Published in Rhodora, in 1922, in volume 24, pages 121-124
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Published in Rhodora, in 1934, in volume 36, pages 55-58
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Published in Journal of The Washington Academy of Sciences, in 1929, in volume 19, pages 11-27
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Published in Journal of The Washington Academy of Sciences, in 1956, in volume 46, pages 392-396
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Published in Rhodora, in 1928, in volume 30, pages 1-12
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Published in Journal of The Washington Academy of Sciences, in 1931, in volume 21, pages 288-294
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Published in Journal of The Washington Academy of Sciences, in 1934, in volume 24, pages 467-480
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Published in Journal of The Washington Academy of Sciences, in 1952, in volume 42, pages 178-182
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Published in Journal of The Washington Academy of Sciences, in 1936, in volume 26, pages 6-16
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Published in Torreya, in 1922, in volume 22, issue 4, pages 67-68
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Published in Journal of The Washington Academy of Sciences, in 1928, in volume 18, pages 577-582
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Published in Rhodora, in 1909, in volume 11, issue 126, pages 121
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Published in The Auk, in 1899, in volume 16, pages 83-84
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Published in Botanical Gazette, in 1882, in volume 7, issue 1, pages 10
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Published in The Auk, in 1913, in volume 30, pages 325-358
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Published in The Auk, in 1920, in volume 37, pages 179-180
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Published in Bulletin of the British Museum (Natural History). Geology, in 1977, in volume 29, issue 2, pages 137-234
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Published in Journal of The New York Entomological Society, in 1933, in volume 41, issue 3, pages 393-395
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Published in Rhodora, in 1908, in volume 10, issue 119, pages 208
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Published in Entomologische Nachrichten, in 1884, in volume 10, pages 74-76
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Published in Proceedings of the California Academy of Sciences, in 1933, in volume 21, pages 75-86
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Published in Torreya, in 1911, in volume 11, issue 5, pages 122-123
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Published in Nautilis, in 1943, in volume 56, pages 99-102
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Published in Rhodora, in 1907, in volume 9, issue 99, pages 62-64
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Published in Rhodora, in 1911, in volume 13, issue 147, pages 37-39
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Published in Madroño, in 1940, in volume 5, issue 5, pages 175
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Published in Madroño, in 1950, in volume 10, issue 6, pages 178-179
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Published in Torreya, in 1912, in volume 12, issue 8, pages 190-197
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Published in Phytologia, in 1986, in volume 60, issue 1, pages 16
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Published in Rhodora, in 1899, in volume 1, issue 7, pages 130-131
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Published in Rhodora, in 1902, in volume 4, issue 40, pages 84-85
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Published in Torreya, in 1912, in volume 12, issue 1, pages 16-22
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Published in Madroño, in 1939, in volume 5, issue 4, pages 135-136
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Published in Asa Gray correspondence. Senders B-Ba, in 1855, pages 1-2
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Published in Rhodora, in 1917, in volume 19, issue 222, pages 105-110
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Published in Rhodora, in 1922, in volume 24, issue 282, pages 111-121
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Published in Entomological News, in 1916, in volume 27, pages 167-172
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Published in Rhodora, in 1904, in volume 6, issue 64, pages 78
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Published in Rhodora, in 1937, in volume 39, issue 467, pages 428-432
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Published in Torreya, in 1901, in volume 1, issue 10, pages 119-120
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Published in Torreya, in 1908, in volume 8, issue 2, pages 29-31
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Published in Asa Gray correspondence. Senders B-Ba, in 1870, pages 1-2
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Published in Asa Gray correspondence. Senders B-Ba, in 1870, pages 1-2
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Published in Asa Gray correspondence. Senders B-Ba, in 1871, 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 Rhodora, in 1917, in volume 19, issue 223, pages 119-130
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Published in Fishery Bulletin, in 2002, in volume 100, pages 651-661
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Published in Journal of The Lepidopterists' Society, in 1986, in volume 39, pages 299-312
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Published in Veliger, in 1976, in volume 18, pages 353-356
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