“…It is distributed over the subtropical warm temperate climatic zone on mountains of India, Nepal, Myanmar, Sri Lanka, Thailand and Africa. Apparently, it has been distributed to Egypt, Arabia, Ethiopia, tropical East Africa and Brazil (Willemse, 1985) In India, it is grown in Gujarat, Bihar, Deccan Plateau, parts of Rajasthan, Maharashtra, Karnataka and Tamil Nadu (Somnath et al, 2005). In Tamil Nadu, it is approximately grown in Salem, Dharmapuri, Trichy, Erode, Coimbatore and Dindigul districts of 6000 acres.…”