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  1. By: Whetzel, Herbert Hice, - Rosenbaum, Joseph,
    Publication info: Washington, Govt. Print. Off, 1912
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  1. By: Rosenbaum, Joseph, - Sando, Charles E. (Charles Earl),
    Type: Article
    In: American journal of botany
    Volume: 7
    Issue: 2
    Date: 1920-02
    Page Range: 78--82
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-