EMODIN

n. Eam'od-ian. Fr., emodine. Ger., E. A principle, C16H 10O6, found in Rheum palmatum. Rheum of ficin ale. Rhamnus frangula, and Rhamnus purshiana. ["Proc. of the Am. Pharm. A oc.," xxv, xxxvii (a, 14).] [s. 690]