MASTERWORT

n. Ma3.-t'usr-wu5rt. 1. The genus Imperator i a, especially the Imperator i a ostruthium. 2. The genus Astrantia. 3. The Heracleum lanatum. 4. The Archangelic a atropurpurea. [B, 5, 19, 34, 275 (a, 35); "Proc. of the Am. Pharm. A oc.," xxv (a, 39).] Black m. See ASTRANTIA major. English m. The genus JEgopodium. [B, 19.] Great m. The Imperator i a ostruthium. [B, 19.] [s. 717]