Gonystylus brunnescens Airy Shaw, Kew Bull. (1950)

Latin for 'brownish', referring to the dried leaves.

Sub-canopy tree up to 28 m tall and 53 cm dbh. Stipules absent. Leaves alternate, simple, penni-veined but venation inconspicuous, glabrous. Flowers ca. 8 mm diameter, brownish, placed in panicles. Fruits ca. 38 mm diameter, green-brown, dehiscent capsule with seeds in white aril.

In undisturbed mixed dipterocarp and sub-montane forests up to 1700 m altitude. Often along rivers and streams and on hillsides with sandy soils. In secondary forests usually present as a pre-disturbance remnant.

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

Local names
Borneo: Binyak, Garu ciampaka, Gerima, Kelat, Lemiar, Mahabai, Nasi-nasi, Nasi-nasi pakir, Paliu, Ramin.