Published in Entomological News, Philadelphia, in 1906, in volume 17, issue 1, pages 10-14
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Published in Transactions of the Kansas Academy of Science, Topeka, in 1906, in volume 20, pages 85-89
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Published in Transactions of the Kansas Academy of Science, Topeka, in 1907, in volume 21, pages 158-162
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Published in The Great Basin Naturalist, in 1968, in volume 28, pages 47
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Published in Phytologia, in 1961, in volume 8, issue 2, pages 49-57
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Published in Phytologia, in 1949, in volume 3, issue 4, pages 156-158
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Published in Phytologia, in 1968, in volume 17, issue 6, pages 439-440
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Published in Phytologia, in 1970, in volume 19, issue 4, pages 291-294
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Published in PHYTOLOGIA, in 1948, in volume 2, issue 11, pages 457-463
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Published in Torreya, in 1910, in volume 10, issue 1, pages 10-13
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Published in Rhodora, in 1952, in volume 54, issue 645, pages 232-234
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Published in Phytologia, in 1948, in volume 2, issue 10, pages 451-456
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Published in PHYTOLOGIA, in 1948, in volume 2, issue 11, pages 485-490
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Published in PHYTOLOGIA, in 1951, in volume 3, issue 8, pages 401-405
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Published in Phytologia, in 1959, in volume 6, issue 8, pages 506-507
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Published in Rhodora, in 1947, in volume 49, issue 588, pages 289-293
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Published in Phytologia, in 1949, in volume 3, issue 3, pages 81-86
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Published in Phytologia, in 1953, in volume 4, issue 7, pages 417-421
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Published in Phytologia, in 1972, in volume 25, issue 2, pages 59-64
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Published in Phytologia, in 1979, in volume 42, issue 3, pages 219-222
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Published in Madroño, in 1941, in volume 6, issue 3, pages 65-81
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Published in Madroño, in 1943, in volume 7, issue 1, pages 18-27
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Published in Phytologia, in 1949, in volume 3, issue 3, pages 90-100
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Published in Madroño, in 1949, in volume 10, issue 2, pages 33-47
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Published in Jour Washington Acad Sci, in 1943, in volume 33, pages 8-11
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Published in Jour Washington Acad Sci, in 1943, in volume 33, pages 130-135
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Published in Phytologia, in 1949, in volume 3, issue 3, pages 87-89
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Published in Rhodora, in 1978, in volume 80, issue 824, pages 596-597
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Published in Rhodora, in 1974, in volume 76, issue 808, pages 525
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Published in Madroño, in 1944, in volume 7, issue 8, pages 240-251
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Published in Madroño, in 1972, in volume 21, issue 7, pages 482-486
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Published in The Festivus, in 2015, in volume 47, issue 4, pages 250-255
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Published in Rhodora, in 2000, in volume 102, issue 910, pages 214-216
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Published in Journal of The Arnold Arboretum, in 1921, in volume 2, issue 4, pages 236-239
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Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 2, pages 183-184
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Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 3, pages 258-260
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Published in Journal of The Arnold Arboretum, in 1921, in volume 2, issue 3, pages 181-184
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Published in Rhodora, in 1991, in volume 93, issue 874, pages 198-199
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Published in Madroño, in 1955, in volume 13, issue 3, pages 112
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Published in Madroño, in 1953, in volume 12, issue 4, pages 119-127
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Published in Madroño, in 2016, in volume 63, issue 1, pages 3-4
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Published in Journal of The New York Entomological Society, in 1943, in volume 51, issue 4, pages 239-252
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Published in Canadian Entomologist, in 1910, in volume 42, pages 341-346
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Published in Madroño, in 1952, in volume 11, issue 6, pages 240-251
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Published in Annals of the Missouri Botanical Garden, in 1983, in volume 70, pages 605-615
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Published in Ent. News, in 1908, in volume 19, pages 272-274
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Published in Proceedings of The American Philosophical Society, in 1862, in volume 9, issue 68, pages 64-70
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Published in Madroño, in 1953, in volume 12, issue 2, pages 49-60
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Published in Madroño, in 1974, in volume 22, issue 6, pages 315-316
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Published in Zoologische Jahrbuecher Jena Abteilungen F Systematik, in 1911, in volume 30, pages 495-508
Created: 2011-12-19, modified: 2011-12-19