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Published in Asa Gray correspondence. Senders A, in 1837, pages 1-3
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Published in Palaeontology, in 1960, in volume 3, issue 2, pages 129-136
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Published in Annals of the Missouri Botanical Garden, in 1954, in volume 41, pages 395-418
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Published in Contributions from the University of Michigan Herbarium, in 1975, in volume 11, issue 2, pages 41-50
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Published in The Wilson Bulletin, in 1994, in volume 106, issue 3, pages 537-548
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Published in Journal of The Adelaide Botanic Garden, in 1980, in volume 2, issue 2, pages 139-149
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Published in Biol Bull, in 1983, in volume 165, pages 110-118
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Published in Asa Gray correspondence. Senders A, in 1864, pages 1
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Published in Asa Gray correspondence. Senders A, in 1866, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1873, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1877, pages 1-4
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Published in Asa Gray correspondence. Senders A, in 1873, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1875, pages 1-2
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Published in The Wilson Bulletin, in 1996, in volume 108, issue 1, pages 61-71
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Published in Journal of Raptor Research, in 1999, in volume 33, issue 1, pages 39-42
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Published in Entomological News, in 1981, in volume 92, pages 69-74
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Published in The Coleopterists Bulletin, in 1979, in volume 33, issue 1, pages 61-67
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Published in Biol Bull, in 1963, in volume 125, pages 133-145
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Published in Palaeontology, in 1989, in volume 32, issue 2, pages 265-286
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Published in Palaeontology, in 1996, in volume 39, issue 2, pages 497-514
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Published in Madroño, in 1974, in volume 22, issue 8, pages 404-405
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Published in Journal of Raptor Research, in 1989, in volume 23, issue 4, pages 157-161
Created: 2017-04-07, modified: 2017-04-07
Published in The Wilson Bulletin, in 1998, in volume 110, issue 2, pages 233-243
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Published in Annals of the Missouri Botanical Garden, in 1949, in volume 36, pages 355-404
Created: 2010-01-08, modified: 2015-12-16
Published in Entomological News, in 1970, in volume 81, pages 85-91
Created: 2011-06-10, modified: 2021-04-05
Published in Entomological News, in 1969, in volume 80, pages 305-310
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Published in Contributions from the University of Michigan Herbarium, in 1978, in volume 11, issue 5, pages 273-276
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Published in Asa Gray correspondence. Senders A, in 1888, pages 1-3
Created: 2017-06-18, modified: 2017-06-18
Published in Asa Gray correspondence. Senders A, in 1889, pages 1
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Published in The Wilson Bulletin, in 1984, in volume 96, issue 2, pages 249-267
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Published in Palaeontology, in 1961, in volume 3, issue 4, pages 472-476
Created: 2016-04-23, modified: 2016-04-23