Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1872, in volume 24, pages 258
Created: 2013-03-02, modified: 2013-03-02
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1863, in volume 15, pages 279-280
Created: 2013-03-02, modified: 2013-03-02
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1872, in volume 24, pages 82-96
Created: 2013-03-02, modified: 2013-03-02
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1863, in volume 15, pages 280-281
Created: 2013-03-02, modified: 2013-03-02
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1864, in volume 16, pages 92-104
Created: 2013-03-02, modified: 2013-03-02
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1863, in volume 15, pages 143-146
Created: 2013-03-02, modified: 2013-03-02
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1863, in volume 15, pages 306-321
Created: 2013-03-02, modified: 2013-03-02
Published in Rhodora, in 1981, in volume 83, issue 833, pages 133-137
Created: 2014-06-16, modified: 2016-07-26
Published in American Journal of Conchology, in 1866, in volume 2, pages 8-11
Created: 2010-11-22, modified: 2011-06-21
Published in Rhodora, in 1980, in volume 82, issue 831, pages 461-474
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1946, in volume 48, issue 570, pages 113-116
Created: 2016-07-19, modified: 2016-07-19
Published in American Fern Journal, in 1974, in volume 64, pages 99-104
Created: 2017-04-23, modified: 2017-04-23
Published in Rhodora, in 1961, in volume 63, pages 70-88
Created: 2014-06-16, modified: 2016-07-26
Published in Annals And Magazine of Natural History, in 1894, in volume 13, pages 448-449
Created: 2011-09-23, modified: 2011-09-23
Published in Rhodora, in 1997, in volume 99, issue 900, pages 335-343
Created: 2014-06-16, modified: 2016-07-26
Published in American Fern Journal, in 1983, in volume 73, pages 94-95
Created: 2017-04-23, modified: 2017-04-23
Published in Rhodora, in 1978, in volume 80, issue 824, pages 558-569
Created: 2014-06-16, modified: 2016-07-26
Published in Asa Gray correspondence. Senders Ca-Cl, in 1884, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Rhodora, in 1963, in volume 65, pages 56-67
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1967, in volume 69, issue 780, pages 456-457
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1978, in volume 80, issue 821, pages 156-157
Created: 2016-07-19, modified: 2016-07-19
Published in American Fern Journal, in 1946, in volume 36, issue 2, pages 48
Created: 2017-04-23, modified: 2017-04-23
Published in Asa Gray correspondence. Senders Ca-Cl, in 1862, pages 1-4
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1862, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1877, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1878, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1882, pages 1-2
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 Ca-Cl, in 1874, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1875, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1872, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1872, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1865, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Ca-Cl, in 1865, pages 1-3
Created: 2017-06-24, modified: 2017-06-24