BENTLEY, Robert and Henry Trimen. (illustrated by David Blair). MEDICINAL PLANTS BEING DESCRIPTIONS WITH ORIGINAL FIGURES OF THE PRINCIPAL PLANTS EMPLOYED IN MEDICINE AND AN ACCOUNT OF THE CHARACTERS, PROPERTIES, AND USES OF THEIR PARTS AND PRODUCTS OF MEDICINAL VALUE. 3 VOLS. (OF 4) London: J. & A. Churchill, 1880. First edition. Half leather, stamped in gilt with raised bands, red marbled paper covered boards, red marbled endpapers. Worn bindings, ex-library with usual markings. Some chipping or closed tears to text pages; hand-colored plates by botanist David Blair are brilliant, stunning, generally good condition with some light soil to edges of a few. Volume I: (1-69), front board and first few blank pages, title page, rear cover detached. Volume II (70-146) front board detached, hinges cracked, ffep partially detached, first plate chipped at fore-edge not affecting image, plate 90 small closed tear at bottom edge. Volume III: (147-227) front board and ffep detached. vOLUME IV: plates 228-306, not present. Each entry has history and medicinal usage, preparations.