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Landrace.wiki

The encyclopedia and open conservation database for landrace cannabis populations, their genetics and the traditional knowledge that sustains them.

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Filter by collection year, classification, priority or provenance, and select a marker for accession details. Every figure on this card describes the accessions currently shown. A further 183 documented accessions carry no coordinates yet and cannot be mapped.

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538Accessions shown

40Growing areas represented

15Growing regions represented

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34%of the accessions shown are assessed as critical or high conservation priority. Help document them

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An accession is a sample or observation recorded at a specific place and time. An appellation is a locally recognised name tied to place and tradition.

All accessionsEvery documented sample and observation

ClassificationLandrace, feral, specimen and related accession types

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Growing regionA broad ecological and cultural grouping

Growing areaA specific cultivation zone within a region

AppellationA recognised name tied to place and tradition

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Featured accessionPhengnaren 483 (1968)

Thailand Collected 1968 Herbarium specimen

Phengnaren 483 is a herbarium accession of Cannabis sativa collected at Wang Nam Khiao in Nakhon Ratchasima Province, north-eastern Thailand, on 16 June 1968 by S. Phengnaren. The Forest Herbarium (BKF) in Bangkok holds the sheet as accession BKF 36337, barcode SN 009259. The Muséum national d’Histoire naturelle in Paris holds a duplicate as catalogue P06884307, published by GBIF as preserved specimen occurrence 731731222.

CollectionHerbarium specimenHistorical

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Places

Featured growing regions and areas

Growing region

Northern Laos

Mekong Basin

Northern Laos landrace cannabis growing region

Kullu

Western Himalayas

Malana Valley

Western Himalayas

Mekliganj

The Dooars

Parvati Valley

Western Himalayas

All 15 growing regions · All 43 growing areas

Featured article

Chemotype is the classification of a cannabis plant or population by its dominant secondary-metabolite profile, most commonly the relative ratio of the principal cannabinoids tetrahydrocannabinolic acid (THCA) and cannabidiolic acid (CBDA). read more →

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Research

Venue: Health Research Policy and Systems

7 Sep 2026

Knowledge translation and evidence use in medicinal cannabis policy: An evidence brief on regulation, effectiveness, safety and stakeholder support in Colombia

A knowledge-translation study from the Unit of Evidence and Deliberation for Decision Making at the University of Antioquia in Medellín, reporting how an evidence brief on the regulation, effectiveness, safety and stakeholder support of medicinal cannabis was assembled and put before Colombia's Ministry of Health. Its interest for the corpus is procedural rather than botanical: it documents how research evidence and stakeholder opinion were marshalled into a national cannabis regulatory process, in a producer country whose policy record the wiki otherwise holds through enforcement reporting.

Source

18 Jul 2026 · Journal of Cannabis Research

Terroir-driven phenolic chemotypes and antioxidant/antimicrobial activities of Beldia (Cannabis sativa L.) seed extracts

Source

1 Jul 2026 · Plant Disease

Screening Diverse Cannabis sativa Germplasm for Resistance to Golovinomyces ambrosiae

Source

30 Jun 2026 · Acta Theologica

Cannabis Sativa, religion and society: Historical, medicinal, legal, and sacramental perspectives

Source

28 Jun 2026 · International Journal of Drug Policy

Value capture in the emerging medical cannabis global value chain: insights from South Africa