Published in Biol Bull, in 1940, in volume 79, pages 309-320
Created: 2010-01-06, modified: 2011-06-21
Published in Rhodora, in 1909, in volume 11, issue 130, pages 198-199
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1922, in volume 24, issue 288, pages 241-242
Created: 2016-07-19, modified: 2016-07-19
Published in Biol Bull, in 1927, in volume 52, pages 449-457
Created: 2010-01-06, modified: 2011-06-21
Published in Rhodora, in 1916, in volume 18, issue 207, pages 71-72
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1929, in volume 31, issue 365, pages 99
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1929, in volume 31, issue 371, pages 243-244
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1910, in volume 12, issue 137, pages 100
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1909, in volume 11, issue 122, pages 27-29
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1911, in volume 13, issue 149, pages 87-88
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1912, in volume 14, issue 158, pages 40
Created: 2016-07-19, modified: 2016-07-19
Published in Torreya, in 1903, in volume 3, issue 7, pages 104-106
Created: 2022-12-15, modified: 2022-12-15
Published in Rhodora, in 1912, in volume 14, issue 163, pages 161-162
Created: 2016-07-19, modified: 2016-07-19
Published in Biol Bull, in 1928, in volume 55, pages 163-179
Created: 2010-01-06, modified: 2011-06-21
Published in Rhodora, in 1903, in volume 5, issue 57, pages 236
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1908, in volume 10, issue 111, pages 55-56
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1910, in volume 12, issue 142, pages 206-207
Created: 2016-07-19, modified: 2016-07-26
Published in Rhodora, in 1912, in volume 14, issue 166, pages 204
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1915, in volume 17, issue 196, pages 86
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1914, in volume 16, issue 191, pages 198
Created: 2016-07-19, modified: 2016-07-26
Published in Rhodora, in 1913, in volume 15, issue 179, pages 203-204
Created: 2016-07-19, modified: 2016-07-19
Published in Journal of The New York Entomological Society, in 1929, in volume 37, issue 1, pages 13-15
Created: 2016-06-13, modified: 2016-06-13
Published in Journal of The New York Entomological Society, in 1946, in volume 54, issue 1, pages 9-12
Created: 2016-06-13, modified: 2016-06-13
Published in Annals of the Missouri Botanical Garden, in 1926, in volume 13, pages 101-140
Created: 2010-01-08, modified: 2016-12-29
Published in American Fern Journal, in 1985, in volume 75, pages 18
Created: 2017-04-23, modified: 2017-04-23
Published in Rhodora, in 1971, in volume 73, issue 793, pages 72-159
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1971, in volume 73, issue 794, pages 161-237
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1971, in volume 73, issue 795, pages 370-443
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1971, in volume 73, issue 796, pages 465-540
Created: 2014-06-16, modified: 2016-07-26
Published in Proceedings of The American Philosophical Society, in 1885, in volume 22, issue 120, pages 227-240
Created: 2017-01-01, modified: 2017-01-01
Published in Madroño, in 1964, in volume 17, issue 5, pages 145-152
Created: 2016-02-15, modified: 2016-07-07
Published in Tijdschrift Voor Entomologie, in 1948, in volume 89, pages 1-9
Created: 2010-03-23, modified: 2011-10-03
Published in Palaeontology, in 1963, in volume 6, issue 3, pages 397-407
Created: 2016-04-23, modified: 2016-04-23
Published in Biol Bull, in 1912, in volume 22, pages 205-218
Created: 2010-01-06, modified: 2011-06-21
Published in Moscosoa, in 1989, in volume 5, pages 276-291
Created: 2015-04-21, modified: 2015-04-21
in 1859, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Nautilis, in 1912, in volume 26, pages 83-84
Created: 2013-09-28, modified: 2013-09-28
Published in Scopus, in 1987, in volume 9, pages 146-159
Created: 2014-03-20, modified: 2014-03-20
Published in Proceedings of The American Philosophical Society, in 1863, in volume 9, issue 70, pages 443-449
Created: 2017-01-01, modified: 2017-01-01
Published in Breviora, in 1983, in volume 473, pages 1-35
Created: 2009-12-27, modified: 2021-04-05
Published in Novon, in 1998, in volume 8, pages 204-206
Created: 2011-01-28, modified: 2016-02-16
Published in Rhodora, in 1970, in volume 72, issue 792, pages 548-550
Created: 2014-06-16, modified: 2016-07-26
Published in The Auk, in 1888, in volume 5, pages 204-205
Created: 2013-03-08, modified: 2013-03-08
Published in Madroño, in 1938, in volume 4, issue 7, pages 239-240
Created: 2016-02-15, modified: 2016-07-07
Published in Phytologia, in 1972, in volume 23, issue 3, pages 304
Created: 2016-05-06, modified: 2016-05-06
Published in Botanical Gazette, in 1892, in volume 17, issue 3, pages 78-81
Created: 2017-03-14, modified: 2017-03-14
Published in Torreya, in 1904, in volume 4, issue 4, pages 58-59
Created: 2022-12-15, modified: 2022-12-15
Published in Great Basin Naturalist, in 1973, in volume 33, pages 221-224
Created: 2013-03-14, modified: 2013-03-14
Published in Phytologia, in 1986, in volume 59, issue 6, pages 383-388
Created: 2016-05-06, modified: 2016-05-06
Published in Rhodora, in 1996, in volume 98, issue 893, pages 99-102
Created: 2014-06-16, modified: 2016-07-26