Fragments of the natural history of Pennsylvania [electronic resource] / By Benjamin Smith Barton, M.D. Correspondent-member of the Society of Antiquaries of Scotland; member of the American Philosophical Society; fellow of the American Academy of Arts and Sciences of Boston; corresponding member of the Massachusetts Historical Society; member of the Physical Society of Jena; one of the foreign members of the Linnaean Society of London; and professor of materia medica, natural history and botany, in the University of Pennsylvania, ; Part first. ; [Two lines of Latin quotations]