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Published in The Wilson Bulletin, in 1925, in volume 37, issue 4, pages 248

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Published in Asa Gray correspondence. Senders Ha, 1835-1895 (inclusive), in 1873, pages 1-2

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Published in Asa Gray correspondence. Senders Ha, 1835-1895 (inclusive), in 1871, pages 1-2

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Published in Asa Gray correspondence. Senders Ha, 1835-1895 (inclusive), in 1873, pages 1-2

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Published in Asa Gray correspondence. Senders Ha, 1835-1895 (inclusive), in 1863, pages 1-2

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Published in The Auk, in 1920, in volume 37, pages 163-164

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Published in Banisteria, in 1995, in volume 6, pages 3-16

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Published in Botanical Gazette, in 1878, in volume 3, issue 4, pages 38

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Published in Botanical Gazette, in 1884, in volume 9, issue 4, pages 59-62

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Published in Madroño, in 1932, in volume 2, issue 6, pages 55-56

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Published in Bulletin of the British Museum (Natural History). Zoology, in 1969, in volume Supplement 3, pages 1-125

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Published in Rhodora, in 1954, in volume 56, issue 668, pages 169-177

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Published in Bulletin of Zoological Nomenclature, in 1996, in volume 53, pages 264-266

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Published in Bulletin of Zoological Nomenclature, in 1998, in volume 55, issue 2, pages 133-134

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Published in Biol Bull, in 1931, in volume 61, pages 457-467

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Published in Entomological News, in 1973, in volume 84, pages 149-156

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Published in Victorian Naturalist, in 1901, in volume 18, pages 60-61

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Published in Proceedings of The American Philosophical Society, in 1889, in volume 27, issue 131, pages 4-18

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Published in Botanical Gazette, in 1901, in volume 31, issue 6, pages 388-393

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Published in Sida, Contributions To Botany, in 2004, in volume 21, issue 1, pages 10

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Published in Madroño, in 1932, in volume 2, issue 7, pages 63

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Published in Phytologia, in 1978, in volume 38, pages 369-383

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Published in Ibis, in 1904, in volume 4, issue 2, pages 218-222

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Published in Ibis, in 1904, in volume 4, issue 3, pages 415-446

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Published in Biol Bull, in 1938, in volume 75, pages 395-408

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Published in Ent. News, in 1927, in volume 38, pages 239-240

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Published in Sida, Contributions To Botany, in 1982, in volume 9, issue 4, pages 302-308

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