United States, California, Los Angeles, Los Angeles County: Foothills of San Gabriel Mtns., Big Tujunga Wash, east San Fernando Valley, west of Sunland, SW of Interstate Hwy 210, east of Hansen Dam, and north of Wentworth Street.
34.26667 -118.33333
335 meters
335 m.
Fairly common annual in a single patch; alluvial soil near a horse trail, at base of bluff and just S of creek.