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By: Niklas, Karl JEdition:Publication info: New York, N.Y, Praeger, 1981-Volume:Series:Holding Institution: Internet ArchiveSubjects:BHL Collections:
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By: Niklas, Karl JType: ArticleIn: Annals of the Missouri Botanical GardenVolume: 75Series:Issue:Date: 1988Page Range: 35--54Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-Subjects: