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  1. By: Campbell, Douglas Houghton,
    Type: Article
    In: American journal of botany
    Volume: 3
    Issue: 6
    Date: 1916-06
    Page Range: 261--273
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-
  2. By: Campbell, Douglas Houghton,
    Type: Article
    In: American journal of botany
    Volume: 10
    Issue: 1
    Date: 1923-01
    Page Range: 38--56
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-
  3. By: Campbell, Douglas Houghton,
    Type: Article
    In: American journal of botany
    Volume: 10
    Issue: 4
    Date: 1923-04
    Page Range: 173--186
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-
  4. By: Campbell, Douglas Houghton,
    Type: Article
    In: American journal of botany
    Volume: 10
    Issue: 10
    Date: 1923-12
    Page Range: 515--536
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-
  5. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 5
    Date: 1891-08
    Page Range: 231--258
    Publication Info: London, Academic Press [etc.],
  6. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 10
    Date: 1896-12
    Page Range: 489--510
    Publication Info: London, Academic Press [etc.],
  7. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 12
    Date: 1898-03
    Page Range: 1--28
    Publication Info: London, Academic Press [etc.],
  8. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 25
    Date: 1911-07
    Page Range: 773--789
    Publication Info: London, Academic Press [etc.],
  9. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 15
    Date: 1901-03
    Page Range: 103--118
    Publication Info: London, Academic Press [etc.],
  10. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 22
    Date: 1908-04
    Page Range: 330--330
    Publication Info: London, Academic Press [etc.],
  11. By: Campbell, Douglas Houghton,
    Type: Article
    In: American journal of botany
    Volume: 8
    Issue: 6
    Date: 1921-06
    Page Range: 303--314
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-
  12. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 35
    Date: 1921-04
    Page Range: 141--158
    Publication Info: London, Academic Press [etc.],
  13. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 36
    Date: 1922-10
    Page Range: 441--455
    Publication Info: London, Academic Press [etc.],
  14. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 20
    Date: 1906-07
    Page Range: 321--321
    Publication Info: London, Academic Press [etc.],
  15. By: Campbell, Douglas Houghton,
    Type: Article
    In: The Sarawak Museum journal
    Volume: 2
    Issue: 1
    Date: 1914
    Page Range: 73--78
    Publication Info: [Kuching], Sarawak Museum, [1911-
  16. By: Campbell, Douglas Houghton,
    Type: Article
    In: American journal of botany
    Volume: 2
    Issue: 5
    Date: 1915-05
    Page Range: 199--210
    Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-
  17. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 20
    Date: 1906-07
    Page Range: 322--322
    Publication Info: London, Academic Press [etc.],
  18. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 8
    Date: 1894-03
    Page Range: 1--20
    Publication Info: London, Academic Press [etc.],
  19. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 7
    Date: 1893-01-01
    Page Range: 155--187
    Publication Info: London, Academic Press [etc.],
  20. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 6
    Date: 1892-04
    Page Range: 49--94
    Publication Info: London, Academic Press [etc.],
  21. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 13
    Date: 1899-12
    Page Range: 626--626
    Publication Info: London, Academic Press [etc.],
  22. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 23
    Date: 1909-10
    Page Range: 691--691
    Publication Info: London, Academic Press [etc.],
  23. By: Campbell, Douglas Houghton,
    Type: Article
    In: Botanical gazette
    Volume: 12
    Issue: 8
    Date: 1887
    Page Range: 198--198
    Publication Info: Hanover, Ind, [publisher not identified], 1876-1991
  24. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 28
    Date: 1914-10
    Page Range: 651--669
    Publication Info: London, Academic Press [etc.],
  25. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 34
    Date: 1920-01
    Page Range: 1--12
    Publication Info: London, Academic Press [etc.],
  26. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 32
    Date: 1918-07
    Page Range: 319--338
    Publication Info: London, Academic Press [etc.],
  27. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 21
    Date: 1907-10
    Page Range: 467--486
    Publication Info: London, Academic Press [etc.],
  28. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 22
    Date: 1908-01
    Page Range: 91--102
    Publication Info: London, Academic Press [etc.],
  29. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 14
    Date: 1900-03
    Page Range: 1--25
    Publication Info: London, Academic Press [etc.],
  30. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 19
    Date: 1905-07
    Page Range: 329--349
    Publication Info: London, Academic Press [etc.],
  31. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 17
    Date: 1903-09
    Page Range: 665--687
    Publication Info: London, Academic Press [etc.],
  32. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 16
    Date: 1902-09
    Page Range: 419--428
    Publication Info: London, Academic Press [etc.],
  33. By: Campbell, Douglas Houghton,
    Type: Article
    In: Annals of botany
    Volume: 22
    Date: 1908-04
    Page Range: 330--330
    Publication Info: London, Academic Press [etc.],