The drug plants of Illinois drugplantsofilli44teho Year: 1951 MENTHA PIPERITA L. Pepper- mint, lammint, lamb mint, brandy mint. Labiatae. . U. S. P. XI, pp. 230, 259.—An erect, branching, smooth herb 1 to 3 feet tall, perennial; rootstocks long, creeping; stems 4-angled, reddish-purple to green; leaves dark green, ovate, aromatic, oppo- site, petioled, serrate, 1 to 2 inches long; flowers purplish, small, hardly 2-lipped, in dense, oblong, terminal spikes. Leaves and flowering tops collected as soon as the flowers commence opening. In moist places about lakes and streams and along roads and
The drug plants of Illinois drugplantsofilli44teho Year: 1951 MENTHA PIPERITA L. Pepper- mint, lammint, lamb mint, brandy mint. Labiatae. . U. S. P. XI, pp. 230, 259.—An erect, branching, smooth herb 1 to 3 feet tall, perennial; rootstocks long, creeping; stems 4-angled, reddish-purple to green; leaves dark green, ovate, aromatic, oppo- site, petioled, serrate, 1 to 2 inches long; flowers purplish, small, hardly 2-lipped, in dense, oblong, terminal spikes. Leaves and flowering tops collected as soon as the flowers commence opening. In moist places about lakes and streams and along roads and ditches throughout the state. Contains the aromatic oil of peppermint, which contains menthol. Used as an aro- matic, stimulant, and carminative.
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