Tetrastigma leucostaphylum

Tetrastigma leucostaphylum or Indian Chestnut Vine is a flowering plant in the family Vitaceae that is found in Sri Lanka, Assam, Andhra Pradesh, Karnataka, Kerala, Meghalaya, Orissa, Tamilnadu, Nepal and South East Asia. 
Regional Names include "Noltenga" in Assamese, "Pirantaikkoti" in Tamil, "Kond Draaksha" in Telugu.
Ecology.
Relationship with Rafflesia.
"T. leucostaphylum" serves as the host for the worlds largest flower, the Parasitic plant "Rafflesia arnoldii".