Published in Biol Bull, in 1928, in volume 55, pages 79-91
Created: 2010-01-06, modified: 2011-06-21
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Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1887, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Torreya, in 1903, in volume 3, issue 12, pages 184-185
Created: 2022-12-15, modified: 2022-12-15
Published in Rhodora, in 1963, in volume 65, issue 763, pages 273
Created: 2014-06-16, modified: 2016-07-26
Published in Moscosoa, in 1983, in volume 2, pages 28-53
Created: 2015-04-21, modified: 2015-04-21
Published in American Fern Journal, in 1928, in volume 18, pages 94-95
Created: 2017-04-23, modified: 2017-04-23
Published in Acta Botánica Mexicana, in 2013, in volume 104, pages 107-156
Created: 2016-05-12, modified: 2017-04-27
Published in Rhodora, in 1918, in volume 20, issue 229, pages 19-20
Created: 2016-07-19, modified: 2016-07-19
Published in Botanical Gazette, in 1888, in volume 13, issue 12, pages 305-311
Created: 2017-03-14, modified: 2017-03-14
Published in Botanical Gazette, in 1888, in volume 13, issue 3, pages 64-65
Created: 2017-03-14, modified: 2017-03-14
Published in American Fern Journal, in 1915, in volume 5, pages 1-4
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1917, in volume 7, pages 104-106
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1919, in volume 9, pages 1-5
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1919, in volume 9, pages 67-73
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1925, in volume 15, pages 16-19
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1925, in volume 15, pages 54-57
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1928, in volume 18, pages 1-6
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1928, in volume 18, pages 46-51
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1931, in volume 21, pages 136-139
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Published in American Fern Journal, in 1962, in volume 52, pages 110
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Published in Botanical Gazette, in 1905, in volume 39, issue 5, pages 366-369
Created: 2017-03-14, modified: 2017-03-14
Published in Glasgow Naturalist, in 2006, in volume 24, issue 4, pages 39-47
Created: 2017-05-21, modified: 2017-05-21
Published in Gulf Research Reports, in 1996, in volume 9, issue 3, pages 183-188
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Published in Rhodora, in 1960, in volume 62, issue 741, pages 245-250
Created: 2014-06-16, modified: 2016-07-26
Published in Acta Botánica Mexicana, in 2014, in volume 109, pages 23-43
Created: 2016-05-12, modified: 2017-04-27
Published in Journal of The Arnold Arboretum, in 1946, in volume 27, issue 4, pages 438-441
Created: 2016-07-07, modified: 2016-07-07
Published in American Fern Journal, in 1917, in volume 7, pages 106-109
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1919, in volume 9, pages 38-48
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1978, in volume 68, pages 33-36
Created: 2017-04-23, modified: 2017-04-23
Published in The Wilson Bulletin, in 1994, in volume 106, issue 1, pages 55-61
Created: 2016-12-04, modified: 2016-12-04
Published in Nuytsia, in 1994, in volume 9, issue 3, pages 387-398
Created: 2023-07-16, modified: 2023-07-16
Published in Biol Bull, in 1984, in volume 166, pages 277-298
Created: 2010-01-07, modified: 2011-06-21
Published in Sida, Contributions To Botany, in 1992, in volume 15, issue 2, pages 347-348
Created: 2015-12-02, modified: 2015-12-02
Published in Veliger, in 1966, in volume 9, pages 236-238
Created: 2013-12-03, modified: 2013-12-03
Published in Phytologia, in 2009, in volume 91, issue 2, pages 92-94
Created: 2017-03-08, modified: 2017-03-08
Published in American Fern Journal, in 1915, in volume 5, pages 4-7
Created: 2017-04-23, modified: 2017-04-23
Published in Madroño, in 1969, in volume 20, issue 1, pages 29-30
Created: 2016-02-15, modified: 2016-07-07
Published in Madroño, in 2004, in volume 51, issue 3, pages 336-337
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Published in Palaeontology, in 1979, in volume 22, issue 3, pages 537-548
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Published in Biol Bull, in 1981, in volume 160, pages 228-239
Created: 2010-01-06, modified: 2011-06-21
Published in Biol Bull, in 1962, in volume 123, pages 243-252
Created: 2010-01-06, modified: 2011-06-21
Published in Moscosoa, in 1983, in volume 2, pages 54-60
Created: 2015-04-21, modified: 2015-04-21
Published in Sida, Contributions To Botany, in 1996, in volume 17, issue 1, pages 243-249
Created: 2015-12-02, modified: 2015-12-02
Published in American Fern Journal, in 1913, in volume 3, pages 109-116
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1915, in volume 5, pages 50-52
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1946, in volume 36, issue 3, pages 91
Created: 2017-04-23, modified: 2017-04-23
Published in Sida, Contributions To Botany, in 2002, in volume 20, issue 2, pages 861-864
Created: 2015-12-02, modified: 2015-12-02
Published in Entomologist's Record and Journal of Variation, in 1966, in volume 78, pages 115-121
Created: 2016-09-01, modified: 2016-09-01
Published in Muelleria, in 1967, in volume 1, issue 3, pages 175-196
Created: 2017-05-26, modified: 2023-02-16
Published in Rhodora, in 1949, in volume 51, issue 607, pages 129-146
Created: 2014-06-16, modified: 2016-07-26