Published in Journal of The Arnold Arboretum, in 1945, in volume 26, issue 2, pages 212-213
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8105704,60,60)
Published in Journal of The Arnold Arboretum, in 1934, in volume 15, issue 3, pages 255-258
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/9177792,60,60)
Published in Journal of The Arnold Arboretum, in 1960, in volume 41, issue 4, pages 391-411
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8102938,60,60)
Published in Journal of the Arnold Arboretum, in 1938, in volume 19, pages 248-263
Created: 2011-01-26, modified: 2023-02-16![](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/63629528,60,60)
Published in Madroño, in 2018, in volume 65, issue 2, pages 67
Created: 2024-06-16, modified: 2024-06-16![](https://www.biodiversitylibrary.org/pagethumb/8103066,60,60)
Published in Journal of the Arnold Arboretum, in 1938, in volume 19, pages 376-401
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8369052,60,60)
Published in Journal of The Arnold Arboretum, in 1931, in volume 12, issue 4, pages 296-308
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8368529,60,60)
Published in Journal of The Arnold Arboretum, in 1930, in volume 11, issue 2, pages 63-119
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8105829,60,60)
Published in Journal of The Arnold Arboretum, in 1934, in volume 15, issue 4, pages 366-376
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8106298,60,60)
Published in Journal of The Arnold Arboretum, in 1933, in volume 14, issue 4, pages 408-419
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8105389,60,60)
Published in Journal of The Arnold Arboretum, in 1935, in volume 16, issue 4, pages 455-464
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8368709,60,60)
Published in Journal of The Arnold Arboretum, in 1930, in volume 11, issue 4, pages 233-244
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8106806,60,60)
Published in Journal of The Arnold Arboretum, in 1932, in volume 13, issue 4, pages 447-463
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/10898006,60,60)
Published in Journal of the Arnold Arboretum, in 1977, in volume 58, pages 343-348
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8101212,60,60)
Published in Journal of The Arnold Arboretum, in 1921, in volume 2, issue 4, pages 236-239
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8103369,60,60)
Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 2, pages 183-184
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8103450,60,60)
Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 3, pages 258-260
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8101157,60,60)
Published in Journal of The Arnold Arboretum, in 1921, in volume 2, issue 3, pages 181-184
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/9254276,60,60)
Published in J. Arnold Arbor., in 1985, in volume 66, pages 39-72
Created: 2010-01-08, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/1531975,60,60)
Published in Biol Bull, in 1974, in volume 146, pages 176-185
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8369018,60,60)
Published in Journal of The Arnold Arboretum, in 1931, in volume 12, issue 4, pages 264-269
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8369838,60,60)
Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 2, pages 234-240
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/9261125,60,60)
Published in Journal of The Arnold Arboretum, in 1949, in volume 30, issue 2, pages 139-165
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/29149922,60,60)
Published in Journal of The Arnold Arboretum, in 1967, in volume 48, issue 1, pages 89-100
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8368597,60,60)
Published in Journal of The Arnold Arboretum, in 1930, in volume 11, issue 2, pages 131-133
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/10955245,60,60)
Published in Journal of the Arnold Arboretum, in 1973, in volume 54, pages 471-473
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8106691,60,60)
Published in Journal of The Arnold Arboretum, in 1932, in volume 13, issue 3, pages 342-362
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8443285,60,60)
Published in Journal of The Arnold Arboretum, in 1946, in volume 27, issue 4, pages 423-437
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/10899311,60,60)
Published in Journal of the Arnold Arboretum, in 1975, in volume 56, pages 265-335
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/1561467,60,60)
Published in Biol Bull, in 1953, in volume 104, pages 426-438
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/1566430,60,60)
Published in Biol Bull, in 1962, in volume 123, pages 53-57
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8370165,60,60)
Published in Journal of the Arnold Arboretum, in 1940, in volume 21, pages 67-75
Created: 2011-01-26, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8103179,60,60)
Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 1, pages 1-25
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8369845,60,60)
Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 2, pages 241-244
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8440313,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 1, pages 110-124
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8371987,60,60)
Published in Journal of The Arnold Arboretum, in 1943, in volume 24, issue 1, pages 90-98
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/10899169,60,60)
Published in Journal of The Arnold Arboretum, in 1975, in volume 56, issue 1, pages 126-163
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8440354,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 2, pages 145-170
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8368793,60,60)
Published in Journal of the Arnold Arboretum, in 1931, in volume 12, pages 49-59
Created: 2011-01-26, modified: 2023-02-16![](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/11161881,60,60)
Published in Journal of the Arnold Arboretum, in 1971, in volume 52, pages 523-585
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8102969,60,60)
Published in Journal of The Arnold Arboretum, in 1938, in volume 19, issue 3, pages 279-281
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/9177592,60,60)
Published in Journal of The Arnold Arboretum, in 1960, in volume 41, issue 2, pages 191-196
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/10954890,60,60)
Published in Journal of The Arnold Arboretum, in 1973, in volume 54, issue 1, pages 111-119
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8102833,60,60)
Published in Journal of The Arnold Arboretum, in 1938, in volume 19, issue 2, pages 149-152
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8436050,60,60)
Published in Journal of The Arnold Arboretum, in 1955, in volume 36, issue 2/3, pages 165-170
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8106882,60,60)
Published in Journal of The Arnold Arboretum, in 1944, in volume 25, issue 1, pages 43-83
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8369461,60,60)
Published in Journal of the Arnold Arboretum, in 1929, in volume 10, pages 169-174
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/9256572,60,60)
Published in Journal of the Arnold Arboretum, in 1990, in volume 71, pages 1-67
Created: 2011-01-26, modified: 2023-02-16