Published in Zoologica, in 1968, in volume 53, issue 2, pages 19-32

Created: 2016-11-07, modified: 2016-11-07

Published in Zoologica, in 1968, in volume 53, issue 1, pages 1-14

Created: 2016-11-07, modified: 2016-11-07

Published in The Auk, in 1912, in volume 29, pages 262-263

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

Published in Proceedings of the Entomological Society of Philadelphia, in 1862, in volume 1, pages 194-198

Created: 2011-06-02, modified: 2011-06-21

Published in Asa Gray correspondence. Senders A, in 1890, pages 1

Created: 2017-06-18, modified: 2017-06-18

Published in Botanical Gazette, in 1919, in volume 67, issue 4, pages 366-368

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

Published in The Auk, in 1919, in volume 36, pages 372-380

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

Published in Rhodora, in 1920, in volume 22, issue 261, pages 145-146

Created: 2016-07-19, modified: 2023-02-16

Published in Torreya, in 1937, in volume 37, issue 5, pages 109-113

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

Published in Rhodora, in 1923, in volume 25, issue 293, pages 84

Created: 2016-07-19, modified: 2023-02-16

Published in Torreya, in 1911, in volume 11, issue 1, pages 15-17

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

Published in The Auk, in 1902, in volume 19, pages 292-293

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1910, in volume 27, pages 460-461

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

Published in The Auk, in 1903, in volume 20, pages 236

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

Published in Rhodora, in 1902, in volume 4, issue 37, pages 3-5

Created: 2016-07-19, modified: 2023-02-16

Published in Rhodora, in 1912, in volume 14, pages 102-106

Created: 2014-06-16, modified: 2023-02-16

Published in Rhodora, in 1960, in volume 62, issue 744, pages 325-338

Created: 2014-06-16, modified: 2023-02-16

Published in Rhodora, in 1918, in volume 20, issue 231, pages 48-54

Created: 2014-06-16, modified: 2023-02-16

Published in The Auk, in 1888, in volume 5, pages 426

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

Published in The Auk, in 1900, in volume 17, pages 100-103

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

Published in The Auk, in 1919, in volume 36, pages 528-536

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

Published in The Auk, in 1913, in volume 30, pages 229-235

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1910, in volume 27, pages 86-87

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1909, in volume 26, pages 433-434

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

Published in The Auk, in 1911, in volume 28, pages 111

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

Published in The Auk, in 1913, in volume 30, pages 311-317

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

Published in The Auk, in 1919, in volume 36, pages 292

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

Published in The Auk, in 1898, in volume 15, pages 75

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

Published in Rhodora, in 1922, in volume 24, issue 278, pages 34-36

Created: 2014-06-16, modified: 2023-02-16

Published in Rhodora, in 1915, in volume 17, issue 199, pages 129-137

Created: 2014-06-16, modified: 2023-02-16

Published in The Auk, in 1916, in volume 33, pages 53-56

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1896, in volume 13, pages 345

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1895, in volume 12, pages 89-90

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

Published in The Auk, in 1902, in volume 19, pages 84-85

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

Published in Phytologia, in 1975, in volume 31, pages 16-17

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

Published in The Australian Entomologist, in 2010, in volume 36, issue 4, pages 161-166

Created: 2022-11-15, modified: 2022-11-15

Published in American Fern Journal, in 1989, in volume 79, pages 29-30

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

Published in The Auk, in 1889, in volume 6, pages 76-79

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1911, in volume 28, pages 517-518

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

Published in The Auk, in 1919, in volume 36, pages 109-110

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

Published in American Fern Journal, in 1962, in volume 52, pages 151-152

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

Published in Journal of The Washington Academy of Sciences, in 1926, in volume 16, issue 13, pages 361-365

Created: 2015-03-16, modified: 2025-12-03

Published in The Auk, in 1906, in volume 23, pages 103

Created: 2013-03-07, modified: 2013-03-08

Published in The Auk, in 1910, in volume 27, pages 355-356

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

Published in Phytologia, in 1974, in volume 28, issue 5, pages 470-472

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

Published in Journal of The Washington Academy of Sciences, in 1931, in volume 21, issue 14, pages 325-336

Created: 2015-03-16, modified: 2025-12-03

Published in Journal of The Washington Academy of Sciences, in 1926, in volume 16, issue 8, pages 215-227

Created: 2015-03-16, modified: 2025-12-03

Published in Journal of The Washington Academy of Sciences, in 1928, in volume 18, issue 2, pages 25-37

Created: 2015-03-16, modified: 2025-12-03

Published in Journal of The Washington Academy of Sciences, in 1938, in volume 28, issue 11, pages 478-492

Created: 2015-03-16, modified: 2025-12-03

Published in Journal of The Washington Academy of Sciences, in 1926, in volume 16, issue 15, pages 418-422

Created: 2015-03-16, modified: 2025-12-03