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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Hernandez, Hector M
    Type: Article
    In: Acta Botánica Mexicana
    Volume: 12
    Date: 1990
    Page Range: 25--30
    Publication Info: México, Instituto de Ecología, A C, 1988-
  2. By: Toledo, Victor Manuel - Hernandez, Hector M
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 66
    Date: 1979
    Page Range: 503--511
    Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-
  3. By: Hernandez, Hector M - Toledo, Victor Manuel
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 66
    Date: 1979
    Page Range: 512--520
    Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-
  4. By: Hernandez, Hector M
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 73
    Date: 1986
    Page Range: 755--763
    Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-