Published in Rhodora, in 1984, in volume 86, issue 848, pages 439-444

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Published in American Fern Journal, in 1925, in volume 15, pages 69-80

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Published in American Fern Journal, in 1925, in volume 15, pages 107-117

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Published in Rhodora, in 1964, in volume 66, issue 768, pages 313-343

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Published in Zoologica, in 1939, in volume 24, issue 12, pages 289-292

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Published in Journal of The Washington Academy of Sciences, in 1930, in volume 20, issue 2, pages 484-488

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Published in Sida, Contributions To Botany, in 2005, in volume 21, issue 3, pages 1471-1505

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Published in Entomol News, in 1966, in volume 77, pages 25-27

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Published in Journal of The Washington Academy of Sciences, in 1941, in volume 31, issue 3, pages 96-105

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Published in Journal of The Washington Academy of Sciences, in 1941, in volume 32, issue 6, pages 184-187

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Published in Asa Gray correspondence. Senders B-Ba, in 1880, pages 1-2

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Published in The Great Basin Naturalist, in 1981, in volume 41, pages 377-388

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Published in Proceedings of The Biological Society of Washington, in 1943, in volume 56, pages 53-56

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Published in Scopus, in 2004, in volume 24, pages 46-47

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Published in Zoologica, in 1939, in volume 24, issue 17, pages 323-328

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Published in Proceedings of The Biological Society of Washington, in 1937, in volume 50, pages 15-16

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Published in Proceedings of The Biological Society of Washington, in 1939, in volume 52, pages 17-18

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Published in Proceedings of The Biological Society of Washington, in 1939, in volume 52, pages 163-164

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Published in Proceedings of The Zoological Society of London, in 1923, in volume 1923, pages 19-40

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Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, issue 2, pages 501-504

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Published in Bulletin of The British Ornithologists' Club, in 1999, in volume 119, pages 94-103

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Published in The Auk, in 1884, in volume 1, pages 166-173

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Published in Canadian Entomologist, in 1914, in volume 46, pages 181-182

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Published in Journal of The Washington Academy of Sciences, in 1927, in volume 17, issue 20, pages 509-520

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Published in Journal of The New York Entomological Society, in 1964, in volume 72, issue 1, pages 19-23

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Published in Annals and Magazine of Natural History, in 1923, in volume 11, issue 64, pages 465-472

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Published in Proceedings of the Entomological Society of Washington, in 1968, in volume 70, issue 2, pages 150-153

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Published in Biological Bulletin, in 1902, in volume 3, pages 16-26

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Published in Rhodora, in 1962, in volume 64, issue 758, pages 113-117

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Published in Genera insectorum, in 1927, in volume 185, pages 1-434

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Published in Pacific Science, in 1953, in volume 7, issue 2, pages 165-168

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Published in The Wilson Bulletin, in 1934, in volume 46, issue 3, pages 150-156

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Published in Ibis, in 1905, in volume 5, issue 3, pages 498-505

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Published in The Wilson Bulletin, in 1983, in volume 95, issue 2, pages 269-275

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Published in Journal of The Bombay Natural History Society, in 1978, in volume 75, issue 1, pages 254-255

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Published in Proceedings of The Royal Society of Victoria, in 2003, in volume 115, issue 1/2, pages 67-75

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Published in Biol Bull, in 1966, in volume 130, pages 378-386

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Published in Rhodora, in 1948, in volume 50, pages 80-91

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Published in Rhodora, in 1931, in volume 33, issue 393, pages 192-193

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Published in Rhodora, in 1949, in volume 51, issue 606, pages 119-120

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Published in Rhodora, in 1983, in volume 85, issue 842, pages 228

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Published in Zoologica, in 1942, in volume 27, issue 2, pages 5-6

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Published in Torreya, in 1927, in volume 27, issue 5, pages 83-84

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Published in Annals of Carnegie Museum, in 1982, in volume 51, pages 231-249

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Published in Biol Bull, in 1972, in volume 142, pages 335-349

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