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Published in Botanical Museum Leaflets, Harvard University, in 1967, in volume 22, pages 33-63
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Published in Annals of the Missouri Botanical Garden, in 1944, in volume 31, pages 1-172
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Published in The Wilson Bulletin, in 1993, in volume 105, issue 3, pages 427-435
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Published in Bulletin du Muséum national d'histoire naturelle, in 1933, in volume 5, issue 4, pages 285-289
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Published in Botanical Museum Leaflets, Harvard University, in 1951, in volume 14, pages 263-291
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Published in Journal of The New York Entomological Society, in 1936, in volume 44, issue 1, pages 43-49
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Published in Botanical Museum Leaflets, Harvard University, in 1956, in volume 17, pages 125-150
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Published in Ent. News, in 1933, in volume 44, pages 227-229
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Published in Zoologica, in 1964, in volume 49, issue 7, pages 115-120
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