knotroot

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English[edit]

Etymology[edit]

knot +‎ root

Noun[edit]

knotroot (uncountable)

  1. Collinsonia canadensis, a perennial medicinal herb in the mint family, Lamiaceae.
    Synonyms: horsebalm, stoneroot
  2. Stachys affinis, a perennial herbaceous plant, also in the mint family.
    Synonym: crosne