United States, California, Mariposa, Hwy 140 just outside of yosemite np, across rd from first buildings outside of Park (motels, restaurants). 1.35 Mi e of el portal rd. Grassy se-facing slope-- Manzanita, oaks, pines above. Sympatric with c. Williamsonii (t. Holtsford 920527-6). Buds globose.