cicutoxin References Quizzes 44 Questions from Britannica’s Most Popular Health and Medicine Quizzes cicutoxin toxin Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: water hemlockThe plants contain cicutoxin, which rapidly acts on the central nervous system; the roots are especially toxic, though ingestion of any part of the plants can be lethal for humans and cattle. Read MoreThe plants contain cicutoxin, which rapidly acts on the central nervous system; the roots are especially toxic, though ingestion of any part of the plants can be lethal for humans and cattle. Read More