Macaranga hypoleuca (Reichb.f. & Zoll.) Mull.Arg., in DC., Prodr. 15, 2 (1866)
Latin for 'white underside'.

Synonyms
Mappa hypoleuca Reichb.f. & Zoll.

Description
Sub-canopy tree up to 29 m tall and 42 cm dbh. Twigs hollow, ant inhabited, glaucous. Stipules ca. 12 mm long. Leaves alternate, simple, 3-lobed, peltate, palmately veined, glabrous, whitish below. Flowers ca. 0.5 mm diameter, greenish, placed in bundles within bracts which are part of large branched inflorescences. Fruits ca. 7 mm diameter, green-whitish, 3-lobed, dehiscent capsules, seeds with red aril.

Ecology
In open sites (gaps) in mixed dipterocarp forests up to 700 m altitude. Common in secondary forests, especially along roads. Often on alluvial sites and along rivers, mostly on clay soils.

Uses
The wood is used for house building.

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

Local names in Borneo
Bettotan, Garung semut, Menuah, Padaan, Padahan, Purang romang, Sedaman.