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Nomenclatural Changes in A Flora Of Southern California, P.A. Munz, 1974.
Vol 12, Iss 1, Page 1
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A Botanical Tourist in the Canary Islands
Vol 12, Iss 1, Page 17
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A Guide to the Perennial Plants Occuring Along the Palms to Pines Highway in Riverside County
Vol 12, Iss 2, Page 1
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Progress on the Second Edition of the Flora of the Santa Monica Mountains, California
Vol 12, Iss 2, Page 9
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Early Human Uses of Southern California Vegetation
Vol 12, Iss 3, Page 1
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Stand Characteristics of Southern Oak Woodland on the Santa Rosa Plateau, Southern California
Vol 12, Iss 4, Page 1
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Carnivorous Plants Found in California
Vol 12, Iss 4, Page 8
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The Ecological Crisis - How Serious?
Vol 12, Iss 6, Page 1