Origin

Bengal, Chhota Nagpur, Ranchi, Purnea, Vishakhapatnam and Tamil Nadu.

Action:

Anti-inflammatory (wellground tubers are rubbed on swellings of the extremities).

Seeds—externally applied to bruises.

The tubers are poisonous (can be eaten after several boilings).

Toxicity:

The tubers are poisonous (can be eaten after several boilings).

Khare, C.P./ Indian Medicinal Plants. -- Nueva Dheli: Springer, 2007 . - p  502.