U.S.A., Wyoming, Carbon, Upper North Platte and Laramie River Drainages: sand dunes W of County Road 351, ca 4.4 air mi SW of Seminoe Dam; ca 23.5 air mi NE of Sinclair.
42.1085 -106.9486
42.1085° N, 106.9486° W; T25N R85W S25; also S36
1829-2006 meters
6000-6580 ft.
Sand dunes; open areas and knolls of Artemisia cana, Psoralidium lanceolatum, and Chrysothamnus sp.