06 September 2017.
California, United States
Locality: Area behind a big storage tank and along a wet shore of a brook that was fed from a small reservoir upstream.
Coordinates: 39.9538, -120.9648
(Map it)
Elevation: 1067m.
Habitat: Wild Habitat
Number of plants sampled: 5
Comment: The Rudbeckia occidentalis population was relatively small, the plants were in partial shade and did not look particularly vigorous.
Collector(s):