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·Consortium of California Herbaria specimen records (includes links to BerkeleyMapper)
· Jepson eFlora page with bioregion map and CCH specimen records |
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Jepson's "A Flora of California" (genus) |
Search this site in Google for other references
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 | Cal Photos images |
 | Common names |
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IPNI |
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Tropicos Taxonomic information from the Missouri Botanical Garden |
 | Calflora: Taxon report · Distribution · Observations |  |
KBD Kew Bibliographic Database |
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GBIF
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Google Scholar
Google Books |
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JSTOR Plant Science |
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