated by Eggleston.

U.S.A., Colorado, Larimer County: Cameron Pass.
Above timber line. Phenology: flowering.

U.S.A., Colorado, Routt County: 10 mi N of Oak Creek.
Common in sagebrush steppe in moist loam. Phenology: flowering.
Annotated by Frances C. Weintraub.

U.S.A., Colorado, Garfield County: White River National Forest: Triangle Park: along Buford Road.
Abundant in spruce timber on 5% slope, southwest exposure in black loam. Phenology: flowering.
Annotated by B. E. Nelson in 2003.
Raymond O. Taylor, RT-63. 6/12/1935.

U.S.A., Colorado, Routt County: Routt National Forest: Park Range: along Forest Service Road 60 at Buffalo Pass; near Summit Lake.
Open areas in subalpine forest of Picea Engelmanii. Phenology: flowering.
with Glenn Bilodeau & Daniel Lebedyk

U.S.A., Colorado, Jackson County: Routt National Forest.
Sage brush slope. Also Routt County. Phenology: flowering.

U.S.A., Colorado, Jackson County: Routt National Forest: Mount Zirkel Wilderness Area: ca 1 mi E of Ute Pass.

U.S.A., Colorado, Larimer County: Rocky Mountain National Park: North Inlet Trail: near old shelter cabin.
with A. Van V. Dunn

U.S.A., Colorado, Jackson County: Routt National Forest: Sierra Madre Mountains: S of Hog Park Trailhead; drainage of the W Fork Encampment River; proximate to Manzanares Lakes.
Common in Picea and Vaccinium forest. Phenology: flowering.

U.S.A., Colorado, Larimer County: Estes Park: North Fork of North St. Vrain
Wet rock slide. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Vicinity of Mount Carbon.
Elev. 2730 m.

U.S.A., Colorado, Gunnison County: Gunnison National Forest.
In black loam. Also Saguache County. Phenology: flowering.

U.S.A., Wyoming, Teton County: Targhee National Forest: Teton Range: Moose Creek trail head, ca 5.5 air mi SE of Victor, Idaho.
Lodgepole pine forests with some Douglas fir and open slopes with grass/forb mixtures. Phenology: flowering.
with Stuart Markow

U.S.A., Wyoming, Teton County: Targhee National Forest: West Slope Teton Range: Alaska Basin Trail along South Fork of Teton Creek.
Coniferous forest dominated by Abies lasiocarpa and Picea engelmannii with many openings, some riparian. Phenology: fruiting.

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: 0.5 mi SW of Targhee Pass, between Howard Springs and Targhee Creek Trail, ca 9.5 air mi W of West Yellowstone, Montana.
T16N R44E S30; also S31
Coniferous forest dominated by Pseudotsuga, Pinus contorta, and Abies lasiocarpa.

U.S.A., Idaho, Fremont County: Targhee National Forest: Henrys Lake Mountains: above Raynolds Pass, ca 3.5 air mi NW of Henrys Lake; ca 16.5 air mi NW of West Yellowstone, Montana.
T16N R42E S13
Coniferous forest on steep slope dominated by Pseudotsuga, Abies lasiocarpa, and Pinus contorta.

U.S.A., Idaho, Clark County: Targhee National Forest: Centennial Mountains: Willow Creek, ca 32 air mi NE of Ashton.
Riparian dominated by Salix, Abies lasiocarpa, and forbs with adjacent coniferous forest.

U.S.A., Idaho, Fremont County: Targhee National Forest: Island Park Plateau: Little Butte Road, ca 13.5 air mi N of Ashton.
Coniferous forest dominated by Pinus contorta.

U.S.A., Idaho, Fremont County: Targhee National Forest: Centennial Mountains: ridge from Sawtell Peak W to Continental Divide, ca 4 air mi S of Henrys Lake.
Coniferous forest dominated by Abies lasiocarpa and Picea engelmannii, with some open ridgetops.

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: just SE of Ripple Creek Pass at the head of a small feeder stream to Snell Creek, ca 33.5 air mi ENE of Meeker.
Drier parts of meadow.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: headwaters of Grizzly Creek, ca 12 air mi N of Glenwood Springs.
Meadows and rocks around lake, with Dugaldia, Salix, clumps of Abies, and Picea.
James P. Vanderhorst, 1194. 7/22/1990.

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Baldy Mountain, ca 16 air mi W of Yampa.
North sloping aspen woods with creeks.
James P. Vanderhorst, 2621. 6/16/1991.

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: Dunckley Flat Tops, ca 14 air mi WNW of Yampa.
Flat meadows with patches of Engelmann spruce and subalpine fir, melting snow.
James P. Vanderhorst, 2635. 6/17/1991.

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: headwaters of Bunker Creek, ca 13 air mi WSW of Yampa.
Wet meadows with melting snow and rocky tundra.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: parks and woods along Buford-Newcastle road, ca 18 air mi NNE of Rifle.
Aspen and subalpine fir forests and grass meadows.

U.S.A., Colorado, Garfield County: Flat Tops/White River Plateau: Clinetop Mesa, ca 1 air mi E of Cold Springs; ca 22 air mi NE of Rifle.
Grassy slopes with limestone outcrops and Engelmann spruce islands.

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: from junction of Hill Creek Trail and Oyster Lake Trail to Fowler Creek via Eastview benchmark, ca 9-10 air mi SE of Buford.
Engelmann spruce forests with some aspen and meadows.

U.S.A., Wyoming, Carbon County: South-central Wyoming: draws leading from the southwest into Loco Creek drainage at the confluence of West Fork Loco and Loco creeks, ca 13 air mi ENE of Baggs.
Flat above draw, rocky. Phenology: fruiting.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: on Forest Road 54, 1 air mi from Forest Road 170, above Bear Wallow Creek.
Mixed conifer stand on slope with Vaccinium, Chimaphila, and Linnaea in the understory; soil fine, deep; slope 0-10; aspect none. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Sierra Madre: Dead Horse Park, ca 6 air mi SW of Encampment.
Open mountain park, with Ranunculus glaberrimus.. Numerous plants. Phenology: flowering.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Dry Creek Ridge, ca 8 air mi W of Chewelah, SW of Dry Creek Road.
Mixed Douglas fir forest with rocky ridge and outcrops; small lake, some parts heavily logged; some open field with wet areas. Phenology: fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: east side of Columbia River, ca 2.5 air mi E of Daisy at the base of Gold Hill, ca 0.5 mi E of junction of Breckenridge Road and Beck Road.
West facing bench with small rocky outcrop and small seasonal creek; ponderosa pine and Douglas fir/nineback, with birch and aspen in wetter area. Phenology: fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Flat Creek drainage NW of Elbow Lake, ca 10 air mi NE of Orient; along Forest Road 460 from Forest Road 15.
Rock outcrops with south and east exposure; open areas surrounded by cool Douglas fir forest. Phenology: fruiting.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Bradley Flat Spring on Forest Road 030 off Forest Road 5415, ca 5.5 air mi E of Battle Mountain State Park.
Level area on the mountainside under mixed conifer forest; soil fine, deep; slope 0; aspect northwesterly. Phenology: fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Mount Rogers, ca 13 air mi NE of Colville; loop trail to summit from Forest Road 620.
Small seeps, springs and lakes; rocky balds and outcrops; mixed forest with subalpine fir, spruce, larch, and cedar. Phenology: fruiting.

