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Conium maculatum, Poison Hemlock
Family Umbelliferae
poison hemlock growth habit

Poison Hemlock stems, Portage County, OH, June 2015
Poison hemlock has a thick woody stem almost always with purple blotches. The stems are woody and hollow. All parts of the plant are fatally poisonous if ingested. Learn to identify this plant. It often grows in poor soil or disturbed edges. Wash thoroughly if you touch it.

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