a plant that when touched or ingested in sufficient quantity can be harmful or fatal to an organism | 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 |
| 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 |
| poisonous drug derived from an Eurasian plant of the genus Conium |