Aconitum lamarckii, known by the common name Northern wolf's-bane,[1] is a species of herbaceous flowering plant of the genus Aconitum, in the buttercup family, Ranunculaceae.[2] It is native to Europe and sometimes cultivated in gardens in temperate zones for its showy flowers.[3] It blooms from early to late summer with yellow flowers produced on tall, thin, somewhat lax stems.
The plant is named after Jean-Baptiste Lamarck.