United States, California, Amador, Amador Co.: Cosumnes Blue Oak Habitat. Howard Ranch. Hills S of Twin Cities Rd. (Hwy.104).
38.4 -121
38° 24m N; 121° W
85 meters (279ft)
Mostly Gopher Ridge Volcanic Formation (JgO), some Mehrten Formation. Open Quercus douglasii woodland, savannah, with many rock outcrops. Dense, scattered colonies in openings at edge of canopy. Annual. Flowers white. | Access Database Number (Deprecated): UCD146590