Published in Biol Bull, in 1957, in volume 112, pages 241-248
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/30062517,60,60)
Published in Entomologist's Record and Journal of Variation, in 1997, in volume 109, issue 11-12, pages 265-280
Created: 2016-09-01, modified: 2016-09-01![](https://www.biodiversitylibrary.org/pagethumb/1556459,60,60)
Published in Biol Bull, in 1956, in volume 110, pages 344-351
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/47991660,60,60)
Published in Madroño, in 1995, in volume 42, issue 2, pages 123-126
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/49763620,60,60)
Published in Palaeontology, in 1990, in volume 33, issue 3, pages 613-622
Created: 2016-04-23, modified: 2016-04-23![](https://www.biodiversitylibrary.org/pagethumb/634438,60,60)
Published in Rhodora, in 1970, in volume 72, issue 789, pages 72-80
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/632598,60,60)
Published in Rhodora, in 1966, in volume 68, issue 776, pages 518-519
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/58039659,60,60)
Published in Journal of The Royal Society of Western Australia, in 2011, in volume 94, issue 2, pages 377-391
Created: 2020-06-15, modified: 2020-06-15![](https://www.biodiversitylibrary.org/pagethumb/9252964,60,60)
Published in Journal of the Arnold Arboretum, in 1982, in volume 63, pages 327-336
Created: 2011-01-26, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/9253016,60,60)
Published in Journal of the Arnold Arboretum, in 1982, in volume 63, pages 375-386
Created: 2011-01-26, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/9252998,60,60)
Published in Journal of the Arnold Arboretum, in 1982, in volume 63, pages 357-373
Created: 2011-01-26, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/628178,60,60)
Published in Rhodora, in 1963, in volume 65, issue 762, pages 137-145
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/13162858,60,60)
Published in Phytologia, in 1973, in volume 26, pages 57-66
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/28001100,60,60)
Published in Annals of the Missouri Botanical Garden, in 1990, in volume 77, pages 605
Created: 2010-01-08, modified: 2015-12-16![](https://www.biodiversitylibrary.org/pagethumb/44688818,60,60)
Published in Bonner Zoologische Beiträge, in 1978, in volume 29, pages 5-17
Created: 2014-05-17, modified: 2014-05-17![](https://www.biodiversitylibrary.org/pagethumb/35547538,60,60)
Published in Proceedings of The Royal Society of Victoria, in 1922, in volume 34, issue 2, pages 196-206
Created: 2020-07-02, modified: 2020-07-02![](https://www.biodiversitylibrary.org/pagethumb/9184371,60,60)
Published in Journal of the Arnold Arboretum, in 1986, in volume 67, pages 143-185
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/9260232,60,60)
Published in Journal of the Arnold Arboretum, in 1983, in volume 64, pages 383-424
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/13786361,60,60)
Published in Phytologia, in 1971, in volume 22, pages 97-105
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/9254238,60,60)
Published in Journal of the Arnold Arboretum, in 1985, in volume 66, pages 1-37
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/13127298,60,60)
Published in Phytologia, in 1972, in volume 24, pages 407-418
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/9252248,60,60)
Published in Journal of the Arnold Arboretum, in 1987, in volume 68, pages 137-183
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/9254796,60,60)
Published in Journal of the Arnold Arboretum, in 1984, in volume 65, pages 5-55
Created: 2011-01-26, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/12875306,60,60)
Published in Contributions from the University of Michigan Herbarium, in 1990, in volume 17, pages 307-312
Created: 2016-07-11, modified: 2016-07-11![](https://www.biodiversitylibrary.org/pagethumb/54372830,60,60)
Published in Pacific Science, in 1967, in volume 21, issue 3, pages 404-413
Created: 2017-09-17, modified: 2017-09-17![](https://www.biodiversitylibrary.org/pagethumb/633586,60,60)
Published in Rhodora, in 1968, in volume 70, issue 783, pages 439-441
