poison hemlock

noun

1. hemlock.

poison hemlock

noun

1. the US name for hemlock

Word History and Origins

Origin of poison hemlock¹

An Americanism dating back to 1810–20

Example Sentences

Beware of the poison hemlock, an invasive weed so toxic it can be lethal, King County officials say.

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They are targeting Johnson grass, giant foxtail, Canada thistle, nodding thistle, common teasel, multiflora rose, Amur honeysuckle, poison hemlock, marestail, Japanese knotweed and kudzu.

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The clusters are poison hemlock, a noxious weed that, as its name suggests, is toxic to people and animals.

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The treatments will target Johnson grass, giant foxtail, Canada thistle, poison hemlock, Japanese knotweed, kudzu and others.

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It is hard to grasp that the carrot family would include some of the most malevolent plants on earth, including poison hemlock.

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