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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Smith, Richard H
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 21
    Date: 1971
    Page Range: 26--32
    Publication Info: Berkeley, California Botanical Society,
  2. By: Smith, Richard H
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 28
    Date: 1981
    Page Range: 272--275
    Publication Info: Berkeley, California Botanical Society,