Wood Betony This Materia Medica assignment (new, more in-depth style) was written by Tammy Lesueur with additional input from Maria Noel Groves and Ruth Droescher. Common Name: Wood Betony, Betony (these names may also refer to Pedicularis species and Stachys lavendulifolia) Sometimes called Heal All (which may also refer to self heal, Prunelle vulgaris), Hedge…