Published in Bulletin of the British Museum (Natural History). Geology., in 1976, in volume 27, issue 3, pages 149-268
Created: 2013-03-01, modified: 2021-05-13
Published in Biol Bull, in 1941, in volume 81, pages 432-440
Created: 2010-01-06, modified: 2011-06-21
doi:10.2307/1537916
Published in Occasional Papers Museum of Texas Tech University, in 2003, in volume 227, pages 1-12
Created: 2019-02-17, modified: 2019-02-17
Published in Rhodora, in 1934, in volume 36, issue 426, pages 240
Created: 2016-07-19, modified: 2016-07-19
Published in Bulletin of the British Museum (Natural History). Geology., in 1973, in volume 23, issue 6, pages 349-388
Created: 2013-03-01, modified: 2021-05-13
Published in Proceedings Academy of Natural Sciences of Philadelphia, in 1854, in volume 7, pages 199-201
Created: 2015-04-10, modified: 2015-04-10
Published in Rhodora, in 1936, in volume 38, issue 455, pages 375
Created: 2016-07-19, modified: 2016-07-19
pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Madroño, in 1942, in volume 6, issue 8, pages 260-265
Created: 2016-02-15, modified: 2016-07-07
in 1869, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
in 1878, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Rhodora, in 1949, in volume 51, issue 604, pages 85-89
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1899, in volume 1, issue 1, pages 18
Created: 2016-07-19, modified: 2016-07-26
Published in Asa Gray correspondence. Senders Be-Bo, in 1844, pages 1-2
Created: 2017-03-12, modified: 2017-06-09
in 1879, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
in 1853, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
in 1853, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
in 1855, pages 1-4
Created: 2017-06-24, modified: 2017-06-24
Published in The Auk, in 1912, in volume 29, pages 262-263
Created: 2013-03-08, modified: 2013-03-08
doi:10.2307/4071408
Published in Bulletin of the British Museum (Natural History). Geology., in 1987, in volume 41, issue 4, pages 371-382
Created: 2021-05-12, modified: 2021-05-12
in 1878, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
in 1884, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
in 1884, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
in 1891, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 429
Created: 2017-01-30, modified: 2017-01-30
Published in Madroño, in 1924, in volume 1, issue 9, pages 147
Created: 2016-02-15, modified: 2016-07-07
Published in Asa Gray correspondence. Senders A, in 1890, pages 1
Created: 2017-06-18, modified: 2017-06-18
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1877, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1877, pages 1
Created: 2017-06-24, modified: 2017-06-24
Published in Proceedings of The Biological Society of Washington, in 1997, in volume 110, pages 280-284
Created: 2011-07-27, modified: 2011-07-27
Published in Rhodora, in 1982, in volume 84, issue 838, pages 304-305
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1937, in volume 39, issue 461, pages 186-188
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1945, in volume 47, issue 554, pages 46-47
Created: 2016-07-19, modified: 2016-07-19
Published in Palaeontology, in 1995, in volume 38, issue 2, pages 287-297
Created: 2016-04-23, modified: 2016-04-23
Published in Bothalia, in 2014, in volume 44, issue 1, pages 42-50
Created: 2025-10-05, modified: 2025-10-05
Published in The Auk, in 1917, in volume 34, pages 506-507
Created: 2013-03-08, modified: 2013-03-08
doi:10.2307/4072313
Published in Rhodora, in 1937, in volume 39, issue 464, pages 277-280
Created: 2016-07-19, modified: 2016-07-19
Published in Botanical Gazette, in 1890, in volume 15, issue 1, pages 24
Created: 2017-03-14, modified: 2017-03-14
doi:10.1086/326491
Published in Proceedings of The Biological Society of Washington, in 1998, in volume 111, pages 409
Created: 2011-07-27, modified: 2011-07-27
Published in Asa Gray correspondence. Senders Ca-Cl, in 1844, pages 1-2
Created: 2017-06-24, modified: 2017-06-24
Published in The Auk, in 1910, in volume 27, pages 232-234
Created: 2013-03-08, modified: 2013-03-08
doi:10.2307/4071148
Published in Proceedings of The Linnean Society of New South Wales, in 1995, in volume 115, pages 239-246
Created: 2011-05-31, modified: 2011-06-21
Published in Revue Suisse De Zoologie, in 1974, in volume 81, pages 69-72
Created: 2012-11-18, modified: 2023-02-16
Published in Journal of the Arnold Arboretum, in 1949, in volume 30, pages 425-432
Created: 2011-01-26, modified: 2023-02-16
Published in Bulletin of Zoological Nomenclature, in 1987, in volume 44, pages 5-6
Created: 2011-06-10, modified: 2023-05-10
Published in Novon, in 1996, in volume 6, pages 262-264
Created: 2014-06-14, modified: 2014-06-14
doi:10.2307/3392089
Published in Torreya, in 1902, in volume 2, issue 12, pages 177-180
Created: 2022-12-15, modified: 2022-12-15
Published in Torreya, in 1902, in volume 2, issue 2, pages 20-21
Created: 2022-12-14, modified: 2022-12-14
Published in Torreya, in 1902, in volume 2, issue 11, pages 173-175
Created: 2022-12-14, modified: 2022-12-14