. The drug plants of Illinois . PARIETARIA PENNSYLVANICA Muhl. Pellitory, vsall pellitory. Urti- caceae.—A low, weak, reclining or ascend- ing, sparingly branched, pubescent herb, annual; stems very slender, 4 to 15 inches long; leaves lanceolate, acuminate, 1 to 3 inches long, petioled, alternate, entire, 3- nerved; flowers greenish, inconspicuous, in small, axillary clusters surrounded by con- spicuous, leaflike bracts. The herb collected. Infrequent to fre- quent in colonies in dry woods throughout the state. Used as a diuretic, emmenagogue, and deobstruent.

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Keywords: ., boo, bookcentury1900, booksubjectbotany, booksubjectbotanymedical