United States, California, Riverside, Joshua Tree National Park; along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of (paved) National Park Loop Rd.; Joshua Tree National Park;
33.92417 -116.0581
990 meters (3247ft)
Sandy flats in variously loose sand, granite alluvium; with Larrea tridentata, Ambrosia dumosa, Cryptantha angustifolia.