Published in Journal of the Arnold Arboretum, in 1939, in volume 20, pages 304-316
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Published in Journal of the Arnold Arboretum, in 1943, in volume 24, pages 77-89
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Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 2, pages 187-212
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Published in Journal of The Arnold Arboretum, in 1947, in volume 28, issue 1, pages 99-116
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Published in Journal of The Arnold Arboretum, in 1948, in volume 29, issue 1, pages 90-102
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Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 2, pages 271-295
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Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 203-238
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Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 3, pages 297-342
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Published in Journal of The Arnold Arboretum, in 1947, in volume 28, issue 2, pages 207-229
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Published in Journal of The Arnold Arboretum, in 1931, in volume 12, issue 4, pages 264-269
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Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 2, pages 139-186
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Published in Journal of The Arnold Arboretum, in 1935, in volume 16, issue 2, pages 206-209
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Published in Revue Suisse De Zoologie, in 1956, in volume 63, pages 395-450
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Published in Bulletin de la Société Botanique de France, in 1893, in volume 40, pages 192-197
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Published in The Coleopterists Bulletin, in 1967, in volume 21, issue 3, pages 95
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Published in Scopus, in 1986, in volume 10, pages 49-50
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