Biodiversity Heritage Library
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Subject "Allegheny County"
A preliminary list of the vascular flora of Allegheny County, Pennsylvania / by John A. Shaffer.
By: Shafer, John Adolph,
Publication info: Pittsburgh? :Carnegie Institute Museum?,1901?
Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
Subjects: Allegheny County Pennsylvania Plants
BHL Collections: New York Botanical Garden