Handbook of the flora of Philadelphia and vicinity,
containing data relating to the plants within the following radius: eastern Pennsylvania, north to the Blue Mountains, and west to the Susquehanna; all of New Jersey except the northern counties; and New Castle County, Delaware, with keys for identification of species,
comp. by Ida A. Keller and Stewardson Brown.

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Item Link Original Source
Full view   University of Michigan
Full view   Cornell University
Full view   Cornell University