Taxon: Mitragyna speciosa Korth.

Genus: Mitragyna
Family: Rubiaceae
Subfamily: Cinchonoideae
Tribe: Naucleeae
Nomen number: 417532
Place of publication: Observ. Naucl. indic. 19. 1839
Link to protologue:
Name Verified on: 05-Jan-2012 by ARS Systematic Botanists. Last Changed: 05-Jan-2012
Species priority site is:
Accessions: 0 in National Plant Germplasm System

Common names:

Economic Importance:

  • Medicines: folklore (fide CRC MedHerbs ed2)
  • Social: psychoactive (fide Clinical Toxicol 46:146. 2008)

Distributional Range:


  • Asia-Tropical

    • Indo-China: Thailand
    • Malesia: Indonesia Kalimantan, Sumatra; Malaysia ; Philippines Luzon, Mindanao, Mindoro
    • Papuasia: Indonesia Irian Jaya; Papua New Guinea

  • Cultivated

  • Asia-Tropical

    • Indo-China: Vietnam


  • Babu, K. M. et al. 2008. Opioid receptors and legal highs: Salvia divinorum and Kratom Clin. Toxicol. 46:146-152.
  • Duke, J. A. et al. CRC Handbook of medicinal herbs. 2002 (CRC MedHerbs ed2)
  • Merrill, E. D. An enumeration of Philippine flowering plants. 1922-1926 (F Philipp)
  • Ridsdale, C. E. 1978. A revision of Mitragyna and Uncaria (Rubiaceae) (Blumea) 24:65.

Check other web resources for Mitragyna speciosa Korth. :

  • Mansfeld: Mansfeld's World Databas of Agricultural and Horticultural Crops
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.