Published in Madroño, in 1991, in volume 38, issue 1, pages 1-13

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Published in The Great Basin Naturalist, in 1994, in volume 54, issue 2, pages 142-149

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Published in Madroño, in 1998, in volume 45, issue 2, pages 171-182

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Published in Madroño, in 1991, in volume 38, issue 3, pages 206-207

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Published in Madroño, in 1991, in volume 38, issue 4, pages 287-295

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Published in Journal of Research on the Lepidoptera, in 1981, in volume 19, issue 4, pages 240

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Published in Madroño, in 2008, in volume 55, pages 15-25

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Published in Annals of the Missouri Botanical Garden, in 1954, in volume 41, pages 329-338

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Published in Phytologia, in 1982, in volume 50, issue 6, pages 393-400

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Published in Journal of Mammalogy, in 1921, in volume 2, pages 32-35

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Published in Acta Botánica Mexicana, in 2013, in volume 104, pages 107-156

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Published in American Fern Journal, in 1964, in volume 54, pages 149-150

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Published in Phytologia, in 1986, in volume 60, pages 159-170

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Published in Journal of Research on the Lepidoptera, in 1979, in volume 17, issue 2, pages 73-128

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Published in Palaeontology, in 1998, in volume 41, issue 3, pages 387-421

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Published in Novon, in 2006, in volume 16, pages 168-204

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Published in Acta Botánica Mexicana, in 2014, in volume 109, pages 23-43

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Published in American Fern Journal, in 1978, in volume 68, pages 30

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Published in Madroño, in 2005, in volume 52, pages 270-271

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Published in Phytologia, in 1985, in volume 57, pages 65-72

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Published in Phytologia, in 1984, in volume 56, issue 1, pages 1-15

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in 1953, pages 1-363

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Published in Asa Gray correspondence. Senders A, in 1837, pages 1-2

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Published in Asa Gray correspondence. Senders A, in 1837, pages 1-3

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Published in Bulletin of The British Ornithologists' Club, in 1969, in volume 89, pages 109

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Published in Rhodora, in 1981, in volume 83, issue 833, pages 101-109

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Published in Entomologist's Record and Journal of Variation, in 1969, in volume 81, pages 266-267

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Published in Entomologist's Record London, in 1925, in volume 37, pages 81-85

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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 Acta Botánica Mexicana, in 2006, in volume 74, pages 179-183

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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 Bulletin of The British Ornithologists' Club, in 1965, in volume 85, pages 31-32

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Published in Proceedings of The Royal Society of Victoria, in 1937, in volume 50, issue 1, pages 110-156

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Published in Biol Bull, in 1983, in volume 165, pages 110-118

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Published in Proceedings of The Linnean Society of New South Wales, in 1934, in volume 59, pages 270-272

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Published in Phytoneuron, in 2013, in volume 2013-35, pages 1-3

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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

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

Published in Asa Gray correspondence. Senders A, in 1877, pages 1-4

Created: 2017-06-18, modified: 2017-06-18

Published in Asa Gray correspondence. Senders A, in 1873, pages 1-2

Created: 2017-06-18, modified: 2017-06-18

Published in Asa Gray correspondence. Senders A, in 1875, pages 1-2

Created: 2017-06-18, modified: 2017-06-18

Published in Phytologia, in 1984, in volume 56, pages 129-136

Created: 2011-01-26, modified: 2011-06-21

Published in The Wilson Bulletin, in 2002, in volume 114, issue 2, pages 243-248

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Published in Entomological News, in 1981, in volume 92, pages 69-74

Created: 2011-06-10, modified: 2021-04-05

Published in The Coleopterists Bulletin, in 1979, in volume 33, issue 1, pages 61-67

Created: 2023-11-06, modified: 2023-11-06

Published in Journal of Raptor Research, in 1989, in volume 23, issue 4, pages 157-161

Created: 2017-04-07, modified: 2017-04-07