U.S.A., California, Amador, Sierra Nevada Mountains Foothills: along Tonzi Road 0.3 miles west of its junction with CA-49, west of Sutter Creek (Amador City 7.5Õ).
38.40666 -120.83777
38.40666 N 120.83777 W .
360 meters
360 m.
On a grassy flat and rocky bank. Grazing grassland with occasional oaks community.