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

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Published in Botanical Gazette, in 1904, in volume 38, issue 2, pages 143-145

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Published in Hedwigia, in 1864, in volume 3, pages 22-25

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Published in Hedwigia, in 1867, in volume 6, pages 132-139

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Published in Victorian Naturalist, in 2014, in volume 131, issue 2, pages 57-58

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Published in Annals of the Missouri Botanical Garden, in 2007, in volume 94, issue 2, pages 259-267

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in 1901, pages 1-613

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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 Memoirs of The Queensland Museum, in 1999, in volume 44, pages 558

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Published in Botanical Gazette, in 1916, in volume 61, issue 1, pages 1-29

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

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

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Published in Memoirs of The Queensland Museum, in 1999, in volume 44, pages 550

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Published in Adansonia, in 1971, in volume 11, issue 2, pages 301-308

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

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Published in Botanical Gazette, in 1915, in volume 60, issue 2, pages 144-148

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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 Journal of The Washington Academy of Sciences, in 1931, in volume 21, issue 7, pages 144-152

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Published in Journal of The Washington Academy of Sciences, in 1932, in volume 22, issue 6, pages 125-137

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Published in Journal of The Washington Academy of Sciences, in 1934, in volume 24, issue 10, pages 443-447

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Published in Journal of The Washington Academy of Sciences, in 1926, in volume 16, issue 18, pages 483-492

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

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Published in Annals of the Missouri Botanical Garden, in 2013, in volume 99, issue 1, pages 44-81

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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 Journal of The Washington Academy of Sciences, in 1943, in volume 33, issue 3, pages 70-72

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

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Published in Annals of the Missouri Botanical Garden, in 2007, in volume 94, issue 2, pages 392-406

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Published in Denkschriften der Akademie der Wissenschaften, in 1914, in volume 89, pages 317-400

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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 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 of the Missouri Botanical Garden, in 2007, in volume 94, issue 2, pages 423-434

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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 Das Pflanzenreich. Regni vegetabilis conspectus. Im auftrage der Königl. preuss. akademie der wissenschaften herausgegeben von A. Engler, in 1904, in volume 20, pages 1-458

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

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Published in Genera insectorum, in 1928, in volume 185, pages 1-434

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

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

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Published in Annals of the Missouri Botanical Garden, in 2007, in volume 94, issue 2, pages 407-422

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

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