Published in Proceedings of The United States National Museum, in 1944, in volume 95, pages 1-24

Created: 2011-06-30, modified: 2017-01-06

Published in Proceedings of The United States National Museum, in 1952, in volume 102, issue 3304, pages 315-342

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Published in Proceedings of The United States National Museum, in 1957, in volume 107, pages 107-122

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Published in Proceedings of The United States National Museum, in 1921, in volume 59, pages 187-246

Created: 2011-06-30, modified: 2017-01-06

Published in Proceedings of The United States National Museum, in 1922, in volume 61, pages 1-29

Created: 2011-06-30, modified: 2017-01-06

Published in Proceedings of The United States National Museum, in 1926, in volume 68, pages 1-131

Created: 2011-06-30, modified: 2017-01-06

Published in Proceedings of The United States National Museum, in 1921, in volume 59, pages 433-451

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Published in Bulletin of the Brooklyn Entomological Society, in 1925, in volume 20, pages 175-179

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Published in Entomological News, in 1920, in volume 31, issue 1, pages 14-16

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Published in Annals of the Missouri Botanical Garden, in 1966, in volume 53, pages 258-259

Created: 2010-01-08, modified: 2015-12-16

Published in Annals of the Missouri Botanical Garden, in 1966, in volume 53, pages 110

Created: 2010-01-08, modified: 2015-12-16

Published in Annals of the Missouri Botanical Garden, in 1995, in volume 82, pages 16-24

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Published in Rhodora, in 1973, in volume 75, issue 801, pages 120-121

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Published in Rhodora, in 1971, in volume 73, issue 793, pages 46-50

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Published in Rhodora, in 1958, in volume 60, issue 717, pages 237-243

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Published in Sida, Contributions To Botany, in 1964, in volume 1, issue 5, pages 274-293

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Published in Rhodora, in 1962, in volume 64, issue 759, pages 225-227

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Published in The Auk, in 1909, in volume 26, pages 272-291

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Published in Journal of The Straits Branch of The Royal Asiatic Society, in 1881, in volume 8, pages 162-169

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Published in Madroño, in 2008, in volume 55, pages 170-177

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Published in Annals of the Missouri Botanical Garden, in 1966, in volume 53, pages 100-103

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Published in Annals And Magazine of Natural History, in 1860, in volume 5, pages 71-72

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Published in Sida, Contributions To Botany, in 1964, in volume 1, issue 6, pages 383-384

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Published in Sida, Contributions To Botany, in 1977, in volume 7, issue 2, pages 95-102

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Published in Rhodora, in 1961, in volume 63, issue 752, pages 216-223

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Published in Annals of the Missouri Botanical Garden, in 1965, in volume 52, pages 182-211

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Published in Sida, Contributions To Botany, in 1964, in volume 1, issue 6, pages 381-382

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Published in Rhodora, in 1962, in volume 64, issue 758, pages 102-113

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Published in Proceedings of the Entomological Society of Washington, in 2004, in volume 106, pages 192-198

Created: 2010-11-04, modified: 2011-06-21

Published in Annals of the Missouri Botanical Garden, in 1968, in volume 55, pages 397

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Published in Proceedings of The Biological Society of Washington, in 1905, in volume 18, pages 224-225

Created: 2011-07-31, modified: 2011-07-31

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1883, in volume 35, pages 72-74

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1884, in volume 36, pages 185-187

Created: 2013-03-02, modified: 2013-03-02

Published in Proceedings of The American Philosophical Society, in 1885, in volume 22, issue 120, pages 438-456

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Published in Asa Gray correspondence. Senders Be-Bo, in 1830, pages 1-3

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Published in Asa Gray correspondence. Senders Be-Bo, in 1831, pages 1-3

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Published in Rhodora, in 1962, in volume 64, issue 758, pages 147-161

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Published in Annals of the Missouri Botanical Garden, in 1968, in volume 55, pages 365-367

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1882, in volume 34, pages 100-102

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Published in Rhodora, in 1976, in volume 78, issue 813, pages 60-64

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Published in Rhodora, in 1962, in volume 64, issue 760, pages 313-323

Created: 2014-06-16, modified: 2016-07-26

Published in Rhodora, in 1916, in volume 18, issue 208, pages 90-92

Created: 2016-07-19, modified: 2016-07-19

Published in Madroño, in 1953, in volume 12, issue 2, pages 33-39

Created: 2016-02-15, modified: 2016-07-07

Published in Proceedings of the United States National Museum, in 1922, in volume 61, pages 1-43

Created: 2011-06-04, modified: 2017-01-06

Published in Annals of the Missouri Botanical Garden, in 1965, in volume 52, pages 99-113

Created: 2010-01-08, modified: 2015-12-16

Published in Annals of the Missouri Botanical Garden, in 1966, in volume 53, pages 257-258

Created: 2010-01-08, modified: 2016-12-29

Published in Novon, in 2007, in volume 17, pages 341-353

Created: 2011-01-28, modified: 2016-02-16

Published in Rhodora, in 1984, in volume 86, issue 848, pages 431-437

Created: 2014-06-16, modified: 2016-07-26

Published in Proceedings of The American Philosophical Society, in 1882, in volume 20, issue 111, pages 283-291

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Published in Transactions of the Royal Society of South Africa, in 1910, in volume 1, issue 2, pages 343-345

Created: 2016-04-30, modified: 2016-04-30