Published in Entomologist's Record and Journal of Variation, in 1984, in volume 96, issue 11-12, pages 285-286
Created: 2016-09-01, modified: 2016-09-01
Published in Torreya, in 1902, in volume 2, issue 3, pages 43-45
Created: 2022-12-14, modified: 2022-12-14
Published in Entomologist's Record and Journal of Variation, in 1984, in volume 96, issue 9-10, pages 233-234
Created: 2016-09-01, modified: 2016-09-01
Published in Torreya, in 1905, in volume 5, issue 2, pages 33-34
Created: 2022-12-15, modified: 2022-12-15
Published in Torreya, in 1917, in volume 17, issue 9, pages 168-169
Created: 2022-12-14, modified: 2022-12-14
Published in Scopus, in 1980, in volume 4, pages 73-78
Created: 2014-03-20, modified: 2014-03-20
Published in Asa Gray correspondence. Senders Br-Bz, in 1891, pages 1-2
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Published in Rhodora, in 1967, in volume 69, issue 777, pages 1-4
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Published in Torreya, in 1903, in volume 3, issue 6, pages 90-91
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Published in Torreya, in 1901, in volume 1, issue 9, pages 108-109
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Published in American Fern Journal, in 1993, in volume 83, pages 128
Created: 2017-04-23, modified: 2017-04-23
Published in American Fern Journal, in 1966, in volume 56, pages 84-86
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Published in Rhodora, in 1941, in volume 43, issue 505, pages 35-36
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Published in Rhodora, in 1946, in volume 48, issue 575, pages 330-331
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Published in Rhodora, in 1939, in volume 41, issue 483, pages 112
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Published in Torreya, in 1903, in volume 3, issue 7, pages 104-106
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Published in Torreya, in 1904, in volume 4, issue 8, pages 122-124
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Published in Torreya, in 1905, in volume 5, issue 12, pages 215-217
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Published in The Australian Entomologist, in 2012, in volume 39, issue 4, pages 221-230
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Published in Rhodora, in 1945, in volume 47, issue 562, pages 302
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Published in The Great Basin Naturalist, in 1990, in volume 50, issue 2, pages 115-120
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Published in Torreya, in 1907, in volume 7, issue 2, pages 36-40
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Published in Rhodora, in 1993, in volume 95, issue 882, pages 122-128
Created: 2016-07-19, modified: 2016-07-19
Published in American Fern Journal, in 1995, in volume 85, pages 89-94
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Published in Rhodora, in 1981, in volume 83, pages 421-431
Created: 2014-06-16, modified: 2016-07-26
Published in Scopus, in 1977, in volume 1, pages 68-70
Created: 2014-03-20, modified: 2014-03-20
Published in Scopus, in 1977, in volume 1, pages 109-111
Created: 2014-03-20, modified: 2014-03-20
Published in Asa Gray correspondence. Senders Br-Bz, in 1887, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1882, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1888, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1888, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Torreya, in 1904, in volume 4, issue 2, pages 23-26
Created: 2022-12-15, modified: 2022-12-15
Published in Torreya, in 1901, in volume 1, issue 7, pages 82-84
Created: 2022-12-14, modified: 2022-12-14
Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 310-317
Created: 2010-01-08, modified: 2016-12-29
Published in Rhodora, in 1966, in volume 68, issue 773, pages 59-92
Created: 2014-06-16, modified: 2016-07-26
Published in American Fern Journal, in 2012, in volume 102, pages 241-251
Created: 2017-04-23, modified: 2017-04-23
Published in Entomologist's Record and Journal of Variation, in 1976, in volume 88, issue 3, pages 67
Created: 2016-09-01, modified: 2016-09-01
Published in Rhodora, in 1973, in volume 75, issue 803, pages 411-425
Created: 2014-06-16, modified: 2016-07-26
Published in Scopus, in 1977, in volume 1, pages 48-49
Created: 2014-03-20, modified: 2014-03-20
Published in Proceedings of The American Philosophical Society, in 1875, in volume 14, issue 94, pages 358-361
Created: 2017-01-01, modified: 2017-01-01
Published in American Fern Journal, in 1976, in volume 66, pages 69-74
Created: 2017-04-23, modified: 2017-04-23
Published in Scopus, in 1977, in volume 1, pages 86
Created: 2014-03-20, modified: 2014-03-20
Published in Asa Gray correspondence. Senders Br-Bz, in 1890, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1891, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1890, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1890, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1890, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1891, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1891, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1891, pages 1-2
Created: 2017-06-24, modified: 2017-06-24