Collected
20 June 1991.
Arizona, United States
Locality: Pima Co., Reddington Pass Rd., 1.8 mi. from end of pavement (Tanque Verde Rd.), Agua Caliente Hill.
Environment description: Arizona Upland Subdivision Sonoran Desertscrub with Cercidium microphyllum, Fouquieria splendens, Opuntia engelmannii, Opuntia versicolor, Calliandra eriophylla.