Symphyotrichum falcatum (1931)
ASTERACEAE
Symphyotrichum falcatum (Lindl.) G. L. Nesom
U.S.A., New Mexico, Bernalillo County: Highway between Alameda and Bernalillo.
Elev. 5010 ft.
T11N R3E S2
Bernalillo/Sandoval counties. Phenology: flowering & fruiting.
Annotations:
Annotated by Almut G. Jones in 1973.
1.
Annotated by Ruth Ashton Nelson in 1973.
Accession: RM 128144

Symphyotrichum falcatum (1944)
ASTERACEAE
Symphyotrichum falcatum (Lindl.) G. L. Nesom
U.S.A., New Mexico, Grant County: 16 mi WNW of Silver City: first arroyo above the willow swamp in Mangas Canyon.
Edge of permanent pool at base of arroyo in granitic soil near willow swamp. Phenology: flowering & fruiting.
Annotations:
Annotated by Almut G. Jones in 1983.
1.
Annotated by S. F. Blake in 1983.
Accession: RM 205553

Symphyotrichum falcatum (1915)
ASTERACEAE
Symphyotrichum falcatum (Lindl.) G. L. Nesom
U.S.A., New Mexico, McKinley County: Manzano (Zuni) National Forest: Six Mile Canyon.
Elev. 7600 ft.
Adobe soil on a north slope. Phenology: flowering & fruiting.
Accession: USFS 472479

U.S.A., Arizona, Coconino County: Arizona Strip: Jacob Lake.
Elev. 8000 ft.
T38N R2E S7
Gravelly to coarse sandy soil; ponderosa pine. Phenology: flowering & fruiting.
Accession: RM 785617

U.S.A., New Mexico, Catron County: Datil National Forest: Castle Rock.
T2S R16W S6
Border woodland pine community on a north slope; not common; distributed along rock ledges. Phenology: flowering & fruiting.
Accession: USFS 472475

U.S.A., New Mexico, Otero County: Lincoln (Alamo) National Forest: Weed Ranger Station pasture.
Weed-grass community in clay loam of limestone origin on a 15 degree east slope with brush; scattered abundance; distributed among ponderosa pine. Phenology: flowering & fruiting.
Accession: USFS 472474

U.S.A., Montana, Missoula County: Near the Lolo National Forest: N of Mount Jumbo Saddle.
Slope 10-20%, east exposure; ponderosa pine forest; along roadside. Rhizomatous. Phenology: flowering.
Peter F. Stickney, PFS-416. 9/10/1960.

U.S.A., Montana: Lewis and Clark National Forest: Judith Ranger Station - Judith River.
T13N R11E S35
Slope 4 degrees; exposure 100 degrees; Pinus ponderosa vegetation. Phenology: flowering.

U.S.A., Montana, Park County: Flathead Creek, near Wilsall.
Phenology: flowering.
Wilhelm N. Suksdorf, 776. 8/17/1921.

U.S.A., Montana, Missoula County: Foot of Mount Sentinel at Beckwith Avenue; Missoula.
T13N R19W S27
Slope 40%, west exposure; open hillside; weedy grassland remnant with Agropyron spicatum, Festuca idahoensis. Frequent. Phenology: flowering.

U.S.A., Nebraska, Kearney County: Minden.
Flowers blue. Phenology: flowering.
Harry Hapeman, s.n.. //1935.

U.S.A., Wyoming, Albany County: Laramie Plains: Mortenson Lake National Wildlife Refuge, ca 11 air miles SW of Laramie.
Greasewood/grassland uplands. White flowers. Phenology: flowering & fruiting.
Accession: RM 840816, Barcode: RM0313662

U.S.A., Wyoming, Albany County: Laramie Plains: Bamforth National Wildlife Refuge: ca 7 air mi NW of Laramie.
Greasewood/grassland uplands. White flowers. Phenology: flowering & fruiting.
Accession: RM 840815, Barcode: RM0313663

U.S.A., Colorado, Larimer County: County Rd. 72, ca. 4 mi from Owl Canyon Rd.; 7mi from intersection of CO Hwy 14 and US Hwy 287.
Roadside. Phenology: flowering.

U.S.A., Wyoming, Fremont County: Big Wind River.
Phenology: buds.
Accession: RM 429, Barcode: RM0049408

U.S.A., Wyoming, Goshen County: Ca 4 mi NE of Lingle.
Swamp, with Carex, Muhlenbergia asperifolia. Flower rays white. Phenology: flowering & fruiting.

Symphyotrichum falcatum var. commutatum (1997)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. commutatum (Torr. & A. Gray) G. L. Nesom
U.S.A., Wyoming, Park County: Northern Absaroka Area: east side of Sheep Mountain, ca 11 air mi SW of Cedar Mountain.
Barren to grassy slopes and some wet spots. Phenology: flowering.
with Jim Fowler
Accession: USFS 853384, Barcode: USFS0037014

Symphyotrichum falcatum var. commutatum (2002)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. commutatum (Torr. & A. Gray) G. L. Nesom
U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Cabin Canyon on dirt road ca 0.7 air mi NW of Bishop Road, ca 20 air mi SE of Gillette; ca 17 air mi SW of Moorcroft.
Shore of small reservoir. Phenology: flowering.
Accession: RM (unaccessioned)

Symphyotrichum falcatum var. commutatum (2002)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. commutatum (Torr. & A. Gray) G. L. Nesom
U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: along upper drainage of Woody Creek on Forest Road 944, ca 12 air mi N of Bill; ca 27 air mi SSE of Wright.
Grassy creek bed. Phenology: flowering.
Accession: RM (unaccessioned)

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: West Fork Duck Creek, on two-track off Forest Road 903, ca 34 air mi NNE of Gillette; ca 34 air mi NNW of Moorcroft.
Ravine with occasional boxelder and ash on slopes. Phenology: flowering.
Peter J. Ebertowski, 7549. 8/2/2003.
Accession: RM (unaccessioned)

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Little Thunder Creek, on Wyo Hwy 450, ca 18 air mi ESE of Wright; ca 48 air mi WSW of Newcastle.
Creek bank. Phenology: flowering & fruiting.
Peter J. Ebertowski, 7811. 8/7/2003.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Lake Creek and hills to the E, on Forest Road 1420C, ca 34 air mi SE of Wright; ca 44 air mi NNE of Douglas.
Creek bank. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: West Fork Cottonwood Creek, on Avon Road, ca 15 air mi ENE of Gillette; ca 6 air mi N of Rozet.
Creek bank. Phenology: flowering.

U.S.A., Arizona, Coconino County: Kaibab National Forest: ca 1 air mi W of Beale Mountain, just E of Forest Road 194, ca 20 air mi NW of Flagstaff.
Ponderosa pine/grassland. Phenology: flowering.
with James F. Fowler

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills and ravines ca 0.5 mi E of Soda Well, on Forest Road 1247, ca 31 air mi NNE of Gillette; ca 33 air mi NNW of Moorcroft.
Ravine floor with occasional Rocky Mountain juniper. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: hills between Sunny Draw and Beckwith Creek, on two-track off Forest Road 973, ca 23 air mi SE of Wright; ca 52 air mi SW of Newcastle.
Narrow, shallow gully in mosaic of sagebrush and sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge E of Lone Tree Creek, on Raven Creek or County Road 18, ca 34 air mi W of Newcastle; ca 25 air mi S of Moorcroft.
Ravine slope in sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Kaibab National Forest: Moritz Ridge and to the SW, ca 2 air mi WSW of Pumpkin Center; ca 22 air mi NW of Flagstaff.
Ponderosa pine forest with scattered pinyon and junipers. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Kaibab National Forest: ca 18 air mi NW of Flagstaff; vicinity of Beale Mountain, intersection of Forest roads 194 and 786 heading to south and southeast sides of Beale Mountain to top of Beale Mountain and N to Forest Road 786 and back; over Beale Mtn.
Also S13 and N1/4 S24. Phenology: flowering & fruiting.
Annotations:
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. commutatum (Torr. & A. Gray) G. L. Nesom
Annotated by B. E. Nelson.

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: at the junction of Forest roads 425 and 232 in Indian Hollow at the north end of Big Saddle, ca 20.5 air mi SW of Jacob Lake; ca 34 air mi S of Fredonia.
Disturbed area in and around corral. Phenology: flowering.
with James F. Fowler

U.S.A., Arizona, Greenlee County: Apache National Forest: along Forest Road 24 on divide betweeen Heifer Branch and Black River, ca 1.5 air mi WNW of Sprucedale; ca 1.5 air mi S of Buffalo Crossing; ca 27 air mi S of Springerville.
Roadside. Phenology: flowering & fruiting.

U.S.A., Arizona, Greenlee County: Apache National Forest: along Forest Road 24 on divide betweeen Heifer Branch and Black River, ca 1.5 air mi WNW of Sprucedale; ca 1.5 air mi S of Buffalo Crossing; ca 27 air mi S of Springerville.
Stony meadow dominated by Blepharoneuron. Phenology: flowering.

U.S.A., Arizona, Apache County: Apache National Forest: along West Fork Black River just below Forest Road 25, ca 0.8 air mi NW of the confluence with East Fork Black River, ca 1 1/4 air mi W of Buffalo Crossing, ca 26.5 air mi S of Springerville.
Open ponderosa pine forest on bluff along the stream. Phenology: flowering.

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: U.S. Hwy 160 W to Forest Road 743; ca 9 air mi E of Bayfield.
Roadside. Phenology: flowering & fruiting.

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: San Juan National Forest: Coal Creek Trailhead: U.S. Hwy 160 W to Fawn Gulch Road; ca 6 air mi E of Pagosa Springs.
Douglas fir, ponderosa pine and white fir forest with seeps. Phenology: flowering & fruiting.

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: Eightmile Mesa along Forest Road 651, ca 2 air mi E of the San Juan River, ca 6.5 air mi S of Pagosa Springs.
Open pondrosa pine forest with Gambels oak and open areas. Phenology: flowering.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. commutatum (Torr. & A. Gray) G. L. Nesom
Annotated by Jeanette Flaig.

U.S.A., Colorado, Archuleta County: Eastern San Juan Mountains: Turkey Mountain and to the W along Forest Road 651 at the northeast base of Eightmile Mesa, ca 7 air mi SSE of Pagosa Springs.
Meadow and openings in ponderosa pine/Rocky Mountain juniper/Gambels oak forest. Phenology: flowering.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. commutatum (Torr. & A. Gray) G. L. Nesom
Annotated by Jeanette Flaig.

U.S.A., Colorado, La Plata County: Eastern San Juan Mountains: along Spring Creek and Forest Road 537 below the mouth of Salt Cnayon, ca 8.5-9 air mi ENE of Ignacio; ca 8 air mi SE of Bayfield.
Sandy clay flats with scattered pinyon/ponderosa pine/Rocky Mountain juniper. Phenology: flowering & fruiting.
Annotated by Jeanette Flaig.

U.S.A., Colorado, La Plata County: Eastern San Jean Mountains: along Forest Road 537 on flats above Spring Creek ca 3/4 mi E of Zabel Canyon drainage, ca 7 air mi ENE of Ignacio; ca 7 air mi SE of Bayfield.
Rabbitbrush flats with fourwing saltbush. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Coconino National Forest: at the intersection of Ariz Hwy 87 and Forest Road 300 in the vicinity of Baker Lake, ca 1 air mi N of the Mogollon Rim, ca 53 air mi SSE of Flagstaff.
Highway right-of-way and adjacent ponderosa pine forest with oak. Phenology: flowering.
with James F. Fowler

U.S.A., Arizona, Coconino County: Coconino National Forest: 2 air mi N of Saddle Mountain.
Base to top of cinder cone. Phenology: flowering.
Annotated by B. E. Nelson.

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Sweetwater River Drainage: along West Fork of Crooks Creek, ca 4.5 air mi SSW of Crooks Peak; ca 4.5 air mi NW of Bare Ring Butte.
Spring on gentle north-facing slope of vegetated sand dune; dense sagebrush dominant at edge of spring, grazed graminoids dominant in center; mucky sandy soil. Phenology: flowering.
Accession: (unaccessioned)

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Sweetwater River Drainage: dry stream ca 1.5 air mi E of Picket Lake; ca 10 air mi N of Bastard Butte.
Small dry spring along stream; grazed graminoids dominant; dry soil. Phenology: flowering.
Accession: (unaccessioned)

U.S.A., Wyoming, Fremont County: [location and coordinates withheld]
Narrow slickrock wash running down canyon rim; sparsely vegetated with sagebrush; sandy soil. Phenology: flowering.
Accession: (unaccessioned)

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Popo Agie River Drainage: Beaver Creek, ca 6.5 air mi E of Dilabaugh Buttes; ca 12.5 air mi W of Sweetwater Station.
Meadow on banks of spring in rolling sagebrush hills; grazed graminoids dominant; dry sandy soil. Phenology: flowering.

U.S.A., Wyoming, Fremont County: [location and coordinates withheld]
Open meadow near riverbank; grazed graminoids dominant, scattered Salix; moist soil. Phenology: flowering.

U.S.A., Wyoming, Fremont County: Great Divide Basin Area: Sweetwater River Drainage: junction of Sulpher and West Alkali creeks, ca 3 air mi WNW of Buffalo Basin; ca 6.5 air mi SE of North Bear Mountain.
On side of small creek in sandy mucky soil on Sarcobatus plains; some alkaline deposits. Phenology: flowering.

