Noun stone root has 1 sense
  1. horse balm, horseweed, stoneroot, stone-root, richweed, stone root, Collinsonia canadensis - erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers; the eastern United States
    --1 is a kind of herb, herbaceous plant
    --1 is a member of Collinsonia, genus Collinsonia
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