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By: Powell, A Michael - Powell, Shirley AType: ArticleIn: SIDA, contributions to botanyVolume: 7Series:Issue:Date: 1977Page Range: 80--90Publication Info: [Dallas W. F. Mahler, etc.] 1962-Subjects:
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By: Powell, A Michael - Powell, Shirley AType: ArticleIn: Madroño; a West American journal of botanyVolume: 25Series:Issue:Date: 1978Page Range: 160--169Publication Info: Berkeley California Botanical SocietySubjects: