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Published in Annals of the Missouri Botanical Garden, in 1972, in volume 59, pages 203-217
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Published in The Coleopterists Bulletin, in 1951, in volume 5, issue 4, pages 61-62
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Published in Denkschriften der Kaiserlichen Akademie der Wissenschaften, in 1905, in volume 77, pages 357-450
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Published in Sida, Contributions To Botany, in 1998, in volume 18, issue 1, pages 307-313
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