LEAVES: See also parent taxon. 1-3.5 mm wide. NOTES: See also parent taxon. Dry desert washes, drainages, canyons, occasionally open slopes: Greenlee, Graham, Cochise, Maricopa, Pinal, Pima cos.; 500-1500 m (1600-5000 ft); flowering throughout the year; AZ; Mex. REFERENCES: Kyle Christie, Michael Currie, Laura Smith Davis, Mar-Elise Hill, Suzanne Neal, and Tina Ayers, 2006 Vascular Plants of Arizona: Rhamnaceae. CANOTIA 2(1): 23-46.