Cannonball tree, Couroupita guianensis is native to the Guiana in northeastern South America.
The large flowers are fragrant and develops on the tree trunk. Much like papayas.
These trees have spherical, cannonball-like fruits up to 8″ in diameter. At the moment, the fruits are not in season.
These fruits resembles a bare coconut husk outer shell. And it's size is identical to a cannon ball.
These trees are at Pasir Ris near to Pasir Ris West Mall.
They can also be found at East Coast Park..
When the cannonball but falls; one can hear the distinct nut-crack sound...