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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1890, pages 1
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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1891, pages 1
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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1891, pages 1-2
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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1891, pages 1-2
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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1891, pages 1
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Published in Botanical Gazette, in 1904, in volume 38, issue 1, pages 71-72
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Published in Botanical Gazette, in 1895, in volume 20, issue 5, pages 232
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Published in Madroño, in 1939, in volume 5, issue 1, pages 16-27
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Published in Rhodora, in 1904, in volume 6, issue 68, pages 179-180
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Published in Rhodora, in 1904, in volume 6, issue 71, pages 227
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Published in Madroño, in 1939, in volume 5, issue 2, pages 74
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Published in Nautilis, in 1930, in volume 43, pages 101-103
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Published in Rhodora, in 1902, in volume 4, issue 38, pages 42
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Published in Rhodora, in 1905, in volume 7, issue 74, pages 38-39
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Published in Botanical Gazette, in 1906, in volume 41, issue 4, pages 283-293
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Published in Botanical Gazette, in 1892, in volume 17, issue 2, pages 40-46
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Published in Madroño, in 1923, in volume 1, issue 5, pages 96-97
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Published in Torreya, in 1907, in volume 7, issue 5, pages 102-103
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Published in Biol Bull, in 1913, in volume 24, pages 133-146
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Published in Rhodora, in 1902, in volume 4, issue 38, pages 28
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Published in Botanical Gazette, in 1904, in volume 37, issue 6, pages 437-447
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Published in Botanical Gazette, in 1890, in volume 15, issue 7, pages 177-179
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Published in Botanical Gazette, in 1892, in volume 17, issue 3, pages 72-78
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Published in Biol Bull, in 1913, in volume 24, pages 125-132
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Published in Madroño, in 1961, in volume 16, issue 1, pages 23-30
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Published in Torreya, in 1905, in volume 5, issue 3, pages 45-47
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Published in Torreya, in 1906, in volume 6, issue 6, pages 120-123
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Published in Phytologia, in 1982, in volume 50, issue 6, pages 393-400
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Published in Rhodora, in 1903, in volume 5, issue 51, pages 77-79
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Published in Rhodora, in 1938, in volume 40, issue 473, pages 219-220
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Published in American Fern Journal, in 1989, in volume 79, pages 29-30
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Published in The Wilson Bulletin, in 1915, in volume 27, issue 1, pages 272-275
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Published in Madroño, in 1978, in volume 25, issue 1, pages 59
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Published in Cr Ac Sci, in 1902, in volume 134, pages 961-964
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Published in Proceedings of the California Academy of Sciences, in 1927, in volume 16, pages 361-363
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Published in Rhodora, in 1902, in volume 4, issue 41, pages 94-97
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Published in Rhodora, in 1904, in volume 6, issue 67, pages 162-163
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Published in Zeitschrift für Säugetierkunde, in 1936, in volume 11, pages 254-256
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Published in Madroño, in 1978, in volume 25, issue 4, pages 232-233
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Published in Phytologia, in 1990, in volume 69, pages 175-176
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Published in Biol Bull, in 1951, in volume 101, pages 274-284
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Published in Sida, Contributions To Botany, in 1995, in volume 16, issue 4, pages 613-648
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Published in Journal of The New York Entomological Society, in 1966, in volume 74, issue 2, pages 111
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Published in Botanical Gazette, in 1903, in volume 36, issue 6, pages 456-463
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Published in Botanical Gazette, in 1918, in volume 66, issue 4, pages 289-317
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Published in Mycotaxon, in 2011, in volume 116, issue 1, pages 183-189
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Published in Biol Bull, in 1965, in volume 129, pages 490-494
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Published in Annals of the Missouri Botanical Garden, in 1955, in volume 42, pages 101-102
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