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  1. By: Howard, Richard A
    Publication info: [1961-1966]
    Holding Institution: Harvard University Botany Libraries
  2. By: Howard, Richard A
    Publication info: [1951]
    Holding Institution: Harvard University Botany Libraries
  3. By: Howard, Richard A
    Publication info: [1989-1998]
    Holding Institution: Harvard University Botany Libraries
  4. By: Howard, Richard A
    Publication info: [1985-1988]
    Holding Institution: Harvard University Botany Libraries
  5. By: Howard, Richard A
    Publication info: [1966-1968]
    Holding Institution: Harvard University Botany Libraries
  6. By: Howard, Richard A
    Publication info: [1977-1982]
    Holding Institution: Harvard University Botany Libraries
  7. By: Howard, Richard A
    Publication info: [20th century]
    Holding Institution: Harvard University Botany Libraries
  8. By: Howard, Richard A
    Publication info: [1940]
    Holding Institution: Harvard University Botany Libraries
  9. By: Howard, Richard A
    Publication info: [1954-1956]
    Holding Institution: Harvard University Botany Libraries
  10. By: Howard, Richard A
    Publication info: [1953-1958]
    Holding Institution: Harvard University Botany Libraries
  11. By: Howard, Richard A
    Publication info: [1950]
    Holding Institution: Harvard University Botany Libraries
  12. By: Howard, Richard A
    Publication info: [1941]
    Holding Institution: Harvard University Botany Libraries
  13. By: Howard, Richard A
    Publication info: [1946]
    Holding Institution: Harvard University Botany Libraries
  1. By: Gillis, William Thomas, - Howard, Richard A - Proctor, G R
    Type: Article
    In: Rhodora
    Volume: 75
    Date: 1973
    Page Range: 411--425
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  2. By: Howard, Richard A - Dunbar, Henry F.
    Type: Article
    In: Rhodora
    Volume: 66
    Date: 1964
    Page Range: 6--15
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  3. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 38
    Issue: 1
    Date: 1978
    Page Range: 12--25
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  4. By: Howard, Richard A
    Type: Article
    In: Rhodora
    Volume: 61
    Date: 1959
    Page Range: 79--81
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  5. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 37
    Issue: 5
    Date: 1977
    Page Range: 217--229
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  6. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 41
    Issue: 3
    Date: 1960
    Page Range: 318--319
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  7. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 19
    Issue: 6-7
    Date: 1959
    Page Range: 31--35
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  8. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Issue: 1
    Date: 1962
    Page Range: 51--66
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  9. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 38
    Issue: 6
    Date: 1978
    Page Range: 218--237
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  10. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Issue: 2
    Date: 1961
    Page Range: 115--143
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  11. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 51
    Issue: 4
    Date: 1991
    Page Range: 38--42
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  12. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 37
    Issue: 3
    Date: 1977
    Page Range: 151--155
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  13. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1951
    Publication Info: [1951]
  14. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 30
    Issue: 1
    Date: 1970
    Page Range: 1--1
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  15. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 22
    Issue: 5-6
    Date: 1962
    Page Range: 33--48
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  16. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 25
    Issue: 9-11
    Date: 1965
    Page Range: 49--69
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  17. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 29
    Issue: 11
    Date: 1969
    Page Range: 73--109
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  18. By: Howard, Richard A - Baranov, Andrey I.
    Type: Article
    In: Arnoldia
    Volume: 24
    Issue: 9
    Date: 1964
    Page Range: 81--86
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  19. By: Howard, Richard A - Wood, Carroll E.,
    Type: Article
    In: Arnoldia
    Volume: 15
    Issue: 10-11
    Date: 1955
    Page Range: 61--84
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  20. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 44
    Issue: 4
    Date: 1963
    Page Range: 411--420
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  21. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1966-1968
    Publication Info: [1966-1968]
  22. By: Howard, Richard A
    Type: Article
    In: Rhodora
    Volume: 98
    Date: 1997
    Page Range: 445--458
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  23. By: Bailey, Irving W. (Irving Widmer), - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 22
    Issue: 2
    Date: 1941
    Page Range: 171--187
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  24. By: Bailey, Irving W. (Irving Widmer), - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 22
    Issue: 1
    Date: 1941
    Page Range: 125--132
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  25. By: Bailey, Irving W. (Irving Widmer), - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 22
    Issue: 3
    Date: 1941
    Page Range: 432--442
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  26. By: Bailey, Irving W. (Irving Widmer), - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 22
    Issue: 4
    Date: 1941
    Page Range: 556--568
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  27. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 21
    Issue: 1
    Date: 1961
    Page Range: 1--8
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  28. By: Howard, Richard A - Kellogg, Elizabeth Anne
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 68
    Issue: 1
    Date: 1987
    Page Range: 105--131
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  29. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Issue: 4
    Date: 1961
    Page Range: 430--436
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  30. By: Howard, Richard A
    Type: List
    In: Field notebooks : Cuba
    Date: 1941
    Publication Info: [1941]
  31. By: Howard, Richard A
    Type: List
    In: Field notebooks : Cuba
    Date: 1941
    Publication Info: [1941]
  32. By: Howard, Richard A
    Type: List
    In: Field notebooks : Cuba
    Date: 1941
    Publication Info: [1941]
  33. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 60
    Issue: 1
    Date: 1979
    Page Range: 1--7
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  34. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 35
    Issue: 6
    Date: 1975
    Page Range: 241--261
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  35. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 31
    Issue: 6
    Date: 1971
    Page Range: 307--347
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  36. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 33
    Issue: 6
    Date: 1973
    Page Range: 309--340
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  37. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 36
    Issue: 6
    Date: 1976
    Page Range: 237--262
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  38. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 34
    Issue: 6
    Date: 1974
    Page Range: 385--423
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  39. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 37
    Issue: 6
    Date: 1977
    Page Range: 253--277
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  40. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 38
    Issue: 6
    Date: 1978
    Page Range: 185--215
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  41. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 39
    Issue: 4
    Date: 1958
    Page Range: 494--514
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  42. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 46
    Issue: 4
    Date: 1965
    Page Range: 465--492
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  43. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 47
    Issue: 4
    Date: 1966
    Page Range: 323--346
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  44. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 49
    Issue: 4
    Date: 1968
    Page Range: 525--544
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  45. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 50
    Issue: 4
    Date: 1969
    Page Range: 629--649
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  46. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 48
    Issue: 4
    Date: 1967
    Page Range: 546--569
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  47. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 40
    Issue: 3
    Date: 1980
    Page Range: 102--138
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  48. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 40
    Issue: 4
    Date: 1980
    Page Range: 154--193
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  49. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 49
    Issue: 4
    Date: 1968
    Page Range: 381--418
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  50. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 51
    Date: 1970
    Page Range: 41--55
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  51. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 50
    Issue: 2
    Date: 1969
    Page Range: 225--267
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  52. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 14
    Issue: 7
    Date: 1954
    Page Range: 33--36
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  53. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 37
    Issue: 3
    Date: 1956
    Page Range: 197--216
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  54. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 54
    Issue: 4
    Date: 1973
    Page Range: 435--470
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  55. By: Howard, Richard A
    Type: Article
    In: Rhodora
    Volume: 70
    Date: 1968
    Page Range: 410--418
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  56. By: Howard, Richard A
    Type: Article
    In: SIDA, contributions to botany.
    Volume: 5
    Date: 1974
    Page Range: 334--337
    Publication Info: [Dallas :W. F. Mahler, etc.]1962-
  57. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 56
    Issue: 2
    Date: 1975
    Page Range: 240--242
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  58. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 56
    Issue: 3
    Date: 1975
    Page Range: 364--368
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  59. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 30
    Issue: 4
    Date: 1949
    Page Range: 388--424
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  60. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 20
    Issue: 9-10
    Date: 1960
    Page Range: 53--67
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  61. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1961-1966
    Publication Info: [1961-1966]
  62. By: Howard, Richard A
    Type: List
    In: Field notebook : Jamaica
    Date: 1958
    Publication Info: [1953-1958]
  63. By: Howard, Richard A - Smith, Claude E
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 34
    Issue: 2
    Date: 1953
    Page Range: 176--181
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  64. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 36
    Issue: 2
    Date: 1976
    Page Range: 57--65
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  65. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 49
    Issue: 1
    Date: 1968
    Page Range: 1--15
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  66. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Issue: 1
    Date: 1961
    Page Range: 1--9
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  67. By: Howard, Richard A
    Type: List
    In: Field notebook : Jamaica
    Date: 1953-1958
    Publication Info: [1953-1958]
  68. By: Howard, Richard A
    Type: List
    In: Field notebook : Jamaica
    Date: 1954-1956
    Publication Info: [1954-1956]
  69. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 55
    Issue: 3
    Date: 1974
    Page Range: 333--343
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  70. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 54
    Issue: 4
    Date: 1973
    Page Range: 419--421
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  71. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 56
    Issue: 4
    Date: 1975
    Page Range: 449--455
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  72. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 34
    Issue: 2
    Date: 1974
    Page Range: 41--44
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  73. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 18
    Issue: 4
    Date: 1958
    Page Range: 17--24
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  74. By: Howard, Richard A - Staples, George W.
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 64
    Issue: 4
    Date: 1983
    Page Range: 511--546
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  75. By: Howard, Richard A - Proctor, George R
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 39
    Issue: 2
    Date: 1958
    Page Range: 101--106
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  76. By: Briggs, Winslow R. (Winslow Russell), - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 34
    Issue: 2
    Date: 1953
    Page Range: 182--186
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  77. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 36
    Issue: 3
    Date: 1976
    Page Range: 110--118
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  78. By: Howard, Richard A - Kellogg, Elizabeth Anne
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 67
    Issue: 2
    Date: 1986
    Page Range: 233--255
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  79. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 60
    Issue: 2
    Date: 1979
    Page Range: 272--289
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  80. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 62
    Issue: 1
    Date: 1981
    Page Range: 45--61
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  81. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 60
    Issue: 2
    Date: 1979
    Page Range: 290--301
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  82. By: Howard, Richard A
    Type: Article
    In: Phytologia.
    Volume: 65
    Date: 1988
    Page Range: 285--289
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  83. By: Howard, Richard A
    Type: Notes
    In: Field notebook
    Date: 1966-1968
    Publication Info: [1966-1968]
  84. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 33
    Issue: 3
    Date: 1973
    Page Range: 213--215
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  85. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 44
    Issue: 1
    Date: 1963
    Page Range: 96--100
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  86. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 45
    Issue: 2
    Date: 1964
    Page Range: 279--283
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  87. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 28
    Issue: 1
    Date: 1947
    Page Range: 117--126
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  88. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 47
    Issue: 2
    Date: 1966
    Page Range: 137--146
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  89. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 54
    Issue: 3
    Date: 1973
    Page Range: 377--411
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  90. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 53
    Issue: 3
    Date: 1972
    Page Range: 399--402
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  91. By: Howard, Richard A
    Type: Article
    In: Rhodora
    Volume: 75
    Date: 1973
    Page Range: 493--516
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  92. By: Howard, Richard A
    Type: Article
    In: Rhodora
    Volume: 69
    Date: 1967
    Page Range: 179--183
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  93. By: Howard, Richard A
    Type: List
    In: Field notebook : Jamaica
    Date: 1954-1956
    Publication Info: [1954-1956]
  94. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1951
    Publication Info: [1951]
  95. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1961-1966
    Publication Info: [1961-1966]
  96. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1966-1968
    Publication Info: [1966-1968]
  97. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1989-1998
    Publication Info: [1989-1998]
  98. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 64
    Issue: 2
    Date: 1983
    Page Range: 255--292
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  99. By: Howard, Richard A - Portecop, Jacques - De Montaignac, Pierre
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 61
    Issue: 4
    Date: 1980
    Page Range: 749--764
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  100. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 21
    Issue: 2
    Date: 1961
    Page Range: 9--18
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  101. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 60
    Issue: 2
    Date: 2000
    Page Range: 44--45
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  102. By: Howard, Richard A - Howard, Elizabeth S
    Type: Article
    In: Phytologia.
    Volume: 58
    Issue: 2
    Date: 1985
    Page Range: 105--164
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  103. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 68
    Issue: 4
    Date: 1987
    Page Range: 471--478
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  104. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Issue: 4
    Date: 1962
    Page Range: 389--399
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  105. By: Howard, Richard A - Clausen, Kristin S.
