Synonyms: Dioscorea rubella Roxb.
Family: Dioscoreaceae - Yam family
Growth Habit: Vine
Bangla/Vernacular Name: Churpri Alu, Mete Alu, Kamalu, Kham, Kham-alu
Tribal Name: Subri Alu (Chakma), Raing (Tanchangya).
English Name: Yam, The Greater Yam, Asiatic Yam
A twining annual herb, tubers polymorphic, direct at the base of stem, stem twining right, Bulbils sparse to abundant, globose, ovoid. Leaves simple, ovate or deltoid ovate, opposite. Flower yellow in axillary short spikes. Fruits a capsule, winged.
Tuber contains anthocyanins, steroidal glycosides, cholesterol, campesterol, ß-sitosterol and stigmasterol, diosgenin, sapogenin, alkaloid and starch. It also contains a number of sterols and trans-crotonic, ferulic and palmitic acids (Ghani, 2003).
Cultivated throughout Bangladesh.