07 July 1986.
Cache County, Utah, United States
Locality: Hyrum Lake Dam just southeast of Hyrum
Coordinates: 41.6125, -111.8547
(Map it)
Elevation: 1325m.
Georeference protocol: Lat/Lon determined via Map location
Habitat: Wild Habitat
Environment description: Disturbed area on sandy and rocky soils.
Associated species: Medicago sativa, Artemisia tridentata, and Bromus japonicus.