peyote

A spineless, dome-shaped cactus (Lophophora williamsii) native to Mexico and the southwest United States, having buttonlike tubercles that contain the hallucinogen mescaline and are traditionally used in rituals by certain Native American peoples.

Peyote buttons.

A name applied in certain parts of Mexico to several low, fleshy, spineless plants, especially to Lophophora Williamsii, which is used medicinally and has narcotic properties. Also written pellotè. See mescal-buttons.

A small, spineless cactus (Lophophora williamsii) found from southwest United States to central Mexico that produces buttonlike tubercles that can be chewed for its psychedelic effect, primarily from the drug mescaline. Also called mescal.

A mescal button produced by the plant.

the hallucinatory alkaloid that is the active agent in mescal buttons

a small spineless globe-shaped cactus; source of mescal buttons