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  1. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  2. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  3. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  4. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  5. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  6. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  7. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  8. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  9. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  10. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  11. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  12. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  13. By: Howard, Richard A
    Holding Institution: Harvard University Botany Libraries
  1. 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
  2. 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.]
  3. 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
  4. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 35
    Date: 1954
    Page Range: 378--380
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  5. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 37
    Date: 1956
    Page Range: 401--402
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  6. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 39
    Date: 1958
    Page Range: 512--513
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  7. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 41
    Date: 1960
    Page Range: 443--445
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  8. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Date: 1961
    Page Range: 464--467
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  9. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Date: 1962
    Page Range: 457--459
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  10. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 44
    Date: 1963
    Page Range: 519--521
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  11. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 45
    Date: 1964
    Page Range: 489--492
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  12. 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
  13. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Date: 1962
    Page Range: 51--66
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  14. 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
  15. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Date: 1961
    Page Range: 115--143
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  16. 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
  17. 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
  18. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1951
  19. 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
  20. 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
  21. 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
  22. 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
  23. By: Howard, Richard A - Wood, Jr., 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
  24. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 44
    Date: 1963
    Page Range: 411--420
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  25. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1966-1968
  26. 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
  27. By: Howard, Richard A - Kellogg, Elizabeth A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 68
    Date: 1987
    Page Range: 105--131
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  28. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Date: 1961
    Page Range: 430--435
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  29. By: Howard, Richard A
    Type: List
    In: Field notebooks : Cuba,
    Date: 1941
  30. By: Howard, Richard A
    Type: List
    In: Field notebooks : Cuba,
    Date: 1941
  31. By: Howard, Richard A
    Type: List
    In: Field notebooks : Cuba,
    Date: 1941
  32. 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
  33. 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
  34. 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
  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: 36
    Issue: 6
    Date: 1976
    Page Range: 237--262
    Publication info: Jamaica Plain, Mass.,Arnold Arboretum, Harvard University
  37. 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
  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: Journal of the Arnold Arboretum.
    Volume: 39
    Date: 1958
    Page Range: 494--511
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  40. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 46
    Date: 1965
    Page Range: 465--490
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  41. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 47
    Date: 1966
    Page Range: 323--346
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  42. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 48
    Date: 1967
    Page Range: 546--569
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  43. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 49
    Date: 1968
    Page Range: 525--544
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  44. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 50
    Date: 1969
    Page Range: 629--649
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  45. 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
  46. 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
  47. 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-
  48. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 50
    Date: 1969
    Page Range: 225--267
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  49. 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
  50. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 37
    Date: 1956
    Page Range: 197--216
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  51. 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-
  52. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 56
    Date: 1975
    Page Range: 240--242
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  53. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 56
    Date: 1975
    Page Range: 364--368
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  54. 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
  55. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1961-1966
  56. By: Howard, Richard A
    Type: List
    In: Field notebook : Jamaica,
    Date: 1958
  57. By: Howard, Richard A - Smith, Claude E
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 34
    Date: 1953
    Page Range: 176--181
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  58. 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
  59. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Date: 1961
    Page Range: 1--9
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  60. By: Howard, Richard A
    Type: List
    In: Field notebook : Jamaica,
    Date: 1953-1958
  61. By: Howard, Richard A
    Type: List
    In: Field notebook : Jamaica,
    Date: 1954-1956
  62. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 55
    Date: 1974
    Page Range: 333--343
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  63. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 54
    Date: 1973
    Page Range: 419--421
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  64. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 56
    Date: 1975
    Page Range: 449--455
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  65. 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
  66. By: Howard, Richard A - Proctor, George R
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 39
    Date: 1958
    Page Range: 101--106
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  67. 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
  68. By: Howard, Richard A
    Type: Notes
    In: Field notebook,
    Date: 1966-1968
  69. 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
  70. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 44
    Date: 1963
    Page Range: 96--100
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  71. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 45
    Date: 1964
    Page Range: 279--283
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  72. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 28
    Date: 1947
    Page Range: 117--126
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  73. 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.]
  74. 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.]
  75. By: Howard, Richard A
    Type: List
    In: Field notebook : Jamaica,
    Date: 1954-1956
  76. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1951
  77. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1961-1966
  78. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1966-1968
  79. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1989-1998
  80. By: Howard, Richard A - Portecop, Jacques - De Montaignac, Pierre
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 61
    Date: 1980
    Page Range: 749--764
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  81. 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
  82. 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
  83. 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,
  84. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Date: 1962
    Page Range: 389--399
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  85. By: Howard, Richard A - Clausen, Kristin S
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 61
    Date: 1980
    Page Range: 765--770
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  86. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1961-1966
  87. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1966-1968
  88. By: Howard, Richard A
    Type: List
    In: Field notebook,
    Date: 1989-1998
  89. 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
  90. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 55
    Date: 1974
    Page Range: 125--181
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  91. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 41
    Date: 1960
    Page Range: 357--390
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  92. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 41
    Date: 1960
    Page Range: 231--258
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  93. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 40
    Date: 1959
    Page Range: 205--220
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  94. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 42
    Date: 1961
    Page Range: 107--109
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  95. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 46
    Date: 1965
    Page Range: 45--47
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  96. By: Howard, Richard A - Norlindh, Tycho
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Date: 1962
    Page Range: 94--107
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  97. By: Kellogg, Elizabeth A - Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 68
    Date: 1987
    Page Range: 133--136
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  98. By: Howard, Richard A - Proctor, George R
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 38
    Date: 1957
    Page Range: 1--50
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  99. By: Howard, Richard A - Briggs, Winslow R
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 34
    Date: 1953
    Page Range: 88--96
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  100. By: Howard, Richard A
    Type: Article
    In: Journal of the Arnold Arboretum.
    Volume: 43
    Date: 1962
    Page Range: 279--314
    Publication info: Cambridge, Mass. :Arnold Arboretum, Harvard University [etc.],1919-
  101. 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.]