Locality: United States, California, San Diego County, Loveland Reservoir (land owned by the Sweetwater River Valley Authority): S of Alpine, S of Japatul Valley Road and E of it junction with Dehsa Rd.; NE end of lake near the trail from the Fishing Access parking lot.
Elevation: 418 meters (1371ft)
Habitat: Oak woodland/Chaparral. Mostly granite with some reddish clays.