United States, California, Tehama, Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. T25N R07W S20 SE1/4 of NE1/4 USGS Quadrangle: Raglin Ridge 1:24,000
40.011111 -122.664722 NAD 1927
T25N R07W S20 SE1/4 of NE1/4; 40§ 40s N; 122§ 39m 53s W
945 meters (3100ft)
Open roadside in serpentine chaparral across northwest-facing slope. Rocky, poorly developed soil. Flowers bright yellow; common.