1. Stout perennial herb of the eastern United States with whitish flowers; leaves traditionally used by Catawba Indians to treat burns
   "prairie dock was valued by Native Americans for its medicinal properties";
   - American feverfew, wild quinine, Parthenium integrifolium

Derived forms: prairie docks

Type of: subshrub, suffrutex

Part of: genus Parthenium, Parthenium

Encyclopedia: Prairie dock