stone root

1 definition found

stone root - WordNet (r) 2.1 (2005) :

  stone root
      n 1: erect perennial strong-scented with serrate pointed leaves
           and a loose panicle of yellowish flowers; the eastern
           United States [syn: horse balm, horseweed, stoneroot,
           stone-root, richweed, stone root, Collinsonia canadensis
           ]