United States, California, Los Angeles, San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. Canyon bottom and adjacent slopes along unnamed dirt access rd to gauging stn. below Morris Dam.; Azusa
34.1666667 -117.8833333
T1N R10W S13, 14, 24
244-274 meters
800-900ft.
Coastal sage scrub and chaparral are predominant on upland slopes. Canyon bottom a mix of open riverwash and Salix scrub.
Uncommon perennial on steep upland slopes and rock crevices.