Published in Rhodora, in 1972, in volume 74, issue 797, pages 124-126
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Published in Rhodora, in 1964, in volume 66, issue 768, pages 313-343
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Published in Rhodora, in 1954, in volume 56, issue 671, pages 242-252
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Published in Rhodora, in 1952, in volume 54, issue 645, pages 220-228
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Published in Botanical Museum Leaflets, Harvard University, in 1950, in volume 14, pages 157-180
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Published in Botanical Gazette, in 1886, in volume 11, issue 6, pages 129-134
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Published in Botanical Gazette, in 1906, in volume 42, issue 3, pages 215-221
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Published in Rhodora, in 1959, in volume 61, issue 731, pages 275-289
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Published in Phytologia, in 1935, in volume 1, issue 3, pages 113-126
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Published in Proceedings of the Malacological Society of London, in 1909, in volume 8, issue 4, pages 196
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Published in Entomological News, in 1979, in volume 90, pages 89-94
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Published in Journal of the Arnold Arboretum, in 1975, in volume 56, pages 375-397
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Published in Botanical Gazette, in 1896, in volume 21, issue 1, pages 35-36
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Published in PHYTOLOGIA, in 1967, in volume 14, issue 8, pages 492-506
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Published in Phytologia, in 1937, in volume 1, issue 6, pages 209-212
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Published in Sargentia, in 1947, in volume 7, pages 1-224
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Published in Torreya, in 1931, in volume 31, issue 2, pages 42-44
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Published in Nautilis, in 1893, in volume 7, pages 64-65
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Published in Rhodora, in 1966, in volume 68, issue 776, pages 409-419
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Published in Phytologia, in 1979, in volume 44, pages 233-256
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Published in Entomological News, in 1936, in volume 47, pages 210-213
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Published in Rhodora, in 1915, in volume 17, issue 195, pages 57-59
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Published in Fieldiana, Zool., in 1960, in volume 39, pages 379-395
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Published in Botanical Gazette, in 1897, in volume 24, issue 2, pages 103-104
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Published in Entomologist's Record and Journal of Variation, in 1988, in volume 100, issue 2-3, pages 77-80
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Published in Entomologist's Record and Journal of Variation, in 1978, in volume 90, issue 7-8, pages 218-219
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Published in Rhodora, in 1968, in volume 70, issue 782, pages 176-192
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Published in American Malacological Bulletin, in 1998, in volume 14, issue 2, pages 185-187
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Published in Phytologia, in 1984, in volume 54, pages 465-473
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Published in Phytologia, in 1984, in volume 56, pages 16
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Published in Phytologia, in 1987, in volume 64, issue 1, pages 77
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Published in Phytologia, in 1983, in volume 52, issue 7, pages 441-451
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Published in Phytologia, in 1984, in volume 55, issue 2, pages 112
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Published in Phytologia, in 1983, in volume 53, pages 297-301
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Published in Ibis, in 1868, in volume 4, issue 4, pages 428-460
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Published in Annals And Magazine of Natural History, in 1901, in volume 8, pages 490-491
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Published in Annals And Magazine of Natural History, in 1848, in volume 2, pages 292-293
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Published in Jour Bombay Nat Hist Soc, in 1943, in volume 44, issue 1, pages 60-72
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Published in Jour Bombay Nat Hist Soc, in 1943, in volume 44, issue 2, pages 221-232
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Published in Nautilis, in 1938, in volume 51, pages 119-122
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Published in Zoologica, in 1936, in volume 21, issue 18, pages 219-224
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Published in Occasional papers on mollusks, in 1945, in volume 1, issue 4, pages 29-32
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Published in Madroño, in 1938, in volume 4, issue 7, pages 236-237
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Published in Rhodora, in 1966, in volume 68, issue 774, pages 167
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Published in Phytologia, in 1933, in volume 1, pages 20-22
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Published in Journal of the Arnold Arboretum, in 1945, in volume 26, pages 48-60
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Published in Psyche, in 1915, in volume 22, pages 98-102
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Published in Proceedings of The Zoological Society of London, in 1887, in volume 1887, pages 517-519
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Published in Rhodora, in 1980, in volume 82, issue 829, pages 193-199
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Published in Transactions of The American Microscopical Society, in 1919, in volume 38, pages 1-19
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