POKE

(n.) A large North American herb of the genus Phytolacca (P. decandra), bearing dark purple juicy berries; -- called also garget, pigeon berry, pocan, and pokeweed. The root and berries have emetic and purgative properties, and are used in medicine. The young shoots are sometimes eaten as a substitute for asparagus, and the berries are said to be used in Europe to color wine.