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  1. By: Bailey, Ethel Zoe, - Bailey, Irving W. (Irving Widmer), - Bailey, L. H. (Liberty Hyde), - Beebe, William, - Broadway, Walter Elias, - Castle, William E. (William Ernest), - Chase, Agnes, - Curtis, Anita G. - Dodge, Carroll W. (Carroll William), - Ekman, Erik Leonard, - Hitchcock, A. S. (Albert Spear), - Linder, David H. (David Hunt), - Pennell, Francis W. (Francis Whittier), - Rose, Ruth, - Standley, Paul Carpenter, - Tucker, Leona Stukey, - Wheeler, William Morton, - Harvard University. Gray Herbarium.
    Holding Institution: Harvard University Botany Libraries
    BHL Collections: BHL Field Notes Project | Women in Natural History
  2. By: Hoehne, F. C. (Frederico Carlos), - Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Smith, Albert C. (Albert Charles), - Harvard University. Gray Herbarium.
    Holding Institution: Harvard University Botany Libraries
    BHL Collections: BHL Field Notes Project
  3. By: Rusby, Henry Hurd, - Pennell, Francis W. (Francis Whittier),
    Holding Institution: Harvard University Botany Libraries
    BHL Collections: BHL Field Notes Project
  4. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Rusby, Henry Hurd,
    Publication info: [Approximately 1916-1942]
    Holding Institution: Harvard University Botany Libraries
  5. By: Killip, Ellsworth P. (Ellsworth Paine), - Smith, Albert C. (Albert Charles), - Pennell, Francis W. (Francis Whittier),
    Holding Institution: Harvard University Botany Libraries
    BHL Collections: BHL Field Notes Project
  6. By: Pennell, Francis W. (Francis Whittier), - New York Botanical Garden
    Publication info: New York, New York Botanical Garden, 1919
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
  1. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: American fern journal
    Volume: 3
    Date: 1913
    Page Range: 16--17
    Publication Info: [Washington, etc.] American Fern Society
  2. By: Pennell, Francis W. (Francis Whittier),
    Type: Notes
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1925
    Publication Info: [Approximately 1916-1942]
  3. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Journal of the New York Botanical Garden
    Volume: 19
    Issue: 222
    Date: 1918-06
    Page Range: 117--138
    Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-
  4. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Journal of the Arnold Arboretum
    Volume: 20
    Issue: 1
    Date: 1939
    Page Range: 75--84
    Publication Info: Cambridge, Mass Arnold Arboretum, Harvard University [etc.] 1919-
  5. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Journal of the New York Botanical Garden
    Volume: 27
    Issue: 321
    Date: 1926-09
    Page Range: 202--205
    Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-
  6. By: Hitchcock, A. S. (Albert Spear), - Killip, Ellsworth P. (Ellsworth Paine), - Smith, Albert C. (Albert Charles), - Pennell, Francis W. (Francis Whittier), - Rose, J. N. (Joseph Nelson),
    Type: List
    In: Plant lists : South American collections, Gray Herbarium
    Date: 1917-1927
  7. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Rose, J. N. (Joseph Nelson),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  8. By: Rusby, Henry Hurd, - Pennell, Francis W. (Francis Whittier),
    Type: List
    In: Plant lists
    Date: 1917-1918
  9. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Hazen, Tracy Elliot,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  10. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Hazen, Tracy Elliot,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  11. By: Pennell, Francis W. (Francis Whittier), - Rusby, Henry Hurd,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1918
    Publication Info: [Approximately 1916-1942]
  12. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Journal of the New York Botanical Garden
    Volume: 19
    Issue: 228
    Date: 1918-12
    Page Range: 319--319
    Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-
  13. By: Buchtien, Otto, - Hitchcock, A. S. (Albert Spear), - Jahn, Alfredo, - Killip, Ellsworth P. (Ellsworth Paine), - Smith, Albert C. (Albert Charles), - Pennell, Francis W. (Francis Whittier), - Rose, J. N. (Joseph Nelson),
    Type: List
    In: Plant lists : South American collections, Gray Herbarium
    Date: 1906-1929
  14. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Hitchcock, A. S. (Albert Spear), - Rose, J. N. (Joseph Nelson), - Pachano, Abelardo, - Knuth, Reinhard Gustav Paul,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1922
    Publication Info: [Approximately 1916-1942]
  15. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Hitchcock, A. S. (Albert Spear), - Rose, J. N. (Joseph Nelson), - Johnston, I. M. (Ivan Murray),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  16. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Smith, L. B.
