02 September 2013.
California, United States
Locality: West side of Highway 49 at junction with Blacks Creek Road, and south approximately 0.5 mile toward Coulterville, Mariposa County.
Coordinates: 37.7479, -120.2437
(Map it)
Elevation: 623m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Roadside ditch and up side of steep, rocky slope.
Number of plants sampled: 40
Comment: Large population, but early in flowering; few mature seed heads.
Collector(s):