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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Jack, James B.
    Type: Article
    In: Journal of the New York Botanical Garden
    Volume: 45
    Issue: 535
    Date: 1944-07
    Page Range: 148--152
    Publication Info: Lancaster, Pa, Published for the Garden by the New Era Printing Co, 1900-
  2. By: Jack, James B.
    Type: Article
    In: Journal of the New York Botanical Garden
    Volume: 43
    Issue: 505
    Date: 1942-01
    Page Range: 1--6
    Publication Info: Lancaster, Pa, Published for the Garden by the New Era Printing Co, 1900-