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/32133389,60,60)
Published in Torreya, in 1922, in volume 22, issue 4, pages 61-63
Created: 2022-12-14, modified: 2022-12-14![](https://www.biodiversitylibrary.org/pagethumb/14717770,60,60)
Published in Transactions of The Royal Entomological Society of London, in 1909, in volume 56, pages 489-546
Created: 2010-06-23, modified: 2012-05-25![](https://www.biodiversitylibrary.org/pagethumb/12699803,60,60)
Published in Contributions from the University of Michigan Herbarium, in 1975, in volume 11, issue 2, pages 57-63
Created: 2016-07-11, modified: 2016-07-11![](https://www.biodiversitylibrary.org/pagethumb/16381611,60,60)
Published in Proceedings of The Entomological Society of Washington, in 1978, in volume 80, pages 508-513
Created: 2011-06-10, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/52152659,60,60)
Published in The Wilson Bulletin, in 1966, in volume 78, issue 4, pages 415-433
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/617260,60,60)
Published in Rhodora, in 1947, in volume 50, issue 590, pages 38-49
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/8519230,60,60)
Published in Nautilis, in 1941, in volume 54, pages 75-77
Created: 2013-09-28, modified: 2013-09-28![](https://www.biodiversitylibrary.org/pagethumb/13298679,60,60)
Published in Phytologia, in 1979, in volume 41, issue 7, pages 447-448
Created: 2016-05-06, modified: 2016-05-06![](https://www.biodiversitylibrary.org/pagethumb/47857303,60,60)
Published in Madroño, in 1949, in volume 10, issue 4, pages 108-110
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/41079645,60,60)
Published in Transactions of The Royal Society of South Australia, in 1974, in volume 98, pages 113-123
Created: 2013-01-14, modified: 2013-01-14![](https://www.biodiversitylibrary.org/pagethumb/2739168,60,60)
Published in Entomological News, in 1957, in volume 68, pages 85-88
Created: 2010-01-13, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/658944,60,60)
Published in Rhodora, in 1972, in volume 74, issue 800, pages 495-516
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/33042149,60,60)
Published in Rhodora, in 1998, in volume 100, issue 904, pages 380-441
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/50105856,60,60)
Published in Acta Botánica Mexicana, in 2010, in volume 91, pages 1-7
Created: 2016-05-12, modified: 2017-04-27![](https://www.biodiversitylibrary.org/pagethumb/47828306,60,60)
Published in Madroño, in 1975, in volume 23, issue 3, pages 153-159
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/3041998,60,60)
Published in The Canadian Entomologist, Ontario, in 1880, in volume 12, pages 148-152
Created: 2011-06-03, modified: 2017-01-06![](https://www.biodiversitylibrary.org/pagethumb/50823114,60,60)
Published in Journal of The New York Entomological Society, in 1990, in volume 98, issue 1, pages 128-132
Created: 2016-06-13, modified: 2016-06-13![](https://www.biodiversitylibrary.org/pagethumb/51327380,60,60)
Published in Journal of Raptor Research, in 2002, in volume 36, issue 2, pages 141-143
Created: 2017-04-07, modified: 2017-04-07![](https://www.biodiversitylibrary.org/pagethumb/52936884,60,60)
Published in Gardens' Bulletin, Singapore, in 2014, in volume 66, issue 1, pages 61-65
Created: 2017-03-12, modified: 2017-03-12![](https://www.biodiversitylibrary.org/pagethumb/15646776,60,60)
Published in Copeia, in 1917, in volume 47, pages 74-76
Created: 2013-03-07, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/629198,60,60)
Published in Rhodora, in 1964, in volume 66, pages 406-07
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/10010471,60,60)
Published in Sida, Contributions To Botany, in 1979, in volume 8, issue 2, pages 215-216
Created: 2015-12-02, modified: 2015-12-02![](https://www.biodiversitylibrary.org/pagethumb/15912926,60,60)
Published in The Auk, in 1917, in volume 34, pages 337
Created: 2013-03-08, modified: 2013-03-08![](https://www.biodiversitylibrary.org/pagethumb/13038386,60,60)
Published in Phytologia, in 1974, in volume 27, issue 6, pages 440
Created: 2016-05-06, modified: 2016-05-06