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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Halsey, Richard W
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 52
    Date: 2005
    Page Range: 76--78
    Publication Info: Berkeley, California Botanical Society,
  2. By: Halsey, Richard W
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 52
    Date: 2005
    Page Range: 213--214
    Publication Info: Berkeley, California Botanical Society,