Published in The Wilson Bulletin, in 1952, in volume 64, issue 4, pages 242

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Published in Botanical Museum Leaflets, Harvard University, in 1983, in volume 29, issue 2, pages 139-149

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Published in Botanical Museum Leaflets, Harvard University, in 1983, in volume 29, issue 4, pages 367-386

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Published in Botanical Museum Leaflets, Harvard University, in 1983, in volume 29, issue 3, pages 291-295

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Published in Botanical Gazette, in 1920, in volume 70, issue 3, pages 211-220

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Published in Botanical Museum Leaflets, Harvard University, in 1983, in volume 29, issue 3, pages 159-217

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Published in Torreya, in 1906, in volume 6, issue 8, pages 157-165

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Published in Contributions in Science, in 1974, in volume 258, pages 1-36

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Published in Madroño, in 1933, in volume 2, issue 12, pages 97-100

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Published in Contributions in Science, in 1968, in volume 147, pages 1-9

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Published in Biol Bull, in 1984, in volume 167, pages 186-199

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Published in Palaeontology, in 1969, in volume 12, issue 3, pages 351-365

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in 1953, pages 1-555

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Published in Biol Bull, in 1977, in volume 152, pages 337-350

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Published in American Fern Journal, in 1970, in volume 60, pages 84-86

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Published in Great Basin Naturalist, in 1974, in volume 34, pages 121-134

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Published in Rhodora, in 2001, in volume 103, issue 915, pages 263-292

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Published in Mycotaxon, in 1979, in volume 8, issue 1, pages 302-306

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Published in The Wilson Bulletin, in 1927, in volume 39, issue 2, pages 91-105

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Published in The Wilson Bulletin, in 1991, in volume 103, issue 4, pages 552-558

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Published in Madroño, in 1941, in volume 6, issue 4, pages 142-143

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Published in Victorian Naturalist, in 2007, in volume 124, issue 1, pages 45-46

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Published in Madroño, in 2008, in volume 55, issue 1, pages 89-90

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1891, pages 1

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Published in Proc Linn Soc New South Wales, in 1886, in volume 1, pages 4-7

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Published in Records of the Australian Museum, in 1890, in volume 1, pages 8-9

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Published in Palaeontology, in 1966, in volume 9, issue 4, pages 599-628

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Published in Madroño, in 1983, in volume 30, issue 1, pages 66

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Published in Northern Territory Naturalist, in 1978, in volume 1, pages 13-14

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Published in Northern Territory Naturalist, in 1979, in volume 2, pages 7-13

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Published in Banisteria, in 2018, in volume 51, pages 3-11

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Published in The Wilson Bulletin, in 1976, in volume 88, issue 3, pages 421-426

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Published in Madroño, in 1976, in volume 23, issue 6, pages 310-320

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Published in American Fern Journal, in 1991, in volume 81, pages 128-133

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Published in Journal of The New York Entomological Society, in 1927, in volume 35, issue 1, pages 1-21

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Published in Ibis, in 1922, in volume 4, issue 3, pages 471-474

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Published in Transactions of the Kentucky Academy of Science, in 1977, in volume 38, issue 1-2, pages 26-37

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Published in Memoirs of the Queensland Museum, in 1977, in volume 18, issue 1, pages 1-15

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Published in Palaeontology, in 1972, in volume 15, issue 2, pages 197-225

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Published in Journal of The New York Entomological Society, in 1950, in volume 58, issue 1, pages 55-59

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Published in Bulletin of The Natural History Museum Zoology Series, in 2001, in volume 67, pages 85-107

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Published in Malacologia, in 2006, in volume 48, issue 1-2, pages 265-282

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Published in Asa Gray correspondence. Senders Ca-Cl, pages 1

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Published in The Great Basin Naturalist, in 1995, in volume 55, issue 2, pages 158-163

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Published in Madroño, in 1997, in volume 44, issue 1, pages 59-73

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Published in Memoirs of the Queensland Museum, in 1976, in volume 17, issue 3, pages 379-398

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Published in Mycotaxon, in 1995, in volume 55, pages 269-274

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Published in Phytologia, in 1971, in volume 22, issue 2, pages 83-84

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Published in Botanical Gazette, in 1888, in volume 13, issue 2, pages 40

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Published in Botanical Gazette, in 1911, in volume 52, issue 4, pages 328

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