U.S.A., Oregon, Union County: Umatilla National Forest and Vicinity: Balloon Tree Survey Marker, ca 4.5 air mi SE of Tollgate on Forest roads 3725 and 300, ca 2 mi from Woodland Campground.
In full sun; soil heavy, deep and reddish; slope 0-15; aspect ridgetop and southeast. Phenology: fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Indian Creek on west side of Iron Mountains, ca 2 air mi NE of Addy.
Open ponderosa pine forest with scattered Douglas fir, pinegrass; rock outcrops on mostly southern aspect. Phenology: flowering.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Cliff Ridge on the southern boundary of the Little Pend Oreille Wildlife Refuge.
Ridge of bunchgrass steppe surrounded by mixed forest and interspersed with Douglas fir. Exotics invading, but small areas still primarily native vegetation. Phenology: fruiting.

U.S.A., Washington, Stevens County: 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. Phenology: fruiting.
with Sylvia Brock

U.S.A., Washington, Ferry County: 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. Phenology: fruiting.

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: White Mountain on Kettle Crest Trail, ca 7 air mi S of Sherman Pass.
Mountaintop/ridge with scattered whitebark pine and subalpine fir. Phenology: fruiting.
with Diane Pavek

U.S.A., Washington, Ferry County: Western Colville National Forest and Vicinity: Graves Mountain, ca 16 air mi WNW of Kettle Falls.
Mixed forest, rock outcrops, and east and south slopes of mountaintop. Phenology: fruiting.

U.S.A., Washington, Stevens County: Western Colville National Forest and Vicinity: Sherlock Peak, ca 5 air mi W of Metaline Falls.
Open ridgetop with scattered Pinus contorta and Abies lasiocarpa; rock outcrops. Phenology: fruiting.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: from Forest Road 31 at Forest Road 3109 going up Sugar Loaf Mountain.
Gently sloping terrain, grand fir with Lonicera understory; soil fine, deep, brown; slope 0-5; aspect mountain top. Phenology: fruiting.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: on Drumhill Ridge and Forest Road 3113, ca 0.4 mi from Summit Guard Station.
Mixed conifer forest with shaded stream, including scab and biscuit habitat on edge of forest; soil ranging from fine and deep in forest to shallow and rocky on scab; slope 0-20; aspect southwest. Phenology: fruiting.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: area adjacent to intersection of Forest roads 3719 and 3718, ca 1 air mi S of intersection of Forest Road 3719 and Ore Hwy 204, ca 1.5 air mi SW of Tollgate.
Moist clearing in coniferous forest dominated by Floerkea proserpinacoides, Lomatium bicolor, Allium fibrillum, Camassia quamash; soil semi-organic, deep, dark brown; slope 0-5; aspect none. Phenology: fruiting.
with Stuart Markow

U.S.A., Oregon, Union County: Umatilla National Forest and Vicinity: Bald Mountain W of and overlooking Looking Glass Creek, ca 2.5 air mi E of Tollgate.
Ridgetop dominated by forbs, with scattered shrubs and conifers; soil generally shallow to rock outcrops; slope 5-10; aspect southerly. Phenology: fruiting.
with Stuart Markow

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: 22 mi W of Centennial on Wyo Hwy 130.
Common in stony soil in an open mixed conifer forest. Phenology: flowering.
with Linda Nelson

U.S.A., Oregon, Union County: Umatilla National Forest and Vicinity: Bald Mountain W of and overlooking Looking Glass Creek, ca 2.5 air mi E of Tollgate.
Ridgetop dominated by forbs, with scattered shrubs and conifers; soil generally shallow to rock outcrops; slope 5-10; aspect southerly. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: where Forest roads 3130 and 3128 meet, ca 2 air mi ENE of Goodman Lookout.
Mesic moderately old mixed conifer stand interspersed with sunny openings; soil fine, powdery, brown; slope 0-10; aspect ridgetop. Phenology: flowering.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Lost Lake, near south outlet.
Wet meadow by lake and stream.
with Maria Hille

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: mouth of southern outlet creek from Lost Lake at the western Telephone Lake.
Lake shore just above wet meadow at mouth of creek at lakes.
with Maria Hille

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: ca 3/4 air mi ESE of Brooklyn Lake, drainage below plot 247.
Under spruce-fir forest at edge of creek bank on dry, rocky, stream channel and banks and moist meadow surrounding creek.

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: Spring Creek, Forest Road 1010.030, ca 9 air mi SW of Dale.
Ponderosa pine and Douglas fir with open slopes. Phenology: fruiting.
Annotated by Heather Bradtke.
with Heather Bradtke

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: edge of East Glacier Lake, at top of hill from main trail head along Forest Service Road.
Wet meadow. Phenology: flowering.
with Claudia Regan and Phil Robertson

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: ridge top SE of East Glacier Lake.
Open area between patches of forest. Phenology: flowering & fruiting.
with Claudia Regan

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: East Glacier Lake, just west of outlet.
Growing in small brook and wet meadow. Phenology: flowering.
with Claudia Regan

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: west side of Lost Lake.
Wet meadow at lake edge. Phenology: flowering & fruiting.
with Claudia Regan

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: S of southeast point of East Glacier Lake, near plot 32. S-central portion of S3.
Meadow on rocky, southeast-facing slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: N of eastern edge of East Glacier Lake, above plot 12, at the beginning of a drainage.
Moist meadow.
with Maria Hille

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: WNW of West Glacier Lake, drainage going up to Lost Pond and Lost Lake.
Moist meadow at edge of willow carr.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: E of East Glacier Lake outlet, first knoll N of road around Brooklyn Lake.
Moist south-east facing slope.
with Kim Zawadzki, Tom Fletchall

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: W of West Glacier Lake outlet, first ridge above road around Brooklyn Lake.
Moist meadow.
with Deana Hopkins

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: ridge W of pond E of tall ridge E of East Glacier Lake.
Moist, rocky, east-facing slope.
with Deana Hopkins and Maria Hille

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: SE of Brooklyn Lake, slope below ARNEWS plot.
Moist meadow. Phenology: fruiting.
with Deana Hopkins and Maria Hille

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: N of pond E of ridge, E of East Glacier Lake.
Wet meadow.
with Deana Hopkins and Maria Hille

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: SE of Brooklyn Lake, drainage above road just N of southern boundary of extended GLEES study area.
Forb meadow in moist drainage.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: ca 0.5 air mi ENE of Brooklyn Lake, meadow surrounding plot 167.
Wet meadow. Phenology: fruiting.
with Kim Zawadzki

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: Tamarack Mountain Lookout, near Forest roads 2407 and 020, ca 3 mi N and 7 mi E of Spray.
Juniper and Cercocarpus transitioning into Douglas fir, ponderosa pine and grand fir; shallow soil with overlaying basalt; slope 5-15; aspect southwest. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: ca 5 mi N and 7 mi E of Ukiah.
Some mixed conifers with grass and Lomatium dominant in the understory; soils red and powdery; slope <10; aspect east.. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: ca 5 mi N and 7 mi E of Ukiah.
Lodgepole pine and ponderosa pine overstory, older trees >80 ft, Vaccinium and Arctostaphylos in understory; slope: 15; aspect: ravine. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: ca 1 mi S and 14 mi E of Ukiah.
Lodgepole pine - Douglas fir overstory with Vaccinium understory in fine, deep soil; slope <10; aspect east. Phenology: flowering & fruiting.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: near Forest Road 125, ca 9 mi E and 3 mi S of Ukiah.
Open ponderosa pine overstory, Lomatium understory with rocky gound cover. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: North Fork Umatilla Wilderness: Nine Mile Ridge Trail, ca 7 mi S and 17 mi E of Athena.
Partial to full shade of Douglas fir in fine, deep soil; slope 0-20; aspect ridgetop and north. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: North Fork Umatilla Wilderness: Nine Mile Ridge Trail, ca 7 mi S and 17 mi E of Athena.
Older forest stand with some trees taller than 80', Douglas fir overstory in fine and moderately deep soil; slope 0-20; aspect ridgetop. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: ca 10 mi E and 2 mi N of Ukiah.
Under lodgepole pine and Douglas fir with Vaccinium scoparium in fine, deep soil; slope 0-10; aspect west. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Forest roads 5916 and 37, ca 4 mi N and 13 mi E of Ukiah.
Basalt with fine powdery soil in open mixed conifer, ponderosa pine, Douglas fir, Larix dominants and Arctostaphylos and Vaccinium scoparium understory dominants; slope <10; aspect south. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: ca 6 mi S and 6 mi E of Ukiah.
Older mixed conifer stand near regenerating mixed conifer stand dominated by Douglas fir, with Arctostaphylos and Vaccinium in fine, deep soil; slope 15; aspect: northeast. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Horseshoe Ridge, ca 5 mi NE of Meacham.
Partially shaded seep with organic soil; slope 0-10; aspect ridgetop and easterly. Phenology: flowering.

