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Geological Survey of California
Books
Botany: Apetalæ, Gymnospermæ, Monoctyledonous or endogenous plants, Cryptogamous plants
Geological Survey of California
By Sereno Watson
Geological Survey of California
Special Reports of State Geologist, 1860-: Botany: pt. 1-2. Polypetalae and Gamopetalae
Geological Survey of California, California. Geological Survey
Ornithology
Geological Survey of California
Botany ...
Asa Gray, Geological Survey of California, William Henry Brewer, Sereno Watson
