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  1. By: Curtis, Otis Freeman,
    Publication info: Ithaca, 1918
    Holding Institution: Cornell University Library
  2. By: Curtis, Otis Freeman,
    Edition: 1st ed.
    Publication info: New York, McGraw-Hill Book Company, Inc, 1935
    Holding Institution: MBLWHOI Library
  1. By: Curtis, Otis Freeman,
    Type: Article
    In: American journal of botany
    Volume: 10
    Issue: 7
    Date: 1923-07
    Page Range: 361--382
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-
  2. By: Curtis, Otis Freeman,
    Type: Article
    In: American journal of botany
    Volume: 7
    Issue: 3
    Date: 1920-03
    Page Range: 101--124
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-
  3. By: Curtis, Otis Freeman,
    Type: Article
    In: American journal of botany
    Volume: 7
    Issue: 7
    Date: 1920-07
    Page Range: 286--295
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-