Published in Biol Bull, in 1927, in volume 53, pages 327-342
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/1881588,60,60)
Published in Biol Bull, in 2004, in volume 207, pages 141-146
Created: 2010-01-07, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/8806459,60,60)
Published in Great Basin Naturalist Memoirs, in 1986, in volume 8, pages 11-62
Created: 2017-11-16, modified: 2017-11-16![](https://www.biodiversitylibrary.org/pagethumb/567438,60,60)
Published in Rhodora, in 1913, in volume 15, issue 179, pages 204
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/567181,60,60)
Published in Rhodora, in 1912, in volume 14, issue 166, pages 207
Created: 2016-07-19, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/32127597,60,60)
Published in Torreya, in 1903, in volume 3, issue 1, pages 3-4
Created: 2022-12-14, modified: 2022-12-14![](https://www.biodiversitylibrary.org/pagethumb/53003184,60,60)
Published in Asa Gray correspondence. Senders A, in 1837, pages 1-2
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/53003181,60,60)
Published in Asa Gray correspondence. Senders A, in 1837, pages 1-3
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/52287490,60,60)
Published in The Wilson Bulletin, in 1953, in volume 65, issue 1, pages 40
Created: 2016-12-19, modified: 2016-12-19![](https://www.biodiversitylibrary.org/pagethumb/570216,60,60)
Published in Rhodora, in 1920, in volume 22, issue 261, pages 156
Created: 2016-07-19, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/53003162,60,60)
Published in Asa Gray correspondence. Senders A, in 1864, pages 1
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/53003163,60,60)
Published in Asa Gray correspondence. Senders A, in 1866, pages 1-2
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/53003165,60,60)
Published in Asa Gray correspondence. Senders A, in 1873, pages 1-2
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/53003171,60,60)
Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/53003173,60,60)
Published in Asa Gray correspondence. Senders A, in 1877, pages 1-4
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/53003167,60,60)
Published in Asa Gray correspondence. Senders A, in 1873, pages 1-2
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/53003169,60,60)
Published in Asa Gray correspondence. Senders A, in 1875, pages 1-2
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/693526,60,60)
Published in Rhodora, in 1914, in volume 16, issue 190, pages 183-184
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/47993438,60,60)
Published in Madroño, in 1940, in volume 5, issue 8, pages 241-246
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/15997930,60,60)
Published in Annals of the Missouri Botanical Garden, in 1927, in volume 14, pages 1-46
Created: 2010-01-08, modified: 2015-12-16![](https://www.biodiversitylibrary.org/pagethumb/16197478,60,60)
Published in Proceedings of the Entomological Society of Washington, in 1964, in volume 66, pages 101-102
Created: 2011-05-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/42479043,60,60)
Published in Veliger, in 1991, in volume 34, issue 4, pages 317-323
Created: 2014-07-18, modified: 2014-07-18![](https://www.biodiversitylibrary.org/pagethumb/935759,60,60)
Published in Biol Bull, in 1909, in volume 17, pages 120-160
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/30822007,60,60)
Published in American Fern Journal, in 1915, in volume 5, pages 108-113
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/53003177,60,60)
Published in Asa Gray correspondence. Senders A, in 1888, pages 1-3
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/53003180,60,60)
Published in Asa Gray correspondence. Senders A, in 1889, pages 1
Created: 2017-06-18, modified: 2017-06-18![](https://www.biodiversitylibrary.org/pagethumb/1486496,60,60)
Published in Biol Bull, in 1969, in volume 136, pages 167-184
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/570186,60,60)
Published in Rhodora, in 1920, in volume 22, issue 260, pages 129-138
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/42891721,60,60)
Published in Bulletin du Musée D'histoire Naturelle, in 1906, in volume 12, issue 2, pages 120
Created: 2021-12-13, modified: 2021-12-13![](https://www.biodiversitylibrary.org/pagethumb/35192003,60,60)
Published in Botanical Gazette, in 1917, in volume 64, issue 2, pages 159-164
Created: 2017-03-14, modified: 2017-03-14![](https://www.biodiversitylibrary.org/pagethumb/42430989,60,60)
Published in Veliger, in 1973, in volume 16, pages 121-122
Created: 2013-08-11, modified: 2013-08-11![](https://www.biodiversitylibrary.org/pagethumb/607460,60,60)
Published in Rhodora, in 1940, in volume 42, issue 500, pages 280
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/567273,60,60)
Published in Rhodora, in 1913, in volume 15, issue 170, pages 44
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/52152486,60,60)
Published in The Wilson Bulletin, in 1966, in volume 78, issue 2, pages 248
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/51467838,60,60)
Published in Muelleria, in 1994, in volume 8, issue 2, pages 123-132
Created: 2016-09-04, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/13096772,60,60)
Published in Malacologia, in 1973, in volume 14, pages 235-241
Created: 2018-08-09, modified: 2018-08-09![](https://www.biodiversitylibrary.org/pagethumb/602686,60,60)
Published in Rhodora, in 1932, in volume 34, issue 397, pages 1-4
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/15995030,60,60)
Published in Annals of the Missouri Botanical Garden, in 1933, in volume 20, pages 23-44
Created: 2010-01-08, modified: 2015-12-16![](https://www.biodiversitylibrary.org/pagethumb/51745806,60,60)
Published in Bulletin of The African Bird Club, in 2010, in volume 17, issue 2, pages 225-228
Created: 2021-02-23, modified: 2021-02-23![](https://www.biodiversitylibrary.org/pagethumb/32224007,60,60)
Published in American Fern Journal, in 1931, in volume 21, pages 11-20
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/32224064,60,60)
Published in American Fern Journal, in 1931, in volume 21, pages 64-71
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/50769711,60,60)
Published in Journal of The New York Entomological Society, in 1930, in volume 38, issue 4, pages 463-468
Created: 2016-06-13, modified: 2016-06-13![](https://www.biodiversitylibrary.org/pagethumb/51183938,60,60)
Published in Zoologica, in 1955, in volume 40, issue 11, pages 125-132
Created: 2016-11-07, modified: 2016-11-07![](https://www.biodiversitylibrary.org/pagethumb/34574588,60,60)
Published in Proceedings of The Biological Society of Washington, in 1993, in volume 106, issue 4, pages 752-761
Created: 2011-04-14, modified: 2012-03-24![](https://www.biodiversitylibrary.org/pagethumb/40722812,60,60)
Published in Annals of The South African Museum, in 1965, in volume 48, pages 189-193
Created: 2012-11-04, modified: 2014-11-28![](https://www.biodiversitylibrary.org/pagethumb/32858981,60,60)
Published in Rhodora, in 1994, in volume 96, issue 885, pages 97-101
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/50586375,60,60)
Published in BULL BROOKLYN ENT SOC, in 1961, in volume 56, issue 4, pages 100-102
Created: 2016-05-17, modified: 2016-05-17![](https://www.biodiversitylibrary.org/pagethumb/603883,60,60)
Published in Rhodora, in 1934, in volume 36, issue 429, pages 344-346
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/13782485,60,60)
Published in Phytologia, in 1980, in volume 45, pages 63-66
Created: 2011-01-26, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/1369533,60,60)
Published in Biol Bull, in 1905, in volume 8, pages 169-188
Created: 2010-01-06, modified: 2011-06-21