Reinwardtiodendron celebicum Koord.

Tree to 25 m, to 40 cm diam., fluted. Buttresses to 1.75 m tall, extending out to 1.5 m. Bark smooth to scaling, light brown, thin; inner bark white; sapwood yellow; heart-wood yellow-brown. Leaves unifoliolate, 14–25.5 by 5–8 cm; elliptic or weakly ovate or obovate, subcoriaceous, almost glabrous; apex acuminate; base cuneate; major veins 5–9 on each side, arcuate usually with hollow setose domatia in axils, prominent like midrib abaxially, both sunken adaxially (in sicco); secondary venation reticulate, pro-minulous on both surfaces; petiole 1–4.5 cm, surmounted by swollen petiolule c. 3 mm. Spikes or basally branched panicles, sometimes on short shoots and superficially resem-bling larger panicles, to 12 cm long; peduncles subglabrous; bracts triangular, weakly pilose, c. 1 mm long; bracteoles c. 1 mm long, adpressed to calyx. Calyx lobes c. 1 mm long, ± glabrous. Petals c. 3.5 mm long, ovate. Fruit to 3 cm diam., subglobose, den-sely shortly pilose with thin hard pericarp, without sutures, 1-seeded.

It is a tropical plant. It grows up to 600 m above sea level.