United States, California, Glenn, 0.7 mi S of Black Diamond Rd. (18N02) at W edge of County Rd. 306 (Elk Creek-Stonyford Rd.) T18N R06W S20 NE1/4 of SW1/4
39.398889 -122.551667 +-402m. NAD83
T18N R06W S20 NE1/4 of SW1/4; 39§ 23m 56s N; 122§ 33m 6s W
341 meters
1120ft.
On W edge of road. Associates: Quercus douglasii, Q. lobata, annual grasses.