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  1. Catalog of Ohio vascular plants : arranged according to the phyletic classification : with notes on the geographical distribution in the state, based mainly on specimens in the State Herbarium, Botanical Laboratory, the Ohio State University /
    By: Schaffner, John H.
    Publication info: Columbus :Ohio State University,1914.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  2. Field manual of trees; including southern Canada and the northern United States to the southern boundary of Virginia, Kentucky, and Missouri, westward to the limits of the prairie, by John H. Schaffner.
    By: Schaffner, John H.
    Publication info: Columbus, Ohio :R.G. Adams,1914.
    Contributed by: University of British Columbia Library (archive.org)
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  3. The grasses of Ohio /
    By: Schaffner, John H.
    Publication info: Columbus :Ohio State University,1917.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  4. Trees of Ohio and surrounding territory, including the area westward to the limits of the prairie and south to the thirty seventh parallel.
    By: Schaffner, John H.
    Publication info: Columbus, Ohio1909
    Contributed by: Robarts - University of Toronto (archive.org)
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