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By: Thomson, Robert Boyd, - Sifton, Harold BoydEdition:Publication info: [Toronto], University of Toronto Press, 1922Volume:Series:Holding Institution: Cornell University LibrarySubjects:BHL Collections:
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By: Thomson, Robert Boyd, - Sifton, Harold BoydEdition:Publication info: Toronto, University of Toronto Press, 1922Volume:Series:Holding Institution: University of Toronto - Robarts LibrarySubjects:BHL Collections:
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By: Sifton, Harold BoydType: ArticleIn: American journal of botanyVolume: 7Series:Issue: 6Date: 1920-06Page Range: 243--251Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-Subjects:
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By: Sifton, Harold BoydType: ArticleIn: Botanical gazetteVolume: 60Series:Issue: 5Date: 1915Page Range: 400--405Publication Info: Hanover, Ind, [publisher not identified], 1876-1991Subjects: