jivant :
Geographical distribution:
Tropical Himalayan region, Dehradun, Western Ghats up to an altitude of 2000 m. Also found in Sri Lanka, Myanmar and Western China.
ECOLOGICAL ASPECT:
Habitat: moist deciduous forests, scrub jungles and foot hills of the dry deciduous forests
Plant conservation:
Although widely distributed throughout Southern India, the population in wild is gradually reducing due to the destructive and ruthless collection of root tubers, as a raw material for the ayurvedic drug preparations, and fruit set is a major problem in multiplying the species in wild, and other anthropogenic reasons the species became vulnerable (Nair et al., 1992).