Probably an introduced tree native to Australia & New Guinea* (Also in Malaysia and Pacific islands) though it was considered as a doubtfully native in Sri Lanka#. It occurs in both primary and secondary forests in the hill country from 1550 m to 2000 m elevations, usually in areas adjacent to tea estates.
* Illustrated field guide to the flowers of Sri Lanka J. & J. de Vlas
# Flora of Ceylon Vol 11 Dasanayaka M.D. & Clayton W.D.*