[Desert Chicory and Plumseeds: The Genus Rafinesquia in the Mountains and Deserts of the American Southwest]
California Chicory, California Plumseeds
Rafinesquia californica
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California plumseed seen on the sandy wash of Hornblend Canyon upstream from San Diego County Route S-2, Anza-Borrego Desert State Park...........March 26, 2011.
Paul Slichter