American white hellebore Directory References Discover What If the President Is Impeached? 9 Mind-Altering Plants Weapons of World War I Timeline of the Titanic’s Final Hours 7 of the World’s Most Poisonous Mushrooms What Do Eggs Have to Do with Easter? The World’s 5 Most Commonly Used Writing Systems Contents Ask the Chatbot a Question American white hellebore plant Ask the Chatbot a Question Also known as: Veratrum viride, itchweed Learn about this topic in these articles:hellebore In hellebore…as an arrow poison, and American white hellebore (V. viride), also called itchweed. The plants have simple, parallel-veined leaves and terminal clusters of small flowers.Read More Britannica ChatbotChatbot answers are created from Britannica articles using AI. This is a beta feature. AI answers may contain errors. Please verify important information using Britannica articles. About Britannica AI.