Hemlock

The name of several poisonous umbelliferous herbs having finely cut leaves and small white flowers, as the Cicuta maculata, bulbifera, and virosa, and the Conium maculatum. See Conium.

An evergreen tree common in North America (Abies, / Tsuga, Canadensis); hemlock spruce.

The wood or timber of the hemlock tree.

large branching biennial herb native to Eurasia and Africa and adventive in North America having large fernlike leaves and white flowers; usually found in damp habitats; all parts extremely poisonous

an evergreen tree, could refer to any one of a genus of conifers named Tsuga

soft coarse splintery wood of a hemlock tree especially the western hemlock

poisonous drug derived from an Eurasian plant of the genus Conium; "Socrates refused to flee and died by drinking hemlock"