Published in Journal of the Arnold Arboretum, in 1983, in volume 64, pages 511-546
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/41800530,60,60)
Published in Scopus, in 1989, in volume 12, pages 69-72
Created: 2014-03-20, modified: 2014-03-20![](https://www.biodiversitylibrary.org/pagethumb/659415,60,60)
Published in Rhodora, in 1973, in volume 75, issue 803, pages 411-425
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/30250729,60,60)
Published in Entomologist's Record and Journal of Variation, in 1969, in volume 81, pages 75-77
Created: 2016-09-01, modified: 2016-09-01![](https://www.biodiversitylibrary.org/pagethumb/11635662,60,60)
Published in Psyche, in 1913, in volume 20, pages 15-23
Created: 2011-01-31, modified: 2017-01-06![](https://www.biodiversitylibrary.org/pagethumb/58743034,60,60)
Published in The Coleopterists Bulletin, in 1978, in volume 32, issue 1, pages 40
Created: 2023-11-06, modified: 2023-11-06![](https://www.biodiversitylibrary.org/pagethumb/29976635,60,60)
Published in Entomologist's Record and Journal of Variation, in 1975, in volume 87, issue 4, pages 107-109
Created: 2016-09-01, modified: 2016-09-01![](https://www.biodiversitylibrary.org/pagethumb/47942060,60,60)
Published in Madroño, in 1978, in volume 25, issue 1, pages 59
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/563126,60,60)
Published in Rhodora, in 1906, in volume 8, issue 96, pages 232-233
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/36866529,60,60)
Published in Transactions of the South African Philosophical Society, in 1886, in volume 5, issue 2, pages 235-246
Created: 2016-04-30, modified: 2016-04-30![](https://www.biodiversitylibrary.org/pagethumb/32862824,60,60)
Published in Rhodora, in 1996, in volume 98, issue 894, pages 217
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/50774190,60,60)
Published in Journal of The New York Entomological Society, in 1950, in volume 58, issue 2, pages 87
Created: 2016-06-13, modified: 2016-06-13![](https://www.biodiversitylibrary.org/pagethumb/50471028,60,60)
Published in Annals of The Transvaal Museum, in 1909, in volume 1, issue 4, pages 225
Created: 2023-04-04, modified: 2023-04-04![](https://www.biodiversitylibrary.org/pagethumb/1818551,60,60)
Published in Boletin de la Real Sociedad Española de Historia Natural, in 1922, in volume 22, pages 196-200
Created: 2011-06-03, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/50470830,60,60)
Published in Annals of The Transvaal Museum, in 1908, in volume 1, issue 2, pages 73-169
Created: 2023-04-04, modified: 2023-04-04![](https://www.biodiversitylibrary.org/pagethumb/50471027,60,60)
Published in Annals of The Transvaal Museum, in 1909, in volume 1, issue 4, pages 224-225
Created: 2023-04-04, modified: 2023-04-04![](https://www.biodiversitylibrary.org/pagethumb/50471022,60,60)
Published in Annals of The Transvaal Museum, in 1909, in volume 1, issue 4, pages 219-223
Created: 2023-04-04, modified: 2023-04-04![](https://www.biodiversitylibrary.org/pagethumb/12985307,60,60)
Published in Phytologia, in 1985, in volume 58, issue 2, pages 105-164
Created: 2017-03-08, modified: 2017-03-08![](https://www.biodiversitylibrary.org/pagethumb/36866553,60,60)
Published in Transactions of the South African Philosophical Society, in 1886, in volume 5, issue 2, pages 259-265
Created: 2016-04-30, modified: 2016-04-30![](https://www.biodiversitylibrary.org/pagethumb/47826573,60,60)
Published in Madroño, in 1963, in volume 17, issue 4, pages 115
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/30062971,60,60)
Published in Entomologist's Record and Journal of Variation, in 1978, in volume 90, issue 10, pages 255-261
Created: 2016-09-01, modified: 2016-09-01![](https://www.biodiversitylibrary.org/pagethumb/8439085,60,60)
Published in Journal of the Arnold Arboretum, in 1957, in volume 38, pages 151-169
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/8440380,60,60)
Published in Journal of the Arnold Arboretum, in 1941, in volume 22, pages 171-187
Created: 2011-01-26, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/52100936,60,60)
Published in The Wilson Bulletin, in 1984, in volume 96, issue 3, pages 408-418
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/14021984,60,60)
Published in Portici Bollettino Del Laboratorio Di Zoologia Agr, in 1912, in volume 6, pages 45-104
Created: 2012-08-11, modified: 2012-08-11![](https://www.biodiversitylibrary.org/pagethumb/39744186,60,60)
Published in Journal of The Washington Academy of Sciences, in 1958, in volume 48, pages 18-21
Created: 2014-01-30, modified: 2014-01-30![](https://www.biodiversitylibrary.org/pagethumb/607191,60,60)
Published in Rhodora, in 1940, in volume 42, issue 494, pages 40-47
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/20103307,60,60)
Published in Annals of the Missouri Botanical Garden, in 1966, in volume 53, pages 115-196
Created: 2010-01-08, modified: 2016-12-29![](https://www.biodiversitylibrary.org/pagethumb/7733749,60,60)
Published in Proceedings of The United States National Museum, in 1896, in volume 18, pages 633-648
Created: 2011-02-17, modified: 2017-01-06![](https://www.biodiversitylibrary.org/pagethumb/61628318,60,60)
Published in Australian entomological magazine, in 1984, in volume 11, issue 1, pages 16-18
Created: 2022-05-09, modified: 2022-05-09![](https://www.biodiversitylibrary.org/pagethumb/8372627,60,60)
Published in Journal of the Arnold Arboretum, in 1953, in volume 34, pages 182-186
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/59183963,60,60)
Published in Western Australian Naturalist, in 1984, in volume 16, issue 1, pages 21
Created: 2021-03-28, modified: 2021-03-28![](https://www.biodiversitylibrary.org/pagethumb/36879034,60,60)
Published in Transactions of the South African Philosophical Society, in 1884, in volume 4, issue 1, pages 25-33
Created: 2016-04-30, modified: 2016-04-30![](https://www.biodiversitylibrary.org/pagethumb/10041332,60,60)
Published in The Wilson Bulletin, in 1921, in volume 33, issue 3, pages 159
Created: 2016-11-27, modified: 2016-11-27![](https://www.biodiversitylibrary.org/pagethumb/562823,60,60)
Published in Rhodora, in 1905, in volume 7, issue 84, pages 269
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/47877845,60,60)
Published in Madroño, in 1946, in volume 8, issue 6, pages 193-195
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/50906625,60,60)
Published in Psyche: A Journal of Entomology, in 1970, in volume 77, issue 4, pages 413-429
Created: 2016-06-19, modified: 2016-06-19![](https://www.biodiversitylibrary.org/pagethumb/9256196,60,60)
Published in Journal of the Arnold Arboretum, in 1981, in volume 62, pages 211-242
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/12890368,60,60)
Published in Phytologia, in 1972, in volume 23, issue 5, pages 455-459
Created: 2016-05-06, modified: 2016-05-06![](https://www.biodiversitylibrary.org/pagethumb/1565957,60,60)
Published in Biol Bull, in 1959, in volume 116, pages 136-161
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8119748,60,60)
Published in The Great Basin Naturalist, in 1992, in volume 52, issue 3, pages 216-225
Created: 2017-11-16, modified: 2017-11-16![](https://www.biodiversitylibrary.org/pagethumb/9252693,60,60)
Published in Journal of The Arnold Arboretum, in 1982, in volume 63, issue 1, pages 63-81
Created: 2017-11-11, modified: 2017-11-11![](https://www.biodiversitylibrary.org/pagethumb/626677,60,60)
Published in Rhodora, in 1959, in volume 61, issue 725, pages 127-136
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/16075787,60,60)
Published in The Auk, in 1903, in volume 20, pages 64
Created: 2013-03-08, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/32090239,60,60)
Published in Torreya, in 1904, in volume 4, issue 1, pages 5-8
Created: 2022-12-15, modified: 2022-12-15![](https://www.biodiversitylibrary.org/pagethumb/47258208,60,60)
Published in Transactions of the Royal Society of South Africa, in 1909, in volume 1, issue 1, pages 126
Created: 2016-04-30, modified: 2016-04-30![](https://www.biodiversitylibrary.org/pagethumb/8440785,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 4, pages 556-568
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/8440328,60,60)
Published in Journal of the Arnold Arboretum, in 1941, in volume 22, pages 125-132
Created: 2011-01-26, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8440658,60,60)
Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 3, pages 432-442
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/3646251,60,60)
Published in Canadian Entomologist, in 1888, in volume 20, pages 191-195
Created: 2011-06-03, modified: 2017-01-06