Includes index.

Introduction -- A history of poisoning -- Of wise women and witches -- Witching herbs -- To cure and to kill -- Doctrine of signatures -- A-Z of plants.

"Discover the fascinating folklore and lurid histories of our most toxic plants. Poisonings are among the most memorable deaths in history, from the Roman Empire to the Medieval era and beyond. Concealed and deliberate, it's a crime that must be planned in advance. And yet there is a fine line between healing and poisoning - only the dosage matters! Throughout history, human trial and error has led to the sharing of incredible stories (and sometimes terrible rumours) about the effects of toxic plants." --back cover.