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By: Stekel, PeterType: ArticleIn: CrossosomaVolume: 6Series:Issue: 6Date: 1980-12Page Range: 1--4Publication Info: Claremont, CA, Southern California Botanists, Rancho Santa Ana Botanic Garden,Subjects:
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By: Billings, W. D. (William Dwight), - Stekel, Peter - Cope, Edward A.,Type: ArticleIn: Madroño; a West American journal of botanyVolume: 25Series:Issue:Date: 1978Page Range: 174--176Publication Info: Berkeley, California Botanical Society,Subjects: