Conium (Hemlock) Same as for aconite.
"The Miracle Mongers, an Exposé" by Harry Houdini
In this family is found the poison hemlock (Conium) used by the ancient Greeks for the elimination of politicians.
"Scientific American Supplement, No. 829, November 21, 1891" by Various
CONIUM, L. POISON HEMLOCK.
"The Manual of the Botany of the Northern United States" by Asa Gray