14 August 2005.
Wyoming, United States
Locality: South side of Happy Jack Road (Highway 210), 3 miles east of Curt Gowdy State Park, Laramie County.
Coordinates: 41.1944, -105.1917
(Map it)
Elevation: 2200m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Roadside, gravelly, grassy ditch, into adjacent, grazed meadow. Chert soil.
Comment: Population size >300; scattered; past peak flowering.
Collector(s):