water hemlock

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Related to water hemlocks: spotted water hemlock

water hemlock

n.
Any of several poisonous perennial herbs of the genus Cicuta of the parsley family, especially C. maculata, of marshy areas in eastern and central North America, having compound umbels of small white flowers and bipinnately compound leaves.

water hemlock

n
(Plants) another name for cowbane1

wa′ter hem`lock


n.
any of several poisonous marsh or swamp plants belonging to the genus Cicuta, of the parsley family, as C. virosa of Europe, and C. maculata of North America.
[1755–65]
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Noun1.water hemlock - tall erect highly poisonous Eurasiatic perennial herb locally abundant in marshy areaswater hemlock - tall erect highly poisonous Eurasiatic perennial herb locally abundant in marshy areas
Cicuta, genus Cicuta - small genus of perennial herbs having deadly poisonous tuberous roots: water hemlock
poisonous plant - a plant that when touched or ingested in sufficient quantity can be harmful or fatal to an organism