United States, California, San Bernardino, Between grass valley and silurian valley, just south of slocum mtn, along blm rd # 7477 approx 13 mi ene of fremont peak.; Opal Mountain 7.5'
35.24855 -117.2146167 NAD83
1027 meters
3368ft.
Base of gravelly hill. Geologic formation: alluvium. Parent rock: mixed. Soil type: gravel.
Larrea tridentata, Ambrosia dumosa, Mentzelia nitens, Lycium andersonii, Phacelia fremontii, P. tanacetifolia, Oxytheca perfoliata, Salvia carduacea