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  1. By: Nauman, Clifton E
    Type: Article
    In: American fern journal
    Volume: 77
    Date: 1987
    Page Range: 71--72
    Publication Info: [Washington, etc.] American Fern Society
  2. By: Moyroud, Richard - Nauman, Clifton E
    Type: Article
    In: American fern journal
    Volume: 79
    Date: 1989
    Page Range: 155--155
    Publication Info: [Washington, etc.] American Fern Society
  3. By: Nauman, Clifton E
    Type: Article
    In: SIDA, contributions to botany
    Volume: 9
    Date: 1981
    Page Range: 1--18
    Publication Info: [Dallas, W. F. Mahler, etc.], 1962-
  4. By: Wagner, Warren H.‏ (Warren Herbert),‏ - Nauman, Clifton E
    Type: Article
    In: American fern journal
    Volume: 72
    Date: 1982
    Page Range: 97--102
    Publication Info: [Washington, etc.] American Fern Society
  5. By: Nauman, Clifton E
    Type: Article
    In: SIDA, contributions to botany
    Volume: 12
    Date: 1987
    Page Range: 69--74
    Publication Info: [Dallas, W. F. Mahler, etc.], 1962-
  6. By: Nauman, Clifton E - Austin, Daniel F
    Type: Article
    In: American fern journal
    Volume: 68
    Date: 1978
    Page Range: 65--66
    Publication Info: [Washington, etc.] American Fern Society