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  1. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 87
    Issue: 2
    Date: 1973
    Page Range: 194--194
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Harms, Vernon L
    Type: Article
    In: Rhodora
    Volume: 70
    Date: 1968
    Page Range: 301--303
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  3. By: Harms, Vernon L
    Type: Article
    In: American fern journal
    Volume: 68
    Date: 1978
    Page Range: 119--120
    Publication Info: [Washington, etc.] American Fern Society
  4. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 91
    Issue: 1
    Date: 1977
    Page Range: 109--110
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Harms, Vernon L - Hudson, J H - Heilmanternier, J
    Type: Article
    In: Rhodora
    Volume: 82
    Date: 1980
    Page Range: 239--280
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  6. By: Costea, Mihai - Tardif, François J. - Harms, Vernon L
    Type: Article
    In: SIDA, contributions to botany
    Volume: 21
    Date: 2004
    Page Range: 1229--1230
    Publication Info: [Dallas, W. F. Mahler, etc.], 1962-
  7. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 93
    Issue: 2
    Date: 1979
    Page Range: 213--213
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  8. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 95
    Issue: 4
    Date: 1981
    Page Range: 489--490
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  9. By: Harms, Vernon L - Hooper, Donald F. - Baker, Les
    Type: Article
    In: The Canadian field-naturalist
    Volume: 99
    Issue: 4
    Date: 1985
    Page Range: 498--502
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  10. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 88
    Issue: 4
    Date: 1974
    Page Range: 532--533
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  11. By: Harms, Vernon L
    Type: Article
    In: American fern journal
    Volume: 56
    Date: 1966
    Page Range: 29--32
    Publication Info: [Washington, etc.] American Fern Society
  12. By: Harms, Vernon L
    Type: Article
    In: American fern journal
    Volume: 73
    Date: 1983
    Page Range: 117--121
    Publication Info: [Washington, etc.] American Fern Society
  13. By: Harms, Vernon L - Ledingham, George F.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 1
    Date: 1986
    Page Range: 107--110
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  14. By: Mcgregor, Ronald L - Harms, Vernon L - Poindexter, Jerold D
    Type: Article
    In: Rhodora
    Volume: 63
    Date: 1961
    Page Range: 146--148
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  15. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 87
    Issue: 1
    Date: 1973
    Page Range: 63--63
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  16. By: Harms, Vernon L
    Type: Article
    In: Rhodora
    Volume: 75
    Date: 1973
    Page Range: 491--491
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  17. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 83
    Issue: 3
    Date: 1969
    Page Range: 253--256
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  18. By: Harms, Vernon L
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 32
    Date: 1985
    Page Range: 1--10
    Publication Info: Berkeley, California Botanical Society,
  19. By: Harms, Vernon L - Hudson, John H. - Ledingham, George F.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 1
    Date: 1986
    Page Range: 45--51
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  20. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 103
    Issue: 4
    Date: 1989
    Page Range: 564--571
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  21. By: Harms, Vernon L
    Type: Article
    In: Rhodora
    Volume: 67
    Date: 1965
    Page Range: 86--88
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  22. By: Harms, Vernon L - Hudson, J H
    Type: Article
    In: Rhodora
    Volume: 76
    Date: 1974
    Page Range: 39--44
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  23. By: Harms, Vernon L - Hudson, John H.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 92
    Issue: 4
    Date: 1978
    Page Range: 389--391
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  24. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 97
    Issue: 2
    Date: 1983
    Page Range: 240--241
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  25. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 97
    Issue: 1
    Date: 1983
    Page Range: 91--93
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  26. By: Harms, Vernon L
    Type: Article
    In: The Canadian field-naturalist
    Volume: 102
    Issue: 3
    Date: 1988
    Page Range: 572--577
    Publication Info: Ottawa Ottawa Field-Naturalists' Club