peyote

Lophophora williamsii · Accepted scientific name

Scientific literature: Sparse (60 studies) · ★★☆☆☆

Peyote, scientifically known as Lophophora williamsii, is a small, spineless cactus native to the Chihuahuan Desert. Renowned for its psychoactive properties, it contains mescaline, a potent alkaloid used in sacred indigenous rituals. This slow-growing perennial is currently threatened by overharvesting, making its conservation a critical global priority.

Family
Cactaceae
Native range
Northern America
Parts used
Not available
Common names
Indian-Dope · Cactus Pudding · 10 more
Scientific synonyms
Ariocarpus Williamsii · Echinocactus Williamsianus · 28 more

Names and Synonyms

Common Names

Scientific Names

Accepted name

Lophophora williamsii

Synonyms

Regional and Traditional Names

Spanish:

  • Lophophora lewinii
  • Echinocactus pseudo lewinii thompsonii
  • Lophophora echinata var. lutea
  • Lophophora lutea
  • Lophophora williamsii var. pentagona
  • Lophophora diffusa ssp fricii
  • Lophophora lutea var texana
  • Echinocactus williamsii
  • Lophophora williamsii var decipiens
  • Péyotl
  • Lophophora jourdaniana
  • Lophophora williamsii var pluricostata
  • Peyotl
  • Lophophora lutea var. texana
  • Lophophora williamsii var echinata
  • Lophophora diffusa ssp. fricii
  • Peyote

German:

  • Echinocactus williamsii

French:

  • Peyotl
  • Peyote

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known scientifically as Lophophora williamsii, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is classified under the order Caryophyllales and the family Cactaceae. Ultimately, it is placed within the genus Lophophora.

Rank Classification
Kingdom Plantae
Phylum Streptophyta
Class Equisetopsida
Subclass Magnoliidae
Order Caryophyllales
Family Cactaceae
Genus Lophophora

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific distribution pattern across North America. In the South-Central United States, it can be found within the state of Texas. Its range extends significantly into Mexico as well. Within Mexico, the species is documented in the Northeast region. Additionally, it is present throughout the Southwest part of the country.

Region Area
South-Central U.S.A. Texas
Mexico Mexico Northeast
Mexico Mexico Southwest

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Lophora williamsii is characterized by its status as a perennial organism, meaning it persists through multiple growing seasons rather than completing its cycle within a single year. As a long-lived perennial, the plant establishes a stable presence within its ecological niche, undergoing seasonal cycles of vegetative growth and reproductive phases. This life strategy allows the species to accumulate biomass and resources over several years, which can support more robust flowering events compared to annual or biennial species. Throughout its lifespan, the plant navigates various developmental stages, relying on its perennial nature to endure environmental fluctuations and ensure long-term survival within its habitat.

Lifecycle :
perennial

Morphology

The morphology of Lophophora williamsii is characterized by a woody structure and a growth form classified as a shrub, exhibiting a self-supporting habit rather than acting as a climber or a vine. As an independent organism, it does not function as a parasite or an epiphyte, maintaining a strictly terrestrial existence within its habitat. Although its ecological niche can vary, its physical development is defined by its non-climbing, self-supporting nature and its woody composition.

Aquatic :
terrestrial
Climber :
self-supporting
Epiphyte :
terrestrial
Growth form :
shrub
Parasite :
independent
Woodiness :
woody

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Lophophora williamsii has 20 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include mescaline, Anhalamine, Anhalidine, Anhalinine, Anhalonidine.

Chemicals reported in Lophophora williamsii
Chemical Supporting sources Consensus
mescaline 6 supporting sources ★★★☆☆
Anhalamine 1 supporting sources ★☆☆☆☆
Anhalidine 1 supporting sources ★☆☆☆☆
Anhalinine 1 supporting sources ★☆☆☆☆
Anhalonidine 1 supporting sources ★☆☆☆☆
Anhalonine 1 supporting sources ★☆☆☆☆
Candicine 1 supporting sources ★☆☆☆☆
Hordenine 1 supporting sources ★☆☆☆☆
L-dopa 1 supporting sources ★☆☆☆☆
L-tyrosine 1 supporting sources ★☆☆☆☆

mescaline

  1. Dr. Duke
  2. Journal of natural medicines
  3. Revista de neurologia
  4. Journal of ethnopharmacology
  5. Current biology : CB
View 1 additional sources
  1. The Plant journal : for cell and molecular biology

Anhalamine

  1. Dr. Duke

Anhalidine

  1. Dr. Duke

Anhalinine

  1. Dr. Duke

Anhalonidine

  1. Dr. Duke

Anhalonine

  1. Dr. Duke

Candicine

  1. Dr. Duke

Hordenine

  1. Dr. Duke

L-dopa

  1. The Plant journal : for cell and molecular biology

L-tyrosine

  1. The Plant journal : for cell and molecular biology

Activities

Lophophora williamsii has 31 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Psychoactive, Adrenergic, Antiaggregant, Antiasthmatic, Antidiarrheic.

Activities reported in Lophophora williamsii
Activity Supporting sources Consensus
Psychoactive 2 supporting sources ★☆☆☆☆
Adrenergic 1 supporting sources ★☆☆☆☆
Antiaggregant 1 supporting sources ★☆☆☆☆
Antiasthmatic 1 supporting sources ★☆☆☆☆
Antidiarrheic 1 supporting sources ★☆☆☆☆
Antifeedant 1 supporting sources ★☆☆☆☆
Bronchorelaxant 1 supporting sources ★☆☆☆☆
CNS-Active 1 supporting sources ★☆☆☆☆
CNS-Depressant 1 supporting sources ★☆☆☆☆
Cancer-Preventive 1 supporting sources ★☆☆☆☆

Psychoactive

  1. Dr. Duke
  2. The Plant journal : for cell and molecular biology

Adrenergic

  1. Dr. Duke

Antiaggregant

  1. Dr. Duke

Antiasthmatic

  1. Dr. Duke

Antidiarrheic

  1. Dr. Duke

Antifeedant

  1. Dr. Duke

Bronchorelaxant

  1. Dr. Duke

CNS-Active

  1. Dr. Duke

CNS-Depressant

  1. Dr. Duke

Cancer-Preventive

  1. Dr. Duke

Conditions

Lophophora williamsii has 2 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include alcoholism, hallucinogens.

Conditions investigated for Lophophora williamsii
Condition Supporting sources Consensus
Alcoholism 1 supporting sources ★☆☆☆☆
Hallucinogens 1 supporting sources ★☆☆☆☆

Alcoholism

  1. The American journal of drug and alcohol abuse

Hallucinogens

  1. Revista de neurologia