| poison hemlock n. A deadly poisonous European plant (Conium maculatum) widely naturalized in North America, having bipinnately compound leaves and compound umbels of small white flowers. |
poison hemlock
n
(Life Sciences & Allied Applications / Plants) the US name for hemlock [1]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  poison 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 poisonousConium, genus Conium - small genus of highly toxic biennials: hemlock poisonous plant - a plant that when touched or ingested in sufficient quantity can be harmful or fatal to an organism |
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