Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by origin]
6. biological material
7. plant material
8. modified plant material

Anotations

Scope note:

Substance derived from the dried, buttonlike top of the peyote cactus, used in religious ceremonies as a stimulant and hallucinogen by some native groups in Mexico and the southwestern United States. Used as a hallucinogenic drug; its active ingredient is mescaline.