Plant Name Dioscorea pentaphylla
Common name: Buck Yam
Marathi: God kanda/ Karanda
English: Lesser yam, Chinese yam
Buck yam is a perennial climbing plant producing annual stems from a perennial rootstock. These stems scramble over the ground, or twine into the surrounding vegetation
Thin, vary from smooth to prickly, twine clockwise direction,
Alternate, pointed at the tip, lobed at the base
Fibrous, swollen ends of stolon arise from the crown of the plant
Each stolon bears one tuber, 5 -20 tubers per plant, light yellow in colour
Habit / Habitat
It is an herbaceous spiny vine
It requires tropical conditions and high temperatures to survive. The soil should have good drainage property and high level of organic matter.
The plant is species is native to India, Vietnam and Philippines. It has been domesticated in China and is less used in South-east Asia.
World wide use Tubers
Used by tribal community in Jawhar Leaves, young shoots and tubers
Method of consumption
- Tuber boiled and cooked
- Leaves and young shoots boiled and cooked as vegetable.
The juice of the plant is applied to boils.
A decoction of the plant is applied to swellings
Nutritional and medicinal information
A study conducted on D.esculenta shows that the presence of saponin and dioscin
Propagation and Storage
Season of collection
How to grow it?
Cuttings of tubers are planted below the surface of the ground
Method of storage
1) Propagules: Tuber is kept in sun for few hours and stored in a dry place until the season of cultivation.
2) Edibles: Tubers are stored in a dry place for over a period of 2-3 months after harvest.