This is your mind on plants

Introduction

Opium. Prologue ; "Opium, made easy" ; Epilogue

Caffeine

Mescaline. The door in the wall ; The orphan psychedelic ; In which we meet the cacti ; The birth of a new religion ; Peeking inside the tepee ; An interlude: on mescaline ; Learning from San Pedro ; Drunk at the wheel ; Plan C.