Published in American Fern Journal, in 1999, in volume 89, pages 244-266

Created: 2017-04-23, modified: 2017-04-23

Published in American Fern Journal, in 2007, in volume 97, pages 175-185

Created: 2017-04-23, modified: 2017-04-23

Published in American Fern Journal, in 2001, in volume 91, pages 13-24

Created: 2017-04-23, modified: 2017-04-23

Published in American Fern Journal, in 2006, in volume 96, pages 31-44

Created: 2017-04-23, modified: 2017-04-23

Published in Bulletin of The British Ornithologists' Club, in 2010, in volume 130, issue 1, pages 8-12

Created: 2015-05-17, modified: 2015-05-17

Published in American Fern Journal, in 2007, in volume 97, pages 66-80

Created: 2017-04-23, modified: 2017-04-23

Published in American Fern Journal, in 2009, in volume 99, pages 292-306

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Published in Bulletin of The British Ornithologists' Club, in 1997, in volume 117, pages 223-235

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Published in Arnaldoa, in 2017, in volume 24, issue 1, pages 229-238

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Published in Sida, Contributions To Botany, in 2005, in volume 21, issue 4, pages 2321-2342

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Published in Journal für Ornithologie, in 1871, in volume 19, pages 224

Created: 2014-09-04, modified: 2014-09-04

Published in Sida, Contributions To Botany, in 1983, in volume 10, issue 2, pages 190-191

Created: 2015-12-02, modified: 2015-12-02

Published in Bulletin of The British Ornithologists' Club, in 1999, in volume 119, pages 162-177

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Published in Zoologischer Anzeiger, in 1913, in volume 42, pages 514-520

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Published in Biol Bull, in 1937, in volume 72, pages 125-144

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Published in Zoologischer Anzeiger Leipzig, in 1916, in volume 47, pages 145-152

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Published in Sida, Contributions To Botany, in 1983, in volume 10, issue 1, pages 92

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Published in Tijdschrift Voor Entomologie, in 1973, in volume 116, pages 43-61

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Published in Bulletin of Zoological Nomenclature, in 1968, in volume 25, pages 94-95

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Published in Tijdschrift Voor Entomologie, in 1973, in volume 116, pages 23-41

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Published in Sida, Contributions To Botany, in 1984, in volume 10, issue 4, pages 322

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Published in Entomological News, in 1974, in volume 85, pages 67-71

Created: 2011-06-10, modified: 2011-06-21

Published in Sida, Contributions To Botany, in 1984, in volume 10, issue 3, pages 258

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1921, pages 1-0

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1952, in 1884, pages 1-7

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1927, in 1878, pages 1-0

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1901, in 1867, pages 1-0

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1899, in 1860, pages 1-0

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1897, in 1860, pages 1-0

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1895, in 1859, pages 1-0

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1923, in 1874, pages 1-0

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1917, in 1873, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1913, in 1873, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1971, in 1885, pages 1-2

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1907, in 1871, pages 1-0

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1905, in 1871, pages 1-0

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1925, in 1875, pages 1-0

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1903, in 1870, pages 1-0

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1910, in 1873, pages 1

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1990, in 1887, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1975, in 1886, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1979, in 1886, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1983, in 1886, pages 1-3

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1973, in 1886, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-2125, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-2021, pages 1-5

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-2080, in 1890, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-1909, in 1871, pages 1

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-2123, in 1895, pages 1-2

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

Published in Michael Schuck Bebb letters to Asa Gray, 1859-2017, pages 1-4

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