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1922
    Publication Info: [Approximately 1916-1942]
  17. By: Pennell, Francis W. (Francis Whittier), - Rusby, Henry Hurd, - Elias Brother - Killip, Ellsworth P. (Ellsworth Paine),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917
    Publication Info: [Approximately 1916-1942]
  18. By: Pennell, Francis W. (Francis Whittier), - Rusby, Henry Hurd, - Robinson, Benjamin Lincoln, - Killip, Ellsworth P. (Ellsworth Paine),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917
    Publication Info: [Approximately 1916-1942]
  19. By: Pennell, Francis W. (Francis Whittier), - Rusby, Henry Hurd, - Killip, Ellsworth P. (Ellsworth Paine),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1922
    Publication Info: [Approximately 1916-1942]
  20. By: Killip, Ellsworth P. (Ellsworth Paine), - Smith, Albert C. (Albert Charles), - Pennell, Francis W. (Francis Whittier), - Rose, J. N. (Joseph Nelson), - Rusby, Henry Hurd,
    Type: List
    In: Plant lists : South American collections, Gray Herbarium
    Date: 1917-1927
  21. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Maxon, William R. (William Ralph), - Weatherby, Charles Alfred,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  22. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Chase, Agnes,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  23. By: Killip, Ellsworth P. (Ellsworth Paine), - Smith, Albert C. (Albert Charles), - Pennell, Francis W. (Francis Whittier), - Robinson, Benjamin Lincoln, - Weatherby, Charles Alfred, - Smith, L. B. - Bacigalupi, Rimo
    Type: List
    In: Plant lists : Colombia, Chile, Peru, and Brazil
    Date: 1922-1927
  24. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  25. By: Killip, Ellsworth P. (Ellsworth Paine), - Smith, Albert C. (Albert Charles), - Klug, Guillermo, - Pennell, Francis W. (Francis Whittier), - Rose, J. N. (Joseph Nelson),
    Type: List
    In: Plant lists : South American collections, Gray Herbarium
    Date: 1917-1929
  26. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine),
    Type: Notes
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  27. By: Pennell, Francis W. (Francis Whittier), - Jones, George Neville,
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 50
    Date: 1937
    Page Range: 207--209
    Publication Info: Washington Biological Society of Washington
  28. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Rhodora
    Volume: 41
    Date: 1939
    Page Range: 378--384
    Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
  29. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  30. By: Pennell, Francis W. (Francis Whittier), - Moldenke, Harold N. (Harold Norman),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917
    Publication Info: [Approximately 1916-1942]
  31. By: Pennell, Francis W. (Francis Whittier), - Rusby, Henry Hurd, - Britton, Nathaniel Lord,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1918
    Publication Info: [Approximately 1916-1942]
  32. By: Pennell, Francis W. (Francis Whittier),
    Type: Correspondence
    In: Walter Deane correspondence. Senders A-Z
    Date: 1923-04-04
  33. By: Pennell, Francis W. (Francis Whittier),
    Type: Correspondence
    In: Walter Deane correspondence. Senders A-Z
    Date: 1927-02-15
  34. By: Pennell, Francis W. (Francis Whittier),
    Type: Correspondence
    In: Walter Deane correspondence. Senders A-Z
    Date: 1923-01-23
  35. By: Pennell, Francis W. (Francis Whittier), - Hitchcock, A. S. (Albert Spear),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1924-1925
    Publication Info: [Approximately 1916-1942]
  36. By: Rusby, Henry Hurd, - Pennell, Francis W. (Francis Whittier),
    Type: List
    In: Plant lists
    Date: 1917-1918
  37. By: Pennell, Francis W. (Francis Whittier),
    Type: List
    In: Gray Herbarium miscellaneous plant lists
    Date: 1925
  38. By: Pennell, Francis W. (Francis Whittier),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1922
    Publication Info: [Approximately 1916-1942]
  39. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine),
    Type: List
    In: Gray Herbarium miscellaneous plant lists
    Date: 1922
  40. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Rhodora
    Volume: 20
    Date: 1918
    Page Range: 133--137
    Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
  41. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 20
    Issue: 5
    Date: 1920
    Page Range: 104--106
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  42. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 20
    Issue: 4
    Date: 1920
    Page Range: 89--90
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  43. By: Pennell, Francis W. (Francis Whittier), - Howe, Marshall A. (Marshall Avery),
    Type: Article
    In: Torreya
    Volume: 20
    Issue: 6
    Date: 1920
    Page Range: 128--132
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  44. By: Dodge, B O - Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 20
    Issue: 3
    Date: 1920
    Page Range: 59--65
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  45. By: Pennell, Francis W. (Francis Whittier), - Dodge, B O - Seaver, Fred J
    Type: Article
    In: Torreya
    Volume: 17
    Issue: 9
    Date: 1917
    Page Range: 164--168
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  46. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Journal of the New York Botanical Garden
    Volume: 17
    Issue: 193
    Date: 1916-01
    Page Range: 1--6
    Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-
