Published in Annals of the Missouri Botanical Garden, in 1992, in volume 79, pages 474-499
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Published in The Wilson Bulletin, in 1994, in volume 106, issue 1, pages 18-25
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Published in Palaeontology, in 1969, in volume 12, issue 4, pages 559-573
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Published in Jahreshefte des Vereins für vaterländische Naturkunde in Württemberg. Stuttgart, in 1904, in volume 60, pages 253-277
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Published in Phytologia, in 1974, in volume 28, issue 5, pages 470-472
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Published in Madroño, in 1942, in volume 6, issue 8, pages 260-265
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Published in Rhodora, in 1914, in volume 16, issue 192, pages 211-213
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Published in Asa Gray correspondence. Senders Be-Bo, in 1844, pages 1-2
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Published in Cryptogamie. Algologie, in 1993, in volume 14, issue 2-3, pages 79-82
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Published in The Auk, in 1912, in volume 29, pages 262-263
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Published in Biol Bull, in 2004, in volume 207, pages 130-140
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Published in Gulf Research Reports, in 1999, in volume 11, issue 1, pages 1-5
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Published in The Wilson Bulletin, in 2002, in volume 114, issue 2, pages 264-271
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Published in Asa Gray correspondence. Senders A, in 1890, pages 1
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Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1877, pages 1-2
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Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1877, pages 1
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Published in Gulf Research Reports, in 1994, in volume 9, issue 1, pages 1-16
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Published in The Auk, in 1917, in volume 34, pages 506-507
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Published in Rhodora, in 1937, in volume 39, issue 464, pages 277-280
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Published in Botanical Gazette, in 1890, in volume 15, issue 1, pages 24
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Published in The Auk, in 1894, in volume 11, pages 184-185
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Published in The Auk, in 1919, in volume 36, pages 372-380
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Published in Nautilis, in 1918, in volume 31, pages 137-139
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Published in Rhodora, in 1905, in volume 7, issue 84, pages 269
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Published in Rhodora, in 1920, in volume 22, issue 261, pages 145-146
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Published in Rhodora, in 1931, in volume 33, issue 385, pages 1-18
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Published in Botanical Gazette, in 1878, in volume 3, issue 8, pages 68-70
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Published in Botanical Gazette, in 1918, in volume 65, issue 2, pages 196
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Published in Torreya, in 1902, in volume 2, issue 2, pages 20-21
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Published in Torreya, in 1902, in volume 2, issue 11, pages 173-175
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Published in Torreya, in 1903, in volume 3, issue 1, pages 5-6
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Published in Torreya, in 1902, in volume 2, issue 8, pages 113-117
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Published in Torreya, in 1902, in volume 2, issue 12, pages 177-180
Created: 2022-12-15, modified: 2022-12-15
Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1889, pages 1-3
Created: 2017-06-24, modified: 2017-06-24
Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1891, pages 1
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Published in The Wilson Bulletin, in 1913, in volume 25, issue 1, pages 21-26
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Published in Proceedings of the Entomological Society of Washington, in 1949, in volume 51, pages 209-218
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Published in Rhodora, in 1916, in volume 18, issue 206, pages 50-51
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Published in Rhodora, in 1924, in volume 26, issue 310, pages 199
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Published in Rhodora, in 1915, in volume 17, issue 199, pages 138-141
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Published in Rhodora, in 1923, in volume 25, issue 293, pages 84
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Published in Rhodora, in 1918, in volume 20, issue 236, pages 133-137
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Published in Rhodora, in 1937, in volume 39, issue 465, pages 366
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Published in Rhodora, in 1938, in volume 40, issue 474, pages 221-241
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Published in Rhodora, in 1949, in volume 51, issue 603, pages 60
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Published in Botanical Gazette, in 1881, in volume 6, issue 2, pages 175-177
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Published in Botanical Gazette, in 1919, in volume 67, issue 4, pages 366-368
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Published in Entomologist's Monthly Magazine, in 1874, in volume 11, pages 140-141
Created: 2012-04-25, modified: 2012-04-25
Published in Torreya, in 1920, in volume 20, issue 5, pages 104-106
Created: 2022-12-14, modified: 2022-12-14
Published in Torreya, in 1920, in volume 20, issue 4, pages 89-90
Created: 2022-12-14, modified: 2022-12-14