peyote
Peyote (Lophophora williamsii).
Peyote
plant
Also known as: Lophophora williamsii, mescal-button
Peyote, (Lophophora williamsii), species of hallucinogenic cactus (family Cactaceae). Peyote is found only on limestone soils of the Chihuahuan desert of southern Texas and northern Mexico. Averaging about eight centimetres (three inches) wide and five centimetres (two inches) tall, the body of the peyote cactus is spineless, soft, and, in most cases, blue-green to gray-green in colour. Extremely slow growing, it can take 10–30 years for the plant to mature before flowering. It has pink...