Published in Proceedings of The Biological Society of Washington, in 1985, in volume 98, pages 627-629

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Published in Proceedings of The Entomological Society of Washington, in 1996, in volume 98, issue 3, pages 607

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Published in Journal of Hymenoptera Research, in 1992, in volume 1, pages 107-118

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Published in Deutsche Entomologische Zeitschrift, in 1912, in volume 1912, pages 33-63

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Published in Proceedings of the Entomological Society of Washington, in 1985, in volume 87, pages 317-322

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Published in Proceedings of the Entomological Society of Washington, in 1997, in volume 99, pages 42-49

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Published in Proceedings of the Entomological Society of Washington, in 2001, in volume 103, pages 274-281

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Published in Entomologische Zeitung Stettin, in 1855, in volume 16, pages 111-113

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Published in Journal of The New York Entomological Society, in 1982, in volume 90, issue 3, pages 181-185

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Published in Proceedings of the Entomological Society of Washington, in 1994, in volume 96, pages 350-356

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Published in Proceedings of the Entomological Society of Washington, in 1996, in volume 98, pages 188-194

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Published in Journal für Ornithologie, in 1871, in volume 19, pages 81-107

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Published in Wiener Entomologische Zeitung, in 1913, in volume 32, pages 221-222

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Published in Journal für Ornithologie, in 1871, in volume 19, pages 10-13

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Published in Nachrichtenblatt der Bayerischen Entomologen, in 1987, in volume 036, pages 114-115

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Published in Proceedings of the Entomological Society of Washington, in 1995, in volume 97, pages 86-89

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Published in Entomologische Zeitung Stettin, in 1876, in volume 37, pages 91-93

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Published in Proceedings of the Entomological Society of Washington, in 1995, in volume 97, pages 689-694

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Published in Nachrichtenblatt der Bayerischen Entomologen, in 1990, in volume 039, pages 127-128

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Published in Asa Gray correspondence. Senders B-Ba, in 1885, pages 1-6

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Published in Asa Gray correspondence. Senders B-Ba, in 1886, pages 1-6

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Published in William Marriot Canby letters to Asa Gray, 1861-1895, pages 1-2

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in 1853, pages 1-2

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in 1853, pages 1-2

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Published in Phytologia, in 1990, in volume 68, pages 234-238

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Published in Asa Gray correspondence. Senders B-Ba, in 1891, pages 1-2

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Published in Erythea, in 1893, in volume 1, pages 145-147

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Published in Nautilus, in 1913, in volume 26, pages 109-110

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Published in Nautilis, in 1939, in volume 53, pages 8-16

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Published in Rhodora, in 1908, in volume 10, issue 119, pages 208

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Published in Stuttgarter Beiträge Naturkunde, in 1961, in volume 58, pages 1-13

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Published in Erythea, in 1893, in volume 1, pages 197-206

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Published in Entomological News, in 1987, in volume 98, pages 135-139

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Published in Proceedings of the Malacological Society of London, in 1907, in volume 7, issue 5, pages 243

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Published in Journal of The Bombay Natural History Society, in 1932, in volume 35, pages 891-893

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Published in Phytoneuron, in 2013, in volume 2013-62, pages 1

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Published in Phytologia, in 2009, in volume 91, issue 3, pages 439

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Published in Compositae Newsletter, in 1993, in volume 23, pages 1-2

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Published in Compositae Newsletter, in 1997, in volume 31, pages 1-16

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Published in Proceedings of the Malacological Society of London, in 1908, in volume 8, issue 2, pages 62-63

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Published in Proceedings of the Malacological Society of London, in 1909, in volume 8, issue 5, pages 268

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Published in Asa Gray correspondence. Senders Br-Bz, pages 1-2

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Published in Phytologia, in 1977, in volume 37, pages 177-208

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Published in Journal of South African Botany, in 1984, in volume 50, issue 3, pages 401-405

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Published in Phytologia, in 1993, in volume 75, issue 6, pages 481

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Published in Biol Bull, in 1961, in volume 120, pages 411-419

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Published in Novon, in 2007, in volume 17, pages 206-211

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Published in Journal of The Bombay Natural History Society, in 1922, in volume 28, pages 1137-1138

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Published in Kirtlandia, in 2004, in volume 54, pages 43-88

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