U.S.A., Arizona, Coconino County: Vicinity of Stoneman Lake, ca 30 mi S of Flagstaff.
Ponderosa pine forest; uncommon. Phenology: flowering & fruiting.

U.S.A., Arizona, Navajo County: Sitgreaves National Forest
Phenology: flowering & fruiting.
Annotated by Ivar Tidestrom.
Charles H. Jennings, 49. 9/12/1914.

U.S.A., Arizona, Yavapai County: Prescott National Forest: Copper Basin.
Turbinella oak chaparral community in or near bottom of draw with Quercus turbinella and Rhus trilobata. Phenology: flowering & fruiting.
Annotated by Kittie F. Parker in 1962.

U.S.A., Arizona, Navajo County: Sitgreaves National Forest: Lakeside Ranger Station pasture.
Adobe malpais on a north slope with grama and bluestem; scattered abundance. Phenology: flowering & fruiting.
Clarence Shumway, 9. 9/15/1921.

U.S.A., New Mexico, Valencia County: Roadside near Belen.
Phenology: flowering & fruiting.
Annotated by Almut G. Jones in 1973.
1.
Annotated by Ruth Ashton Nelson in 1973.

U.S.A., Arizona, Gila County: Tonto National Forest: E. L. Pyle Ranch.
Type 6 weed community in deep porous soil on a 10 degree south slope with Phacelia and Geranium; scarce abundance; distributed in streams. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 11 air mi SSW of Oelrichs, ca 1 1/4 air mi from Horsehead Creek.
In side drainage of creek, soils are clay, clay loam. Phenology: flowering.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 7 air mi ESE of Fairburn and adjacent to South Fork French Creek.
In a prairie dog town, soils are deep clay. Phenology: flowering.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 12 air mi NW of Crawford in Little Cottonwood Creek.
Perennial stream, soils are sand and loamy clay. Phenology: flowering.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi SW of Kadoka.
In wetland reservoir, soils are clay loam muck. Phenology: flowering.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 11.5 air mi SW of Kadoka.
In wetland reservoir. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 4 mi WSW of Edgemont adjacent ot U.S. Hwy 18.
On calcareous, rocky slopes and adjacent drainage, soils are rock, gravel, and eroding shale. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi WNW of Edgemont in side drainage of Moss Agate Creek.
In grass/shrubland broken by drainage channels, soils are loamy clay and alkaline. Phenology: flowering.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Jicarilla Ranger District: Bancos Pits Stock Pond on west side of Forest Road 310 in Bancos Canyon, ca 2 road mi N of Buzzard Park Campground, WSW of Dulce.
Pond ringed by Typha. Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Jicarilla Ranger District: Carracas Mesa at Road Junction Forest Road 218 and Eul Canyon Road (Forest Road 218B) and NE to Carracas Rim.
Ponderosa pine forest with Quercus understory, meadow openings with Asteraceae, forest burned approximately 40-50 years ago. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Near Flagstaff.
Open south slope. Phenology: flowering & fruiting.
Herbert C. Hanson, 8. 8/28/1922.

U.S.A., Arizona, Coconino County: Coconino National Forest: near Flagstaff.
Phenology: flowering & fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Francisco Montes Vigil Grant: Forest Road 710 just E of NM Hwy 76, ca 1 3/4 air mi SSW of Ojo Sarco; ca 2.5 air mi NNE of Truchas.
Recovering burn area formerly ponderosa pine forest with Juniperus scopulorum; current regrowth of Quercus gambelii, Elymus species, and Muhlenbergia montanus. Phenology: flowering & fruiting.

U.S.A., Arizona, Cochise County: Chiricahua Mountains: Wilgus Ranch.
T18S R28E S9
Springy soil along creek near premises, underlain by andesitic table rock. Phenology: flowering & fruiting.

U.S.A., Wyoming, Park County: Bighorn Basin: along unmarked road NE of Meeteetse Rim and E of Wyo Hwy 120, ca 10 air mi NNW of Meeteetse and 17.5 air mi SSE of Cody.
Sagebrush in sandy soil. Phenology: flowering.

Symphyotrichum falcatum var. commutatum ()
U.S.A., Arizona, Yavapai County: Coconino National Forest: Paterson Springs pasture.
Weed in clay loam on a level slope; considerable abundance; generally distributed. Phenology: flowering & fruiting.
John L. Stevens, 30RL. //.

U.S.A., Arizona, Coconino County: Coconino National Forest: Black Springs fenced plot.
Grass-weed community in deep slightly gravelly loam on a level slope with Bn., gs., ann., gs. & wds.; fairly common; widely distributed on forest. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Coconino National Forest: Black Springs fenced plot.
Grass weed community in deep slightly gravelly loam on a level slope with six weeks grama and sporobolus; locally common. Phenology: flowering & fruiting.

U.S.A., Colorado, Montezuma County: [location and coordinates withheld]
Pinyon-juniper slopes in canyon, riparian area along river, and disturbed area on west side of river. Phenology: flowering & fruiting.
with Marie Rambo

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Sybille Creek, ca 29 air mi N of Laramie.
Dry uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Wetlands and Adjacent Areas: Antelope Creek and pond formed by damming, ca 14 air mi NNW of Chugwater.
Dry uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Wetlands and Adjacent Areas: Crooks Creek, ca 6 air mi S of Jeffrey City.
Dry uplands. Phenology: flowering & fruiting.

U.S.A., Arizona, Navajo County: Apache Sitgreaves National Forest: ca 6.6 mi W of Forest Lakes along Hwy 260.
Ponderosa pine community. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Flagstaff: Navajo Ordinance Depot.
Open places. Phenology: flowering & fruiting.
Paul Schallert, s.n.. 9/18/1943.

U.S.A., Arizona, Coconino County: Flagstaff: Navajo Ordinance Depot.
Low open woods. Phenology: flowering & fruiting.
Paul Schallert, s.n.. 4/18/1943.

U.S.A., Arizona, Coconino County: Flagstaff.
Mesa. Phenology: flowering & fruiting.
Paul Schallert, s.n.. 9/19/1943.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity:Jemez Mountains: 14 air mi NNE of Espanola on U.S. Hwy 285.
Roadside. Phenology: flowering & fruiting.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Battleship Rock Trail 137 at McCauley Warm Springs, 5 air mi NNE of Jemez Springs.
Warm springs and riparian drainage in ponderosa pine forest. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Coconino National Forest: just E of Marshall Lake.
Yellow pine - Gambel oak community in brownish clay. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Laramie River, 12 road mi NE of Wheatland.
South bank of river. Phenology: flowering.

U.S.A., Wyoming, Platte County: Cottonwood Creek, 32 road mi NW of Wheatland.
Elev. 1616 m.
42.2984° N, 105.215° W; NAD 83, uncertainty 2 mi., Nat. Geog. TOPO!
Creek bank, dry. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Along Brush Creek, 17 road mi E of Wheatland.
41.8346° N, 105.1089° W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!
Creek banks, dry, some standing water. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Guernsey Reservoir, east shore, 6 road mi SW of Guernsey.

U.S.A., Wyoming, Platte County: Between Fish Creek and Fish Creek Road, 18 road mi NW of Wheatland.
Stock ponds and drainage of ponds. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Deadhead Creek, 6 road mi E of Wyo Hwy 34, 12 road mi SW of Wheatland.
41.8352° N, 105.1691° W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!
Creekbanks and creekbed. Phenology: flowering & fruiting.

U.S.A., Wyoming, Johnson County: Powder River Basin: North Fork Crazy Woman Creek, ca 16 mi S of Buffalo.
Dense mixed grass meadow dominated by Bromus inermis on cobble and gravel-rich soil of stream terrace. Phenology: flowering & fruiting.
with Steve Kettler

U.S.A., Wyoming, Johnson County: Powder River Basin: Trabing Dry Creek, ca 30 mi E of Buffalo.
Narrow band of Elymus smithii on floodplain. Phenology: flowering.
with Steve Kettler

U.S.A., Wyoming, Sheridan County: Eastern Plains: Tongue River, 3 mi N of I-90 at Acme exit.
Fraxinus pennsylvanica/Poa pratensis community on gravel and cobble terrace. Phenology: flowering & fruiting.
with Steve Kettler

U.S.A., Wyoming, Natrona County: Laramie Range: South Crow Creek, ca 1.2 air mi S of Crystal Lake Road and site of Hecla.
Mature stand of Populus angustifolia with occasional saplings in floodplain 5 ft from stream channel on alluvial soil; understory open with mix of Agrostis stolonifera and forbs. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: North Platte River drainage: banks of North Platte River; ca 4 air mi NW of Saratoga.
T18N R84W S21
Gravelly-sandy riverbank adjacent to mixed willow/cottonwood grove. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Eastern Plains: Horse Creek on west side of Nimmo Road, ca 1-2 air mi W of I-25, ca 21.5 air mi N of Cheyenne.
Sandy-gravelly open ridge above moist creek bottom. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Wet open meadow. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Dugway Recreation site along North Platte River, ca 6 air mi NE of Sinclair; ca 9.4 air mi NE of Rawlins.
Willow thickets, shallow ponds, and gravelly patches in wet, disturbed area. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Moist area along river shaded by cottonwood, willow, and birch. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: [location and coordinates withheld]
Cottonwood understory near river. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Reynold's Prairie 2 mi NE of [Inundated] Deerfield.
Abundant on prairie. Phenology: flowering & fruiting.

U.S.A., South Dakota, no county County: Black Hills National Forest.
On east slope; moist loam soil; open park. Phenology: flowering & fruiting.
Accession: USFS 472487, Barcode: USFS0072208

U.S.A., South Dakota, Custer County: Custer State Park.
Grassy, open area on old alluvial fan in canyon bottom. Uncommon. Phenology: flowering & fruiting.
with James R. Johnson

U.S.A., South Dakota, Custer County: Harney National Forest: Redbird Canyon.
T1S R2E S20
On south slope; clay loam soil; meadow. Phenology: flowering.
Accession: USFS 472451, Barcode: USFS0072207

U.S.A., South Dakota, Pennington County: Black Hills National Forest: near Dakota Lake.
T1S R5E S13
Annotated by S. F. Blake.

U.S.A., South Dakota, Custer County: Jewel Cave National Monument: S of Jewel Cave Road, just E of Visitors Center parking lot near rim of Lithograph Canyon.
Grassy opening. Phenology: flowering & fruiting.

U.S.A., South Dakota, Lawrence County: Near Spearfish.
Northern South Dakota. Common. Phenology: flowering & fruiting.
no collector, s.n.. 9//1940.

U.S.A., South Dakota, Fall River County:

U.S.A., South Dakota, Perkins County: Zeona.
Accession number duplicated in database, this entry verified as correct. Phenology: flowering.

U.S.A., South Dakota, Harding County: Camp Crook.

U.S.A., Wyoming, Converse County: [location and coordinates withheld]
Granite outcrop. Phenology: flowering & fruiting.
with J. Brondum and T. McGowan

U.S.A., Colorado, Routt County: W of Hayden along Route 40.
Elev. 2000 m.
Drier ground at edge of slough. Phenology: flowering.

U.S.A., Colorado, Larimer County: Rocky Mountain National Park: utility site.
Near pond. Phenology: flowering & fruiting.
with Ruth A. Nelson

U.S.A., Colorado, Larimer County: Outskirts of Fort Collins.
Roadsides. Phenology: flowering & fruiting.
with Ruth A. Nelson

U.S.A., Colorado, Larimer County: Rocky Mountain National Park: east end of Moraine Park.
with Ruth A. Nelson

U.S.A., Colorado, Archuleta County: San Juan National Forest: Taylor Canyon.
Level, dry adobe with poor humus content. Phenology: flowering.

U.S.A., Colorado, La Plata County: San Juan National Forest: Beaver Creek.
15 degree southwest slope, sandy clay loam, open pine-timber, with Poa, Lupinus and Muhlenbergia. Phenology: flowering & fruiting.
Gasper A. Loughridge, 438. 9/12/1934.

U.S.A., Colorado, Grand County: Arapaho National Forest: Hot Sulphur Springs.
Clay loam, with sagebrush. Phenology: flowering.
Charles A. Kutzleb, K-288. 7/4/1936.

U.S.A., New Mexico, Sandoval County: Rio Puerco National Forest: 10 mi NW of Cuba, Shroyer Allotment.
With Artemisia tridentata, Agropyron smithii and Bouteloua gracilis. Phenology: flowering.

U.S.A., Colorado, Montezuma County: Mesa Verde National Park: Chapin Mesa, Far View House.

U.S.A., Colorado, Weld County: Grover: West Pawnee.

U.S.A., Colorado, Weld County: Grover: Eleven M Ranch.

U.S.A., Colorado, Weld County: Evans.
Plains. Phenology: flowering & fruiting.
Annotated by Aven Nelson in 1973.
Earl Lynd Johnston, 391A. 9/15/1908.

U.S.A., Colorado, Montrose County: Naturita: near river.
Meadows. Phenology: flowering & fruiting.

U.S.A., Colorado, Denver County: Denver.

U.S.A., Colorado, Montrose County: Bedrock.
Dry river bottom. Phenology: flowering.

U.S.A., Colorado, San Miguel County: Norwood Hill.
Dry canyon slopes. Phenology: flowering.

U.S.A., Colorado, Park County: Pike National Forest: District 8.
Gentle west slope, sandy loam, with blue gentians and daisy. Phenology: flowering & fruiting.

U.S.A., Colorado, Teller County: Trail Glen.
Elev. 2150 m.
Phenology: flowering.
with E. S. Clements

U.S.A., Colorado, Eagle County: White River National Forest: Red Dirt Creek on Red Dirt Trail.
15% southwest slope; rocky, sandy soil; park, with sagebrush. Phenology: flowering.

U.S.A., Colorado, Gunnison County: Gunnison National Forest: Anthracite near Forest boudary.
50% south slope, clay loam, open dry sites. Phenology: flowering.
Annotated by George T. Turner.

U.S.A., Colorado, Dolores County: Montezuma National Forest: Dove Creek division, sawmill site.
Flat, shallow, rocky soil; with oak, golden aster and herbaceous sage. Phenology: flowering & fruiting.

U.S.A., Colorado, Boulder County: Near Boulder.

U.S.A., Colorado, Boulder County: Boulder.

U.S.A., Colorado, Boulder County: Near Boulder.
Francis Ramaley, A213. 10/1/1900.

U.S.A., Colorado, Montezuma County: Montezuma National Forest: Pipe Creek.
15% east slope, clay loam. Phenology: flowering & fruiting.

U.S.A., Colorado, Routt County: Along Bear River below Steamboat Springs.
George E. Osterhout, 1806. 9/1/1899.

U.S.A., Colorado, Weld County: New Windsor.
George E. Osterhout, 2483. 9//1901.

U.S.A., Colorado, Weld County: Windsor.
Phenology: flowering.
George E. Osterhout, 3183. 9/4/1905.

U.S.A., Colorado, Weld County: New Windsor.

U.S.A., Colorado, Garfield County: Glenwood Springs.

U.S.A., Colorado, Weld County: Windsor.

U.S.A., Colorado, Larimer County: Mountains.
George E. Osterhout, 3890. 8//1894.

U.S.A., Colorado, Larimer County: Rustic.
George E. Osterhout, 4650B. 9/18/1911.

U.S.A., Colorado, Larimer County: The Rustic.

George E. Osterhout, 4659. 9/8/1911.

U.S.A., Colorado, Larimer County: Thompson Canyon.

Swampy ground along lake. Phenology: flowering & fruiting.

U.S.A., Colorado, Weld County: New Windsor.
Early Oct 1895. Phenology: flowering & fruiting.
George E. Osterhout, 525. 10//1895.

U.S.A., Colorado, Denver County: Denver.
Annotated by B. E. Nelson in 1979.

Annotated by B. E. Nelson in 1979.
George E. Osterhout, s.n.. 9/3/1909.

Annotated by B. E. Nelson in 1979.
George E. Osterhout, s.n.. 9/10/1920.

U.S.A., Wyoming, Platte County: Laramie Range: along Spring Creek below Ridge or County Road 6, ca 16 air mi NE of Laramie Peak, ca 5.5 air mi NE of Esterbrook; ca 13.5 air mi W of Glendo.
Grassy flat with scattered Artemisia cana. Phenology: flowering & fruiting.
Annotated by B. A. Packer.

U.S.A., Colorado, Gunnison County: Near Gunnison.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest: Tank Canyon: experimental area.
0-3% slope, silt-like clay loam, opening in mixed pine and juniper; with Chrysothamnus, Artemisia, Bouteloua gracilis and Agropyron smithii. Phenology: flowering & fruiting.

U.S.A., Colorado, Archuleta County: Pagosa Springs.
Harry Hapeman, s.n.. 8/24/1918.

U.S.A., Wyoming, Converse County: [location and coordinates withheld]
Open areas among the thickets in the creek bottom. Phenology: flowering & fruiting.
Annotated by B. A. Packer.

U.S.A., Colorado, Pueblo County: Rye.
Dry hills. Phenology: flowering & fruiting.

U.S.A., Colorado, Pueblo County: Rye.
Dry hills. Phenology: flowering.

U.S.A., Colorado, Montrose County: Olathie.

U.S.A., New Mexico, no county County: Carson National Forest: station yard.
Level, clay gravel. Phenology: flowering & fruiting.

U.S.A., New Mexico, San Miguel County: Santa Fe (Pecos) National Forest: Indian Creek.

U.S.A., Wyoming, Converse County: Laramie Range: along Poison Lake or County Road 4 about halfway between Poison Lake and Wagon Hound Creek, ca 12.5 air mi SW of Douglas.
Mountain mahogany slope with numerous rock outcrops. Phenology: flowering & fruiting.
Annotated by B. A. Packer.

U.S.A., Wyoming, Natrona County: Laramie Range: along Smith Creek below Otter Creek at the east end of Muddy Mountain on Smith Creek or County Road 607, ca 16 air mi SE of Casper.
Open slopes with scattered large limestone boulders and sagebrush and scattered mountain shrub. Phenology: flowering & fruiting.

U.S.A., Colorado, Arapahoe County: Buckley Air Force Base: north end of transect 870 m N of southwest corner of the installation. 521299E 4393122N to 521762E 4392760N.
Rolling shortgrass prairie on silt-like loam; with Artemisia frigida, A. ludoviciana, Linaria dalmatica ssp. dalmatica, Hesperostipa comata, Pascopyrum smithii, Bromus inermis, B tectorum. Phenology: flowering & fruiting.
with C. Bern

U.S.A., Wyoming, Albany County: [location and coordinates withheld]
Swale and moist meadow. Phenology: flowering & fruiting.

U.S.A., Colorado, Archuleta County: San Juan National Forest: Coal Creek.
T36N R1W S36
Park, with blue grass. Phenology: flowering & fruiting.
Annotated by S. F. Blake.
Richard F. Howard, RH-3. 10/2/1941.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest: Jicarilla Division, Alamo Canyon.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: U.S. Hwy 34 ca 7 mi W of Loveland.
Annotated by Ronald L. Hartman in 2001.
with Robert M. Garvey

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch, near Cimarron: road 2 mi NW of Ponil.
Meadow along stream. Phenology: flowering.

U.S.A., Colorado, Larimer County: Rocky Mountain National Park: Estes Park, near school house.
Ruth Ashton Nelson, 1002. 9/13/1933.
with Aven Nelson

U.S.A., Colorado, Larimer County: Rocky Mountain National Park: east end of Moraine Park.
Roadside. Phenology: flowering.
Ruth Ashton Nelson, 999. 9/12/1933.
with Aven Nelson

U.S.A., Colorado, Montezuma County: Mesa Verde National Park.
Jul-Aug 1913 Phenology: flowering & fruiting.

U.S.A., Colorado, Larimer County: Eastern foothills of Colorado Front Range: adjacent to KOA Campground and U.S. Hwy 287, ca 12 air mi N of Fort Collins.
Open canopy blue grama/needle and thread shortgrass grassland and slopes. Phenology: flowering.

U.S.A., Arizona, Coconino County: Apache Sitgreaves National Forest: ca 6.6 mi W of Forest Lakes along Hwy 260.
Ponderosa pine community. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Laramie Range: ca 10 air mi SE of Casper on County Road 607, along unnamed dry creek.
Along dry creek beds and surrounding grasslands. Phenology: flowering & fruiting.
with T. McGowan & J. Brondum

U.S.A., Wyoming, Natrona County: Laramie Range: ca 10.5 air mi SE of Casper on County Road 607.
Along creek and granite outcrops. Phenology: flowering & fruiting.
with T. McGowan & J. Brondum

U.S.A., Wyoming, Albany County: Laramie Range: along North Laramie River.
Along trail to river. Phenology: flowering & fruiting.
with T. McGowan & J. Brondum

U.S.A., New Mexico, Los Alamos County: Jemez Mountains: Cerro Grande burn in vicinity of Mitchell Trailhead at the junction of Arizona and Yucca streets in Los Alamos.
Burned area seeded and mulched with straw. Phenology: flowering & fruiting.

Open floodplain area. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: ridge between S Bar and East Indian Creeks, ca 1.5 air mi SW of Whitman; ca 18 air mi NE of Lusk.
Sandy slopes and flats in rough breaks. Phenology: flowering.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Reuter Campground, ca 3 air mi NW of Sundance.
Between the road and fence.

U.S.A., Wyoming, Park County: Northern Absarokas: red ridge between Paint and Blaine Creeks on County Road 7RO, ca 5 air mi N of Pat O'Hara Mountain, ca 18.5 air mi NW of Cody.
Moist grassy slopes on redbeds topped with gypsum.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 4 air mi NW of Spotted Horse, ca 37.5 air mi NW of Gillette, breaks above Spotted Horse Creek.
Occasional on ridge tops under Pinus ponderosa with Machaeranthera and Artemisia frigida.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 5.5 air mi WSW of Jay Em, ca 30.5 air mi NW of Torrington, at Muskrat Creek, just S of Ft. Laramie Road.
In sandy bottomland with Ambrosia and Gutierrezia. Occasional. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Rocky hills, plains, holding pond, wet mud along creek beds, flats, moist grassy ditches; flats.

U.S.A., Wyoming, Campbell County: Powder River Basin: Dry Trail Creek, along Trail Creek Road, 3.8 road mi E of Wyo Hwy 59.
Sandy cuts in plains, small stream and draw; draw.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 1 air mi E of Gary Reservoir.
Large pond and shaded draws and slopes, plains; slopes. Phenology: flowering.

U.S.A., Wyoming, Johnson County: [location and coordinates withheld]
Stoney hills with Cercocarpus ledifolius, rolling plains below, occasional intermittent streams; hills.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: between Whalen Canyon or County Road 202 and the head of Sparks Canyon, ca 1.5-2.2 air mi ESE of Hartville; ca 4.5 air mi NE of Guernsey.
Sandy grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: NE of Glomill Reservoir off County Road 125, ca 12 air mi W of Yoder; ca 21 air mi SW of Torrington.
41.9° N, 104.5279° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!
Moist swales and wet depressions on rolling chalky plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: [location and coordinates withheld]
Sandy slopes with scattered small cobblestones and conglomerate outcrops. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: [location and coordinates withheld]
Fence row, road cut, and adjacent sandy sagebrush-grassland. Phenology: flowering.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along a branch of Simpson Draw along Bill Hall or County Road 63, ca 12.8 air mi NE of Douglas; ca 9.8 air mi NW of Shawnee.
Meadow in drainage channel below a dam. Phenology: flowering & fruiting.

Swale. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Lance Creek off Lance Creek or County Road 14, ca 7.3 air mi N of Lance Creek; ca 27.5 air mi NNW of Lusk.
Sandy flats along the creek with scattered cottonwoods. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Hat Creek Breaks: between S Bar or County Road 62 and S Bar Creek, ca 18 air mi NE of Lusk; ca 15 air mi N of Van Tassell.
Sandy slopes with sandstone outcrops and scattered ponderosa pine. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: along the North Platte River on London Flats, ca 2.2 air mi S of Lingle, ca 9.5 air mi WNW of Torrington.
Bench in the river bottom. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: along the North Platte River on London Flats, ca 2.2 air mi S of Lingle, ca 9.5 air mi WNW of Torrington.
Drier flats in the river bottom. Phenology: flowering.

U.S.A., Wyoming, Laramie County: [location and coordinates withheld]
Roadside and road cut through a limestone knoll and adjacent fence line. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: between Horse Creek and Table Mountain on Wyoming Game and Fish Table Mountain Wildlife Habitat Management Area, ca 4 air mi SSE of Huntley; ca 14 air mi S of Torrington.
Rolling mixed grass plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: off Sheep Creek or County Road 43 ca 3.5-4 air mi ENE of Torrington.
Flats in the sand hills. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Whalen Canyon Road ca 3/4 mi NE of Hell Gap, ca 14.5 air mi NW of Fort Laramie; ca 33 air mi NW of Torrington.
Mixed grass plains. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: [location and coordinates withheld]
Road banks along abandoned highway. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: above Spring Creek along a County Road between Redbird or County Road 11 and Wasserburger or County Road 13, ca 19 air mi NE of Lance Creek; ca 25 air mi N of Lusk.
Rough breaks and flats at the bottom. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along the North Platte River above River Canyon in the upper end of Glendo Reservoir, ca 7.3 air mi NNW of Glendo, ca 29 air mi NW of Guernsey.
Steep rocky slope with juniper woodland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: just N of Wendover in Wendover Canyon along the North Platte River, ca 8 air mi NW of Guernsey.
Steep, rocky banks with thickets between the river and the railroad tracks. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Chivington Draw W of Egbert or County Road 154 ca 10 air mi N of Egbert; ca 13.3 air mi NW of Pine Bluffs.
Meadow area in the bottom of a small side draw. Phenology: flowering.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: Reuter Campground, ca 3 air mi NW of Sundance.
Between the road and fence. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: along Pine Creek, ca 8 air mi NNW of Aladdin; ca 25 air mi NNE of Sundance.
Open slopes. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: along Boundary Gulch, ca 4.8 air mi SSE of Beulah, ca 16.3 air mi ENE of Sundance.
Bottom of draw. Phenology: fruiting.

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Clay flats. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Goldie Divide near junction of Goldie and New Haven roads, ca 5 air mi NW of Hulett.
Grassland. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: headwaters of Bitter Creek, ca 2.5 air mi WNW of Alva.
Grassland. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Houston Creek where it turns south (near Harvey Divide), ca 10 air mi W of Sundance.
Grassland. Phenology: fruiting.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Grassland with scattered pines, south and west-facing slopes. Phenology: fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, Cottonwood Creek and Dry Cove Campground, ca 11.5 air mi NE of Moorcroft.
Big sagebrush-grassland. Phenology: fruiting.

