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Published in Asa Gray correspondence. Senders A, in 1873, pages 1-2

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Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2

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Published in Asa Gray correspondence. Senders A, in 1877, pages 1-4

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Published in Asa Gray correspondence. Senders A, in 1873, pages 1-2

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Published in Asa Gray correspondence. Senders A, in 1875, pages 1-2

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Published in Sida, Contributions To Botany, in 1993, in volume 15, pages 619-622

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Published in Botanical Gazette, in 1892, in volume 17, issue 3, pages 78-81

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Published in Asa Gray correspondence. Senders A, in 1888, pages 1-3

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Published in Bulletin of The African Bird Club, in 2010, in volume 17, issue 2, pages 225-228

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Published in Quart Florida Acad Sci, in 1964, in volume 27, pages 299-306

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Published in Bulletin of The African Bird Club, in 2011, in volume 18, issue 1, pages 83-85

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Published in Journal of the Malacological Society of Australia, in 1960, in volume 1, issue 4, pages 16-29

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Published in The Coleopterists Bulletin, in 1956, in volume 10, issue 6, pages 81-85

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Published in Annals of the Missouri Botanical Garden, in 1953, in volume 40, pages 33-41

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Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 255-268

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Published in Contributions From The University of Michigan Herbarium, in 1992, in volume 18, pages 3-38

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Published in Asa Gray correspondence. Senders A, in 1837, pages 1-2

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Published in Asa Gray correspondence. Senders A, in 1837, pages 1-3

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Published in Phytologia, in 1979, in volume 42, issue 4, pages 380-382

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Published in Raptor Research, in 1981, in volume 15, issue 2, pages 42-45

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Published in The Coleopterists Bulletin, in 1964, in volume 18, issue 1, pages 21-24

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Published in Mycotaxon, in 2002, in volume 82, pages 115-120

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Published in Great Basin Naturalist, in 1974, in volume 34, pages 151-160

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Published in Madroño, in 1996, in volume 43, issue 2, pages 255-272

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Published in Madroño, in 2011, in volume 58, issue 2, pages 123-128

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Published in Sida, Contributions To Botany, in 1989, in volume 13, issue 3, pages 378-380

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