USA, Arizona, La Paz, Along Shea Rd. (Osborne Well Rd.) about 10 mi E of Parker, 4 mi E of Black Peak, on dunes S of road and Osborne Wash, in dune swales between stable sand dunes.
34.1256 -114.120262 +-4076m.
274 meters
900'
Nutlets verrucose and winged, wings slightly lacerate.