United States, California, San Bernardino, BLMSoutheast Castle Mountains; along NN115 0.1 mile from junction with NN110. Southeast of Hart and mine.; Hart Peak 7.5' quad. San Bernardino meridian
35.27925 -115.08244 NAD83
T14N R18E S19 NE1/4 of SW1/4
1299 meters
4261ft.
Side of rolling hill, flats at base of hill, and wash. Hillside slope ca. 20 degrees, facing west. Soil of sand, cobble, and some duff. Hillside mostly mid-Miocene rhyolite tuff, flows, and intrusive rocks; top of hill is late Miocene gravel deposits; wash is Quaternary alluvium. Joshua tree woodland and creosote bush scrub. Occasional on hillside, frequent in wash.