Pellitory

The common name of the several species of the genus Parietaria, low, harmless weeds of the Nettle family; -- also called wall pellitory, and lichwort.

A composite plant (Anacyclus Pyrethrum) of the Mediterranean region, having finely divided leaves and whitish flowers. The root is the officinal pellitory, and is used as an irritant and sialogogue. Called also bertram, and pellitory of Spain.

The feverfew (Chrysanthemum Parthenium); -- so called because it resembles the above.

a small Mediterranean plant containing a volatile oil once used to relieve toothache

herb that grows in crevices having long narrow leaves and small pink apetalous flowers