Botanical Name of Blue Cohosh: Caulophyllum thalictroides (L). Other Common Names Blueberry root, blue ginseng, yellow ginseng, beechdrops, pappoose root, squaw root, caulophylle faux-pigamon (French), cohosh azul (Spanish), Frauenwurzel (German), løveblad (Danish), azurbär (Swedish). Habitat Blue cohosh is a perennial herbaceous plant native to Eastern USA and Canada. It grows in rich, moist soil near water. Description Blue cohosh is a slow-growing, perennial plant belonging to the barberry family (Berberidaceae). It can grow up to a meter in height with a simple stem and leaves that are large and tri-lobed. The small yellowish-green to purple flowers appear in clusters from