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water hemlock definition

water hemlock

any of a genus (Cicuta) of perennial plants of the umbel family, with compound umbels of small white flowers and intensely poisonous, tuberous roots, found in the Northern Hemisphere in moist places

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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