United States, California, Colusa, Colusa County: Walker Ridge. Along Walker Ridge Road, ca. 0.5 road mi N of intersection with road to Indian Valley Reservoir. Parking area, undeveloped roads, flats and slopes on W side of road.
39.0723132813069 -122.484022585562 NAD83
10S 544634E 4324928N
843 meters
2766ft
Ridges around drainage and within drainage. Burned chamise chaparral, rocky balds and weedy roadside drainage areas. Emmenanthe common. | Access Database Number (Deprecated): UCD82536