Published in Proceedings of The American Philosophical Society, in 1910, in volume 49, issue 196, pages 291-296
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Published in Proceedings of The American Philosophical Society, in 1917, in volume 56, issue 220, pages 364-368
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Published in Journal of The Washington Academy of Sciences, in 1930, in volume 20, pages 317-331
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Published in Rhodora, in 1904, in volume 6, issue 62, pages 25-27
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Published in Rhodora, in 1924, in volume 26, issue 303, pages 49-55
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Published in Rhodora, in 1906, in volume 8, issue 90, pages 114
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Published in Proceedings of The American Philosophical Society, in 1908, in volume 47, issue 188, pages 59-63
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Published in Asa Gray correspondence. Senders B-Ba, in 1878, pages 1-2
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Published in Biol Bull, in 1981, in volume 161, pages 366-370
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Published in Proceedings of The United States National Museum, in 1904, in volume 27, pages 211-221
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Published in Rhodora, in 1908, in volume 10, issue 109, pages 1-9
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Published in Botanical Gazette, in 1895, in volume 20, issue 5, pages 229-230
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Published in Biol Bull, in 1952, in volume 102, pages 100-110
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Published in Rhodora, in 1900, in volume 2, issue 23, pages 220-221
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Published in Rhodora, in 1899, in volume 1, issue 12, pages 218-220
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Published in Botanical Gazette, in 1895, in volume 20, issue 8, pages 366-369
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Published in Rhodora, in 1901, in volume 3, issue 35, pages 266-270
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Published in Rhodora, in 1901, in volume 3, issue 25, pages 1-2
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Published in Rhodora, in 1902, in volume 4, issue 37, pages 7-13
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Published in Rhodora, in 1902, in volume 4, issue 44, pages 157-166
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Published in Rhodora, in 1902, in volume 4, issue 39, pages 49-55
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Published in Rhodora, in 1904, in volume 6, issue 62, pages 31-33
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Published in Rhodora, in 1901, in volume 3, issue 33, pages 223-225
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Published in Botanical Gazette, in 1897, in volume 23, issue 4, pages 282-287
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Published in Proceedings of the Entomological Society of Washington, in 1999, in volume 101, pages 26-38
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Published in Rhodora, in 1906, in volume 8, issue 85, pages 12-15
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Published in Biol Bull, in 1978, in volume 155, pages 98-112
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Published in Biol Bull, in 1957, in volume 113, pages 120-128
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Published in Sida, Contributions To Botany, in 1979, in volume 8, issue 1, pages 1-13
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Published in Sida, Contributions To Botany, in 1980, in volume 8, issue 4, pages 353-354
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Published in The Wilson Bulletin, in 1903, in volume 15, issue 3, pages 77-86
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Published in Biol Bull, in 1978, in volume 155, pages 113-124
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Published in Biol Bull, in 1957, in volume 113, pages 397-406
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Published in Biol Bull, in 1950, in volume 98, pages 81-93
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Published in Asa Gray correspondence. Senders Be-Bo, pages 1
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Published in Proceedings of the Entomological Society of Washington, in 1992, in volume 94, pages 454-470
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Published in Novon, in 2000, in volume 10, issue 1, pages 12
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Published in Botanical Gazette, in 1896, in volume 22, issue 6, pages 497-498
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Published in Proceedings of the Davenport Academy of Natural Sciences, in 1897, in volume 6, pages 179-274
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Published in Torreya, in 1912, in volume 12, issue 8, pages 190-197
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Published in Botanical Gazette, in 1894, in volume 19, issue 10, pages 389-396
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Published in Proceedings of The Davenport Academy of Sciences, in 1905, in volume 10, pages 127-136
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Published in Rodriguésia, in 1935, in volume 1, issue 2, pages 115-116
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Published in Biol Bull, in 1972, in volume 143, pages 94-111
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Published in Botanical Gazette, in 1894, in volume 19, issue 12, pages 492-497
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Published in Proceedings of the Davenport Academy of Natural Sciences, in 1898, in volume 7, pages 157-205
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Published in Asa Gray correspondence. Senders A, in 1878, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1878, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2
Created: 2017-06-18, modified: 2017-06-18
Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2
Created: 2017-06-18, modified: 2017-06-18