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Sparse grassland on rocky soil with slabby outcrops (Minnekahta limestone). Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Inyan Kara Mountain, east half.
Grassland on southeast-facing slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Black Hills: U. S. Hwy 16 near State Line (Gillette Canyon), ca 9.5 air mi SE of Newcastle.
Grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: [location and coordinates withheld]
Big sagebrush-grassland opening. Phenology: fruiting.

Big sagebrush-grassland opening, edge of small reservoir. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Beulah.

U.S.A., Wyoming, Crook County: Black Hills National Forest: Wagon Canyon, along Forest Service Road 805.
Phenology: fruiting.

U.S.A., Wyoming, Crook County: Devils Tower National Monument.
T53W R65W S7
occasional on red shale soil in small draw with Pinus ponderosa. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Devils Tower National Monument: prairie dog town.
T53W R65W S18
Common on disturbed soil with invader species. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County:
Grassland with Bouteloua curtipendula and Dalea. Phenology: flowering & fruiting.

U.S.A., Wyoming: Hawk's Ranch: CO/WY state line.

U.S.A., Wyoming, Carbon County: Road #404; 0.8 mi S of turnoff from Elk Mountain Rd.
T20N R80W S19 South1/2
Common in disturbed ground along irrigation ditch with Carex nebraskensis, Senecio hydrophilus and Helianthus nuttallii. Phenology: flowering & fruiting.
with Ronald L. Hartman

U.S.A., Wyoming, Laramie County: Ca 5 mi NE of Cheyenne, Wayne Childs Ranch.

U.S.A., Wyoming, Natrona County: Casper Mountain Area: above Gothmore Loop.
Grassy slopes in rocky soil. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Pine Bluffs: on top of bluffs 0.8 air mi SSW of Pine Bluffs.
T14N R60W s22
Ponderosa pine/juniper on north and northeast slope. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Centennial.
41.3045° N, 106.1267° W; NAD 83, uncertainty 0.5 mi., Digital Map
Semi-meadowed flats. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County:
Dry prairie. Phenology: flowering & fruiting.
3. Aster falcatus Lindl. ssp. commutatus (Torr. & A. Gray) A.G. Jones
2. Aster falcatus Lindl.
Annotated by C. L. Porter in 1964.

U.S.A., Wyoming, Platte County: 18 mi NW of Wheatland.
Grassland with Artemisia frigida and Grindelia. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: Southeastern Plains: Horseshoe Creek off Horseshoe Creek Road, ca 8 air mi SW of Glendo and I-25.
Open stand of mature Populus angustifolia with understory of Acer negundo & P. angustifolia saplings and Bromus inermis on streambed terrace. Phenology: flowering & fruiting.

U.S.A., Colorado, Otero County: Comanche National Grassland: near Timpas Creek, ca 30.5 air mi SW of La Junta.
Along wet drainage ditch. Phenology: flowering & fruiting.
Annotated by Bernadette Kuhn.
with Joe Rankin

U.S.A., Colorado, Las Animas County: Comanche National Grassland: Tobe Creek, 2.5 mi S of Tobe; ca 54.5 air mi S of La Junta.
Along creek. Phenology: flowering & fruiting.
Annotated by Bernadette Kuhn.
with Joe Rankin

U.S.A., Colorado, Otero County: Comanche National Grassland: Colo Hwy 109 ca 5 mi S of La Junta at the entrance sign to Comanche National Grassland.
Roadside and shortgrass prairie with grama grass and annual sunflower; soils grayish and limestone derived. Phenology: flowering & fruiting.
Annotated by Bernadette Kuhn.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: junction of County Road 179 and Plum Creek, ca 3 mi S of Villegreen; 9 mi W of Kim.
At a dry stock watering pond set in Bouteloua grassland. Phenology: flowering & fruiting.
Annotated by Brian Elliott.

U.S.A., Colorado, Baca County: Comanche National Grassland: 3/4 mi N of Picture Canyon Picnic Area, ca 2 mi N of Oklahoma, ca 10.5 mi SW of Campo.
Dried pond. Phenology: flowering & fruiting.
Annotated by Brian Elliott.

U.S.A., Colorado, Las Animas County: Comanche National Grassland: along and adjacent to Tobe Creek, ca 1.2 mi S of Tobe and U.S. Hwy 160; ca 14 mi SE of Kim.
Shortgrass prairie and riparian. Phenology: flowering & fruiting.
Annotated by Brian Elliott.

U.S.A., Colorado, Las Animas County: [location and coordinates withheld]
Dakota sandstone canyon dotted with Juniperus monosperma. Phenology: flowering & fruiting.
with Don Hazlett

U.S.A., Colorado, Otero County: [location and coordinates withheld]
At spring, Dakota sandstone canyon dominated by Prunus, Ribes, and Rhus. Phenology: flowering & fruiting.
with Don Hazlett

U.S.A., Colorado, Otero County: [location and coordinates withheld]
Dry, gravelly creek bed below dominated by Aster falcatus, Populus, and Grindelia; Dakota sandstone canyon walls above with scattered Rhus aromatica and Juniperus monosperma along canyon walls. Phenology: flowering & fruiting.
with Don Hazlett

U.S.A., Colorado, Otero County: [location and coordinates withheld]
Pond dominated by Ambrosia and Eleocharis. Phenology: flowering & fruiting.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in Long Canyon 0.2 air mi W of mouth of Sawmill Canyon; 0.6 air mi S of Colorado and 17 air mi WNW of Raton.
Weedy grassland dominated by Verbena hastata, Bromus, Ratibida columnifera. Rays white; local and uncommon on road edge. Photographed. Phenology: flowering.
Annotated by Ben Legler on 2/15/2008.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: slope on north side of Vermejo Park, east side of mouth of Spring Canyon; 2.8 air mi NW of Casa Grande and 1.1 air mi ESE of Bartlett Mine.
Small grassy flat among mixed Pinus forest. Rays white; stems scattered and uncommon. Phenology: flowering.
Annotated by Ben Legler on 2/15/2008.

U.S.A., Colorado, Las Animas County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: on Colo Hwy 389 S of Branson at the New Mexico state line.
Quercus. Phenology: flowering.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: in Coal Canyon 2.3 air mi NE of its junction with Van Bremmer Canyon; 5.9 air mi NW of where Van Bremmer Creek crosses U.S. Hwy 64.
Narrow shaded canyon under open Pinus ponderosa; sandstone bedrock, with Brickelliastrum fendleri, Fragaria vesca, and Verbascum thapsus. Ray flowers white; stems scattered from rhizomes; uncommon under pines. Photographed. Specimen GPS: 36.632751, -104.859573. Phenology: flowering.
Annotated by Ben Legler on 2/26/2009.

U.S.A., Colorado, Las Animas County: Vermejo Park Ranch: in Rita Canyon 3.2 air mi S of Sarcillo and 14.6 air mi SW of Trinidad.
Grassy canyon bottom with deep soil; edges lined by Quercus gambelii, with Artemisia frigida, Bouteloua gracilis, and Guterrezia sarothrae. Ray flowers white; stems scattered; common. Specimen GPS: 37.082027, -104.755157. Phenology: flowering.

U.S.A., Montana, Park County: Absaroka Range: between I-90 and the Yellowstone River in McAdows Canyon, ca 14.5 air mi ENE of Livingston.
Elev. 4280
Disturbed roadside, railroad tracks and river bank. Phenology: flowering & fruiting.
with Brian Elliott

U.S.A., Wyoming, Albany County: Laramie Plains: right-of-way along County Road 424 (Hanson Lane), just W of intersection with County Road 422 (Pahlow Lane) and County Road 44 (Harmony Lane), ca 16 air mi WSW of Laramie; ca 3 air mi N of Harmony.
On plains, along road. Phenology: flowering.

U.S.A., Wyoming, Albany County: Laramie Plains: just E of Sheep Mountain, ca 2 air mi N of Lake Hattie, ca 9 air mi ESE of Centennial.
Dry plains and sagebrush hills. Phenology: flowering.
with Bonnie Heidel, Richard McNeill, Benjamin S. Legler

U.S.A., Wyoming, Albany County: Laramie Plains: E of Twin Buttes off County Road 44 (Big Hollow Road), ca 14 air mi WSW of Laramie.
41.2482° N, 105.8525° W; NAD 83, uncertainty 0.5 mi., GPS reading
Salty, selenium-rich plains. Phenology: flowering.
with Bonnie Heidel, Richard McNeill, Benjamin S. Legler

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: just S of Government Hill, W of Forest Road 3124, ca 16 air mi E of Buffalo.
Rocky and sandy grass-dominated slope. Phenology: flowering.
Accession: (unaccessioned), Barcode: USFS0050495

U.S.A., South Dakota, Harding County: Custer National Forest: North Cave Hills: in a tributary of Schleichart Draw above Schleichart Draw Reservoir, W of Forest Road 3130, ca 17 air mi NNE of Buffalo.
Grass-dominated meadow. Phenology: flowering.
with G. Gust

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in and E of Stagville Draw on Forest Road 3813 at Stagville Spring, SE past Forest Road 3813B to east boundary of Forest, ca 5.5 air mi SSE of Ekalaka.
Green ash and Prunus spp.-dominated draw. Phenology: flowering.
with G. Gust

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in the vicinity of Gundlach Well off of Forest Road 3103, ca 6 air mi ESE of Ekalaka.
Symphoricarpos and grass-dominated grazed meadow. Phenology: flowering.
with G. Gust
Accession: (unaccessioned), Barcode: USFS0050494

U.S.A., Colorado, Costilla County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: San Luis Valley: Forbes Trinchera Ranch: ca 2 mi E of Fort Garland on U.S. Hwy 160.
Along the railroad right-of-way and roadside. Phenology: flowering.
Annotated by Ronald L. Hartman.
with Pete Schneider

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Cabin Spring near the junction of Forest roads 4425 and 4776D, ca 1.5 air mi N of U.S. Hwy 212, ca 15 air mi E of Ashland.
Ponderosa pine woodland with grass-dominated understory. Phenology: flowering.
Accession: (unaccessioned), Barcode: USFS0050029

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: in the vicinity of Road Draw Spring No. 2, SE of JB Pass, E of Forest Road 3148, ca 20 air mi SE of Buffalo.
In the vicinity of hardwood draw with green ash, boxelder, and chokecherry. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Cow Creek, just S of Forest Road 4095, ca 1.5 air mi W of Otter Creek Road or Mont Hwy 484, ca 2 air mi WSW of Fort Howes.
Burned hillside with rocky, sandy soils and scattered rock outcrops. Phenology: flowering.
Accession: USFS (unaccessioned)

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Dry Gulch Reservoir E of Forest Road 4432D, ca 3.5 air mi E of Fort Howes.
Grass and sagebrush-dominated steppe. Phenology: flowering.

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: in the vicinity of O'Dell Reservoir, ca 1 air mi ENE of Poker Jim Butte, ca 19 air mi SSW of Ashland.
Mixed sagebrush and grass-dominated steppe and hardwood draw with scattered ponderosa pine; heavily grazed and trodden on by cattle. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in Bridge Canyon, ca 1 air mi E of Taylor Butte, ca 2 air mi ESE of Fort Howes.
East-facing slope in hardwood draw with Prunus and grass-dominated understory. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Forest Road 47842, ca 1/4 road mi from its junction with Forest Road 4784, ca 1.5 air mi S of Fifteen Mile Creek Road, ca 22 air mi SE of Ashland.
Grass and sagebrush-dominated steppe with scattered islands of open ponderosa pine woodland. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: SW of the junction of Forest roads 4769 and 4427, ca 3 air mi S of Liscom Butte, ca 16 air mi ENE of Ashland.
Ponderosa pine woodland with grass-dominated understory and moist draws dominated by green ash and hawthorn. Phenology: flowering & fruiting.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: along Forest Road 47696 between Sartin Draw Reservoir and Sartin Draw Spring, ca 16 air mi NE of Ashland.
In green ash and Crataegus-dominated draw surrounded by open ponderosa pine woodland with grass-dominated understory. Phenology: flowering.

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: Tongue River Breaks Hiking and Riding Area: along North Fork Poker Jim Creek, ca 3.5 air mi N of Poker Jim Butte, ca 15.5 air mi SSW of Ashland.
Draw dominated by green ash, Prunus, and Symphoricarpos. Phenology: flowering.

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: Tongue River Breaks Hiking and Riding Area: in the vicinity of Black Eagle Spring N of Forest Road 4023, ca 3.5 air mi WNW of Poker Jim Butte, ca 19 air mi SSW of Ashland.
Hardwood draw dominated by Crataegus and Prunus. Phenology: flowering.

U.S.A., Montana, Rosebud County: Custer National Forest: Ashland Ranger District: just SE of Cottonwood Spring in vicinity of unnamed reservoir off of Forest Road 4801, ca 2.5 air mi WSW of Poker Jim Butte, ca 21 air mi SSW of Ashland.
Rocky and sandy slope above reservoir with green ash, ponderosa pine, Juniperus, and grasses. Phenology: flowering.

U.S.A., Montana, Carter County: Long Pines Area SE of Ekalaka, Lantis Spring Camground.
Grassy hill with Solidago rigida, and Aster. Phenology: flowering.