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 61
    Issue: 4
    Date: 1980
    Page Range: 765--770
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  106. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1961-1966
    Publication Info: [1961-1966]
  107. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1966-1968
    Publication Info: [1966-1968]
  108. By: Howard, Richard A
    Type: List
    In: Field notebook
    Date: 1989-1998
    Publication Info: [1989-1998]
  109. By: Howard, Richard A
    Type: Article
    In: Arnoldia
    Volume: 57
    Issue: 4
    Date: 1997
    Page Range: 12--21
    Publication Info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  110. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 55
    Issue: 2
    Date: 1974
    Page Range: 125--181
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  111. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 38
    Issue: 1
    Date: 1957
    Page Range: 81--106
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  112. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 38
    Issue: 3
    Date: 1957
    Page Range: 211--242
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  113. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 41
    Issue: 2
    Date: 1960
    Page Range: 213--229
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  114. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 41
    Issue: 4
    Date: 1960
    Page Range: 357--390
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  115. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 41
    Issue: 3
    Date: 1960
    Page Range: 231--258
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  116. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 39
    Issue: 1
    Date: 1958
    Page Range: 1--48
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  117. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 40
    Issue: 1
    Date: 1959
    Page Range: 68--93
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  118. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 40
    Issue: 2
    Date: 1959
    Page Range: 176--203
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  119. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 40
    Issue: 3
    Date: 1959
    Page Range: 205--220
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  120. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 41
    Issue: 1
    Date: 1960
    Page Range: 40--46
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  121. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Issue: 1
    Date: 1961
    Page Range: 87--95
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  122. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Issue: 1
    Date: 1961
    Page Range: 107--109
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  123. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 37
    Issue: 4
    Date: 1956
    Page Range: 317--339
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  124. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 21
    Date: 1940
    Page Range: 461--489
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  125. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 23
    Issue: 1
    Date: 1942
    Page Range: 55--78
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  126. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 23
    Issue: 4
    Date: 1942
    Page Range: 479--494
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  127. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 46
    Issue: 1
    Date: 1965
    Page Range: 45--47
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  128. By: Howard, Richard A - Bremer, Kåre,
    Type: Article
    In: Rhodora
    Volume: 84
    Date: 1982
    Page Range: 143--147
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  129. By: Howard, Richard A
    Type: Article
    In: Phytologia.
    Volume: 61
    Date: 1986
    Page Range: 1--4
    Publication Info: Bronx Park, New York,H.A. Gleason and H.N. Moldenke,
  130. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 66
    Issue: 4
    Date: 1985
    Page Range: 503--508
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  131. By: Howard, Richard A - Zanoni, Thomas A.
    Type: Article
    In: Moscosoa : contribuciones científicas del Jardín Botánico Nacional "Dr. Rafael M. Moscoso".
    Volume: 5
    Date: 1989
    Page Range: 216--225
    Publication Info: Santo Domingo :El Jardín,1976-
  132. By: Howard, Richard A - Norlindh, Tycho
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Issue: 1
    Date: 1962
    Page Range: 94--107
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  133. By: Kellogg, Elizabeth Anne - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 68
    Issue: 1
    Date: 1987
    Page Range: 133--136
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  134. By: Howard, Richard A
    Type: Article
    In: Rhodora
    Volume: 49
    Date: 1947
    Page Range: 286--288
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  135. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 36
    Date: 1955
    Page Range: 209--239
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  136. By: Howard, Richard A - Proctor, George R
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 38
    Issue: 1
    Date: 1957
    Page Range: 1--50
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  137. By: Howard, Richard A - Proctor, G R
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 38
    Issue: 2
    Date: 1957
    Page Range: 151--169
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  138. By: Howard, Richard A - Briggs, Winslow R. (Winslow Russell),
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 34
    Issue: 1
    Date: 1953
    Page Range: 88--96
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  139. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Issue: 3
    Date: 1962
    Page Range: 279--314
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  140. By: Kellogg, Elizabeth Anne - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 67
    Issue: 1
    Date: 1986
    Page Range: 65--107
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  141. By: Howard, Richard A - Howard, E S
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 63
    Issue: 1
    Date: 1982
    Page Range: 63--81
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  142. By: Howard, Richard A
    Type: Article
    In: Rhodora
    Volume: 54
    Date: 1952
    Page Range: 292--292
    Publication Info: [Cambridge, Mass., etc.]New England Botanical Club [etc.]
  143. By: Clausen, Kristin S. - Gillis, William Thomas, - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 62
    Issue: 2
    Date: 1981
    Page Range: 211--242
    Publication Info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-