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Published in Zoologica, in 1951, in volume 36, issue 10, pages 155-162
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Published in Biol Bull, in 1932, in volume 62, pages 195-200
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Published in Biol Bull, in 1934, in volume 66, pages 30-37
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Published in Bulletin of The African Bird Club, in 1998, in volume 5, issue 2, pages 94-95
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Published in Journal of The Arnold Arboretum, in 1957, in volume 38, issue 1, pages 1-50
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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1904, in volume 56, pages 642-650
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1845, pages 1-3
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1846, pages 1-2
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1846, pages 1-2
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Published in Asa Gray correspondence. Senders Ca-Cl, in 1848, pages 1-3
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Published in Proceedings of The American Philosophical Society, in 1915, in volume 54, issue 216, pages 1-6
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Published in Phytologia, in 1985, in volume 58, issue 2, pages 105-164
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Published in Journal of The New York Entomological Society, in 1978, in volume 86, issue 2, pages 121-122
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Published in Journal of The Washington Academy of Sciences, in 1958, in volume 48, pages 18-21
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COMPARATIVE SUCCESSIONAL ROLES OF TREMBLING ASPEN AND LODGEPOLE PINE IN THE SOUTHERN ROCKY MOUNTAINS
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Published in Western Australian Naturalist, in 1984, in volume 16, issue 1, pages 21
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Published in Rhodora, in 1905, in volume 7, issue 84, pages 269
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Published in Rhodora, in 1914, in volume 16, issue 185, pages 96
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Published in Alytes, in 1987, in volume 6, issue 1-2, pages 75-84
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Published in Journal of The Arnold Arboretum, in 1982, in volume 63, issue 1, pages 63-81
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Published in Rhodora, in 1959, in volume 61, issue 725, pages 127-136
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Published in The Auk, in 1903, in volume 20, pages 64
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Published in Torreya, in 1904, in volume 4, issue 1, pages 5-8
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Published in Can. Ent, in 1916, in volume 48, pages 359-364
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Published in Can. Ent, in 1914, in volume 46, pages 417-423
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Published in Can. Ent, in 1917, in volume 49, pages 157-161
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Published in Bulletin of The British Ornithologists' Club, in 1990, in volume 110, pages 205-206
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Published in Scopus, in 1993, in volume 17, pages 60-61
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