Aconitum lycoctonum Aconitum lycoctonum /ˌækəˈnaɪtəm laɪˈkɒktənəm/

noun

1. Poisonous Eurasian perennial herb with broad rounded leaves and yellow flowers and fibrous rootstock  ( Aconitum lycoctonum , wolf's bane , wolfbane , wolfsbane )
   poisonous Eurasian perennial herb with broad rounded leaves and yellow flowers and fibrous rootstock