United States, California, Plumas, Serpentine of reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. T26N R09E S15
40.114444 -120.965556 +-402m. NAD83
T26N R09E S15; 40§ 6m 52s N; 120§ 57m 56s W
1372 meters
4500ft.
Serpentine of reservoir shore.
Label says Calif. Dept of Food and Agriculture Botany Laboratory Herbarium--CDA