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Published in Rhodora, in 1982, in volume 84, issue 838, pages 265-279

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Published in Moscosoa, in 1986, in volume 4, pages 217-221

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Published in Moscosoa, in 1993, in volume 7, issue 0, pages 199-200

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Published in The Auk, in 1906, in volume 23, pages 241-242

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Published in Journal of The Arnold Arboretum, in 1981, in volume 62, issue 2, pages 129-209

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Published in Journal of the Arnold Arboretum, in 1981, in volume 62, pages 63-128,

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Published in Sida, Contributions To Botany, in 1983, in volume 10, issue 1, pages 33-36

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Published in Journal of The Arnold Arboretum, in 1986, in volume 67, issue 4, pages 441-469

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Published in Journal of The Arnold Arboretum, in 1979, in volume 60, issue 4, pages 477-503

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Published in Journal of The Arnold Arboretum, in 1982, in volume 63, issue 2, pages 103-144

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Published in Proceedings of The Biological Society of Washington, in 1900, in volume 13, pages 47-51

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Published in Rhodora, in 1984, in volume 86, pages 381-387

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Published in Sida, Contributions To Botany, in 1986, in volume 11, issue 3, pages 329-333

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Published in Sida, Contributions To Botany, in 1984, in volume 10, issue 3, pages 203-206

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Published in Sida, Contributions To Botany, in 1990, in volume 14, issue 2, pages 263-266

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Published in Novon, in 1994, in volume 4, pages 112-115

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Published in Moscosoa, in 1986, in volume 4, pages 222-225

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Published in Moscosoa, in 1998, in volume 10, pages 114-120

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Published in Sida, Contributions To Botany, in 1994, in volume 16, issue 2, pages 225-231

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Published in Phytologia, in 1985, in volume 58, issue 4, pages 233-242

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Published in Journal of the Arnold Arboretum, in 1984, in volume 65, pages 255-342

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Published in The Auk, in 1899, in volume 16, pages 294-295

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Published in Rhodora, in 1993, in volume 95, pages 325-341

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Published in Annals of the Missouri Botanical Garden, in 1992, in volume 79, pages 737-769

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Published in Sida, Contributions To Botany, in 1981, in volume 9, issue 2, pages 135-138

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Published in Rhodora, in 2004, in volume 106, issue 926, pages 124-147

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Published in Sida, Contributions To Botany, in 2003, in volume 20, issue 3, pages 877-884

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Published in Rhodora, in 1980, in volume 82, issue 832, pages 563-578

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Published in The Auk, in 1906, in volume 23, pages 119-120

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Published in Annals of the Missouri Botanical Garden, in 1989, in volume 76, pages 476-495

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Published in Novon, in 2002, in volume 12, pages 299-308

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Published in Journal of The Botanical Research Institute of Texas, in 2009, in volume 3, issue 1, pages 159-160

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Published in Sida, Contributions To Botany, in 1986, in volume 11, issue 4, pages 417-427

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Published in The Auk, in 1904, in volume 21, pages 307-308

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Published in Moscosoa, in 1989, in volume 5, pages 159-185

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Published in Journal of The New York Entomological Society, in 1987, in volume 95, issue 4, pages 534-546

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Published in Annals of the Missouri Botanical Garden, in 2007, in volume 94, issue 2, pages 360-375

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Published in Entomological News, in 1979, in volume 90, pages 41-44

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Published in The Auk, in 1904, in volume 21, pages 509

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Published in The Wilson Bulletin, in 1943, in volume 55, issue 1, pages 51-53

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Published in The Auk, in 1896, in volume 13, pages 285-289

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Published in Entomological News, in 1977, in volume 88, pages 207-209

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Published in Rhodora, in 1953, in volume 55, issue 655, pages 244

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Published in British Journal of Entomology And Natural History, in 1998, in volume 10, pages 220-225

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Published in Journal of The Botanical Research Institute of Texas, in 2012, in volume 6, issue 1, pages 37-44

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Published in Proceedings of The Entomological Society of Washington, in 1995, in volume 97, pages 896-897

Created: 2011-06-10, modified: 2011-06-21