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Published in Asa Gray correspondence. Senders A, in 1880, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1882, pages 1
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Published in The Auk, in 1904, in volume 21, pages 284-286
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Published in Rhodora, in 1969, in volume 71, issue 788, pages 502-509
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Clinal variation in Hesperia leonardus (Hesperiidae) in the Loess Hills of the Missouri River Valley
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Published in Rhodora, in 1953, in volume 55, issue 658, pages 293-296
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Published in Palaeontology, in 1960, in volume 3, issue 3, pages 362-369
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Published in Carnivorous plant newsletter, in 2014, in volume 43, issue 3, pages 82-92
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Published in The Wilson Bulletin, in 2002, in volume 114, issue 1, pages 106-113
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Published in Contributions from the University of Michigan Herbarium, in 1995, in volume 20, pages 241-260
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Published in Entomological News, in 1994, in volume 105, pages 159-160
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Published in Journal of The Bombay Natural History Society, in 1945, in volume 45, pages 240-241
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Published in Journal of The Bombay Natural History Society, in 1922, in volume 28, pages 550-552
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Published in Biol Bull, in 1958, in volume 114, pages 394-403
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Published in Zoologica, in 1956, in volume 41, issue 1, pages 1-10
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Published in Botanical Museum Leaflets, Harvard University, in 1977, in volume 25, pages 289-320
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Published in Journal of Raptor Research, in 1994, in volume 28, issue 2, pages 119-120
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Published in American Malacological Bulletin, in 1998, in volume 14, issue 2, pages 185-187
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Published in Journal of The New York Entomological Society, in 1990, in volume 98, issue 1, pages 32-34
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Published in Madroño, in 1996, in volume 43, issue 3, pages 432-440
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Published in British Journal of Entomology And Natural History, in 1997, in volume 10, pages 62-64
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Published in Zoosystema, in 1999, in volume 21, issue 4, pages 607-624
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Published in Telopea, in 2005, in volume 11, issue 1, pages 87-89
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Published in The Great Basin Naturalist, in 1983, in volume 43, pages 88-92
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Published in American Fern Journal, in 1976, in volume 66, pages 60-62
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Published in American Fern Journal, in 1978, in volume 68, pages 61-62
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Published in Biol Bull, in 2000, in volume 198, pages 387-395
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