Mesua is native to tropical regions of Sri Lanka. Mesua is mainly found in wet tropical region of India and Sri Lanka. It grows up to altitude of 1500mt in Eastern and Western Ghats in India. In Assam it is easily available and it is also called iron wood of Assam. It is also found in Nepal, Burma, Thailand, Philippines and Malaysia. It also grows in various parts of Tamil Nadu, Travancore and Andaman islands.