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  1. Survey for Quercus macrocarpa in the Powder River Resource Area, Miles City District, Bureau of Land Management, Montana / prepared for Bureau of Land Management, Miles City District Office ; prepared by Bonnie L. Heidel.
    By: Heidel, Bonnie L. - United States.
    Publication info: Helena, Mont. :Montana Natural Heritage Program,[1993].
    Contributed by: Montana State Library (
    Subjects: Botany  Bur oak  Montana  Powder River Resource Area  Rare plants  
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