Locality: United States, Colorado, Jefferson, East base of the hogback locally called Tin Cup Ridge, the northward extension of Dinosaur Ridge into Golden, 6.4 km. south southeast of the GNIS location of Golden.
39.71358572 -105.2038184 WGS 1984
Elevation: 1889 meters (6196ft)
Habitat: Mixed grasses and forbs. Collected with Erigeron tracyi, Heterotheca villosa, Medicago lupulina, and Poa compressa.