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: Texas Butte on Copple Butte Trail, ca 20 mi N of Monument.
Opening surrounded by Douglas fir and grand fir with lupine and Achillea in the understory with shallow, chocolate brown soil over basalt; slope 0; aspect ridgetop. Phenology: fruiting.

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: Alder Trail, ca 19 mi N of Monument.
Open ponderosa pine in overstory and Ceanothus in the understory in fine, moderately deep soil; slope 0-10; aspect south. Phenology: fruiting.

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: near Nine Top Road on Mahogany Flat, ca 12 mi N of Monument.
Under Douglas fir and ponderosa pine in fine, deep soil; slope 20; aspect west. Phenology: fruiting.

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: Sunflower Flats on Forest Road 22, ca 25 mi S of Heppner.
Under ponderosa pine and juniper in fine, deep, chocolate brown soil over basalt; slope 0; aspect none. Phenology: fruiting.

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: Black Mountain from County Road 678 and Forest Road 30, ca 10 mi S and 12 mi E of Heppner.
Under ponderosa pine, Douglas fir and grand fir in fine, deep soil; slope 0; aspect ridgetop and south. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Forest roads 5308 and 20, ca 3 mi N and 7 mi W of Ukiah.
Ponderosa pine overstory and lupine in understory in fine, deep, chocolate brown soil; slope 0; aspect none. Phenology: fruiting.

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: Sunflowr Spring on Sunflower Flat and vicinity, Forest Road 22, ca 16 mi N and 12 mi E of Spray.
Under grand fir, Larix, and ponderosa pine in fine, deep, light brown soil; slope 0; aspect none. Phenology: fruiting.

U.S.A., Oregon, Wheeler County: Umatilla National Forest and Vicinity: Forest Road 2141 and Forest Road 20, ca 9 mi N and 1 mi W of Spray.
Under Douglas fir and ponderosa pine in area recently burned, Carex geyeri dominant in fine, deep soil; slope 5-10; aspect south. Phenology: fruiting.

U.S.A., Oregon, Morrow County: Umatilla National Forest and Vicinity: near Forest roads 5327, 5316, and 210, ca 11 mi W of Ukiah.
Mixed conifer forest in fine, deep, chocolate brown soil; slope 0-5; aspect 0. Phenology: fruiting.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: North Fork John Day Wilderness: Upper Winom Trail, ca 18 mi E and 5 mi S of Ukiah.
Lodgepole pine and Douglas fir overstory, regenerating from fire in black-brown soil with gravel; slope 15; aspect ridgetop. Phenology: flowering.

U.S.A., Wyoming, Park County: Southwestern Absarokas: Yellowstone National Park: Sylvan Pass to Top Notch Peak.
Spruce-fir and white bark pine forests and bald summits and rocky outcrops.
with Neil Snow

U.S.A., Oregon, Grant County: Umatilla National Forest and Vicinity: Forest roads 1006 and 51, ca 5 mi S and 2 mi E of Dale.
In Douglas fir forest just above river in fine, deep soil; slope 15; aspect southwest. Phenology: fruiting.

U.S.A., Washington, Columbia County: Umatilla National Forest and Vicinity: Wenaha-Tucannon Wilderness: Dexter Ridge, ca 24 mi E and 3 mi S of Walla Walla Washington.
Open ridgetop under mixed conifer with platey, copper soil; slope 0-5; aspect ridgetop. Phenology: flowering.

U.S.A., Oregon, Umatilla County: Umatilla National Forest and Vicinity: Bobsled Ridge, ca 17 mi S and 8 mi E of Milton-Freewater.
Mixed conifer stand in fine, deep, brown soil; slope 5-15; aspect east. Phenology: fruiting.

U.S.A., Oregon, Union County: Umatilla National Forest and Vicinity: Forest Road 31, ca 2 mi S and 8 mi W of Elgin.
Partially shaded slope in rocky to fine, tan soil; slope 15; aspect ravine. Phenology: fruiting.

U.S.A., Oregon, Wallowa County: Umatilla National Forest and Vicinity: Paradise Ridge, Forest roads 64 and 475, ca 4 mi N and 21 mi E of Milton-Freewater.
Spruce and Douglas fir forest in fine, deep soil; slope 10-15; aspect ridgetop and southeast. Phenology: fruiting.

U.S.A., Oregon, Wallowa County: Umatilla National Forest and Vicinity: Wenaha-Tucannon Wilderness: ca 2 mi N and ca 25 mi E of Milton-Freewater.
With lodgepole pine, spruce, grand fir and Vaccinium in fine, deep, pale soil; slope 0-10; aspect southeast and south. Phenology: fruiting.

U.S.A., Washington, Columbia County: Umatilla National Forest and Vicinity: Wenaha-Tucannon Wilderness: Sawtooth Ridge, ca 2 mi S and 22 mi E of Walla Walla.
Area with lodgepole pine, spruce, and Aconitum. Phenology: fruiting.

U.S.A., Washington, Garfield County: Umatilla National Forest and Vicinity: Wenaha-Tucannon Wilderness: Mt. Misery Trail, ca 22 mi W of Anatone.
Mixed conifer woods. Phenology: fruiting.

U.S.A., Montana, Sweet Grass County: Absaroka Range: Gallatin National Forest: Hicks Park Campground just N of Hicks Park along the Boulder River, ca 1.5 air mi ESE of Carbonate Mountain, ca 39.5 air mi SSW of Big Timber.
Open spruce woods in the river bottom campground. Phenology: flowering.

U.S.A., Montana, Park County: Gallatin Mountains: Gallatin National Forest: along Forest Road 993, ca 37 air mi SW of Livingston.
Edge of mixed conifer forest. Phenology: flowering.
with Brian Elliott

U.S.A., Montana, Park County: Gallatin Mountains: Gallatin National Forest: along Forest Road 993, ca 37 air mi SW of Livingston.
Steep, moist, mossy north-facing slope in mixed conifer forest. Phenology: flowering.
with Brian Elliott

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: from 1/4 air mi W of Teepee Creek, towards summmit of Sunshine Point, ca 43 air mi S of Bozeman.
Calcareous slopes and outcrops with open and wooded areas. Phenology: flowering.
with Ronald L. Hartman

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: Buffalo Horn Creek, 1.4 road mi up stream.
Limestone Cliffs. Phenology: flowering.
with Ronald L. Hartman

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: vicinity of Windy Pass, ca 28.5 air mi S of Bozeman.
Alpine meadow. Phenology: flowering.
with Ronald L. Hartman

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Forest Road 2532, ca 5.5 air mi SE of Livingston.
Stream bank. Phenology: fruiting.
with Ken Elliott

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Forest Road 1046, ca 12 air mi S of Bozeman.
Mixed conifer overstory with a Vaccinium understory and a stream. Phenology: fruiting.
with Ken Elliott

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Grotto Falls Trail, from trailhead at end of Forest Road 62, ca 17 air mi SSE of Bozeman.
Mixed conifer forest with a Vaccinium understory. Phenology: fruiting.
with Ken Elliott

