Published in Palaeontology, in 1987, in volume 30, issue 4, pages 691-716
Created: 2016-04-23, modified: 2016-04-23![](https://www.biodiversitylibrary.org/pagethumb/32149339,60,60)
Published in American Fern Journal, in 2003, in volume 93, pages 47
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/4861137,60,60)
Published in Rhodora, in 1979, in volume 81, issue 825, pages 137-140
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/32149464,60,60)
Published in American Fern Journal, in 2003, in volume 93, pages 164-165
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/52155320,60,60)
Published in The Wilson Bulletin, in 1942, in volume 54, issue 4, pages 237
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/47402745,60,60)
Published in American Fern Journal, in 2011, in volume 101, pages 1-5
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/32034588,60,60)
Published in American Fern Journal, in 2002, in volume 92, pages 248
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/32150269,60,60)
Published in American Fern Journal, in 2001, in volume 91, pages 41-69
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/16165143,60,60)
Published in Annals of the Missouri Botanical Garden, in 1992, in volume 79, pages 613-622
Created: 2010-01-08, modified: 2015-12-16![](https://www.biodiversitylibrary.org/pagethumb/32224894,60,60)
Published in American Fern Journal, in 2007, in volume 97, pages 220-224
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/28001483,60,60)
Published in Annals of the Missouri Botanical Garden, in 1991, in volume 78, pages 105-130
Created: 2010-01-08, modified: 2015-12-16![](https://www.biodiversitylibrary.org/pagethumb/47395666,60,60)
Published in American Fern Journal, in 2009, in volume 99, pages 194-199
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/32083602,60,60)
Published in American Fern Journal, in 2005, in volume 95, pages 94-114
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/5874557,60,60)
Published in Rhodora, in 1980, in volume 82, pages 599-607
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/32152574,60,60)
Published in American Fern Journal, in 1989, in volume 79, pages 78-89
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/32152205,60,60)
Published in American Fern Journal, in 1997, in volume 87, pages 104-115
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/32149426,60,60)
Published in American Fern Journal, in 2003, in volume 93, pages 126-136
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/52151630,60,60)
Published in The Wilson Bulletin, in 1955, in volume 67, issue 2, pages 144-145
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/52319488,60,60)
Published in The Wilson Bulletin, in 1962, in volume 74, issue 2, pages 205-224
Created: 2017-01-02, modified: 2017-01-02![](https://www.biodiversitylibrary.org/pagethumb/52160339,60,60)
Published in The Wilson Bulletin, in 1943, in volume 55, issue 1, pages 50
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/52162585,60,60)
Published in The Wilson Bulletin, in 1944, in volume 56, issue 3, pages 178-180
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/52193395,60,60)
Published in The Wilson Bulletin, in 1961, in volume 73, issue 3, pages 310-319
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/33311083,60,60)
Published in Rhodora, in 1997, in volume 99, issue 900, pages 380-381
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/52162635,60,60)
Published in The Wilson Bulletin, in 1944, in volume 56, issue 4, pages 222-223
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/52160556,60,60)
Published in The Wilson Bulletin, in 1943, in volume 55, issue 4, pages 249-250
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/52193487,60,60)
Published in The Wilson Bulletin, in 1961, in volume 73, issue 4, pages 398-424
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/53473731,60,60)
Published in The Wilson Bulletin, in 1991, in volume 103, issue 3, pages 401-414
Created: 2017-08-22, modified: 2017-08-22![](https://www.biodiversitylibrary.org/pagethumb/32140239,60,60)
Published in Torreya, in 1909, in volume 9, issue 7, pages 143-145
Created: 2022-12-15, modified: 2022-12-15![](https://www.biodiversitylibrary.org/pagethumb/28005231,60,60)
Published in Annals of the Missouri Botanical Garden, in 1975, in volume 62, pages 538-589
Created: 2010-01-08, modified: 2015-12-16![](https://www.biodiversitylibrary.org/pagethumb/52768675,60,60)
Published in The Wilson Bulletin, in 1970, in volume 82, issue 1, pages 14-28
Created: 2017-02-19, modified: 2017-02-19![](https://www.biodiversitylibrary.org/pagethumb/27921715,60,60)
Published in Postilla, in 2001, in volume 225, pages 1-26
Created: 2013-03-01, modified: 2013-03-01![](https://www.biodiversitylibrary.org/pagethumb/32224602,60,60)
Published in American Fern Journal, in 2006, in volume 96, pages 100-102
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/57937198,60,60)
Published in Madroño, in 2015, in volume 62, issue 4, pages 241-268
Created: 2024-06-16, modified: 2024-06-16![](https://www.biodiversitylibrary.org/pagethumb/1515266,60,60)
Published in Biol Bull, in 1971, in volume 140, pages 201-214
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/56871477,60,60)
Published in Banisteria, in 2013, in volume 42, pages 9-56
Created: 2020-06-14, modified: 2020-06-14![](https://www.biodiversitylibrary.org/pagethumb/56867193,60,60)
Published in Banisteria, in 2011, in volume 38, pages 86-87
Created: 2020-06-14, modified: 2020-06-14![](https://www.biodiversitylibrary.org/pagethumb/56935429,60,60)
Published in Banisteria, in 2006, in volume 28, pages 3-23
Created: 2020-06-14, modified: 2020-06-14![](https://www.biodiversitylibrary.org/pagethumb/47826697,60,60)
Published in Madroño, in 1964, in volume 17, issue 7, pages 227-230
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/47942244,60,60)
Published in Madroño, in 1978, in volume 25, issue 4, pages 231-232
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/32134232,60,60)
Published in Torreya, in 1907, in volume 7, issue 3, pages 60-62
Created: 2022-12-15, modified: 2022-12-15![](https://www.biodiversitylibrary.org/pagethumb/35295104,60,60)
Published in Journal of Hymenoptera Research, in 2010, in volume 19, issue 1, pages 189-198
Created: 2012-11-23, modified: 2014-06-22![](https://www.biodiversitylibrary.org/pagethumb/61822851,60,60)
Published in The Australian Entomologist, in 2012, in volume 39, issue 4, pages 221-230
Created: 2022-09-30, modified: 2022-09-30![](https://www.biodiversitylibrary.org/pagethumb/1492520,60,60)
Published in Biol Bull, in 1970, in volume 139, pages 239-247
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/33041860,60,60)
Published in Rhodora, in 1998, in volume 100, issue 902, pages 101-233
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/61207039,60,60)
Published in Molluscan Research, in 1997, in volume 18, issue 2, pages 289-298
Created: 2021-11-21, modified: 2021-11-21![](https://www.biodiversitylibrary.org/pagethumb/32261999,60,60)
Published in American Fern Journal, in 1983, in volume 73, pages 93
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/1561141,60,60)
Published in Biol Bull, in 1953, in volume 104, pages 100-108
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/16246477,60,60)
Published in Proceedings of the Entomological Society of Washington, in 1972, in volume 74, issue 3, pages 288-302
Created: 2012-07-31, modified: 2012-07-31![](https://www.biodiversitylibrary.org/pagethumb/31805016,60,60)
Published in American Fern Journal, in 1982, in volume 72, pages 44
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/32151932,60,60)
Published in American Fern Journal, in 1993, in volume 83, pages 135
Created: 2017-04-23, modified: 2017-04-23