Hallucinogenic and Poisonous Mushrooms Field Guide tells how to find wild mushrooms in America. It is a hippocket field guide that presents 24 hallucinogenic mushrooms that grow in the United States and eight poisonous species that they are confused with. A reliable reference for beginners the Field Guide opens up the world of mycology in a clear and precise way. A compact course in mycology as well as a handy tool for the professional. Features How to collect identify and dry useful keys and c