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: West Boulder Creek Trailhead to 1.5 mi into forest, ca 15 air mi SE of Livingston.
Coniferous forest and ponds. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Savage Run Wilderness: just W of Forest Road 511 (Horse Creek Road), ca 3 mi WSW of Rob Roy Reservoir, ca 31.5 air mi SE of Saratoga.
Spruce-fir forest. Phenology: fruiting.
with Kyle E. Bolenbaugh.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Snowy Range: along Lakes Trail, N of Wyo Hwy 130, E of Carbon County, ca 9 air mi NW of Centennial.
Wet meadows with streams from melting snow. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Pinchot Lake area, ca 1/4 air mi N of Wyo Hwy 130, along Forest Road 332 (Towner Lake Road), ca 8 air mi NW of Centennial.
Moist meadow with snow run-off and patches of snow. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: N of Headquarters Park off Forest Road 200, 1 air mi N of Wyo Hwy 130, ca 24 air mi SE of Saratoga.
Wet clearing in woods. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Hat Park, at intersection of Forest Road 338 (Ehlin Road) and Forest Road 555, ca 8 air mi SW of Centennial.
Meadow. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: area just W of Brush Creek Visitor Center, just S of intersection of Wyo Hwy 130 and Forest Road 100 (North Brush Creek Road), ca 16 air mi SE of Saratoga; ca 2 air mi NW of Ryan Park.
Moist sagebrush steppe. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Bow River Work Center area, near intersection of Forest Road 101 (Sand Lake Road) and Forest Road 261 (Cedar Pass Road), ca 10 air mi SW of Arlington; ca 22 air mi NNE of Saratoga.
Sagebrush meadow uphill from wooded creek. Phenology: fruiting.

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Libby Flats, ca 8 air mi W of Centennial; ca 36 air mi W of Laramie.
Along ribbon forest in subalpine meadow. Phenology: flowering.
with Patricia E. Lukas

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Rock Creek Point and vicinity, just W of Forest Road 329, ca 7 air mi N of Centennial; ca 14 air mi SSE of Arlington.
Mixed conifer forest with rock outcrops. Phenology: fruiting.
with Patricia E. Lukas

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Snowy Range: near North Twin Lakes, ca 2 air mi N of Brooklyn Lake Campground; ca 8 air mi NW of Centennial.
Moist subalpine meadow with ribbon forest and melting snow. Phenology: flowering.
with Patricia E. Lukas

U.S.A., Wyoming, Albany County: Medicine Bow Mountains: Snowy Range: along Sheep Lake Trail 389, ca 3/4 air mi N of Brooklyn Lake Campground; ca 8air mi NW of Centennial.
Subalpine, somewhat open mixed conifer forest, southwest exposure. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: top of Kennaday Peak, ca 15 air mi E of Saratoga; ca 9 air mi N of Ryan Park.
Subalpine meadow with conifers and melting snow. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: area NE of Sand Lake, ca 12 air mi NW of Centennial; ca 11 air mi S of Arlington.
Park. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Sawmill Park, S of intersection of Forest roads 120 and 120.2F, ca 8 air mi SW of Arlington; ca 19 air mi NW of Centennial.
Lodgepole pine forest near park. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Mill Creek along Forest Road 241, ca 1/4 air mi SW of intersection with Forest Road 241.1E, ca 16 air mi W of Centennial; ca 3 air mi NE of Ryan Park.
Mixed conifer forest along creek. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: along Forest Road 103, ca 10 air mi NW of Centennial; ca 12 air mi NE of Ryan Park.
Wet alpine meadow. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Reservoir Lake and vicinity, ca 10 air mi NW of Centennial; ca 12 air mi NE of Ryan Park.
Subalpine meadow with scattered conifers. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: along Turpin Creek, near Forest Road 100 (North Brush Creek Road) between intersection with Forest roads 132.1C and 126, ca 17 air mi NW of Centennial; ca 14 air mi SW of Arlington.
Potholes among conifer forest. Phenology: fruiting.

U.S.A., Wyoming, Carbon County: Medicine Bow Mountains: Snowy Range: "Peak 10972" just N of Wyo Hwy 130 and just SE of Sucker Lake, ca 10 air mi WNW of Centennial; ca 8 air mi ENE of Ryan Park.
Rocky subalpine slope, southeast aspect. Phenology: fruiting.

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Crazy Mountains: along Trail 657 at north end of Forest Lake, NE of Virginia Peak.
46.2467° N, 110.4354° W; WGS 84, uncertainty 0.25 mi., GPS reading
Picea engelmannii/Pseudotsuga forest with occasional Abies lasiocarpa; heavily grazed; northeast aspect, 30-40% slope; shonkinite bedrock. Phenology: flowering.
1. Erythronium grandiflorum Pursh var. grandiflorum .

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 268, ca 3/4 air mi W of junction with Forest Road 839.
47.0074° N, 111.0611° W; NAD 83, uncertainty 0.25 mi., GPS reading
Open meadow in a mixed forest, Pseudotsuga menziesii/Picea glauca/Pinus flexilis; on a limestone ridge. Phenology: flowering.
1. Erythronium grandiflorum Pursh var. grandiflorum .

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 839-B, in between it and Forest Road 839 at Taylor Hills Trail head
46.9978° N, 111.0116° W; NAD 83, uncertainty 0.25 mi., GPS reading
Pinus contorta/Abies lasiocarpa forest near recent burn; southeast aspect, reddish limestone ledges. Phenology: flowering.
1. Erythronium grandiflorum Pursh var. grandiflorum .

U.S.A., Montana, Lewis and Clark County: Lewis and Clark National Forest: Front Range: on Forest Trail 247, ca 0.3 air mi N of Cigarette Rock, ca 8 1/4 air mi S of Benchmark airstrip.
47.3779° N, 112.8609° W; NAD 83, uncertainty 0.25 mi., GPS reading
Along trail, intermixed burned and unburned, burn two years old; Abies lasiocarpa/Pinus flexilis/Picea engelmannii forest; northeast aspect, 25-35% slope. Phenology: flowering.

U.S.A., Montana, Pondera County: Lewis and Clark National Forest: Front Range: Elk Calf Mountain, along ridge to W, up to peak, ca 3 air mi SE of Summit on U.S. Hwy 2.
Ridge line, previously scattered forest, but burned ca nine years ago; forest formerly Abies lasiocarpa/Picea engelmannii; ridge running E to W, 25-50% slope; exposed limestone outcrops. Phenology: flowering.

U.S.A., Montana, Cascade County: Lewis and Clark National Forest: Little Belt Mountains: Lick Creek near forest boundary on Forest Road 349.
Slope, west aspect. Phenology: flowering.
Annotated by Rick McNeill.
with Rick McNeill

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: on slope about Forest Road 3232, ca 5 air mi ENE of Gardiner.
Sagebrush/forb wet meadow surrounded by mixed conifer forest, soon after snowmelt. Phenology: flowering.
with Brian Elliott

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: at end of Forest Road 3245, ca 4 air mi NE of Gardiner.
Upland opening on steep south-facing slope amoungst mixed conifer. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Forest Road 1702, before the Tom Miner Trailhead, ca 18.5 air mi WNW of Gardiner .
Moist, dense conifer forest. Phenology: flowering.

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Suce Creek Trail to Elephanthead Mountain, ca 9 air mi SE of Livingston; then N to Mission Creek.
South-facing subalpine with freeze/thaw and rodent disturbance surrounded by Abies and Pinus flexilis. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: Garnet Mountain, ca 19.5 air mi SSW of Bozeman.
Mountain meadow. Phenology: flowering & fruiting.

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: along Buffalo Horn Creek, ca 40 air mi S of Bozeman; from Buffalo Horn Trailhead to Tom Miner Trailhead.
Dense, moist shaded spruce forest. Phenology: flowering & fruiting.

