Gempol ( Nauclea orientalis )

Gempol, Lonkida, Bengkel ( Nauclea orientalis ) Flower

Leichhardt tree

Scientific classification of Gempol
Kingdom:     Plantae
Clade:     Angiosperms
Clade:     Eudicots
Clade:     Asterids
Order:     Gentianales
Family:     Rubiaceae
Genus:     Nauclea
Species:     N. orientalis
Binomial name:  Nauclea orientalis

Nauclea orientalis is a species of tree in the Rubiaceae family, native to Southeast Asia, New Guinea, and Australia.
It has many common names, including bur tree, Lonkida, canary wood, Leichhardt pine, yellow cheesewood, cheesewood, canary cheesewood, yellow cheesewood, cape york leichardt, leichhardt pine, leichhardt tree, leichhardt's pine, soft leichhardt, burr tree, or canary-wood. This fruit  cannot eat.
It grows to a maximum of around 30 m (98 ft) in height and has large glossy leaves. It bears spherical clusters of fragrant flowers that develop into golf ball-sized edible but bitter fruits. The yellowish to orange soft wood is also used for timber and in woodcarving and folk medicine. (Wikipedia).

Sources: https://en.wikipedia.org/wiki/Nauclea_orientalis

More:
Lonkida (Nauclea orientalis)   
Gempol (Nauclea orientalis)
Pictures of Gempol (Nauclea orientalis)
More:

Reff:
http://bch.unesa.ac.id/hayati/gempol
https://en.wikipedia.org/wiki/Nauclea_orientalis
http://tumbuhanbali.blogspot.co.id/2013/06/bengkelgempol.html
http://keys.trin.org.au/key-server/data/0e0f0504-0103-430d-8004-060d07080d04/media/Html/taxon/Nauclea_orientalis.htm