U.S.A., South Dakota, Pennington County: Black Hills National Forest: near Dakota Lake.
Accession: RM 472486, Barcode: USFS0072206

U.S.A., Montana, Carbon County: Custer National Forest: Needmore Ranger Station.
Scattered, not common. Phenology: flowering & fruiting.

U.S.A., Montana: Absaroka National Forest.
Gravelly ridge with balsamroot, alumroot, Senecio, low larkspur; west slope. Phenology: flowering.

U.S.A., Montana: Deer Lodge National Forest.
Black sandy loam soil; open park areas in full sunlight. Not abundant. Phenology: flowering.

U.S.A., Montana, Park County: Crazy Mountains: Big Timber Creek Road.
Foothill habitat with granit substratum. Phenology: flowering.

U.S.A., Montana, Custer County: US Range Livestock Experiment Station: Lignite Creek.
Gumbo soil. Phenology: flowering.
Lincoln C. Ellison, s.n.. 9/10/1935.

U.S.A., Montana, Custer County: US Range Livestock Experiment Station: Blackely Creek, near windmill.
Steep west slope, heavy rocky clay soil; dry hills. Few plants. Phenology: flowering & fruiting.

U.S.A., Montana, Missoula County: Missoula: lower Miller Creek Road.

U.S.A., Montana, Missoula County: Near bridge over Bitterroot River, 3 mi W of Missoula.
Dry prairie. Phenology: flowering.

U.S.A., Montana, Sanders County: Near Lolo, 7 mi W of Dixon.
Grassland along roadside in silt loam; with Agropyron spicatum. Phenology: flowering.
Jack E. Schmautz, JES341. 9/14/1959.

U.S.A., Montana, Madison County: Big Hole River.
T3S R6W S29 NW1/4
Level ground; sandy loam soil; with Grindelia, Ag, willow, Agrostis. Phenology: flowering.

U.S.A., Montana, Carter County: Custer National Forest: McClary Ranger Station pasture.
Black loam soil; W slope; associated with wheat and bluegrass. Phenology: flowering.

U.S.A., Nebraska, Kearney County: Minden.
Harry Hapeman, s.n.. 9/24/1928.

U.S.A., Nebraska, Kearney County: Minden.
Harry Hapeman, s.n.. 10/5/1927.

U.S.A., Nebraska: Newark: Platte River.
Bank of river. Phenology: flowering & fruiting.
Harry Hapeman, s.n.. //1942.

U.S.A., North Dakota, Richland County: Leonard.
Sandy bank above small stream. Phenology: flowering & fruiting.

U.S.A., North Dakota: Jamestown.
Edge of woods. Phenology: flowering.

U.S.A., North Dakota, Billings County: Little Missouri Badlands: NW of Fairfield.
Badlands with Ericameria nauseosa and Eriogonum pauciflorum. Phenology: flowering.

U.S.A., South Dakota: Indian Creek.

U.S.A., Nebraska, Kearney County: 3/4 mi S of Fort Kearney.
Phenology: fruiting.

U.S.A., Nebraska, Sheridan County: Metcalf Public Hunting Grounds, 13 mi N of Hay Springs.
Disturbed areas, open ridges, south facing slopes, bottoms, Pinus ponderosa forest. Phenology: flowering & fruiting.

U.S.A., Nebraska, Sheridan County: Metcalf Public Hunting Grounds, 13 mi N of Hay Springs.
Disturbed areas, open ridges, south facing slopes, bottoms, Pinus ponderosa forest. Phenology: flowering.

U.S.A., Montana, Phillips County: Little Rocky Mountains: ridge W of Montana Gulch and SE of Indian Peak, ca 0.5 air mi W to 1 air mi NW of Landusky; ca 48.5 air mi SW of Malta.
Open ponderosa pine forest. Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Shirley Basin: Dome Rock Reservoir E of County Road 291, ca 4.5 air mi N of Leo.
Cottonwoods, willows, and graminoids on reservoir banks. Phenology: flowering.

U.S.A., Montana, Phillips County: Little Rocky Mountains: ridge W of Montana Gulch and SE of Indian Peak, ca 0.5 air mi W to 1 air mi NW of Landusky; ca 48.5 air mi SW of Malta.
Forb meadow. Phenology: flowering.

U.S.A., Montana, Valley County: Hinsdale Wildlife Management Area: along the Milk River above and below the Bear Creek confluence, ca 1.5-2 air mi N of Hinsdale.
Steep river bank and edge of adjacent flats. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: McChesney Reservoir on the east side of Frenchman Creek and on the north side of Milk River Road, ca 7 air mi NE of Saco.
Silver sagebrush-grassland. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Cole Ponds State Fishing Area: between the Milk River and Whitewater River, ca 18 air mi NNW of Saco.
Around the edge of ponds in an old gravel pit. Phenology: flowering.

U.S.A., Montana, Phillips County: Along Sunnyslope Road ca 6.5 air mi S of Saskatchewan, ca 2.5 air mi N of Chapman; ca 40 air mi NNW of Malta.
Stony ridge (moraine?). Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Little Rocky Mountains: NE of Camp Creek Campground, ca 1 air mi NE of Zortman; ca 43 air mi SW of Malta.
Clearing in ponderosa pine forest. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Little Rocky Mountains: hill between Ruby Creek and Camp Creek, ca 0.5 air mi ENE of Zortman, across the road from the cemetary, ca 43.5 air mi SW of Malta.
Meadow. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Pearce Waterfowl Production Area: north of Old U.S. Hwy 2, ca 13 air mi ENE of Malta.
Uplands near the marsh. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Spring Creek, ca 1 air mi SSW of Beaten Spring, ca 17 air mi NNE of Glasgow.
Sagebrush-grasslands on stony clay soil. Phenology: flowering.
Joseph L. M. Charboneau, 2574. 7/29/2010.

U.S.A., Montana, Phillips County: Reservoir on Cottonwood Creek, E of Turkey Track Road, ca 4 air mi NE of Charley Reservoir, ca 15.5 air mi NE of Whitewater; ca 45 air mi NNE of Malta.
Drying mud around reservoir. Phenology: flowering & fruiting.
Joseph L. M. Charboneau, 3466a. 8/19/2010.

U.S.A., Montana, Phillips County: Reservoir No. 161, S of U.S. Hwy 191 and W of Rudolph Valley Road, ca 2.5 air mi W of Partnership Reservoir, ca 17 air mi SW of Malta.
Moist grasslands below dam. Phenology: flowering & fruiting.
Joseph L. M. Charboneau, 3701. 8/22/2010.

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: along Winter Ridge Road ca 3.5 air mi SSW of Saskatchewan Butte, ca 62 air mi SW of Malta.
On slope of stock pond dam and in moist area below. Phenology: flowering.
Joseph L. M. Charboneau, 2267b. 7/25/2010.

U.S.A., Arizona, Santa Cruz County: San Rafael Valley: San Rafael State Natural Area: Plot 18D and vicinity near Mexico.
zone 12R, 537943E, 3466453N; NAD 27, Specimen Label
Sporobolus wrightii dominant, with Bouteloua gracilis and Hilaria belangeri in clay bottom. Arizona Game and Fish Department Grassland/Riparian Monitoring Phenology: flowering & fruiting.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Pathfinder Reservoir: North Platte River E of BLM Road 3108, ca 4.2 air mi N of Kortes Dam.
Greasewood flats at rivers edge; disturbed. Phenology: flowering.

U.S.A., Montana, Valley County: Hell Creek, ca 4 air mi SSE of Johnnys Hill, ca 20 air mi SW of Opheim; ca 44 air mi NE of Glasgow.
Riparian coulee bottom. Phenology: flowering.
Joseph L. M. Charboneau, 8882. 8/4/2011.

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: just S of Government Hill, W of Forest Road 3124, ca 16 air mi E of Buffalo.
Rocky and sandy grass-dominated slope. Phenology: flowering.

U.S.A., Montana, Carter County: Custer National Forest: Ekalaka Hills: in the vicinity of Gundlach Well off of Forest Road 3103, ca 6 air mi ESE of Ekalaka.
Symphoricarpos and grass-dominated grazed meadow. Phenology: flowering.

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Cabin Spring near the junction of Forest roads 4425 and 4776D, ca 1.5 air mi N of U.S. Hwy 212, ca 15 air mi E of Ashland.
Ponderosa pine woodland with grass-dominated understory. Phenology: flowering.

U.S.A., Colorado, Mesa County: Plateau Creek at confluence with Big Wash, ca 1 mi E of the junction of Colo Hwy 65 and I-70, ca 17 air mi NE of Grand Junction.
Riparian area along creek in salt desert shrub. Phenology: flowering.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. commutatum (Torr. & A. Gray) G. L. Nesom.

U.S.A., Colorado, Ouray County: Uncompahgre River Valley: along County Road 23, ca 1.5 air mi S of Ridgway.
Roadside in mountain shrub/sagebrush mix. Phenology: flowering & fruiting.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. commutatum (Torr. & A. Gray) G. L. Nesom.

U.S.A., Utah, Daggett County: North Slope Uinta Mountains: Flaming Gorge National Recreation Area: Sheep Creek, ca 4 air mi S of Manila; junction of Forest Road 218 and Utah Hwy 44 on west side of Forest Road.
Creek with willows and Carex. Phenology: flowering & fruiting.

U.S.A., Wyoming, Platte County: South side of Wheatland Reservoir No 1, ca 6 mi SW of Wheatland.
41° 59.7' N, 105° 1.8' W; unknown, , Specimen Label
Grassy area, with Bromus, Salix. Flower rays white. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Old Fort Laramie, just N of confluence Laramie and Platte rivers.
Cactus flat, in sandy soil, with Bouteloua gracilis, Artemisia. Rare; rays white Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Little Goose above Sheridan.
Creek bank. Phenology: flowering & fruiting.
Annotated by C. L. Porter in 1964.
  .

U.S.A., Wyoming, Sheridan County: Farm.
Annotated by Ruth Ashton Nelson in 1933.
  .

U.S.A., Wyoming, Sweetwater County: Sweetwater River.
Annotated by C. L. Porter in 1964.
  .

U.S.A., Wyoming, Campbell County: Black Thunder Strip Mining Area: North Prong of Thunder and Little Thunder creeks.
Breaks; big sagebrush, blue grama, western wheatgrass. Phenology: flowering & fruiting.
with D. W. Sabinske

U.S.A., Wyoming, Fremont County: Sweetwater River Valley: small tributary creek of Sweetwater River; ca 0.5-3/4 mi W of Lewiston Lakes.
Semi-dry margins of subirrigated meadow on whitish alkaline soil. Cover 50-80%. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 1 air mi E of Gary Reservoir.
Large pond and shaded draws and slopes, plains; slopes. Phenology: flowering.
Accession: RM (unaccessioned), Barcode: 325666

Symphyotrichum falcatum var. crassulum (2004)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. crassulum (Rydb.) G. L. Nesom
U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: just E of Forest Road 225, ca 3 air mi ENE of Jacob Lake; ca 25 air mi SE of Fredonia.
Selectively logged ponderosa pine forest above canyons. Phenology: flowering & fruiting.

Symphyotrichum falcatum var. crassulum (2004)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. crassulum (Rydb.) G. L. Nesom
U.S.A., Arizona, Coconino County: Coconino National Forest: SE of switch back on County Road 128 at base and lower slope of Anderson Mesa, ca 10 air mi SE of Flagstaff.
Ponderosa pine forest with scattered pinyon and Utah juniper. Phenology: flowering & fruiting.

Symphyotrichum falcatum var. crassulum (2004)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. crassulum (Rydb.) G. L. Nesom
U.S.A., Arizona, Coconino County: Coconino National Forest: Diversion Park on County Road 3 (Forest Hwy 3), ca 19 air mi ESE of Sedona.
Meadow. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Coconino National Forest: in and along James Canyon from I-17 W, ca 11 air mi S of Flagstaff.
Rocky shallow canyon. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Coconino National Forest: U.S. Hwy 180, ca 5 air mi NW of Flagstaff center, between mile posts 220-221.
Highway right of way including ponderosa pine margin. Phenology: flowering.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. crassulum (Rydb.) G. L. Nesom
Annotated by B. E. Nelson.

U.S.A., Arizona, Coconino County: Coconino National Forest: ca 8 air mi SSW of Flagstaff; Kelly and Fry canyons, area of intersection.
Stream bottom. Phenology: flowering & fruiting.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. crassulum (Rydb.) G. L. Nesom

U.S.A., Arizona, Coconino County: Coconino National Forest: ridge between Fay and Skunk canyons off Forest Road 720, down to Skunk Canyon, ca 3.5 air mi S of Flagstaff.
Open ponderosa pine forest. Phenology: flowering.

U.S.A., New Mexico, Hidalgo County: Coronado National Forest: Cloverdale Ranger Station.
15° N, ; uncertainty 1 mi.
Browse community in deep loam on a gentle east slope with gramas, clover and peavine; fairly abundant; distributed in creekbeds and valleys from 4000-6000 ft elevation. Phenology: flowering & fruiting.

U.S.A., New Mexico, Hidalgo County: Coronado National Forest.
T33S R21W S23
Deep sandy loam on a gentle east slope with desert six-weeds and other weeds; abundant only in vicinity of watering places and overgrazed areas; distributed from 4000-6000 ft elevation. Phenology: flowering & fruiting.

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: on John Brown Creek, ca 0.6 mi W of intersection above Willow Springs.
Riparian area with Salix exigua. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Coconino National Forest.
Coconino/Yavapai counties. Phenology: flowering & fruiting.

