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By: Lehman, Samuel GType: ArticleIn: Annals of the Missouri Botanical GardenVolume: 10Series:Issue:Date: 1923Page Range: 111--178Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-Subjects:
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By: Lehman, Samuel GType: ArticleIn: Technical bulletinVolume: 26Series: Technical bulletin (North Carolina Agricultural Experiment Station)Issue:Date: 1925Page Range: 1--71Publication Info: Raleigh, The Station,Subjects: