Published in Rhodora, in 1980, in volume 82, pages 599-607

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

Published in The Wilson Bulletin, in 1962, in volume 74, issue 2, pages 205-224

Created: 2017-01-02, modified: 2017-01-02

Published in The Wilson Bulletin, in 1961, in volume 73, issue 3, pages 310-319

Created: 2016-12-04, modified: 2016-12-04

Published in American Fern Journal, in 2003, in volume 93, pages 47

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

Published in Rhodora, in 1979, in volume 81, issue 825, pages 137-140

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

Published in American Fern Journal, in 2003, in volume 93, pages 164-165

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

Published in The Wilson Bulletin, in 1942, in volume 54, issue 4, pages 237

Created: 2016-12-04, modified: 2016-12-04

Published in The Wilson Bulletin, in 1955, in volume 67, issue 2, pages 144-145

Created: 2016-12-04, modified: 2016-12-04

Published in American Fern Journal, in 2002, in volume 92, pages 248

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

Published in The Wilson Bulletin, in 1943, in volume 55, issue 1, pages 50

Created: 2016-12-04, modified: 2016-12-04

Published in The Wilson Bulletin, in 1944, in volume 56, issue 3, pages 178-180

Created: 2016-12-04, modified: 2016-12-04

Published in Rhodora, in 1997, in volume 99, issue 900, pages 380-381

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

Published in The Wilson Bulletin, in 1944, in volume 56, issue 4, pages 222-223

Created: 2016-12-04, modified: 2016-12-04

Published in Palaeontology, in 1987, in volume 30, issue 4, pages 691-716

Created: 2016-04-23, modified: 2016-04-23

Published in Veliger, in 1961, in volume 4, pages 51

Created: 2013-12-03, modified: 2013-12-03

Published in American Fern Journal, in 2001, in volume 91, pages 41-69

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

Published in American Fern Journal, in 2011, in volume 101, pages 1-5

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

Published in The Wilson Bulletin, in 1943, in volume 55, issue 4, pages 249-250

Created: 2016-12-04, modified: 2016-12-04

Published in The Wilson Bulletin, in 1961, in volume 73, issue 4, pages 398-424

Created: 2016-12-04, modified: 2016-12-04

Published in Annals of the Missouri Botanical Garden, in 1992, in volume 79, pages 613-622

Created: 2010-01-08, modified: 2015-12-16

Published in The Wilson Bulletin, in 1991, in volume 103, issue 3, pages 401-414

Created: 2017-08-22, modified: 2017-08-22

Published in American Fern Journal, in 2007, in volume 97, pages 220-224

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

Published in The Auk, in 1920, in volume 37, pages 453-454

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

Published in Victorian Naturalist, in 2008, in volume 125, issue 2, pages 58-59

Created: 2017-10-12, modified: 2017-10-12

Published in Arachnologische Mitteilungen, in 1996, in volume 12, pages 1-45

Created: 2016-12-21, modified: 2016-12-21

Published in Rhodora, in 1943, in volume 45, issue 534, pages 217-220

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

Published in Rhodora, in 1970, in volume 72, issue 789, pages 126-129

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

Published in Torreya, in 1929, in volume 29, issue 1, pages 9-12

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

Published in Torreya, in 1929, in volume 29, issue 3, pages 53-58

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

Published in Torreya, in 1930, in volume 30, issue 2, pages 40-45

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

Published in Annals of the Missouri Botanical Garden, in 1975, in volume 62, pages 538-589

Created: 2010-01-08, modified: 2015-12-16

Published in The Wilson Bulletin, in 1970, in volume 82, issue 1, pages 14-28

Created: 2017-02-19, modified: 2017-02-19

Published in American Fern Journal, in 2009, in volume 99, pages 194-199

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

Published in Postilla, in 2001, in volume 225, pages 1-26

Created: 2013-03-01, modified: 2013-03-01

Published in American Fern Journal, in 2005, in volume 95, pages 94-114

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

Published in Annals of the Missouri Botanical Garden, in 2006, in volume 93, issue 3, pages 371-401

Created: 2024-06-27, modified: 2024-06-27

Published in Entomological News, in 1944, in volume 55, pages 64-66

Created: 2011-05-07, modified: 2021-04-05

Published in Rhodora, in 1942, in volume 44, issue 517, pages 20

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

Published in The Auk, in 1902, in volume 19, pages 420

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

Published in PHYTOLOGIA, in 1967, in volume 15, issue 3, pages 162

Created: 2016-05-06, modified: 2016-05-06

Published in Rhodora, in 1902, in volume 4, issue 45, pages 188

Created: 2016-07-19, modified: 2016-07-26

Published in Botanical Gazette, in 1896, in volume 21, issue 1, pages 35-36

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

Published in Torreya, in 1924, in volume 24, issue 3, pages 41-44

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

Published in Torreya, in 1940, in volume 40, issue 6, pages 208-210

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

Published in Torreya, in 1933, in volume 33, issue 3, pages 65-66

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

Published in Torreya, in 1908, in volume 8, issue 8, pages 203-207

Created: 2022-12-15, modified: 2022-12-15

Published in The Wilson Bulletin, in 1937, in volume 49, issue 4, pages 294

Created: 2016-12-11, modified: 2016-12-11

Published in Phytologia, in 1966, in volume 12, issue 8, pages 477

Created: 2017-02-22, modified: 2017-02-22

Published in Rhodora, in 1899, in volume 1, issue 12, pages 229-230

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

Published in Rhodora, in 1917, in volume 19, issue 219, pages 60

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