The most comprehensive guide to the botany, history, distribution, and cultivation of all known psychoactive plants

- Examines 414 psychoactive plants and related substances

- Explores how using psychoactive plants in a culturally sanctioned context can produce important insights into the nature of reality

- Contains 797 color photographs and 645 black-and-white illustrations

In the traditions of every culture, plants have been highly valued for their nourishing, healing, and transformative properties. The most powerful plants--those known to transport the human mind into...