03 June 1994.
California, United States
Locality: About 15 miles East of Marysville, on Rte. 20, then 6 miles NE on Peoria Rd. to Sierra Foothills Experiment Station.
Coordinates: 39.2347, -121.2853
(Map it)
Elevation: 130m.
Environment description: Mountain foothills along bank of creek leading to Yuba River, 60% sand, 27% sh, 13% clay. Soil thin rocky. Slope 25-30 degrees, southern aspect. Scrub oak, grasslands with wild oat, pine, bromus, introduced Trifolium hirtum.
Number of plants sampled: 100
Comment: Frequent abundance. Soil pH 6.9.
Collector(s):