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

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

Published in Rhodora, in 1984, in volume 86, issue 847, pages 393-394

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

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

Published in Quaestiones Entomologicae, in 1974, in volume 10, issue 2, pages 131-147

Created: 2016-11-21, modified: 2016-11-21

Published in Journal of The Botanical Research Institute of Texas, in 2009, in volume 3, issue 1, pages 393-394

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Published in Occasional Papers Calif Acad Sci, in 1971, in volume 88, pages 1-65

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Published in Botanical Gazette, in 1884, in volume 9, issue 2, pages 17-19

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Published in Journal of The Botanical Research Institute of Texas, in 2009, in volume 3, issue 1, pages 457-459

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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 Scopus, in 1984, in volume 8, pages 46-48

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Published in The Wilson Bulletin, in 2003, in volume 115, issue 2, pages 176-185

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

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Published in Proceedings of The Entomological Society of Washington, in 1978, in volume 80, pages 655

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Published in Pan-Pacific Entomologist, in 1993, in volume 69, issue 1, pages 107-109

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Published in Annals And Magazine of Natural History, in 1902, in volume 10, pages 519

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

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1858, pages 1-2

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1859, pages 1-2

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1882, pages 1-2

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1857, pages 1

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1858, pages 1-3

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1858, pages 1-4

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1883, pages 1-2

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1857, pages 1-2

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1857, pages 1-2

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1882, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1882, pages 1-2

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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1842, pages 1-3

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1855, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1857, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1857, pages 1-4

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1857, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1850, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Nautilis, in 1926, in volume 39, pages 140-141

Created: 2013-09-28, modified: 2013-09-28

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 Torreya, in 1928, in volume 28, issue 1, pages 13-14

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Published in Compositae Newsletter, in 1999, in volume 33, pages 39-45

Created: 2021-08-23, modified: 2021-08-23

Published in Proceedings of the Entomological Society of Washington, in 2004, in volume 106, pages 757-760

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

Published in Proceedings of The Entomological Society of Washington, in 1979, in volume 81, pages 321-325

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Published in Palaeontology, in 1987, in volume 30, issue 3, pages 429-484

Created: 2016-04-23, modified: 2016-04-23

Published in The Auk, in 1920, in volume 37, pages 499-505

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Published in Transactions of The American Microscopical Society, in 1916, in volume 35, pages 195

Created: 2013-03-11, modified: 2013-03-11

Published in Botanical Gazette, in 1884, in volume 9, issue 1, pages 7-10

Created: 2017-03-14, modified: 2017-03-14

Published in Botanical Gazette, in 1922, in volume 73, issue 1, pages 1-25

Created: 2017-03-14, modified: 2017-03-14

Published in Deutsche Entomologische Zeitschrift, in 1895, in volume 1895, issue 1, pages 261-266

Created: 2017-05-07, modified: 2017-05-07

Published in The Wilson Bulletin, in 1999, in volume 111, issue 4, pages 478-487

Created: 2017-08-22, modified: 2017-08-22

Published in Journal of The Botanical Research Institute of Texas, in 2014, in volume 8, issue 2, pages 663-664

Created: 2019-01-27, modified: 2019-01-27

Published in The Auk, in 1919, in volume 36, pages 205-217

Created: 2013-03-08, modified: 2013-03-08

Published in The Auk, in 1919, in volume 36, pages 422-423

Created: 2013-03-08, modified: 2013-03-08