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  1. By: Ennis, Jacob.
    Holding Institution: Missouri Botanical Garden, Peter H. Raven Library
    BHL Collections: Engelmann Papers, Missouri Botanical Garden
  1. By: Ennis, Jacob.
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 13
    Date: 1861
    Page Range: 124--125
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,