Collected
21 August 2008.
Arizona, United States
Locality: Willow Springs Road, N of Willow Springs Ranch (N 32 42.84' X W 110 53.67')
Elevation: 3810m.
Environment description: Gravelly low hills and arroyos in shrubby grassland w/Acacia greggii, Cylindropuntia spinosior, Ericameria laricifolia, etc.