United States, California, Lake County, Lake County: Mayacmas Mountains; Hahn ranch (near Glenbrook). (Exact location unknown. Coordinates estimated by label maker.)
38.869722 -122.758056 +-500m. WGS84
38° 52m 11s N; 122° 45m 29s W
Dry hillsides on serpentine. | Access Database Number (Deprecated): UCD162959