U.S.A., New Mexico, McKinley County: Manzano National Forest: Rs pasture.
Western yellow pine-weed community in clay loam on a gentle south slope with grama, bluestem, timothy and sedges; scattered abundance. Coconino/Yavapai counties. Phenology: flowering & fruiting.

U.S.A., New Mexico, Grant County: Gila National Forest; Fort Bayard.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. crassulum (Rydb.) G. L. Nesom
Annotated by Elinor Lehto in 1981.
Accession: RMRS (unaccessioned)

U.S.A., Arizona, Yavapai County: Prescott National Forest; Copper Basin.
Annotated by Kittie F. Parker.
Accession: RMRS (unaccessioned)

U.S.A., Arizona, Gila County: Sierra Ancha Experimental Forest; Parker-Pocket Weir area; canyon bottom.
Accession: RMRS (unaccessioned)

U.S.A., Arizona, Gila County: Sierra Ancha Experimental Forest; Wilbank's Ranch.

U.S.A., South Dakota, Custer County: Harney National Forest.
On 5% southeast slope; loam soil; grass-weed type. Elev closer to 4900 f (USGS 7.5') G. Bryson Carto. Phenology: flowering & fruiting.

U.S.A., Colorado, La Plata County: San Juan National Forest: RR Plot 13A Plant 1.
Adobe soil, with yellow pine, oak brush, trailing daisy and bluestem. Phenology: flowering & fruiting.

U.S.A., Colorado, Garfield County: White River National Forest: Grand Mesa Trail.
20% north slope, gravel, with oats and wheatgrass, dry site. Phenology: flowering & fruiting.

U.S.A., New Mexico, Grant County: Gila National Forest; Fort Bayard.
Annotated by Elinor Lehto in 1981.

U.S.A., New Mexico, Colfax County: 11 mi W of Folsom on NM Hwy 72.
Ditch. Phenology: flowering.
Michael Schiebout, 1839. 7/26/2004.

U.S.A., Montana, Meagher County: Lake Sutherlin on North Fork Smith River along U.S. Hwy 12.
46.6213° N, 110.7351° W; NAD 83, uncertainty 0.25 mi., GPS reading
Receding margin of reservoir and above. Phenology: flowering.
Annotated by Rick McNeill.

U.S.A., Montana: Lewis and Clark National Forest: Elk Creek.
Gentle south slope; deep black loam soil; weed and grass cover type. Scattered and scarce. Phenology: flowering.
William Heckman, 127. 9/5/1924.

U.S.A., Montana: Helena National Forest: Elk Creek.
Damp, deep, gravelly soil; with Festuca, Cerastium. Abundant. Phenology: flowering.

U.S.A., Montana: Helena National Forest.
Dry granitic gravel soil on ridge with Antennaria, Agropyron spicatum, Eriogonum. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin National Forest: College Allotment low camp Brackett Creek.
Slope 30 degrees, south exposure; dry gravelly loam soil; open roadside in sage and rabbitbrush. Common. Locality transcribed verbatim from label. Phenology: flowering.

U.S.A., Montana: Absaroka National Forest.
T3N R12E
East slope; clay soil; on a flat. Phenology: flowering.

U.S.A., Montana: Absaroka National Forest.
Level ground; black loam soil with goldenroad, hairbell, Aster; moist bottom. Sparse. Phenology: flowering.

U.S.A., Montana, Gallatin County: Gallatin National Forest: Lower Hyalite Creek at F. B..
Level ground; gravelly loam soil; open mountain park; along roadside. Phenology: flowering & fruiting.

U.S.A., Montana, Park County: Suksdorfs Gulch, 9 mi NW of Wilsall.
Wilhelm N. Suksdorf, 905. 8/30/1921.

U.S.A., Montana, Park County: Jackrabbit Gulch, 9 mi NW of Wilsall.
Wilhelm N. Suksdorf, 808. 8/20/1921.

U.S.A., Wyoming, Crook County: Ca 5 mi NW of Moorcroft.
Grassland, with Artemisia cana and Elymus. Ray flowers white. Phenology: flowering.

Symphyotrichum falcatum var. falcatum (2002)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. falcatum
U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: along Little Thunder Creek ca 1 mi below Little Thunder Reservoir, ca 8 air mi SE of Wright; ca 43 air mi S of Gillette.
Bench and low meadow areas along the stream. Phenology: flowering.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. falcatum
Annotated by Peter J. Ebertowski.

Symphyotrichum falcatum var. falcatum (2002)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. falcatum
U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Red Hills on two-track road off of Forest Road 942, ca 16 air mi N of Bill; ca 23 air mi SE of Wright.
Scoria hills. Phenology: flowering & fruiting.

Symphyotrichum falcatum var. falcatum (2002)
Symphyotrichum falcatum (Lindl.) G. L. Nesom var. falcatum
U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: low ridge draining to and N of Little Thunder Creek on Wyo Hwy 450, ca 29 air mi ESE of Wright; ca 38 air mi WSW of Newcastle.
Grassy ravine. Phenology: flowering & fruiting.
Peter J. Ebertowski, 3669. 9/1/2002.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: along Buzzard Creek on Keeline or Forest Road 930, ca 22 air mi ESE of Wright; ca 45 air mi SSE of Gillette.
Grassy ravine. Phenology: flowering.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Robertson Flat, near intersection of Wyo Hwy 59 and Forest Road 942, ca 26 air mi S of Wright; ca 45 air mi N of Douglas.
Ravine slope in sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Woody Creek, on two-track off Forest Road 944, ca 29 air mi SE of Wright; ca 11 air mi N of Bill.

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: Cedar Draw, on Wyo Hwy 59, ca 16 air mi N of Gillette; ca 30 air mi NW of Moorcroft.
Clay bald. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Buffalo Creek, on Watt Road, ca 8 air mi SSE of Moorcroft ca 14 air mi ENE of Upton.
Low areas within greasewood-silver sagebrush grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: grassland ridge NW of Antelope Creek, on Ross or County Road 31, ca 30 air mi SW of Wright; ca 52 air mi NW of Douglas.
Ravine in Stipa comata grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Browner Draw, on two-track off Steinle or County Road 40, ca 34 air mi SSE of Wright; ca 42 air mi NNE of Douglas.
Ravine floor in grassland. Phenology: flowering.

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: Antelope Creek, ca 0.5 mi W of its confluence with Wildcat Creek, on Forest Road 949, ca 28 air mi SE of Wright; ca 51 air mi NNE of Douglas.
Stream bank. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Mush Creek, ca 0.5 mi below its confluence with Lassen Creek, ca 1.2 mi W of County Road 49, ca 16 air mi W of Newcastle; ca 18 air mi SSE of Upton.
Shallow ravine in sagebrush grassland. Phenology: flowering.

U.S.A., Arizona, Coconino County: Coconino National Forest: from the observation point along County Road 3 (Forest Hwy 3) 0.5 mi out into Morman Lake bed, SSE of Bass Point, ca 20 air mi SE of Flagstaff.
Roadside and cut. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Coconino National Forest: above and in upper Walnut Canyon from County Road 3 (Forest Hwy 3) to the junction with Skunk Canyon, ca 4.5 - 5 air mi SE of Flagstaff.
Canyon bottom. Phenology: flowering & fruiting.

U.S.A., Arizona, Coconino County: Coconino National Forest: above and in upper Walnut Canyon from County Road 3 (Forest Hwy 3) to the junction with Skunk Canyon, ca 4.5 - 5 air mi SE of Flagstaff.
Flats back from the canyon rim and along the trail. Phenology: flowering.

U.S.A., Arizona, Coconino County: Coconino National Forest: County Road (Forest Hwy) 3, ca 9 air mi N of Clints Well.
Roadside. Phenology: flowering.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. falcatum

U.S.A., Arizona, Coconino County: Coconino National Forest: ca 8 air mi SSW of Flagstaff; Kelly and Fry canyons, area of intersection.
Stream bottom. Phenology: flowering & fruiting.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. falcatum

U.S.A., Arizona, Coconino County: Kaibab National Forest: Kaibab Plateau: at the junction of Forest roads 425 and 232 in Indian Hollow at the north end of Big Saddle, ca 20.5 air mi SW of Jacob Lake; ca 34 air mi S of Fredonia.
Disturbed area in and around corral. Phenology: flowering.

U.S.A., Arizona, Coconino County: Kaibab National Forest: Coconino Plateau: Coconino Rim off Coconino Rim or Forest Road 310, ca 5.5 air mi S of South Rim Grand Canyon, ca 12.5 air mi ESE of Tusayan; ca 53 air mi NNW of Flagstaff.
Rim of plateau. Phenology: flowering.

U.S.A., Arizona, Navajo County: Sitgreaves National Forest: Mogollon Plateau: Wildcat Canyon above Forest Road 504, ca 10.5 air mi NW of Heber; ca 25.5 air mi S of Winslow.
Canyon bottom, walls, and slopes on limestone. Phenology: flowering.
with James F. Fowler, Brian Reif

U.S.A., Arizona, Coconino County: Coconino National Forest: Mogollon Rim: along Forest Road 218 on Milk Ranch Point above Webber Creek drainage, ca 3 air mi ENE of Pine; ca 56 air mi SSE of Flagstaff.
Roadside, parking and camp site area, and mixed conifer forest on the rim. Phenology: flowering.

U.S.A., Arizona, Yavapai County: Prescott National Forest: Woodchute Trailhead to south end of Woodchute Wilderness.
Parking lot and along trail and oak thickets. Phenology: flowering.

U.S.A., Arizona, Yavapai County: Prescott National Forest: Forest Road 132, 4.7 road mi from Ariz Hwy 89A at Burnt Canyon Erosion Control Area.
Wet meadows and slopes. Phenology: flowering.

U.S.A., Arizona, Coconino County: Coconino National Forest: Anderson Mesa: Forest Road 125, ca 1 air mi E of County Road 3 (Forest Hwy 3).
Open meadow and scattered ponderosa pine on margin. Phenology: flowering.

U.S.A., Arizona, Coconino County: Coconino National Forest: Anderson Mesa: Yaeger Lake and tanks.
Old lake bottom and tank bottoms. Phenology: flowering.

U.S.A., Arizona, Coconino County: Coconino National Forest: intersection of Forest roads 90 and 240, ca 1 air mi W of Morman Lake.
Roadside and wet area. Phenology: flowering.

U.S.A., Colorado, Grand County: Middle Park: Wolford Mountain Dam on Muddy Creek, ca 4 air mi NNW of Kremmling, and ca 1 mi W of Wolford Mountain.
Along creek just below dam. Phenology: flowering.

U.S.A., Arizona, Coconino County: Coconino National Forest: Transfer Station at Willard Interchange on I-17.
Roadsides and disturbed areas around station. Phenology: flowering.

U.S.A., Arizona, Coconino County: Sitgreaves National Forest: near Forest Lakes Estates, on Forest Road 237 at dual 500 KV transmission lines.

U.S.A., New Mexico, Colfax County: NM Hwy 72, 11 road mi E of I-25 (milepost 11).
Roadside through wooded area. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Southeastern Plains: along Horse Creek.
T18N R64W S23; also S26
Riparian. Phenology: flowering & fruiting.
with Eric Hazlett

U.S.A., Colorado, Gunnison County: Northern Gunnison Basin: along Anthracite Creek, ca 4 air mi E of Paonia Reservoir.
Along creek; Colorado blue spruce and oak. Phenology: flowering & fruiting.
Accession: 772459

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 14.5 air mi NW of Crawford on Hudson-Meng Bison Bonebed Trail, 0.5 mi SW of Toadstool Geologic Park.
Soils are heavy white clay below with clay sand mix at top of "toadstool" geologic formations. Phenology: flowering.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 21 air mi ENE of Hermosa and 0.5 mi E of Forest Road junction 7068 and 7067.
On rock beds and side slopes of shale and silt. Phenology: flowering.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 22 air mi SE of Hermosa on the Cheyenne River.
On west bank of river in sand soil. Phenology: flowering.

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 13 -15 air mi NW of Crawford at Hudson-Meng Bison Bonebed Trail between Toadstool Geologic Park and Hudson-Meng Bonebed site.
Along Hudson-Meng Bison Bonebed trail. Trail winds through creek bottom and over ridge tops. Soils range from heavy white clay in creek to rocky, gravelly areas on side slopes and at tops of deep cut draws. Phenology: flowering.
with Steve Popovich

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8-8.5 air mi SSE of Wall.
In creek drainage with clay soils. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 21 air mi SW of Edgemont.
Silver sagebrush plant community in silty soils of ephemeral draws. Phenology: flowering.

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 15.5-16 air mi SSE of Hermosa along French Creek.
Creek banks with moist clay and silt soils. Phenology: flowering.

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 4 air mi SE of Cactus Flats, Martin Dam.
In clay pan drainage of a stock dam, soils are clay. Phenology: flowering.

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi WSW of Edgemont.
In large reservoir with clay alkaline soils. Phenology: flowering.

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 10.5 air mi WSW of Wall in Big Sage Creek.
Soils are clay. Phenology: flowering.
with David Jones

U.S.A., Wyoming, Laramie County: Wetlands and Adjacent Areas: Bear Creek, ca 9 air mi SSE of Chugwater.
Moist banks and flood plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Rock Creek, 16 air mi SE of Medicine Bow.
Moist banks and flood plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: Wetlands and Adjacent Areas: Threemile Creek, ca 16 air mi SE of Medicine Bow.
Moist banks and flood plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Wetlands and Adjacent Areas: confluence of Horse Creek and Fish Creek, ca 34 air mi SW of Casper.

