Wolfsbane vs. Monkshood

Wolfsbane (noun)

Any of several poisonous perennial herbs of the genus Aconitum.

Monkshood (noun)

Any of various poisonous plants, of the genus Aconitum, with blue or white flowers in the shape of a hood

Monkshood (noun)

The dried leaves or flowers of these plants formerly used as a source of medicinal alkaloids