United States, California, Nevada, Ca. 350 m upstream of Long Valley Rd. on Clear Creek. On steep bank with n exposure. Ca. 5.5 km wsw Grass Valley.
39.1825 -121.137778 +-201m. NAD83
39§ 10m 57s N; 121§ 8m 16s W
510 meters (1673ft)
Petlas red-purple. Ca. 150 individuals. On steep bank with n exposure. Riparian zone within serpentine, on deep leaf and stem litter. Heteromeles arbutifolia, Libocedrus decurrens association.