Published in American Fern Journal, in 1982, in volume 72, pages 62

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

Published in American Fern Journal, in 1980, in volume 70, pages 45-46

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

Published in American Fern Journal, in 1982, in volume 72, pages 65-75

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

Published in Rhodora, in 1983, in volume 85, issue 841, pages 45-54

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

Published in Phytologia, in 1984, in volume 55, pages 443-446

Created: 2011-01-26, modified: 2011-06-21

Published in Novon, in 1993, in volume 3, pages 321-323

Created: 2011-01-28, modified: 2016-02-16

Published in Novon, in 1993, in volume 3, pages 15-17

Created: 2011-01-28, modified: 2016-02-16

Published in Madroño, in 2012, in volume 59, pages 167

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

Published in Novon, in 1993, in volume 3, pages 225-227

Created: 2011-01-28, modified: 2016-02-16

Published in Entomologist's Record and Journal of Variation, in 1984, in volume 96, issue 1-2, pages 1-6

Created: 2016-09-01, modified: 2016-09-01

Published in Nautilus, in 1984, in volume 98, pages 85-97

Created: 2012-03-12, modified: 2012-05-27

Published in Phytologia, in 1986, in volume 59, pages 363-364

Created: 2011-01-26, modified: 2023-02-16

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1890, pages 1

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

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1891, pages 1

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

Published in Novon, in 1994, in volume 4, pages 9-15

Created: 2011-01-28, modified: 2016-02-16

Published in Phytologia, in 1986, in volume 59, pages 365-366

Created: 2011-01-26, modified: 2023-02-16

Published in Mycotaxon, in 2012, in volume 118, issue 1, pages 423-431

Created: 2024-05-13, modified: 2024-05-13

Published in American Fern Journal, in 1970, in volume 60, pages 30-32

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

Published in Novon, in 1999, in volume 9, pages 476-478

Created: 2011-01-28, modified: 2016-02-16

Published in Palaeontology, in 1966, in volume 9, issue 3, pages 492-510

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

Published in Moscosoa, in 1993, in volume 7, issue 0, pages 199-200

Created: 2015-04-21, modified: 2015-04-21

Published in Journal of The Arnold Arboretum, in 1981, in volume 62, issue 2, pages 129-209

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

Published in Journal of the Arnold Arboretum, in 1984, in volume 65, pages 145-147

Created: 2011-01-26, modified: 2011-06-21

Published in Fieldiana: Botany, New Series, in 2000, in volume 41, pages 1-69

Created: 2022-12-23, modified: 2022-12-23

Published in Sida, Contributions To Botany, in 1983, in volume 10, issue 1, pages 33-36

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

Published in Journal of The Arnold Arboretum, in 1986, in volume 67, issue 4, pages 441-469

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

Published in Journal of The Arnold Arboretum, in 1979, in volume 60, issue 4, pages 477-503

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

Published in Journal of The Arnold Arboretum, in 1982, in volume 63, issue 2, pages 103-144

Created: 2017-11-11, modified: 2017-11-11

Published in Annals of the Missouri Botanical Garden, in 1983, in volume 70, pages 203-204

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

Published in Annals of the Missouri Botanical Garden, in 1984, in volume 71, pages 1186-1187

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

Published in Annals of the Missouri Botanical Garden, in 1991, in volume 78, pages 262-263

Created: 2010-01-08, modified: 2015-12-17

Published in Entomologist's Record and Journal of Variation, in 1978, in volume 90, issue 4, pages 116-121

Created: 2016-09-01, modified: 2016-09-01

Published in Sida, Contributions To Botany, in 1986, in volume 11, issue 3, pages 329-333

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

Published in Sida, Contributions To Botany, in 1984, in volume 10, issue 3, pages 203-206

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

Published in Sida, Contributions To Botany, in 1990, in volume 14, issue 2, pages 263-266

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

Published in Novitates Zoologicae,, in 1904, in volume 11, issue 1, pages 310-322

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

Published in Novon, in 2005, in volume 15, pages 50-54

Created: 2011-01-28, modified: 2011-06-21

Published in Annals And Magazine of Natural History, in 1841, in volume 6, pages 401-402

Created: 2011-09-30, modified: 2011-09-30

Published in Entomologist's Record and Journal of Variation, in 2003, in volume 115, issue 4, pages 194-195

Created: 2016-09-01, modified: 2016-09-01

Published in Special publication of Carnegie Museum of Natural History, in 1994, in volume 18, pages 241-257

Created: 2024-06-15, modified: 2024-06-15

Published in Moscosoa, in 1986, in volume 4, pages 222-225

Created: 2015-04-21, modified: 2015-04-21

Published in Journal of Raptor Research, in 1997, in volume 31, issue 4, pages 384-385

Created: 2017-04-07, modified: 2017-04-07

Published in Journal of The Botanical Research Institute of Texas, in 2010, in volume 4, issue 1, pages 51-54

Created: 2015-12-01, modified: 2015-12-01

Published in Fieldiana Botany new series, in 1986, in volume 17, pages 1-28

Created: 2017-05-21, modified: 2023-02-16

Published in Mycotaxon, in 2011, in volume 115, issue 1, pages 345-351

Created: 2024-04-04, modified: 2024-04-04

Published in Sida, Contributions To Botany, in 1994, in volume 16, issue 2, pages 225-231

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

Published in The Wilson Bulletin, in 1971, in volume 83, issue 2, pages 186-193

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

Published in Fieldiana: Botany, New Series, in 1986, in volume 17, pages 1-24

Created: 2022-12-23, modified: 2022-12-23

Published in Asa Gray correspondence. Senders Br-Bz, in 1884, pages 1-2

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

Published in Natural History Review, in 1855, in volume 2, pages 59-64

Created: 2010-11-23, modified: 2011-06-21