Alstonia angustiloba

Alstonia angustiloba is a tree in the dogbane family Apocynaceae.

Description
Alstonia angustiloba grows as a large tree up to 40 m tall, with a trunk diameter of up to 60 cm. The bark is greyish or brownish. Its fragrant flowers feature a white, yellow or cream corolla. The fruit is brownish, up to 35 cm long.

Distribution and habitat
Alstonia angustiloba is native to Thailand, Peninsular Malaysia, Singapore, Sumatra and Java. It is found in a variety of habitats from sea level to 200 m altitude.