08 October 2008.
Wyoming, United States
Locality: Along US Highway 287, Fremont County.
Coordinates: 42.6733, -108.4050
(Map it)
Elevation: 1717m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Roadside, ruderal area. Associated with Helianthus.
Comment: Numerous plants.
Collector(s):