  47. By: Pennell, Francis W. (Francis Whittier), - Rusby, Henry Hurd, - Killip, Ellsworth P. (Ellsworth Paine), - Hazen, Tracy Elliot,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1922
    Publication Info: [Approximately 1916-1942]
  48. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 72
    Date: 1920
    Page Range: 136--188
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  49. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 19
    Issue: 6
    Date: 1919
    Page Range: 107--119
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  50. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 19
    Issue: 8
    Date: 1919
    Page Range: 143--152
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  51. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 19
    Issue: 9
    Date: 1919
    Page Range: 161--171
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  52. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 19
    Issue: 11
    Date: 1919
    Page Range: 205--216
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  53. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 19
    Issue: 12
    Date: 1919
    Page Range: 235--242
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  54. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Journal of the Arnold Arboretum
    Volume: 24
    Issue: 3
    Date: 1943
    Page Range: 243--274
    Publication Info: Cambridge, Mass Arnold Arboretum, Harvard University [etc.] 1919-
  55. By: Ferguson, William C - Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 19
    Issue: 1
    Date: 1919
    Page Range: 12--14
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  56. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 11
    Issue: 1
    Date: 1911
    Page Range: 15--17
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  57. By: Britton, Nathaniel Lord, - Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 11
    Issue: 6
    Date: 1911
    Page Range: 130--131
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  58. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 20
    Issue: 1
    Date: 1920
    Page Range: 10--11
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  59. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Journal of the New York Botanical Garden
    Volume: 20
    Issue: 229
    Date: 1919-01
    Page Range: 7--10
    Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-
  60. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 22
    Issue: 5
    Date: 1922
    Page Range: 77--84
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  61. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Torreya
    Volume: 19
    Issue: 2
    Date: 1919
    Page Range: 30--32
    Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
  62. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Journal of the New York Botanical Garden
    Volume: 28
    Issue: 332
    Date: 1927-08
    Page Range: 186--189
    Publication Info: Lancaster, Pa Published for the Garden by the New Era Printing Co 1900-
  63. By: Pennell, Francis W. (Francis Whittier),
    Type: List
    In: Plant lists
    Date: 1917-1918
  64. By: Pennell, Francis W. (Francis Whittier), - Hitchcock, A. S. (Albert Spear),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1924-1925
    Publication Info: [Approximately 1916-1942]
  65. By: Pennell, Francis W. (Francis Whittier),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1924-1925
    Publication Info: [Approximately 1916-1942]
  66. By: Rusby, Henry Hurd, - Pennell, Francis W. (Francis Whittier),
    Type: List
    In: Plant lists : South American collections, Gray Herbarium
    Date: 1917-1918
  67. By: Pennell, Francis W. (Francis Whittier), - Rusby, Henry Hurd, - Killip, Ellsworth P. (Ellsworth Paine), - Hazen, Tracy Elliot,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1922
    Publication Info: [Approximately 1916-1942]
  68. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine), - Robinson, Benjamin Lincoln,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1917-1925
    Publication Info: [Approximately 1916-1942]
  69. By: Rusby, Henry Hurd, - Pennell, Francis W. (Francis Whittier),
    Type: List
    In: Plant lists
    Date: 1917-1918
  70. By: Pennell, Francis W. (Francis Whittier), - Killip, Ellsworth P. (Ellsworth Paine),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1922
    Publication Info: [Approximately 1916-1942]
  71. By: Killip, Ellsworth P. (Ellsworth Paine), - Smith, Albert C. (Albert Charles), - Blake, S. F. (Sidney Fay), - Britton, Nathaniel Lord, - Epling, Carl, - Gleason, Henry A. (Henry Allan), - Krause, Kurt, - Knuth, Reinhard Gustav Paul, - Morton, C. V. (Conrad Vernon) - Pennell, Francis W. (Francis Whittier), - Ulbrich, O. E.
    Type: List
    In: Plant lists : Colombia, Chile, Peru, and Brazil
    Date: 1926-1927
  72. By: Pennell, Francis W. (Francis Whittier), - Robinson, Benjamin Lincoln,
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1916
    Publication Info: [Approximately 1916-1942]
  73. By: Pennell, Francis W. (Francis Whittier), - Hitchcock, A. S. (Albert Spear), - Rose, J. N. (Joseph Nelson),
    Type: List
    In: Plant lists : Chile, Colombia, Ecuador, and Peru
    Date: 1924-1925
    Publication Info: [Approximately 1916-1942]
  74. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Rhodora
    Volume: 23
    Date: 1921
    Page Range: 1--22
    Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
  75. By: Pennell, Francis W. (Francis Whittier),
    Type: Article
    In: Rhodora
    Volume: 23
    Date: 1921
    Page Range: 29--41
    Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]