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By: Vogl, Richard J.Type: ArticleIn: Madroño; a West American journal of botanyVolume: 22Series:Issue:Date: 1974Page Range: 404--405Publication Info: Berkeley California Botanical SocietySubjects:
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By: Wilson, R C - Vogl, Richard J.Type: ArticleIn: Madroño; a West American journal of botanyVolume: 18Series:Issue:Date: 1965Page Range: 47--62Publication Info: Berkeley California Botanical SocietySubjects: