Harpullia is a genus of about 27 species known to science, of small to medium-sized rainforest trees, constituting part of the plant family Sapindaceae. They have a wide distribution ranging from India eastwards through Malesia, Papuasia and Australasia to the Pacific Islands. They grow naturally usually in or on the margins of rainforests or asso... Found on http://en.wikipedia.org/wiki/Harpullia