dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Ruffin, John
    Type: Article
    In: Contributions from the Gray Herbarium of Harvard University
    Issue: 207
    Date: 1977
    Page Range: 117--131
    Publication Info: [Cambridge, Mass.] Harvard University -1984]
  2. By: Ruffin, John
    Type: Article
    In: SIDA, contributions to botany
    Volume: 5
    Date: 1974
    Page Range: 301--333
    Publication Info: [Dallas, W. F. Mahler, etc.], 1962-
  3. By: Ruffin, John
    Type: Article
    In: SIDA, contributions to botany
    Volume: 5
    Date: 1974
    Page Range: 341--352
    Publication Info: [Dallas, W. F. Mahler, etc.], 1962-