Original: Historically , the tree was exclusive to the Indian Sub-continent , and so widespread across the region that one of the old names of India ( or the Indian region ) is Jambu-Dvipa ( literally : the island of jambul fruit ) .
Simplified: Jambul or Jamun or Jamblang ( Syzgium cumini ) , Nava Pazham ( Tamil ) is an evergreen tropical tree in the flowering plant family Myrtaceae , native to India and Indonesia .