Published in Biol Bull, in 1957, in volume 112, pages 92-96
Created: 2010-01-06, modified: 2011-06-21
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1886, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-0
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1887, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1897, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1890, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1891, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1889, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1889, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1888, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1891, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1888, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1888, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in American Fern Journal, in 1985, in volume 75, pages 133
Created: 2017-04-23, modified: 2017-04-23
Published in Proceedings of The American Philosophical Society, in 1878, in volume 17, issue 101, pages 473-475
Created: 2017-01-01, modified: 2017-01-01
Published in Psyche: A Journal of Entomology, in 1889, in volume 5, issue 154-155, pages 166-167
Created: 2016-06-19, modified: 2016-06-19
Published in Asa Gray correspondence. Senders Br-Bz, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1846, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1847, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1884, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1843, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1843, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1859, pages 1-8
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1859, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1858, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1856, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Br-Bz, in 1856, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Proceedings of The American Philosophical Society, in 1897, in volume 36, issue 154, pages 93-102
Created: 2017-01-01, modified: 2017-01-01
Published in Asa Gray correspondence. Senders Ca-Cl, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1884, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1846, pages 1
Created: 2017-06-24, modified: 2017-06-24