12 July 2011.
Colorado, United States
Locality: South side of County Road 108, approximately 0.2 mile to County Road 51, Briggsdale, Weld County.
Coordinates: 40.7687, -104.5848
(Map it)
Elevation: 1600m.
Environment description: Roadside.
Comment: Population of >100 plants.
Collector(s):