Published in Botanical Museum Leaflets, Harvard University, in 1964, in volume 20, pages 334-335
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1949, in volume 13, pages 213-247
Created: 2016-02-07, modified: 2017-10-30
Published in Botanical Museum Leaflets, Harvard University, in 1951, in volume 14, pages 263-291
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1945, in volume 12, pages 33-75
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1967, in volume 22, pages 1-31
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1967, in volume 22, pages 33-63
Created: 2016-02-07, modified: 2016-07-26
Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 377-406
Created: 2010-01-08, modified: 2015-12-16
Published in Botanical Museum Leaflets, Harvard University, in 1956, in volume 17, pages 151-178
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1959, in volume 18, pages 329-356
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1959, in volume 18, pages 413-427
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1959, in volume 18, pages 428-440
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1942, in volume 10, pages 217-252
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1956, in volume 17, pages 125-150
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1959, in volume 18, pages 357-387
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1959, in volume 18, pages 389-411
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1977, in volume 25, pages 221-242
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1956, in volume 17, pages 101-124
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1978, in volume 26, pages 237-255
Created: 2016-02-07, modified: 2016-07-26
Published in Torreya, in 1909, in volume 9, issue 4, pages 74-77
Created: 2022-12-15, modified: 2022-12-15
Published in Madroño, in 1944, in volume 7, issue 8, pages 258
Created: 2016-02-15, modified: 2016-07-07
Published in Psyche: A Journal of Entomology, in 1926, in volume 33, issue 6, pages 151-155
Created: 2016-06-19, modified: 2016-06-19
Published in Palaeontology, in 1968, in volume 11, issue 4, pages 580-600
Created: 2016-04-23, modified: 2016-04-23
Published in Rhodora, in 1919, in volume 21, issue 243, pages 69-70
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1943, in volume 45, issue 532, pages 167
Created: 2016-07-19, modified: 2016-07-19
Published in Phytologia, in 1983, in volume 52, issue 6, pages 373-375
Created: 2017-03-08, modified: 2017-03-08
Published in Madroño, in 1957, in volume 14, issue 2, pages 41-51
Created: 2016-02-15, modified: 2016-07-07
Published in Palaeontology, in 1968, in volume 11, issue 5, pages 697-730
Created: 2016-04-23, modified: 2016-04-23
Published in Palaeontology, in 1972, in volume 15, issue 1, pages 1-28
Created: 2016-04-23, modified: 2016-04-23
Published in Rhodora, in 1919, in volume 21, issue 247, pages 117-120
Created: 2016-07-19, modified: 2016-07-19
Published in Palaeontology, in 1982, in volume 25, issue 3, pages 499-507
Created: 2016-04-23, modified: 2016-04-23
Published in Madroño, in 1988, in volume 35, issue 2, pages 159-161
Created: 2016-02-15, modified: 2016-07-07
Published in Torreya, in 1914, in volume 14, issue 2, pages 21-24
Created: 2022-12-14, modified: 2022-12-14
Published in Palaeontology, in 1967, in volume 10, issue 4, pages 525-541
Created: 2016-04-23, modified: 2016-04-23
Published in Torreya, in 1915, in volume 15, issue 1, pages 9-11
Created: 2022-12-14, modified: 2022-12-14
Published in Torreya, in 1918, in volume 18, issue 5, pages 91-94
Created: 2022-12-14, modified: 2022-12-14
Published in Rhodora, in 1932, in volume 34, issue 405, pages 174-177
Created: 2016-07-19, modified: 2016-07-19
Published in American Fern Journal, in 1915, in volume 5, pages 65-78
Created: 2017-04-23, modified: 2017-04-23
Published in Madroño, in 1948, in volume 9, issue 5, pages 149-155
Created: 2016-02-15, modified: 2016-07-07
Published in Palaeontology, in 1983, in volume 26, issue 4, pages 687-734
Created: 2016-04-23, modified: 2016-04-23
Published in Rhodora, in 1929, in volume 31, issue 370, pages 193-194
Created: 2014-06-16, modified: 2016-07-26
Published in Journal of The Arnold Arboretum, in 1920, in volume 2, issue 2, pages 111-112
Created: 2016-07-07, modified: 2016-07-07
Published in Madroño, in 1996, in volume 43, issue 3, pages 345-354
Created: 2016-02-15, modified: 2016-07-07
Published in Nuytsia, in 2016, in volume 27, pages 33-73
Created: 2020-09-06, modified: 2023-03-22
Published in Bull. Zool. Nom., in 1967, in volume 24, pages 304-307
Created: 2009-12-23, modified: 2023-05-10
Published in Annals of the Missouri Botanical Garden, in 1944, in volume 31, pages 1-172
Created: 2010-01-08, modified: 2015-12-16
Published in The Wilson Bulletin, in 1993, in volume 105, issue 3, pages 427-435
Created: 2017-08-22, modified: 2017-08-22
Published in Bulletin du Muséum national d'histoire naturelle, in 1933, in volume 5, issue 4, pages 285-289
Created: 2021-12-15, modified: 2021-12-15
Published in Palaeontology, in 1985, in volume 28, issue 3, pages 527-543
Created: 2016-04-23, modified: 2016-04-23
Published in Bulletin of The British Ornithologists' Club, in 2008, in volume 128, issue 4, pages 267-268
Created: 2015-08-11, modified: 2015-08-11
Published in Journal of The Arnold Arboretum, in 1946, in volume 27, issue 4, pages 395-400
Created: 2016-07-07, modified: 2016-07-07