PLANT: intricately branched. LEAVES: mostly present during flowering, usually puberulent with ciliolate margins; glandular petiole base becoming darkened at maturity; stipules usually present, to 0.9 mm long, attached to glandular petiole base. NOTES: See also parent taxon. Hillsides and canyons: Coconino, Graham, Mohave, Yavapai cos.; 1400-1900 m (4500-6300 ft); Mar-Jun; CA, CO, ID, NV, OR, UT, WA. REFERENCES: Mason, Charles T., Jr. Crossosomataceae. . Ariz.-Nev. Acad. Sci. 26(1):2