Published in Breviora, in 1980, in volume 461, pages 1-31
Created: 2009-12-24, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/8102881,60,60)
Published in Journal of The Arnold Arboretum, in 1938, in volume 19, issue 3, pages 191-247
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8370265,60,60)
Published in Journal of The Arnold Arboretum, in 1940, in volume 21, issue 2, pages 163-200
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8370635,60,60)
Published in Journal of The Arnold Arboretum, in 1940, in volume 21, issue 4, pages 511-527
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8440235,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 1, pages 32-59
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8440600,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 3, pages 375-388
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8373739,60,60)
Published in Journal of The Arnold Arboretum, in 1942, in volume 23, issue 4, pages 383-416
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8372112,60,60)
Published in Journal of The Arnold Arboretum, in 1943, in volume 24, issue 2, pages 207-217
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8372341,60,60)
Published in Journal of The Arnold Arboretum, in 1943, in volume 24, issue 4, pages 422-439
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8107028,60,60)
Published in Journal of The Arnold Arboretum, in 1944, in volume 25, issue 2, pages 183-205
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8443398,60,60)
Published in Journal of The Arnold Arboretum, in 1945, in volume 26, issue 1, pages 1-36
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8443641,60,60)
Published in Journal of The Arnold Arboretum, in 1945, in volume 26, issue 3, pages 229-266
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8443034,60,60)
Published in Journal of The Arnold Arboretum, in 1946, in volume 27, issue 2, pages 193-233
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/9261025,60,60)
Published in Journal of The Arnold Arboretum, in 1949, in volume 30, issue 1, pages 39-63
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8440471,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 2, pages 253-270
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8440758,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 4, pages 529-542
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8371931,60,60)
Published in Journal of the Arnold Arboretum, in 1943, in volume 24, pages 34-59
Created: 2010-12-31, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8369700,60,60)
Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 1, pages 102-103
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8373617,60,60)
Published in Journal of The Arnold Arboretum, in 1942, in volume 23, issue 3, pages 267-297
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/42413562,60,60)
Published in Veliger, in 1972, in volume 14, pages 361-364
Created: 2013-08-04, modified: 2013-08-04![](https://www.biodiversitylibrary.org/pagethumb/28546486,60,60)
Published in Journal of the Arnold Arboretum, in volume 55, pages 291-299.
Created: 2011-01-27, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8443179,60,60)
Published in Journal of the Arnold Arboretum, in 1946, in volume 27, pages 323-325
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8102783,60,60)
Published in Journal of The Arnold Arboretum, in 1938, in volume 19, issue 2, pages 99-116
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8440772,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 4, pages 543-555
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/10817412,60,60)
Published in Journal of the Arnold Arboretum, in 1968, in volume 49, pages 41-51
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/47943989,60,60)
Published in Madroño, in 1988, in volume 35, issue 2, pages 164-167
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8369741,60,60)
Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 2, pages 139-186
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8441188,60,60)
Published in Journal of The Arnold Arboretum, in 1947, in volume 28, issue 3, pages 331-332
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/9255982,60,60)
Published in Journal of the Arnold Arboretum, in 1981, in volume 62, pages 1-44
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8439943,60,60)
Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 134-156
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8103310,60,60)
Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 2, pages 130-132
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8441538,60,60)
Published in Journal of The Arnold Arboretum, in 1948, in volume 29, issue 2, pages 186-192
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/34380476,60,60)
Published in Entomologische Zeitung Stettin, in 1882, in volume 43, pages 486-488
Created: 2016-11-22, modified: 2016-11-22![](https://www.biodiversitylibrary.org/pagethumb/11157532,60,60)
Published in Journal of the Arnold Arboretum, in 1969, in volume 50, pages 180-196
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8103542,60,60)
Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 4, pages 344-348
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8369874,60,60)
Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 2, pages 264-268
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/9184072,60,60)
Published in Journal of The Arnold Arboretum, in 1978, in volume 59, issue 3, pages 298
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8103518,60,60)
Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 4, pages 322-343
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8102703,60,60)
Published in Journal of the Arnold Arboretum, in 1938, in volume 19, pages 21-70
Created: 2015-10-02, modified: 2015-10-02![](https://www.biodiversitylibrary.org/pagethumb/8373502,60,60)
Published in Journal of The Arnold Arboretum, in 1942, in volume 23, issue 2, pages 156-197
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/1524879,60,60)
Published in Biol Bull, in 1954, in volume 106, pages 158-168
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8441106,60,60)
Published in Journal of the Arnold Arboretum, in 1947, in volume 28, pages 251-252
Created: 2011-01-26, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8368615,60,60)
Published in Journal of The Arnold Arboretum, in 1930, in volume 11, issue 3, pages 147-153
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8106556,60,60)
Published in Journal of The Arnold Arboretum, in 1932, in volume 13, issue 2, pages 213-231
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8105387,60,60)
Published in Journal of The Arnold Arboretum, in 1935, in volume 16, issue 4, pages 453-454
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/10899472,60,60)
Published in Journal of The Arnold Arboretum, in 1975, in volume 56, issue 4, pages 427-448
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8371530,60,60)
Published in Journal of The Arnold Arboretum, in 1951, in volume 32, issue 1, pages 79-81
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8435994,60,60)
Published in Journal of The Arnold Arboretum, in 1955, in volume 36, issue 1, pages 115-117
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8443245,60,60)
Published in Journal of the Arnold Arboretum, in 1946, in volume 27, pages 386-394
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/9255834,60,60)
Published in Journal of the Arnold Arboretum, in 1979, in volume 60, pages 403-444
Created: 2011-01-26, modified: 2023-02-16