Published in American Fern Journal, in 1972, in volume 62, pages 24-26

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

Published in Rhodora, in 1910, in volume 12, pages 146-154

Created: 2014-06-16, modified: 2016-07-26

Published in Rhodora, in 1923, in volume 25, issue 299, pages 203-204

Created: 2016-07-19, modified: 2016-07-19

Published in Rhodora, in 1912, in volume 14, issue 159, pages 45-52

Created: 2016-07-19, modified: 2016-07-19

Published in Rhodora, in 1919, in volume 21, issue 243, pages 68

Created: 2016-07-19, modified: 2016-07-19

Published in Torreya, in 1914, in volume 14, issue 4, pages 55-64

Created: 2022-12-14, modified: 2022-12-14

Published in Torreya, in 1913, in volume 13, issue 5, pages 89-112

Created: 2022-12-14, modified: 2022-12-14

Published in Torreya, in 1921, in volume 21, issue 3, pages 50-52

Created: 2022-12-14, modified: 2022-12-14

Published in Torreya, in 1921, in volume 21, issue 4, pages 65-66

Created: 2022-12-14, modified: 2022-12-14

Published in Torreya, in 1913, in volume 13, issue 9, pages 199-215

Created: 2022-12-14, modified: 2022-12-14

Published in Torreya, in 1915, in volume 15, issue 8, pages 181-182

Created: 2022-12-14, modified: 2022-12-14

Published in Rhodora, in 1935, in volume 37, issue 438, pages 227-228

Created: 2016-07-19, modified: 2016-07-19

Published in Rhodora, in 1936, in volume 38, issue 450, pages 240

Created: 2016-07-19, modified: 2016-07-19

Published in Torreya, in 1914, in volume 14, issue 10, pages 167-194

Created: 2022-12-14, modified: 2022-12-14

Published in Torreya, in 1941, in volume 41, issue 5, pages 145-150

Created: 2022-12-12, modified: 2022-12-12

Published in Torreya, in 1926, in volume 26, issue 2, pages 17-28

Created: 2022-12-14, modified: 2022-12-14

Published in Torreya, in 1915, in volume 15, issue 4, pages 74-80

Created: 2022-12-14, modified: 2022-12-14

Published in Jour Bombay Nat Hist Soc, in 1944, in volume 44, issue 3, pages 387-407

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Published in Jour Bombay Nat Hist Soc, in 1945, in volume 45, issue 2, pages 122-132

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Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 3, pages 443-454

Created: 2016-07-07, modified: 2016-07-07

Published in Rhodora, in 1918, in volume 20, issue 237, pages 153-160

Created: 2016-07-19, modified: 2016-07-19

Published in Torreya, in 1941, in volume 41, issue 3, pages 73-75

Created: 2022-12-12, modified: 2022-12-12

Published in The Auk, in 1920, in volume 37, pages 519-540

Created: 2013-03-08, modified: 2013-03-08

Published in Copeia, in 1917, in volume 51, pages 104

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1918, in volume 35, pages 82

Created: 2013-03-08, modified: 2013-03-08

Published in Journal of The Bombay Natural History Society, in 1937, in volume 39, pages 812-830

Created: 2015-08-31, modified: 2015-08-31

Published in Contributions in Science, in 1968, in volume 153, pages 1-4

Created: 2017-07-18, modified: 2023-02-16

Published in Contributions in Science, in 1968, in volume 143, pages 1-2

Created: 2017-07-18, modified: 2023-02-16

Published in Madroño, in 1941, in volume 6, issue 1, pages 15-18

Created: 2016-02-15, modified: 2016-07-07

Published in Western Australian Naturalist, in 1985, in volume 16, issue 4, pages 57-69

Created: 2021-03-28, modified: 2021-03-28

Published in Copeia, in 1917, in volume 46, pages 66-68

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1913, in volume 30, pages 505-511

Created: 2013-03-07, modified: 2013-03-08

Published in Zoologica, in 1938, in volume 23, issue 6, pages 191-193

Created: 2016-11-07, modified: 2016-11-07

Published in Botanical Gazette, in 1893, in volume 18, issue 10, pages 378-382

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

Published in Botanical Gazette, in 1895, in volume 20, issue 6, pages 269-271

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

Published in Madroño, in 1969, in volume 20, issue 1, pages 28-29

Created: 2016-02-15, modified: 2016-07-07

Published in Proc. Biol. Soc. Wash., in 1918, in volume 31, pages 15-20

Created: 2011-05-03, modified: 2011-06-21

Published in Ibis, in 1914, in volume 2, issue 2, pages 315-317

Created: 2024-03-20, modified: 2024-03-20

Published in Copeia, in 1915, in volume 20, pages 24

Created: 2013-03-07, modified: 2013-03-08

Published in Copeia, in 1915, in volume 19, pages 12-13

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1918, in volume 35, pages 492-493

Created: 2013-03-08, modified: 2013-03-08

Published in Rhodora, in 2001, in volume 103, pages 245-262

Created: 2014-06-16, modified: 2016-07-26

Published in Journal of The New York Entomological Society, in 1983, in volume 91, issue 3, pages 284-288

Created: 2016-06-13, modified: 2016-06-13

Published in Copeia, in 1917, in volume 45, pages 59-60

Created: 2013-03-07, modified: 2013-03-08

Published in Copeia, in 1915, in volume 21, pages 27-28

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1914, in volume 31, pages 100

Created: 2013-03-08, modified: 2013-03-08

Published in The Auk, in 1916, in volume 33, pages 320-321

Created: 2013-03-08, modified: 2013-03-08

Published in Proceedings of The Biological Society of Washington, in 1939, in volume 52, pages 85-88

Created: 2011-07-31, modified: 2011-07-31

Published in Contributions in Science, in 1964, in volume 84, pages 1-50

Created: 2017-07-17, modified: 2023-02-16

Published in Contributions in Science, in 1961, in volume 46, pages 1-4

Created: 2017-07-17, modified: 2023-02-16