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By: Yule, George Udny,Edition:Publication info: Cambridge, University Press, 1920Volume:Series:Holding Institution: University of Toronto - Gerstein Science Information CentreSubjects:BHL Collections:
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By: Yule, George Udny,Type: ArticleIn: Annals of botanyVolume: 37Series:Issue:Date: 1923-07Page Range: 541--542Publication Info: London, Academic Press [etc.],Subjects: