[BARTON, William P.C.]. Vegetable Materia Medica of the United States; or Medical Botany, Philadelphia, M. Carey & Son, 1817-18, 2 vols., 4to, FIRST EDITION, 50 hand-coloured engraved plates, one folding (some minor offsetting of text onto plates), original morocco-backed boards (spine of vol. 1 rubbed). (2) [NISSEN BBI 85]