Published in Proceedings of the Entomological Society of Washington, in 1904, in volume 6, pages 24-37
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Published in Proceedings of the Entomological Society of Washington, in 1904, in volume 6, pages 81-90
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Published in Journal of The Washington Academy of Sciences, in 1971, in volume 61, pages 205
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Published in Rhodora, in 1967, in volume 69, issue 780, pages 456-457
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Published in Rhodora, in 1978, in volume 80, issue 821, pages 156-157
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Published in Proceedings of The American Philosophical Society, in 1875, in volume 14, issue 95, pages 650
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Published in Rhodora, in 1971, in volume 73, issue 793, pages 1-19
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Published in Madroño, in 2012, in volume 59, pages 239-240
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Published in Rhodora, in 1960, in volume 62, issue 733, pages 1-10
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Published in Rhodora, in 1961, in volume 63, issue 756, pages 349
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Published in Rhodora, in 1970, in volume 72, issue 792, pages 533-535
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Published in American Fern Journal, in 1962, in volume 52, pages 153-155
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Published in Canadian Entomologist, in 1898, in volume 30, pages 93-96
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Published in Canadian Entomologist, in 1898, in volume 30, pages 134-140
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Published in Canadian Entomologist, in 1898, in volume 30, pages 241-243
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Published in Canadian Entomologist, in 1898, in volume 30, pages 273-276
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Published in Rhodora, in 1962, in volume 64, issue 760, pages 347-348
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Published in Madroño, in 2015, in volume 62, issue 4, pages 273-274
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Published in Breviora, in 1962, in volume 165, pages 1-11
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Published in Victorian Naturalist, in 2012, in volume 129, issue 3, pages 119
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Published in Madroño, in 1979, in volume 26, issue 2, pages 96-100
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Published in Madroño, in 1989, in volume 36, issue 1, pages 15-27
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Published in Proceedings of the Entomological Society of Washington, in 1901, in volume 4, pages 435-437
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Published in American Fern Journal, in 1915, in volume 5, pages 105-107
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Published in American Fern Journal, in 1948, in volume 38, issue 4, pages 159
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Published in American Fern Journal, in 1950, in volume 40, pages 69-74
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Published in Rhodora, in 1966, in volume 68, issue 773, pages 59-92
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Published in Rhodora, in 1973, in volume 75, issue 801, pages 114-115
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Published in Psyche: A Journal of Entomology, in 1953, in volume 60, issue 3, pages 114
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Published in Breviora, in 1958, in volume 94, pages 1-14
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Published in Victorian Naturalist, in 2010, in volume 127, issue 5, pages 201-204
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Published in The Wilson Bulletin, in 1946, in volume 58, issue 1, pages 53
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Published in Madroño, in 1977, in volume 24, issue 1, pages 36-48
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Published in Annals of the Missouri Botanical Garden, in 1952, in volume 39, pages 255-262
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Published in Proceedings of the Entomological Society of Washington, in 1905, in volume 7, pages 186-188
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Published in Proceedings United States National Museum, in 1917, in volume 53, pages 223-226
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Published in Annals of The South African Museum, in 1982, in volume 86, pages 247-265
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Published in Fieldiana Botany, in 1993, in volume 32, pages 1-190
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Published in Breviora, in 1965, in volume 217, pages 1-9
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Published in Rhodora, in 1957, in volume 59, issue 706, pages 251-259
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Published in Madroño, in 2009, in volume 56, pages 302-303
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Published in Proceedings of the Entomological Society of Washington, in 1904, in volume 6, pages 79-81
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Published in Northern Territory Naturalist, in 2008, in volume 20, pages 50-57
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Published in Bulletin of the Brooklyn Entomological Society (NS), in 1960, in volume 55, pages 4-15
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Published in Journal of The Arnold Arboretum, in 1932, in volume 13, issue 4, pages 438-447
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Published in American Fern Journal, in 1974, in volume 64, pages 99-104
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Published in Fieldiana Botany, in 1992, in volume 29, pages 1-80
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Published in Biol Bull, in 1915, in volume 29, pages 333-372
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Published in Proceedings of The American Philosophical Society, in 1895, in volume 34, issue 147, pages 67-71
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Published in Madroño, in 1998, in volume 45, issue 2, pages 183
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