United States, California, Colusa, On the east side of an off road trail (Trail 30), about 100 yards south of Fouts Road, about 5 miles (by road) west of Stonyford. T18N R07W S34 SW1/4
39.364167 -122.634444
T18N R07W S34 SW1/4; 39§ 21m 51s N; 122§ 38m 4s W
613 meters
2012ft.
Small to normal size annual plants, on dry serpentine soil. Common. Flowers dark pink. Chaparral.