U.S.A., Wyoming, Crook County: Wetlands and Adjacent Areas: Redwater Creek, ca 2 air mi W of Beulah; ca 14 air mi NE of Sundance.
Dry, sandy uplands. Phenology: flowering & fruiting.

U.S.A., Wyoming, Weston County: Wetlands and Adjacent Areas: seeping spring, ca 7 air mi NE of Newcastle.
Dry, sandy Pinus forest. Phenology: flowering.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Indian Flats along the Cache la Poudre River, off Colo Hwy 14 (Cache la Poudre Road), ca 22 air mi W of Fort Collins.
Flat graminoid meadow and down to the river with Juniperus, Ribes, Cercocarpus, and ponderosa pine. Phenology: flowering.

U.S.A., Colorado, Larimer County: Roosevelt National Forest: Front Range: Hewlett Gulch off Colo Hwy 14, 0.5 mi W of Poudre Park, ca 13 air mi NW of Fort Collins. C
North to south running gulch with creek and old homestead with ponderosa pine and Populus; Rhus and Chrysothamnus in dry open areas. Phenology: flowering.

U.S.A., Wyoming, Albany County: Laramie.

U.S.A., Wyoming, Converse County: CY Ranch, Big Muddy.

U.S.A., Wyoming, Albany County: Laramie.
Dry banks and plains. Phenology: flowering & fruiting.

U.S.A., Wyoming, Sheridan County: Ranchester.
Dry banks. Phenology: flowering.

U.S.A., Wyoming, Albany County: Centennial.
Wet meadows. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: Lusk.

U.S.A., Wyoming, Albany County: Along Laramie River, 15 mi SW of Laramie.
with E. N. Wilcox

U.S.A., Wyoming, Fremont County: Near Roberson Mines, 20 mi N of Shoshoni.
On dry slope. Phenology: flowering & fruiting.
George F. Freytag, 79. 8/8/1948.

U.S.A., Wyoming, Platte County: Along west bank of Glendo Reservoir, 3 road mi E of Glendo.
42.5133° N, 104.9984° W; NAD 83, uncertainty .5 mi., Nat. Geog. TOPO!
Bank of reservoir. Phenology: flowering.

U.S.A., Wyoming, Platte County: Camp Guernsey: small ravine S of Warm Springs.
zone DMC, 517900E, 4677000N; unknown, GPS reading
Small ravine in mixed grass shrubland on flat to moderately sloping sandy silt with Chamaesyce fendleri, Calamovilfa, Cercocarpus, Croton, and Juniperus spp. Phenology: flowering & fruiting.
Patricia P. Douglas, 424. 8/21/1995.
with B. E. Nelson, Carlos A. Popolizio, Rosalie M. Smith

U.S.A., Wyoming, Lincoln County: Across Green River from La Barge.
Meadow with Pentaphylloides and Sonchus.

U.S.A., Wyoming, Lincoln County: Across river from La Barge.
Meadow with Pentaphylloides and Sonchus. Phenology: flowering.

U.S.A., Wyoming, Laramie County: Southeast Plains: North Branch Little Bear Creek, ca 25 air mi N of Cheyenne; ca 6 mi W of I-25.
Dense Juncus balticus stand with some Agrostis stolonifera and scattered forbs on terrace slightly above floodplain. Phenology: fruiting.

U.S.A., Wyoming, Platte County: Southeast Plains: ca 1.5 air mi W of I-25, north end of Wheatland adjacent to Brookie Road.
Fallow field dominated by Bromus inermis at edge of grove of Populus deltoides and Elaeagnus. Phenology: flowering.
with Jane Struttmann

U.S.A., Wyoming, Laramie County: Southeast Plains: F. E. Warren Air Force Base: "Unnamed Drainage", first drainage S of high security area, between boundary to Douglas Street, on north side of Parade Road.
41.64° N, 104.8718° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!
Mesic meadow along banks of creek on subirrigated alluvial soil bordering scattered clumps of Salix exigua and patches of Cirsium arvense. Phenology: flowering & fruiting.
with Stephanie Mills

U.S.A., Wyoming, Albany County: Laramie Basin: Laramie, yard on 5th and Fetterman Street, just N of Spring Creek.
Escaped weeds in cultivated lawn. Phenology: flowering.

U.S.A., Wyoming, Sheridan County: Big Horn Range: Limestone Quarry Road on northwest side of Eskimo Creek; ca 1 1/4 mi NW of Pumpkin Creek; ca 1 mi S of Montana.
Southeast facing redbed clay slopes in meadow dominated by Potentilla fruticosa and Elymus lanceolatus. Phenology: flowering.

U.S.A., Wyoming, Albany County: Laramie Basin: east end of Alsop Lake on west side of Wyo Hwy 12, ca 2 mi E of I-80 and 10 mi NW of Laramie.
Dense thicket of Cirsium arvense, Sonchus, Melilotus officinalis, M. albus, Aster ascendens. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Southeast Plains: Lodgepole Creek, ca 1.5 air mi W of I-25, on east side of Telephone Road.
Glycyrrhiza thicket on gravelly subirrigated soil of low bench above creek bed. Phenology: flowering & fruiting.

U.S.A., Wyoming, Fremont County: Sage Hen Creek, ca 9.5 air mi NE of Jeffrey City.
Flood plain of creek. Phenology: flowering & fruiting.
with Georgia Haines

U.S.A., Colorado, Jackson County: North-central Colorado: North Park: along Colo Hwy 125 just N of the Canadian River, ca 1/3 mi N of Cowdrey; ca 9.5 air mi N of Walden.
Moist to wet meadow. Phenology: flowering.
Annotated by Ronald L. Hartman.

U.S.A., South Dakota, Custer County: Custer.
Along railroad. Phenology: flowering & fruiting.

U.S.A., South Dakota, Pennington County: Keystone: Grizzly Bear Creek.
Open places, dry soil. Phenology: flowering.

U.S.A., South Dakota, Butte County: Belle Fourche.
Rolling foothills; grassland association; xerophytic. Phenology: flowering.

U.S.A., South Dakota, Custer County: Black Hills: Custer State Park: Needles Highway.
Meadow on highway; mesophytic. Phenology: flowering & fruiting.

U.S.A., South Dakota, Harding County: Cave Hills: Table Mountain.
Dissected steppe. Phenology: flowering.

U.S.A., South Dakota, Lawrence County: Dumont.
Open woods. Phenology: flowering.

U.S.A., Wyoming, Albany County: [location and coordinates withheld]
Creekside. Phenology: flowering & fruiting.
with J. Brondum and T. McGowan

U.S.A., Wyoming, Albany County: Laramie Range: Leazenby Lake, ca 8.5 air mi S of Laramie off of U.S. Hwy 287.
Lakeside. Phenology: flowering & fruiting.
with J. Brondum and T. McGowan

U.S.A., New Mexico, Sandoval County: Upper Jemez Canyon: below Hot Spring.

U.S.A., Colorado, Custer County: Westcliffe.
Annotated by P. A. Rydberg in 1973.

U.S.A., Colorado, Gunnison County: Region of the Gunnison Watershed: Doyle's.

U.S.A., New Mexico, Sandoval County: Jemez Biology.

U.S.A., Colorado, El Paso County: Colorado Springs

U.S.A., Colorado, Jackson County: W of Walden.
Earl Lynd Johnston, 297. 8/1/1917.
with George G. Hedgecock

U.S.A., Colorado, Denver County: Denver.
Ellsworth Bethel, s.n.. 9/18/1916.

U.S.A., Colorado, Grand County: Middle Park: near Hot Sulphur Springs.
40.0731° N, 106.102° W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!
with W. W. Robbins

George A. Hutchins, s.n.. 9/5/1912.

Damp ground. Phenology: flowering & fruiting.

Swampy ground. Phenology: flowering.

U.S.A., Colorado, Larimer County: Estes Park.

U.S.A., Colorado, Jackson County: Walden, CO.

U.S.A., Colorado, Archuleta County: Piedra, CO: cottonwood grove southwest of Pargin house along Piedra River.
Bordering cottonwoods at edge of fields. Phenology: flowering.

U.S.A., Colorado, Archuleta County: Piedra

U.S.A., Colorado, Gunnison County: Gunnison.
Dry soil. Phenology: flowering.

U.S.A., Colorado, Delta County: Hotchkiss.

U.S.A., Colorado, no county County:

U.S.A., Wyoming, Converse County: Laramie Range: Rocky Ford Creek in Downey Park ca 3/4 mi N of Albany County on Old Fort Fetterman or County Road 16, ca 17-17.8 air mi W of Esterbrook; ca 28 air mi SW of Douglas.
Banks between the meadows and uplands. Phenology: flowering & fruiting.

U.S.A., Colorado, El Paso County: Pike National Forest: Manitou Park.
Wet meadow. Phenology: flowering.

U.S.A., Colorado, Larimer County: Rocky Mountain National Park: Estes Park; Davis Hill, near Fall River.
Ruth Ashton Nelson, 234. 9/14/1930.

U.S.A., Colorado, Larimer County: Rocky Mountain National Park: below Clateworthy's.
Large clump beside road. Phenology: flowering.

U.S.A., Wyoming, Converse County: Laramie Range: along Root Creek, ca 11 air mi SE of Glenrock; ca 19 air mi SW of Douglas.
Grazed cow pasture in sagebrush grassland. Phenology: flowering & fruiting.

Drier slopes. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: [location and coordinates withheld]
Drier areas along stream. Phenology: flowering.

U.S.A., Wyoming, Niobrara County: [location and coordinates withheld]
Fence rows. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 13 air mi S of Rozet, ca 20.5 air mi SE of Gillette on Bishop Road along Canyon Creek.
Frequent in bottomland under Populus sargentii. Phenology: flowering & fruiting.

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 13 air mi NNE of Reno Junction, ca 24 air mi SSE of Gillette along Belle Fourche River.
Frequent in sandy clay in upland with Ratibida and Psoralea. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Powder River Basin: ca 15 air mi NNW of Bill, ca 46.5 air mi N of Douglas in Rackabore Draw.
Frequent in grassy bottom. Phenology: flowering & fruiting.
Accession: USFS 324803, Barcode: RM0313636

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Goshen Hole: ca 1.5 mi SW of Torrington, along south side of North Platte River.
In river bottom with Conyza and Euthamia. Frequent. Phenology: flowering & fruiting.

U.S.A., Wyoming, Hot Springs County: Bighorn Basin: along the Big Horn River, ca 7 air mi NNE of Thermopolis; ca 1 air mi ENE of Lucerne.
Fence row and roadside.

U.S.A., Wyoming, Fremont County: Sage Hen Creek, ca 9.5 air mi NE of Jeffrey City.
Flood plain of creek.
with Georgia Haines

U.S.A., Wyoming, Campbell County: [location and coordinates withheld]
Plains and flats along creek, ditches; flats. Phenology: flowering.
with Mary Alice Sanguinetti

Sandy plains and draw, sandy roadcut and stream cut bank, sandy hill; draw. Phenology: flowering & fruiting.

Moist meadows around reservoir. Phenology: flowering.

U.S.A., Wyoming, Laramie County: [location and coordinates withheld]
Dry flats and benches along the creek. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bear Creek on Marsh or County Road 245-1, ca 3/4 mi W of (upside down V)X Ranch, ca 25.5 air mi ENE of Iron Mountain (Farthing); ca 35 air mi N of Cheyenne.
Drier cobblestone gravel bars. Phenology: flowering.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bear Creek ca 1/4 mi above Little Bear Creek on County Road 153, ca 14.3 air mi SE of Chugwater; ca 38.5 air mi SW of Torrington.
Meadows and low benches along the stream. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Dickau or County Road 47, on a tributary of West Fork Twentymile Creek, ca 19.5 air mi NE of Douglas; ca 10.8 air mi NNW of Shawnee.
Moist meadows along drainage channel. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along a tributary of Twentymile Creek on Manning or County Road 53, ca 24.5 air mi NE of Douglas; ca 14 air mi N of Lost Springs.
Benches and banks along drainage channel. Phenology: flowering & fruiting.

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Poison Spider Creek on Poison Spider or County Road 201 between Emigrant Gap Ridge and Oil Mountain, ca 18.5 air mi W of Casper.
Sand bars, stream bank, and low moist benches. Phenology: flowering & fruiting.

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along the North Platte River ca 0.5-0.8 mi above the mouth of Wagon Hound Creek, ca 6.8 air mi S of Douglas.
Open flats above the river. Phenology: flowering & fruiting.

Sandy flats along the river with scattered trees. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Indian Creek or County Road 60 ca 1.3 air mi W of Nebraska and ca 4 air mi N of Hat Creek Breaks, ca 22.3 air mi NE of Lusk; ca 18.5 air mi N of Van Tassell.
Moist swale above the reservoir. Phenology: flowering & fruiting.

U.S.A., Wyoming, Niobrara County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Indian Creek off Hat Creek or County Road 64, ca 16 air mi NE of Lusk; ca 19.8 air mi NW of Van Tassell.
Meadows and flats in the stream bottom. Phenology: flowering.

