Published in Rhodora, in 1950, in volume 52, issue 620, pages 185-188

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

Published in PHYTOLOGIA, in 1950, in volume 3, issue 5, pages 282

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

Published in Rhodora, in 1944, in volume 46, issue 542, pages 29-31

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

Published in Sida, Contributions To Botany, in 1992, in volume 15, issue 2, pages 346-347

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

Published in Rhodora, in 1950, in volume 52, issue 619, pages 179-183

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

Published in American Fern Journal, in 1960, in volume 50, pages 266-267

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

Published in Sida, Contributions To Botany, in 1979, in volume 8, issue 1, pages 115-116

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

Published in American Fern Journal, in 1954, in volume 44, pages 155-158

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

Published in Rhodora, in 1950, in volume 52, issue 622, pages 229-232

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

Published in Sida, Contributions To Botany, in 1967, in volume 3, issue 1, pages 1-76

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

Published in Sida, Contributions To Botany, in 1969, in volume 3, issue 5, pages 309-310

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

Published in American Fern Journal, in 1966, in volume 56, pages 145-149

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

Published in Rhodora, in 1959, in volume 61, issue 732, pages 302-305

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

Published in Sida, Contributions To Botany, in 1979, in volume 8, issue 2, pages 170-180

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

Published in American Fern Journal, in 1972, in volume 62, pages 30

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

Published in Sida, Contributions To Botany, in 1964, in volume 1, issue 6, pages 346-357

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

Published in Rhodora, in 1972, in volume 74, issue 799, pages 436-439

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

Published in Sida, Contributions To Botany, in 1972, in volume 5, issue 1, pages 42-43

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

Published in Sida, Contributions To Botany, in 2005, in volume 21, issue 3, pages 1941-1950

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

Published in Rhodora, in 1970, in volume 72, pages 289-312

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

Published in Rhodora, in 1971, in volume 73, issue 794, pages 244-248

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

Published in Rhodora, in 1954, in volume 56, issue 667, pages 133-136

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

Published in Rhodora, in 1970, in volume 72, issue 792, pages 489-492

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

Published in Madroño, in 1980, in volume 27, issue 1, pages 47-48

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

Published in Rhodora, in 1961, in volume 63, issue 748, pages 103-118

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

Published in Rhodora, in 1964, in volume 66, issue 765, pages 47-53

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

Published in Rhodora, in 1966, in volume 68, issue 773, pages 49-52

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

Published in Rhodora, in 1965, in volume 67, issue 769, pages 63-82

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

Published in Rhodora, in 1965, in volume 67, issue 770, pages 201-216

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

Published in Rhodora, in 1965, in volume 67, issue 771, pages 255-312

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

Published in Phytologia, in 1977, in volume 37, pages 59-61

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

Published in Botanical Gazette, in 1917, in volume 63, issue 5, pages 417-418

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

Published in Biol Bull, in 1955, in volume 108, pages 346-358

Created: 2010-01-06, modified: 2011-06-21

Published in Rhodora, in 1970, in volume 72, issue 789, pages 51-65

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

Published in Rhodora, in 1964, in volume 66, issue 765, pages 87-92

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

Published in Rhodora, in 1962, in volume 64, issue 757, pages 60-62

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

Published in The Auk, in 1903, in volume 20, pages 82-83

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

Published in Torreya, in 1912, in volume 12, issue 9, pages 208-215

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

Published in Torreya, in 1912, in volume 12, issue 8, pages 183-189

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

Published in Torreya, in 1912, in volume 12, issue 5, pages 97-107

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

Published in Torreya, in 1912, in volume 12, issue 7, pages 165-173

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

Published in Biol Bull, in 1955, in volume 108, pages 359-365

Created: 2010-01-06, modified: 2011-06-21

Published in Biol Bull, in 1952, in volume 103, pages 269-276

Created: 2010-01-06, modified: 2011-06-21

Published in Rhodora, in 1981, in volume 83, issue 835, pages 465-470

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

Published in Rhodora, in 1966, in volume 68, issue 774, pages 192-208

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

Published in BULL BROOKLYN ENT SOC, in 1938, in volume 33, issue 3, pages 111-120

Created: 2016-05-17, modified: 2016-05-17

Published in Torreya, in 1912, in volume 12, issue 6, pages 124-132

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

Published in Transactions of The Royal Society of South Australia, in 1961, in volume 85, pages 224-225

Created: 2013-01-14, modified: 2013-01-14

Published in Biol Bull, in 1948, in volume 94, pages 55-59

Created: 2010-01-06, modified: 2011-06-21

Published in Rhodora, in 2002, in volume 104, issue 917, pages 31-41

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