U.S.A., Montana, Gallatin County: Gallatin Range: Gallatin National Forest: near Buffalo Horn Pass, ca 38 air mi S of Bozeman; from Buffalo Horn Trailhead to Tom Miner Trailhead, ca 38 air mi S of Bozeman.
Subalpine meadow amongst Pinus flexilis and Picea. Phenology: flowering & fruiting.

U.S.A., Montana, Sweet Grass County: Absaroka Range: Gallatin National Forest: along Rainbow Creek and W along the trail to upper Upsidedown Creek on Lake Plateau, ca 40 air mi SSW of Big Timber; from the Box Canyon Trailhead over the Lake Plateau to the Upsidedown Creek Trailhead on Forest Road 6639.
Scattered, mixed conifer forest dominated by Pinus flexilis, Picea, and Pinus contorta with large subalpine meadows. Phenology: flowering.

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: along Great Falls Creek to Boulder River, ca 27-33 air mi SW of Big Timber.
Moist, shaded Picea forest. Phenology: flowering.

U.S.A., Montana, Beaverhead County: Pioneer Mountains: ridge connecting Sheep and Black Lion Mountains.
Fine limestone soil near snow bank on high ridge. Purple and cream anthered plants together. Phenology: flowering.
with C. V. Muhlick

U.S.A., Montana, Granite County: Skalkaho Pass.

U.S.A., Montana, Meagher County: Little Belt Mountains: summit of Kings Hill.
Open parks in lodgepole limber pine forest. Phenology: flowering.

U.S.A., Montana, Deer Lodge County: Anaconda Mountains: continental divide: Storm Lake Pass.

U.S.A., Montana, Beaverhead County: Anaconda Range: head of Pintlar Creek: Oreamnos Lake.
Moist slope near snow. Anthers yellow, purplish, or dark purple, intermediates common. Phenology: flowering.

U.S.A., Montana, Missoula County: Ninemile Camp, near Huson.
In shady woodland. Flowers bright-yellow, shading to white at base of perianth. Phenology: flowering.

U.S.A., Montana, Missoula County: Blackfoot Valley.
Austin Madeen, 1. 5/9/1938.

U.S.A., Montana, Lake County: Mission Range: S and E of McDonald Lake.
Cliffs high above lake. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin National Forest: Gallatin Range: Ramshorn Lake.
Moist, rocky meadow surrounding lake; west slope. Phenology: fruiting.

U.S.A., Montana: Flathead National Forest: Hollond Lake Ranger Station.
Slope east; moist gravel soil. Scarce and scattering. Phenology: flowering.
Annotated by C. W. C..

U.S.A., Montana: Beaverhead National Forest.
Slope northeast; black loam soil. Abundance plentiful; distribution uniform. Phenology: fruiting.

U.S.A., Montana: Cabinet National Forest: Clarks Fork Valley.
Moist soil. Wide distribution; medium abundance. Collectors name illegible. Phenology: flowering.
, 16. 5/15/.

U.S.A., Montana, Flathead County: Flathead National Forest.
Spring slide, dry rocky west slope. Phenology: flowering.
Annotated by C. W. C..

U.S.A., Montana: Deerlodge National Forest.
Wet black sandy loam, in wet meadow and border of forested area. Phenology: flowering.
Annotated by William A. Dayton.

U.S.A., Montana, Gallatin County: Hyalite Canyon: Moser Creek.
Open woods. Phenology: flowering.

U.S.A., Montana, Meagher County: [location and coordinates withheld]
Old clear cut; south aspect; 5-10% slope; Pseudotsuga menziesii and Pinus ponderosa forest. Phenology: flowering.

U.S.A., Montana, Teton County: Front Range: ca 2 air mi SW of Ear Mountain Trailhead.
Ephemeral stream flowing to the southeast; 0-10% slope; open meadow/Populus tremuloides grove. Phenology: flowering.
with Addy Wycgans

U.S.A., Montana, Cascade County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 268, ca 0.5 mi ENE of lookout on Monument Peak.
East aspect; 5-15% slope; Pseudotsuga menziesii and Abies lasiocarpa forest. Phenology: flowering.

U.S.A., Montana, Meagher County: Lewis and Clark National Forest: Little Belt Mountains: Forest Road 839, ca 2.3 air mi WNW of junction with Green Mountain Road (Forest Road 6447).
Saturated black soil anoxic; east aspect; 5-10% slope; Pseudotsuga menziesii, Acer glabrum, very mossy. Phenology: flowering.

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: below Mount Rae W of Main Boulder Ranger Station, ca 26 air mi SW of Big Timber.
On and below south-facing limestone bluffs, recently burned Douglas fir forest, scattered aspen and lodgepole pine. Phenology: flowering & fruiting.

U.S.A., Montana, Park County: Absaroka Range: Gallatin National Forest: below Mount Rae W of Main Boulder Ranger Station, ca 26 air mi SW of Big Timber.
On east-facing slope on limestone bluffs, recently burned spruce and lodgepole pine, now forb dominated. Phenology: flowering & fruiting.

U.S.A., Montana, Park County: Crazy Mountains: Gallatin National Forest: along Lodgepole Creek just W of Shields River Road (Forest Road 844), ca 22 mi NE of Wilsall.
Openings in spruce-lodgepole pine forest with Myosotis alpestris, Trifolium longipes var. reflexum, and Rumex paucifolius. Phenology: fruiting.

U.S.A., Montana, Gallatin County: Bridger Range: Gallatin National Forest: just E of Fairy Lake, ca 15 mi NNE of Bozeman.
Opening in spruce-fir forest with Erythronium grandiflorum, Claytonia lanceolata, and Valeriana occidentalis. Phenology: flowering.

U.S.A., Montana, Madison County: Tobacco Root Mountains: Beaverhead National Forest: Branham Lakes Campground, ca 12 mi NNE of Sheridan.
Along east side of the upper lake in open parkland of spruce-fir and whitebark pine with Poa nervosa, Vaccinium scoparium, and Antennaria lanata in the ground layer. Phenology: flowering.

U.S.A., Montana, Madison County: Tobacco Root Mountains: Beaverhead-Deerlodge National Forest: Hollow Top Lake, ca 6 mi SW of Pony.
Wet openings in spruce-fir-whitebark pine forest with Salix planifolia, Trollius albiflorus, Mertensia ciliata, and Vaccinium scoparium.

U.S.A., Colorado, Pitkin County: White River National Forest: Baylor Park, along North Thompson Creek, ca 13 air mi WSW of Carbondale.
Spruce-fir forest with springs and openings. Phenology: flowering.
Michael K. Kirkpatrick, 2011. 6/27/2010.

U.S.A., Colorado, Gunnison County: Elk Mountains: White River National Forest: upper part of Crystal Canyon to Schofield Park, along jeep trail, ca 14 air mi NNW of Crested Butte.
Along riparian area in subalpine. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: West Elk Mountains: Ruby Range: White River National Forest: Cinnamon Mountain, from Paradise Divide Road to summit, ca 9 3/4 air mi NW of Crested Butte.
Upper subalpine meadow on south-facing slope. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Elk Mountains: White River National Forest: Maroon Bells-Snowmass Wilderness: Silver Creek Trail from Lead King Road (Forest Rorad 315), ca 4 3/4 air mi NE of Marble.
Subalpine meadow. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Elk Mountains: White River National Forest: Maroon Bells-Snowmass Wilderness: upper East Fork Trail to Maroon Pass, ca 13.5 air mi N of Crested Butte.
Rock outcrop in alpine. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: Elk Mountains: White River National Forest: Maroon Bells-Snowmass Wilderness: Hasley Basin Trail from East Fork Trail, ca 13 3/4 air mi NNW of Crested Butte.
Alpine meadow. Phenology: fruiting.

U.S.A., Colorado, Mesa County: White River National Forest: near the headwaters of Willow Creek, 2 mi N of Spruce Mountain and ca 22 air mi S of New Castle.
Aspen woodland and meadow. Phenology: flowering & fruiting.
Michael K. Kirkpatrick, 6635. 6/26/2011.

U.S.A., Colorado, Mesa County: White River National Forest: near the headwaters of West Willow Creek along Forest Road 841, ca 3 air mi NNW of Spruce Mountain and ca 22 air mi S of New Castle.
Moist, shaded, north-facing old-growth aspen forest with Veratrum understory. Phenology: flowering.
Michael K. Kirkpatrick, 6680. 6/26/2011.

U.S.A., Colorado, Mesa County: White River National Forest: S of Horse Park along Forest Road 804, ca 2 air mi E of Uncle Bob Mountain and ca 14 air mi S of New Castle.
Aspen meadow and woodland and edge of spruce-fir forest. Phenology: flowering & fruiting.

U.S.A., Colorado, Summit County: Gore Range: White River National Forest: Eagles Nest Wilderness: Gore Range Trail to Lost Lake and Uneva Pass, ca 4-5 air mi SW of Frisco.
Moist, rocky subalpine meadows and talus fields. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Elk Mountains: White River National Forest: Maroon Bells-Snowmass Wilderness: Avalanche Pass, NE of Mt. Daly, ca 4 air mi NE of Marble.
Subalpine rocky meadow and snowmelt basin. Phenology: flowering.

U.S.A., Montana, Madison County: Gravelly Range: a tributary S of Barton Gulch, ca 1.1 air mi WNW of Baldy Mountain, ca 7 air mi SSW of Virginia City.
Old clear-cut dominated by young scattered lodgepole pine. Phenology: flowering.
with B. E. Nelson
Accession: USFS (unaccessioned)

U.S.A., Montana, Madison County: Tobacco Root Mountains: South Meadow Creek, ca 6.5 air mi W of Ennis Lake, ca 9 air mi NW of Ennis.
Opening in a Douglas fir forest with scattered aspen and patches of Symphoricarpos. Phenology: flowering.
Accession: USFS (unaccessioned)

U.S.A., Montana, Madison County: Snowcrest Range: Lewis Creek and Badger Creek, ca 20 air mi S of Virginia City, ca 0.5-2.5 air mi W of Vigilante Station.
Sagebrush grasslands with occasional Douglas fir and limber pine. Phenology: flowering.
Accession: USFS (unaccessioned)

U.S.A., Montana, Madison County: Gravelly Range: Johnny Gulch, ca 7.5 air mi WSW of McAtee Bridge, ca 20 air mi SSW of Ennis.
Dry meadow above a stream. Phenology: flowering & fruiting.

U.S.A., Montana, Madison County: Madison Range: Mill Creek, ca 2-3 air mi NW of Lake Cameron, ca 11 air mi SE of Ennis.
Moist Picea and Pseudotsuga forest with occasional Pinus contorta. Phenology: flowering.
with Justine Modica

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mine Peak, ca 1.5-3 air mi ENE of Lonesome Peak, ca 43 air mi SE of Butte.
Moist Douglas fir forest. Phenology: fruiting.
with Justine Modica

U.S.A., Montana, Beaverhead County: Eastern Centennial Mountains: Centennial Mountains Wilderness Study Area: Corral Creek and tributaries of Hell Roaring Creek, ca 6-8.5 air mi ESE of Upper Red Rock Lake, ca 26 air mi WSW of West Yellowstone.
Sagebrush grasslands with occasional Pseudotsuga and Pinus contorta. Phenology: fruiting.
with Nicholas P. Freeland

U.S.A., Montana, Madison County: Madison Range: Lee Metcalf Wilderness, Taylor Hilgard Unit: Papoose Creek, ca 6-7.5 air mi S of Finger Mountain, ca 33 air mi SE of Ennis.
Subalpine forest of Picea and Pinus flexilis. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: Grand Mesa: Grand Mesa National Forest: Big Park off of Forest Road 262, ca 11.5 air mi SE of Collbran.
Subalpine meadow. Phenology: flowering.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Uncompahgre National Forest: headwaters of Spruce Creek, in the area of the Lazy Cow Camp, ca 19 air mi SW of Montrose.
Wet area along creek headwaters in spruce/fir. Phenology: fruiting.

U.S.A., Colorado, Gunnison County: West Elk Mountains: McClure Pass, Forest Road 898, around the corner of the ridge into Gunnison National Forest, ca 26 air mi NE of Paonia.
Mixed mountain shrub community with scattered aspen. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Uncompahgre National Forest: 7N Mesa, ca 4 road mi S of Divide Road on 7N or Forest Road 505, ca 25 air mi ESE of Montrose.
Ponderosa pine/oak. Phenology: fruiting.

U.S.A., Idaho, Lemhi County: Northern Salmon River Mountains: foot of the ridge just SSE of the confluence of McConn and Indian Creeks, 10.2 air mi NW of the town of North Fork.
<25 individuals estimated in mesic coarse textured soil within grassland vegetation, 24 degree slope, N aspect, quartzite geology. Phenology: fruiting.

U.S.A., Idaho, Lemhi County: Northern Salmon River Mountains: cirque basin slopes NNW of Lost Packer Lake, 25.8 air mi WNW of Shoup.
Dominant population in mesic soil within a whitebark pine woodland, no slope, granodiorite geology. Phenology: flowering & fruiting.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: Hat Creek Lakes Trail at the head of North Fork Hat Creek, 15.8 air mi NNW of Ellis.
Well developed soil in mesic herbaceous riparian vegetation; 5° slope, ESE aspect; quartzite geology. 1-25 individuals apparent. Phenology: fruiting.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: 0.2 mi NNE of Cougar Point Recreation Site, 9.9 air mi SW of Salmon.
Well developed soil in xeric Douglas-fir vegetation; 21° slope, ENE aspect; alluvial geology. 26-75 individuals apparent. Phenology: flowering.

U.S.A., Idaho, Lemhi County: Salmon National Forest: Beaverhead Mountains: Freeman Creek headwaters cirque, 12.3 air mi NE of Salmon.
Well developed soil in hydric forb dominated vegetation; 19° slope, WSW aspect; arkosic metasandstone geology. 1-25 individuals apparent. Phenology: flowering & fruiting.

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Creek, ca 13 air mi ESE of Twin Bridges; ca 19 air mi WNW of Ennis.
Open Pseudotsuga menziesii woodland. Phenology: flowering.
with Nicholas P. Freeland

U.S.A., Montana, Madison County: Tobacco Root Mountain: McGovern Creek Trail, ca 13 air mi S of Cardwell; ca 18 air mi WNW of Norris.
Open Pseudotsuga menziesii forest. Phenology: flowering.
with Nicholas P. Freeland

U.S.A., Montana, Madison County: Tobacco Root Mountains: North Meadow Creek, ca 14 air mi NNW of Ennis; ca 8 air mi WSW of Norris.
Openings in a low, moist Pseudotsuga menziesii woodland. Phenology: flowering.

U.S.A., Montana, Beaverhead County: Raynolds Pass Area: ca 0.5 air mi NW of Continental Divide between Montana and Idaho, ca 48 air mi S of Ennis, ca 12 air mi NE of Upper Red Rock Lake.
Sagebrush grasslands. Phenology: flowering.

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Gulch, ca 9 air mi N of Virginia City, ca 4 air mi SW of South Baldy Mountain.
Open, mixed conifer woodland. Phenology: flowering.

U.S.A., Montana, Beaverhead County: Eastern Centennial Mountains: Red Rock Pass, ca 14 air mi E of Lakeview, ca 2.5 air mi NW of Mount Jefferson.
Mixed coniferous forest. Phenology: flowering.

U.S.A., Montana, Madison County: Madison Range: Lee Metcalf Wilderness, Taylor Hilgard Unit: Middle Fork Sun Creek, ca 3 air mi E of Hilgard Peak, ca 31 air mi SSE of Ennis.
Openings in a Pseudotsuga menziesii forest. Phenology: flowering.

U.S.A., Montana, Madison County: Madison Range: Taylor Hilgard Unit of Lee Metcalf Wilderness: North Fork Bear Creek and Cameron Creek, ca 3-5 air mi NW of Sphinx Mountain, ca 14-15 air mi SE of Ennis.
Grasslands along a trail. Phenology: fruiting.

U.S.A., Montana, Madison County: Tobacco Root Mountains: Sureshot Creek, ca 16 air mi NW of Ennis, ca 4 air mi NE of Lady of the Lake Peak.
Open Pinus contorta forest. Phenology: flowering.

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Creek, ca 4.5 air mi W of South Baldy Mountain, ca 16 air mi NW of Ennis.
Grasslands at edge of a Picea forest. Phenology: fruiting.

U.S.A., Montana, Madison County: Tobacco Root Mountains: Mill Creek to Rock Creek Lake, ca 10-11 air mi S of Whitehall, ca 2-3 air mi NNE of Manhead Mountain.
Dry meadow. Phenology: fruiting.

U.S.A., Montana, Madison County: Madison Range: Lee Metcalf Wilderness, Spanish Peaks Unit: Mill Creek to headwaters of Jourdain Creek, ca 6-7 air mi N of Fan Mountain, ca 9-11 air mi ENE of Ennis.
Grasslands with snowmelt streams running through. Phenology: flowering.

U.S.A., Montana, Madison County: Tobacco Root Mountains: North Fork Mill Creek to Branham Peaks, ca 18 air mi NW of Ennis, ca 3.5 air mi SE of Granite Peak.
Open subalpine forest with a lush understory. Phenology: fruiting.

U.S.A., Montana, Madison County: Tobacco Root Mountains: South Meadow Creek Drainage: Leonard Creek and associated potholes, ca 2 air mi ENE of South Meadow Creek Lake, ca 10 air mi NW of Ennis.
Moist, mixed coniferous forest. Phenology: fruiting.
with Kevin Suzuki

U.S.A., Colorado, Pitkin County: White River National Forest: Baylor Park, along North Thompson Creek, ca 13 air mi WSW of Carbondale.
Spruce-fir forest with springs and openings. Phenology: flowering.
Accession: USFS (unaccessioned), Barcode: USFS0061391

U.S.A., Colorado, Rio Blanco County: Flat Tops/White River Plateau: just SE of Ripple Creek Pass at the head of a small feeder stream to Snell Creek, ca 33.5 air mi ENE of Meeker.
Drier parts of meadow.
Accession: USFS (unaccessioned), Barcode: USFS0061654

U.S.A., Colorado, Delta County: Grand Mesa: small tributary of West Fork Surface Creek along Surface Creek or Forest Road 125 ca 2 1/4 air mi N of forest boundary, ca 23.5 air mi NNE of Delta.
Alder/willow thickets along the stream with scattered large spruce trees. Phenology: flowering & fruiting.
Annotated by Lori E. Brummer.
with Lori E. Brummer

U.S.A., Colorado, Delta County: Grand Mesa: Leroux Creek Road above Patterson Reservoirs, ca 23.5 air mi N of Delta.
Mountain shrub/oak community. Phenology: flowering.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Love Mesa, off Forest Road 500, ca 23.5 air mi SW of Delta.
Aspen woodland with scattered spruce/fir. Phenology: flowering & fruiting.
with Joe E. Brummer

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Dry Creek Trail (Forest Trail 114), along trail and adjoining area, ca 18.5 air mi SW of Montrose.
Spruce/fir with scattered aspen. Phenology: fruiting.

U.S.A., Colorado, Delta County: Grand Mesa: Old Grand Mesa Road, south section, Forest Road 123, ca 20.5 air mi NNE of Delta.
Moist montane meadow with scattered aspen. Phenology: fruiting.

U.S.A., Colorado, Delta County: Electric Mountain: Ridge NW of Terror Trail above Hubbard Creek, ca 20.5 air mi NNE of Hotchkiss.
Open subalpine meadow. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: W of Pool Creek on Forest Road 532, 1.4 road mi N of Divide or Forest Road 402, ca 21 air mi SSW of Montrose.
Along small creek in spruce/fir. Phenology: fruiting.

U.S.A, Idaho, Custer County: Challis National Forest: Salmon River Mountains: Sams Gulch, just E of Morgan Creek Summit, 23.3 air mi N of Challis.
In mesic soil within a lodgepole pine vegetation, 13 degree slope, S aspect, quartzite geology. Phenology: flowering.

U.S.A, Idaho, Lemhi County: Salmon National Forest: Salmon River Mountains: east edge of Big Boulder Meadow, 9.1 air mi SW of the town of North Fork.
In xeric soil within a spruce vegetation, 1 degree slope, NW aspect, quartzite geology. Phenology: fruiting.

U.S.A, Idaho, Lemhi County: Salmon National Forest: Northern Salmon River Mountains: Long Tom Ridge: Swamp Camp, 13.4 air mi W of Shoup.
In xeric soil within a lodgepole pine vegetation, 4 degree slope, SE aspect, granite geology. Phenology: fruiting.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway River Drainage: Big Fog Saddle Campground: ca 13 mi on Forest Road 319, 37 air mi ESE of Kooskia.
Wet subalpine meadow. Phenology: flowering.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway-Bitterroot Wilderness: Elk Summit Trail Head: Maple Lake, ca 12 mi on Pack Trail 939, ca 29 air mi W of Hamilton, MT.
Subalpine meadow. Phenology: fruiting.

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Selway-Bitterroot Wilderness: Indian Creek Campground: ca 2 mi on Forest Trail 10, Indian Creek Ridge Trail, ca 31 air mi SW of Darby, MT.
Mixed coniferous forest, ridgeline, Pseudotsuga menziesii and Abies grandis. Phenology: flowering & fruiting.

U.S.A., Idaho, Idaho County: Clearwater National Forest: Lochsa River Drainage: Mocus Point Pack Bridge: ca 1 mi on Forest Trail 469, approaching Mocus Point from Lochsa River, ca 50 air mi ENE of Kamiah.
Mixed coniferous forest including Pseudotsuga menziesii and Abies grandis. Phenology: flowering.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway River Drainage: Forest Road 464 between Lytle Cow Camp (intersection with Forest Road 1858) and Hamby Saddle Warming Hut, ca 13 mi E of Harpster.
Ridgeline, roadside, mixed firs, grand fir, subalpine fir, spruce. Phenology: flowering.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway River Drainage: Forest Road 651, O'Hara Road, intersection with Forest Road 464, ca 15 mi E of Harpster.
Roadside, mixed firs, grand fir, subalpine fir, spruce. Phenology: flowering.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway River Drainage: Forest Road 470, ca 8 air mi from Selway River, ca 15 air mi E of Stites.
Roadside, mixed conifer. Phenology: flowering.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway River Drainage: Coolwater Ridge, Forest Road 317, ca 23 air mi E of Kooskia.
Ridgeline, mixed coniferous forest. Phenology: flowering.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway-Bitterroot Wilderness: Indian Lake, ca 13 mi on Forest Trail 430 from Lost Horse, ca 27 air mi WSW of Hamilton, MT.
Rocky hillside. Phenology: flowering.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Selway-Bitterrroot Wilderness: between Maple Lake and Issac Lake, ca 12-16 mi on Forest Trail 618, ca 30 air mi W of Hamilton, MT.
Subalpine spruce-fir forest. Phenology: fruiting.

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Hamby Saddle Warming Hut on Forest Road 484, ca 8.5 air mi SW of Fenn Ranger Station; ca 18 air mi SE of Kooskia.
Openings in the forest.
Annotated by Georgia G. Thomas.
with Jack Hartman

U.S.A., Idaho, Idaho County: Nez Perce National Forest: at the junction of Forest roads 1119 and 9723, ca 2.8 air mi NE of Lookout Butte Historical Lookout, ca 17.5 air mi ESE of Kooskia.
Roadside.
Annotated by Georgia G. Thomas.
with Jack Hartman

U.S.A., Idaho, Idaho County: Nez Perce National Forest: Lookout Butte Historical Lookout, ca 17 air mi ESE of Kooskia.
Annotated by Georgia G. Thomas.
with Jack Hartman

U.S.A., Idaho, Idaho County: Bitterroot National Forest: Middle Fork Clearwater Wild and Scenic River System: along Selway River ca 5 1/4 road mi upstream from Paradise Ranger Station at Indian Ridge Trailhead, ca 63.5 air mi ESE of Kooskia.
Coniferous slopes with rock outcrops and streamside. Phenology: fruiting.
1. Linnaea borealis L. var. longiflora Torr.
with Georgia G. Thomas

U.S.A., Idaho, Latah County: Palouse Range: N of Forest Road 381 and Big Sand Creek.
Growing upon emergent granitic rock outcrop with substantial light gap. Phenology: fruiting.

U.S.A., Idaho, Clearwater County: Clearwater Mountains: along North Fork Clearwater River and Forest Road 250 in Black Canyon, ca 1.5 air mi E of Flat Mountain and 32 air mi NE of Pierce.
Riparian and island NE of road. Phenology: fruiting.
with B. E. Nelson

U.S.A., Idaho, Clearwater County: Clearwater Mountains: along and in vicinity of OHV Forest Trail 619, on the divide between Orogrande-Fuzzy creeks and Pine Creek, ca 1-1.5 air mi W of Cabin Point and 15 air mi NE of Pierce.
Along trail and in vicinity of mixed early- to mid-seral coniferous forest. Phenology: fruiting.
with B. E. Nelson

U.S.A., Idaho, Clearwater County: Clearwater Mountains: Johnson Gulch, near confluence of French Creek on Forest Road 250, ca 7.5 air mi NE of Pierce.
Sphagnum bog inhabited by Abies lasiocarpa and Picea engelmannii with occasional Pinus contorta; understory rich with Ledum glandulosum var. glandulosum. Phenology: flowering.

U.S.A., Idaho, Clearwater County: Clearwater Mountains: Sheep Mountain Range: along Forest Road 5325, ca 2 air mi W of Sheep Mountain and 21.5 air mi NNE of Pierce.
Roadside collection; northerly aspect characterized by Tsuga mertensiana/Clintonia uniflora habitat type, with abundant towering Picea engelmannii and infrequent Abies lasiocapa. Phenology: flowering.

U.S.A., Idaho, Clearwater County: Upper Basin: Giant Red Cedar National Recreation Trail 748: headwaters of Elk Creek, ca 12.5 air mi ENE of Bovill and ca 3 air mi N of Elk Butte.
Exceptional old-growth climax community of Thuja plicata, characterized by Thuja plicata/Athyrium filix-femina habitat type of northerly aspect. Phenology: fruiting.
with Joshua Miller

U.S.A., Idaho, Clearwater County: Clearwater Mountains: within late successional reserve stand nearby Forest Road 5201, ca 3 air mi ENE of French Mountain and ca 7 air mi NE of Pierce.
Climax community of old-growth Thuja plicata paired with an understory densely blanketed by Athyrium filix-femina, Dryopteris expansa and Viola glabella. Along mid-slope to shoulder-slope and within creek-dwelling draws. Phenology: fruiting.

U.S.A., Idaho, Clearwater County: Clearwater Mountains: Trail 154, along ridge and slopes between Teakwah Creek to the W and Jackknife Creek to the E, ca 21 air mi NE of Pierce. Collection extent ca 6 mi on and in vicinity of trail.
Habitats varied: ranging from steep, southerly-facing slopes dominated by bluebunch wheatgrass; saddles and shoulder-slopes of seral Pseudotsuga menziesii/Abies grandis communities; dense shrub thickets of Ceanothus velutinus; to prominent rock outcrops where cryptogamic crust is well-developed. History of fire disturbance evident throughout. Phenology: fruiting.

U.S.A., Idaho, Shoshone County: Mallard Larkins Pioneer Area: Forest Trail 240, between Craig Peak and Larkins Peak, ca 5.5 air mi NW of Black Mountain.
Collection extent includes southerly-facing shoulder slope characterized by Tsuga mertensiana/Xerophyllum tenax habitat type, with common occurrences of Luzula hitchcockii, to open, rocky ridgetop with abundant Festuca stands. Phenology: fruiting.
with Joshua Miller

U.S.A., Idaho, Shoshone and Clearwater County: Mallard Larkins Pioneer Area: along Goat Ridge, from Larkins Peak to Grassy Point Trail Head, spanning ca 4-6 air mi NW of Black Mountain.
Along exposed, rocky ridgeline with well-developed cryptogamic crusts and steep shoulder slopes decadent with blooms of Lupinus, Phlox and Eriogonum. Phenology: flowering.
with Joshua Miller

U.S.A., Idaho, Clearwater County: Pot Mountain Ridge: Fly Hill and surrounding area, via Forest Road 720, ca 3.5 air mi NW of Hidden Creek Campground, along Fly Creek.
Riparian of creek and surrounding Engelmann spruce-rich, mountain hemlock forest. Phenology: fruiting.

U.S.A., Idaho, Clearwater County: Clearwater Mountains: Perkins Cedar Grove: Morris Creek drainage, ca 6 air mi NW of Elk River.
Climax Thuja plicata community on northerly-facing toe slope on bench above creek; Taxus brevifolia common in understory. Phenology: flowering.

U.S.A., Idaho, Idaho County: Clearwater Mountains: Sherman Creek drainage, along and in vicinity of Trail 203, ca 5 air mi SW of Castle Butte.
Alnus sinuata mosaic with high soil moisture and occasional seeps; soil rich-loamy. Phenology: flowering.

U.S.A., Idaho, Idaho County: Clearwater Mountains: Indian Grave Creek drainage along Forest Road 107, ca 2 1/4 air mi SE of Indian Grave Peak.
Disturbed roadside in mixed coniferous forest. Phenology: flowering.

U.S.A., Idaho, Idaho County: Bitterroot Mountains: Beaver Ridge at Trail 47, ca 3 air mi SSW of Beaver Ridge Lookout.
Ridgetop community characterized by Abies lasiocarpa/Luzula hitchcockii habitat type. Phenology: flowering.

U.S.A., Idaho, Idaho County: Clearwater Mountains: Walton Lakes, along ridge and summit above deep cirque lakes due S of Trail 79 Trailhead and ca 5 3/4 air mi S of Powell Ranger Station.
Glacier-etched granitic cirque bowl of northeasterly aspect, varied from steep talus fellfields to snowmelt fed streams and meadows with little to no slope. Abies lasiocarpa and Larix lyallii common and dispersed throughout. Phenology: flowering & fruiting.
with Casey D. Hansen

U.S.A., Utah, Summit County: North Slope Uinta Mountains: Wasatch National Forest: ca 30 air mi S of Evanston; 4 mi S on Forest Service Road 057 to Christmas Meadows, on both sides of the road.
T1N R10E S15 NW1/4; also SW1/4 S10
Willows, seeps, meadow. Phenology: flowering.

U.S.A., Utah, Summit County: [location and coordinates withheld]
Small cold meandering creeks, spruce forest, spongy mossy soils. Phenology: fruiting.