U.S.A., Wyoming, Laramie County: [location and coordinates withheld]
Benches and creek banks. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horse Creek and adjacent plains W of County Road 191, ca 4 air mi S of La Grange; ca 34 air mi S of Torrington.
Meadows along the creek. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horse Creek and adjacent plains W of County Road 191, ca 4 air mi S of La Grange; ca 34 air mi S of Torrington.
Gullies and steep slopes along the creek. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: off Sheep Creek or County Road 43 ca 3.5-4 air mi ENE of Torrington.
Banks of small canal. Phenology: flowering & fruiting.

U.S.A., Wyoming, Goshen County: [location and coordinates withheld]
Sand bars, mud flats, and river bank. Phenology: flowering & fruiting.

Sandy slopes and adjacent flats above the reservoir. Phenology: flowering & fruiting.

Meadows and low flats in the creek bottom. Phenology: flowering & fruiting.

Fence row and borrow pits. Phenology: flowering & fruiting.

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Horse Creek ca 1 air mi W of I-80 off Nimmo, True or County Road 120, ca 22 air mi N of Cheyenne.
In willow thickets along stream. Phenology: flowering.

U.S.A., Wyoming, Laramie County: Laramie Mountains: along South Fork Bear Creek E from Bristol Ridge or County Road 237, ca 27 air mi NNW of Cheyenne.
Along open, gently sloping banks and flats of stream. Phenology: flowering.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: east side of Norgrain Hill, ca 6 air mi NE of Aladdin, ca 24.5 air mi NE of Sundance.
Bottom of canyon with oak-ash and north-facing slopes with oak-ponderosa pine. Phenology: flowering.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: along a canyon leading into Beaver Creek, ca 0.8 air mi NW of Alva, ca 7.5 air mi ENE of Hulett.
Meadow above the canyon. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Keyhole Reservoir, just above the dam, ca 11.8 air mi NE of Moorcroft.
Sandy and muddy flats below high water level. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains: along Blacktail Creek, ca 10.7 air mi SE of Hulett, ca 11.3 air mi NW of Sundance.
Meadow along creek. Phenology: fruiting.

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Sagebrush grassland, reservoir, on dam. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Black Hills: Bear Lodge Mountains, Taylor Divide near head of Lytle Creek; ca 7.2 air mi NW of Sundance.
Grassland on rocky soil, south-facing slope. Phenology: flowering & fruiting.
with Dennis Horning

Grassland in canyon bottom. Phenology: flowering.
with Dennis Horning

U.S.A., Wyoming, Crook County: [location and coordinates withheld]
Big sagebrush-grassland. Phenology: flowering & fruiting.

U.S.A., Wyoming, Crook County: Powder River Basin: near Little Missouri River, ca 8 air mi NNE of New Haven.
Plains, flats near river, muddy margins of large holding pond; plains. Phenology: flowering.

U.S.A., Montana, Carter County: Ca 0.5 air mi S of Ridge Road at the head of Keith Creek, ca 4 air mi SE of Saddle Butte and ca 23.5 air mi SSW of Ekalaka.
Top and slopes of grass and sagebrush-dominated butte. Phenology: flowering.

U.S.A., Colorado, Custer County: Wet Mountains, Wet Mountain Valley, Sangre de Cristo Range, and Vicinity: Wet Mountains: north side of Lake Isabel W to road bridge over Saint Charles River.
Edge of lake, grassy flats, and coniferous forests. Phenology: flowering.
with Craig Freeman

U.S.A., Montana, Gallatin County: Bozeman.

U.S.A., Montana, no county County: Missoula to Butte.

U.S.A., Montana, Flathead County: Belton.
Along railroad. Phenology: flowering.

U.S.A., North Dakota, Williams County: Williston.
Alluvial flat by Missouri River. Phenology: flowering.

U.S.A., North Dakota, Stutsman County: Pingree.
Prairies. Phenology: flowering.

U.S.A., North Dakota, Benson County: Leeds.

U.S.A., North Dakota, Grant County:
Stony soil on side of butte. Phenology: flowering.

U.S.A., Montana, Phillips County: Larb Hills (South): near the head of South Fork Shotgun Coulee ca 1 air mi N of Coal Mine Hill, ca 44-45 air mi S of Saco; ca 40 air mi SSE of Malta.
Grassy slopes with exposed clay patches, rocky knolls, and swales. Phenology: flowering.

U.S.A., Montana, Phillips County: Little Rocky Mountains: ridge between Mission Creek and Damon Hill above King Creek, ca 5.5 air mi SE of Hays; ca 46.5 air mi SW of Malta.
Edge of road and adjacent open areas. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: From Bell Ridge Reservoir to Siparyann Creek, ca 4.5 air mi S of DY Junction, ca 58 air mi SW of Malta.
Bottom and slopes of a large dry wash. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Bjornberg Bridge Fishing Access Site: along the Milk River, ca 7 air mi ENE of Saco.
Flats above the river with cottonwood trees and an occasional green ash and Russian olive. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: The Pines Recreation Area: end of Fifth Ridge at Fort Peck Lake, ca 15 air mi SW of Fort Peck; ca 26.5 air mi S of Glasgow.
Ponderosa pine-Rocky Mountain juniper woods on the ridge. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: At the head of South Fork Duck Creek below Glen Reservoir off The Pines Road, ca 15 air mi WSW of Fort Peck; ca 21 air mi S of Glasgow.
On reservoir dam. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: at Bonetrail Boat Ramp on Fort Peck Lake, ca 47 air mi SW of Glasgow.
Flats and low slopes along the reservoir. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Upper Missouri River Breaks National Monument: along Winter Ridge Road ca 3.5 air mi SSW of Saskatchewan Butte, ca 62 air mi SW of Malta.
On slope of stock pond dam and in moist area below. Phenology: flowering.
Joseph L. M. Charboneau, 2267a. 7/25/2010.

U.S.A., Montana, Valley County: Bull Pasture Coulee and above, E of Windy Ridge Road, ca 1.5 air mi NE of Erie Reservoir, ca 17 air mi N of Hinsdale; ca 36.5 air mi NNW of Glasgow.
Clay to sandy semi-barren hillsides. Phenology: flowering.

U.S.A., Montana, Valley County: E of Windy Ridge Road, adjacent to unnamed reservoir, ca 1 air mi NNW of Erie Reservoir, ca 16.5 air mi N of Hinsdale; ca 37 air mi NNW of Glasgow.
Sagebrush-grasslands on clay soil around reservoir. Phenology: flowering.

U.S.A., Montana, Valley County: Canyon Creek, ca 3 air mi SW of Forsman Reservoir, ca 26.5 air mi NNW of Glasgow.
Sagebrush-grasslands on clay soil. Phenology: flowering.

U.S.A., Montana, Phillips County: S of the Milk River, E of Big McNeil Slough, and N of Nelson Reservoir, ca 3.5 air mi SW of Glascock Spring, ca 21 air mi NE of Malta.
Draw bottoms. Phenology: flowering.

U.S.A., Montana, Valley County: Bitter Creek Wilderness Study Area: N of Bitter Creek at unnamed reservoir, ca 7.5 air mi SE of Antelope Pass, ca 33.5 air mi N of Glasgow.
Sagebrush-grasslands on stony clay soil. Phenology: flowering.

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Seventh Point Ridge and Seventh Coulee, S of Refuge Road 332, ca 7 air mi ESE of Chico Reservoir, ca 26.5 air mi SSW of Glasgow.
Sagebrush-grasslands with juniper on clay hills. Phenology: flowering.

U.S.A., Montana, Valley County: Lake Grabel (dry), S of Hinsdale Road, ca 8 air mi WSW of Lighthouse Hill, ca 32 air mi NNE of Hinsdale; ca 48.5 air mi NNW of Glasgow.
Stony clay coulee slopes. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: W of Frenchman Road, ca 3/4 air mi SW of Frenchman Reservoir, ca 22 air mi NNW of Hinsdale; ca 45.5 air mi NW of Glasgow.
Moist coulee bottom. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Frenchman Creek, E of Turkey Track Road, ca 8 air mi E of Salsberg Reservoir, ca 28 air mi NNE of Saco; ca 45.5 air mi NE of Malta.
Clay hillsides. Phenology: flowering & fruiting.

U.S.A., Montana, Phillips County: Little Rocky Mountains: White Horse Canyon, ca 1 air mi N of Beaver Mountain, ca 4 air mi N of Zortman; ca 41 air mi SW of Malta.
Dry south-facing slope with ponderosa pine. Phenology: flowering.

U.S.A., Montana, Valley County: January Reservoir and vicinity, N of Little Beaver Road, ca 2 air mi ESE of Wilson Reservoir, ca 10 air mi SW of Glasgow.
Moist reservoir edge and dry streamsides. Phenology: flowering.

U.S.A., Montana, Valley County: Jim Reservoir, N of Triple Crossing Road, ca 3 air mi WSW of Arrambide Reservoir, ca 23.5 air mi SW of Glasgow.
Shrubland with sagebrush and greasewood on badlands clay soil. Phenology: flowering & fruiting.

U.S.A., Montana, Valley County: N of Kerr Road, Wards Reservoir, ca 6.5 air mi NE of Forsman Reservoir, ca 17 air mi SW of Opheim.
Swales in grasslands with fringed sage on clay soil. Phenology: flowering.
Joseph L. M. Charboneau, 3133b. 8/10/2010.

U.S.A., Montana, Valley County: Upper reaches of Chisholm Creek, ca 4.5 air mi SSW of Pikes Peak, ca 13.5 air mi SW of Opheim; ca 38 air mi N of Glasgow.
Moist areas surrounding stock pond. Phenology: flowering.

U.S.A., Montana, Valley County: Willow Creek near its confluence with Eagles Nest Coulee and ridge to the W, ca 7.5 air mi WNW of Newberry Flat Reservoir, ca 15 air mi NNE of Hinsdale; ca 32 air mi NW of Glasgow.
Silver sagebrush-grasslands on silty flood plain. Phenology: flowering.

U.S.A., Montana, Phillips County: PR-22 Reservoir, N of Whitewater Creek, ca 4.5 air mi SW of 3 Way No. 2 Reservoir, ca 10 air mi NW of Whitewater; ca 37.5 air mi NNE of Malta.
Moist areas surrounding reservoirs. Phenology: flowering.

U.S.A., Colorado, Ouray County: Uncompahgre Basin: Billy Creek State Wildlife Area, junction of Brook Creek and Billy Creek, ca 15 1/4 air mi SE of Montrose.
Riparian area in pinyon/juniper. Phenology: flowering.

U.S.A., Colorado, Delta County: Uncompahgre Plateau: Escalante Canyon: Cottonwood Spring, ca 9 3/4 road mi up the canyon from the Gunnison River, ca 15.5 air mi SW of Delta.
Sandstone canyon in pinyon/juniper. Phenology: flowering.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. falcatum .
with Gay Austin

Holding pond and creek at edge of sagebrush and rabbitbrush; graminoids dominant. Phenology: flowering.

U.S.A., Wyoming, Carbon County: Upper North Platte and Laramie River Drainages: Hanna Basin: Medicine Bow River at County Road 291, ca 10.1 air mi N of Hanna.
Sagebrush-greasewood in disturbed area. Phenology: flowering.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: small canyon between Spring Creek and Dave Wood Road, ca 2/3 road mi SW of Dave Wood Road on BLM road, ca 9.5 air mi SW of Montrose.
Pinyon/juniper woodland. Phenology: flowering.
1. Symphyotrichum falcatum (Lindl.) G. L. Nesom var. falcatum .

U.S.A., Wyoming, Albany County: Laramie Basin: south side of Spring Creek S of Spring Creek Road and W of Corthell Hill subdivision on south side of Laramie; ca 0.8 mi N of I-80.
Banks of small tributary spring on alkaline, whitish-marly moist soil. Community of Juncus balticus, Scirpus pungens, Juncus, Eleocharis, with Parnassa, Sisyrinchium pallidum and Senecio debilis.
with Laura Welp

U.S.A., Wyoming, Albany County: Laramie Basin: north shore of Leazenby Lake between the two north arms of the lake, ca 0.5 mi E of U.S. Hwy 287, ca 8.8 air mi S of Laramie.
Distichlis spicata-Muhlenbergia richardsonis-Sporobolus airoides meadow on reddish clay soil on banks of lake; soil dry on surface with scattered Haplopappus, Cirsium tioganum. Phenology: flowering.
with Laura Welp

U.S.A., Wyoming, Natrona County: Sweetwater River Plateau: Jackson Lake, ca 1-1.5 mi S of the Sweetwater River, ca 2 mi N of Wyo Hwy 220, ca 6 mi W of Devils Gate.
Scirpus nevadensis-Distichlis spicata community on moist but not flooded alkali-clay soils near banks of lake. Phenology: flowering & fruiting.

U.S.A., South Dakota, Fall River County: Ca 2 mi NE of Edgemont.
43° 19' N, 103° 48.4' W; unknown, , Specimen Label
Sandy bank, with Cenchrus, Heterotheca. Rays white. Phenology: flowering & fruiting.

U.S.A., Nebraska, Scotts Bluff County: Winters Creek Lake, ca 10 mi N of Minatare.
41° 57' N, 103° 31.5' W; unknown, , Specimen Label
Grassy meadow, with Bromus, Poa. Flower rays white. Phenology: flowering & fruiting.

U.S.A., Wyoming, Albany County: West slope Laramie Range: ca 1.5 mi NE of U.S. Hwy 30, ca 3.7 air mi E of downtown Laramie.
Grassy flat, fine sand overlyinig bedrock; with Elymus smithii, Koeleria macrantha, Heterotheca villosa. Phenology: flowering.