Durio dulcis Becc.

A fairly large tree up to 40 m tall, with bole up to 80 cm in diameter having large buttresses up to 4 m high, bark surface rough, superficially fissured or irregularly flaky, reddish-brown. Leaves elliptical or obovate-elliptical, 7-14 cm x 3.5-6 cm, densely scaly below. Flowers in short inflorescence clustered on older branches, petals up to 45 mm long, pink, stamens in bundles, opening by a slit. Fruit globose, up to 15 cm in diameter, outside dark red to dark brown-red with slender 15-20 mm long spines, very strong smelling. Seeds brown, each completely covered by a dark yellow aril.

D. dulcis occurs on sandy clay soils and friable clay loams.

D. dulcis occurs in lowland forest; it is found scattered in mixed dipterocarp forest on sandy clay soils and friable clay loams.

Throughout Borneo; occasionally also cultivated for the fruits.

Food: D. dulcis is probably one of the principal sources of durian timber in Sarawak. The aril around the seeds is very sweet, fragrant and edible. Timber: The wood is reputed to be used.