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  1. Floral succession in the prairie-grass formation of southeastern South Dakota /
    By: Harvey, Le Roy Harris.
    Publication info: Chicago :[s.n.],1908.
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
    BHL Collections: New York Botanical Garden
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  2. A study of the physiographic ecology of Mount Ktaadn, Maine,
    By: Harvey, Le Roy Harris.
    Publication info: Orono, Me.,1903.
    Holding Institution: University of California Libraries (archive.org)
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