Caulophyllum thalictroides, the blue cohosh, a species of Caulophyllum (family Berberidaceae) is a flowering plant in the Berberidaceae (barberry) family. It is a medium-tall perennial with blue berry-like fruits and bluish-green foliage.
The blue cohosh, scientifically known as *Caulophyllum thalictroides*, is a member of the Berberidaceae (barberry) family. This plant is characterized by its medium height, blue berries, and bluish-green leaves.