Gonystylus forbesii Gilg, in Engl. & Pr., Nat. Pfl. Fam. Nachtr. 1 (1897)
Named after H.O. Forbes [1851-1932], a Scotish botanist.
Synonyms
Gonystylus warburgianus Gilg ex Domke
Description
Upper canopy tree up to 50 m tall and 73 cm dbh. Stipules absent. Leaves
alternate, simple, penni-veined but venation inconspicuous, usually glabrous.
Flowers ca. 5 mm diameter, green-yellow, placed in panicles. Fruits ca. 33 mm
diameter, yellow-orange-brown, dehiscent capsule. Seeds with aril.
Ecology
In undisturbed mixed dipterocarp, keranga and sub-montane forests up to 1800
m altitude. On hillsides and ridges with sandy soils. In secondary forests
usually present as a pre-disturbance remnant.
Uses
The timber is used.
Distribution
Sumatra, Borneo (Sarawak, Brunei, Sabah, West-, Central- and
East-Kalimantan).
Local names
Borneo: Bakubal, Bankirai warek, Bermiang, Bidaru, Dedarah putih, Kayu malam, Koop,
Merang, Paoh balang, Ramin, Serhaja, Serkaja.
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