Psychedelics Encyclopedia: Stafford, Peter: 9780914171515: Amazon.com: Books,Psychoactive Plants Ethnopharmacology Ethnobotany Entheogenic Rare Drug Books,The Encyclopedia of Psychoactive Plants: Ethnopharmacology and Its Applications: Christian Ratsch, Albert Hofmann (Foreward): 9780892819782: Amazon.com: Books,The Encyclopedia of Psychoactive Plants: Ethnopharmacology and Its Applications: Christian Ratsch, Albert Hofmann (Foreward): 9780892819782: Amazon.com: Books,The Encyclopedia of Psychoactive Plants” by Christian Ratsch. : r/bookporn