New Tuber Species Discovered in Kerala’s Western Ghats

Quick Summary

• Researchers from Kerala discovered a new edible yam species, Dioscorea balakrishnanii, in the Wayanad district of the Western Ghats.
• The tuber, locally known as ‘chola kizhangu’ among the Kattunayikar tribes, is noted for its excellent flavor and low glycemic index potential for food security.
• The discovery was made by researchers Pichan M. Salim of M.S.Swaminathan Research Foundation, Jose Mathew from Sanatana Dharma College, and M.M.Safir from Kerala Agricultural university.
• Named after Dr. V. Balakrishnan for his contributions to biodiversity conservation in South India.
• Found only in evergreen forest sholas; scientifically described after a decade-long observation of floral differences between male and female plants.
• The Wayanad region hosts 23 forms of over 14 species within the genus dioscorea, highlighting its rich biodiversity.
• Importance noted for ecosystem conservation, unique wild relatives’ preservation, food security benefits, and potential medicinal use.