Conium maculatum (Hemlock) is a species of biennial herb in the family umbellifers. They have a self-supporting growth form. They are native to Western North America. They have simple, broad leaves. Flowers are visited by Andrena nitida, Syrphid fly, Black-fronted Forktail, and Pure Green Augochlora. Individuals can grow to 1.3 m.
EOL has data for 26 attributes, including: