United States, California, Riverside, Santa Margarita Ecological Reserve (SMER), research station at north side of reserve, ca. 2.75 miles northeast of Gavilan Mtn.
33.45778 -117.16972
33.00° 27.00m 28s N; 117.00° 10.00m 11s W
351 meters
1150ft.
Growing in flat portion of a gravel parking lot outside research station. Exposed.