Cannabis sativa

Tracheophyta MagnoliopsidaCannabaceaeCannabisCannabis sativa


A dioecious annual occurring as a casual from a wide variety of sources, but never persisting. Lowland.



World Distribution

Probably a native of S.W. & C. Asia, this species has been cultivated from ancient times and is now widely naturalised in warm temperate and tropical regions of the world.

JNCC Designations


Atlas text references

Small E, Cronquist A
1976.  A practical and natural taxonomy for Cannabis. Taxon. 25:405-435.
Smart J, Simmonds NW
1995.  Evolution of crop plants, edn 2.
Zohary D, Hopf M
2000.  Domestication of plants in the Old World, edn 3.