15 August 2005.
Wyoming, United States
Locality: North side of Highway 34, road cut just west of Exit 73, Interstate 25 (southwest Wheatland), Platte County.
Coordinates: 41.9608, -104.9567
(Map it)
Elevation: 1548m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Rocky, gravelly roadside, road cut, and adjacent grazed land. More level land next to road had been mowed.
Comment: Population size 250; past peak flowering.
Collector(s):