Lophopetalum subobovatum King, J. As. Soc. Beng. 65, ii (1896)

Synonyms
Solenospermum apiculatum Ridl.

Description
Mid-canopy tree up to 39 m tall and 70 cm dbh. Stipules dropped early. Leaves opposite, simple, penni-veined, rather leathery and small. Flowers ca. 6 mm in diameter, white, placed in panicles. Fruits ca. 70 mm long, green-brown, dehiscent capsule with wind dispersed, winged seeds (seeds completely surrounded by wing).

Ecology
In keranga and mixed dipterocarp forests up to 900 m altitude. Usually on hillsides and ridges with poor sandy soils, including ultrabasic soils. In secondary forests usually present as a pre-disturbance remnant tree.

Distribution
Peninsular Malaysia, Sumatra and Borneo (Sarawak, Brunei, Sabah, West-, Central-, South- and East-Kalimantan).

Local names
Borneo: Bintangur, Dual, Duol, Kadjo, Kowan, Kungkur, Mata ulat, Paropo, Perupok, Tjauto putih.