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By: Bonns, W. W. (Walter Weidenfeld),Edition:Publication info: Orono, Maine Agricultural Experiment Station, 1912Volume: no.199Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Bonns, W. W. (Walter Weidenfeld),Edition:Publication info: Orono, Maine Agricultural Experiment Station, 1912Volume: no.198Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Bonns, W. W. (Walter Weidenfeld),Edition:Publication info: Orono, Maine Agricultural Experiment Station, 1911Volume: no.189Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Duggar, Benjamin M. (Benjamin Minge), - Bonns, W. W. (Walter Weidenfeld),Type: ArticleIn: Annals of the Missouri Botanical GardenVolume: 5Series:Issue:Date: 1918Page Range: 153--176Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-Subjects:
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By: Bonns, W. W. (Walter Weidenfeld),Type: ArticleIn: Annals of the Missouri Botanical GardenVolume: 5Series:Issue:Date: 1918Page Range: 225--299Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-Subjects:
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By: Bonns, W. W. (Walter Weidenfeld),Type: ArticleIn: American journal of botanyVolume: 9Series:Issue: 7Date: 1922-07Page Range: 339--353Publication Info: Lancaster, Pa, Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1914-Subjects: