364. Anhalonium lewini.

Botanical name: 
Lophophora williamsii

364. ANHALONIUM LEWINI, Henning.—A Mexican cactus, acting powerfully as a cardiac and respiratory stimulant; it has been used to a slight extent in medicine in angina pectoris and asthmatic dyspnea. A source of mescal buttons. A powerful habit-forming narcotic and intoxicant.

A Manual of Organic Materia Medica and Pharmacognosy, 1917, was written by Lucius E. Sayre, B.S. Ph. M.