Published in The Auk, in 1910, in volume 27, pages 33-35

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Published in The Auk, in 1919, in volume 36, pages 163-169

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Published in The Auk, in 1905, in volume 22, pages 316-318

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Published in The Auk, in 1919, in volume 36, pages 434

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Published in The Auk, in 1911, in volume 28, pages 219-225

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Published in The Auk, in 1910, in volume 27, pages 418-427

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Published in The Wilson Bulletin, in 1916, in volume 28, issue 2, pages 51-58

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Published in The Auk, in 1904, in volume 21, pages 349-363

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Published in The Auk, in 1915, in volume 32, pages 115

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Published in The Auk, in 1904, in volume 21, pages 392-393

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Published in The Auk, in 1903, in volume 20, pages 76-78

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Published in The Auk, in 1904, in volume 21, pages 443-449

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Published in The Wilson Bulletin, in 1914, in volume 26, issue 4, pages 219

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Published in The Auk, in 1890, in volume 7, pages 404-407

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Published in The Auk, in 1898, in volume 15, pages 206-207

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Published in The Auk, in 1896, in volume 13, pages 38-43

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Published in The Auk, in 1896, in volume 13, pages 115-124

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Published in The Auk, in 1892, in volume 9, pages 377-382

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Published in The Auk, in 1892, in volume 9, pages 169-171

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Published in The Auk, in 1893, in volume 10, pages 285-288

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Published in The Wilson Bulletin, in 1945, in volume 57, issue 1, pages 86

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Published in The Auk, in 1901, in volume 18, pages 208

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Published in Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1985, in volume 7, issue 3, pages 239-245

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Published in Rhodora, in 1937, in volume 39, pages 425-8

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Published in Rhodora, in 1911, in volume 13, issue 155, pages 240

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Published in Botanical Gazette, in 1911, in volume 51, issue 3, pages 229-230

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Published in The Auk, in 1884, in volume 1, pages 71-76

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Published in Biol Bull, in 1912, in volume 23, pages 154-170

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Published in Madroño, in 2021, in volume 68, issue 2, pages 67-68

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Published in The Auk, in 1885, in volume 2, pages 377

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Published in Science, in 1895, in volume 1, issue 14, pages 375-376

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Published in Asa Gray correspondence. Senders B-Ba, in 1842, pages 1-3

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Published in Madroño, in 1986, in volume 33, issue 4, pages 307-308

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Published in Asa Gray correspondence. Senders B-Ba, in 1886, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1840, pages 1-4

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Published in Asa Gray correspondence. Senders B-Ba, in 1844, pages 1-3

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Published in Asa Gray correspondence. Senders B-Ba, in 1844, pages 1-3

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Published in Asa Gray correspondence. Senders B-Ba, in 1856, pages 1

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Published in Asa Gray correspondence. Senders B-Ba, in 1856, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1852, pages 1-3

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Published in Asa Gray correspondence. Senders B-Ba, in 1854, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1856, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1848, pages 1-3

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Published in Asa Gray correspondence. Senders B-Ba, in 1867, pages 1-6

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Published in Palaeontographica, in 1894, in volume 41, pages 1-39

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Published in The Auk, in 1895, in volume 12, pages 54-60

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Published in The Auk, in 1908, in volume 25, pages 448-450

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Published in American Fern Journal, in 1985, in volume 75, pages 6-11

Created: 2017-04-23, modified: 2017-04-23