Erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers; the eastern United States.  Synonyms: Collinsonia canadensis, horse balm, horseweed, stone-root, stone root, stoneroot.
 
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Words linked to "Richweed" :   nettle, genus Collinsonia, herb, Pilea, Collinsonia, dead nettle, herbaceous plant, genus Pilea  | 
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