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By: Hart, Jeffrey AType: ArticleIn: Journal of the Arnold ArboretumVolume: 68Series:Issue: 3Date: 1987Page Range: 269--307Publication Info: Cambridge, Mass Arnold Arboretum, Harvard University [etc.] 1919-Subjects:
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By: Hart, Jeffrey AType: ArticleIn: Botanical Museum leaflets, Harvard UniversityVolume: 27Series:Issue: 10Date: 1979-12-31Page Range: 261--307Publication Info: Cambridge, Mass Botanical Museum, Harvard University 1932-Subjects:
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By: Hart, Jeffrey AType: ArticleIn: Botanical Museum leaflets, Harvard UniversityVolume: 30Series:Issue: 2Date: 1985-04-15Page Range: 85--87Publication Info: Cambridge, Mass Botanical Museum, Harvard University 1932-Subjects: