dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Williams, Norris H - Whitten, William Mark,
    Type: Article
    In: The Biological bulletin
    Volume: 164
    Date: 1983-06-01
    Page Range: 355--395
    Publication Info: Woods Hole, Mass Marine Biological Laboratory
  2. By: Gajdeczka, Michael T - Neubig, Kurt M - Judd, Walter S. - Whitten, William Mark, - Williams, Norris H - Perkins, Kent D
    Type: Article
    In: Journal of the Botanical Research Institute of Texas
    Volume: 4
    Date: 2010
    Page Range: 245--260
    Publication Info: Fort Worth, Tex, Botanical Research Institute of Texas, 2007-
  3. By: Fritze, Karen J - Williams, Norris H
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 75
    Date: 1988
    Page Range: 168--191
    Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-