123. Polygonum acre.—Water pepper. Smart weed.

Botanical name: 
Polygonum punctatum

123. POLYGONUM ACRE.—WATER PEPPER. SMART WEED. (Herb.) Stimulant, diuretic, and emmenagogue. Dose: 1 to 2 dr. (4 to 8 Gm.).

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