How to Change Your Mind: What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression, and Transcendence

by Michael Pollan

teonanácatl—the sacred mushroom of the Aztecs and their descendants—as well as ololiuqui, the seeds of the morning glory, which the Aztecs also consumed sacramentally and which contain an alkaloid closely related to LSD.