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  1. By: Brooks, Ralph E.,
    Type: Article
    In: American fern journal
    Volume: 70
    Date: 1980
    Page Range: 91--92
    Publication Info: [Washington, etc.] American Fern Society
  2. By: Brooks, Ralph E.,
    Type: Article
    In: American fern journal
    Volume: 68
    Date: 1978
    Page Range: 94--95
    Publication Info: [Washington, etc.] American Fern Society
  3. By: Freeman, Craig Carl - Brooks, Ralph E.,
    Type: Article
    In: SIDA, contributions to botany
    Volume: 13
    Date: 1988
    Page Range: 241--250
    Publication Info: [Dallas, W. F. Mahler, etc.], 1962-
  4. By: Brooks, Ralph E., - Whittemore, Alan T.
    Type: Article
    In: Novon a journal of botanical nomenclature from the Missouri Botanical Garden
    Volume: 9
    Date: 1999
    Page Range: 11--12
    Publication Info: St. Louis, MO, Missouri Botanical Garden,
  5. By: Brooks, Ralph E., - Hauser, Larry A
    Type: Article
    In: SIDA, contributions to botany
    Volume: 7
    Date: 1978
    Page Range: 304--304
    Publication Info: [Dallas, W. F. Mahler, etc.], 1962-
  6. By: Brooks, Ralph E.,
    Type: Article
    In: Phytologia
    Volume: 52
    Issue: 1
    Date: 1982
    Page Range: 8
    Publication Info: Bronx Park, New York H.A. Gleason and H.N. Moldenke
  7. By: Brooks, Ralph E.,
    Type: Article
    In: Rhodora
    Volume: 78
    Date: 1976
    Page Range: 773--775
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  8. By: Brooks, Ralph E.,
    Type: Article
    In: American fern journal
    Volume: 72
    Date: 1982
    Page Range: 79--84
    Publication Info: [Washington, etc.] American Fern Society
  9. By: Brooks, Ralph E.,
    Type: Article
    In: Rhodora
    Volume: 85
    Date: 1983
    Page Range: 343--354
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],