United States, California, Riverside, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range
33.5012 -115.48445 +-1000m.
33° 30.072m N; 115° 29.067m W
Red Cloud Canyon 7.5’ Q.
686 meters
2200 - 2250ft.
Stony rolling hills cut by wash with coarse granitic sand, and various rocks including basalt and conglomerate; creosote bush scrub with Larrea, Senegalia, Bebbia, Ephedra californica, Fouquieria, Psorothamnus spinosus, Ambrosia dumosa, Encelia farinosa, Lycium andersonii, Yucca schidigera, Tetracoccus, etc.
Uncommon to scarce annual on wash margin; fls. yellow. Stems ascending to decumbent.