betony

noun, plural bet·o·nies.

1. a plant, Stachys (formerly Betonica) officinalis, of the mint family, having hairy leaves and dense spikes of purple flowers, formerly used in medicine and dyeing.
2. any of various similar plants, especially of the genus Pedicularis.

noun plural -nies

1. a Eurasian plant, Stachys (or Betonica) officinalis, with a spike of reddish-purple flowers, formerly used in medicine and dyeing: family Lamiaceae (labiates)
2. any of several related plants of the genus Stachys
3. wood betony a North American scrophulariaceous plant, Pedicularis canadensisSee also lousewort