Macaranga indistincta Whitmore, Kew Bull. 29 (1974)
Latin for 'unclear'.

Description
Sub-canopy tree up to 21 m tall and 20 cm dbh. Twigs hollow, hairy, ant-inhabited. Stipules recurved, producing food bodies for ants, ca. 9 mm long. Leaves alternate, simple, 3-lobed, peltate, palmately veined, hairy below. Flowers ca. 0.5 mm diameter, greenish, placed in bundles within bracts which are part of large branched inflorescences. Fruits ca. 8 mm diameter, greenish, 3-lobed, dehiscent, horned capsules, seeds with pink-red arils.

Ecology
Mainly in disturbed mixed dipterocarp forests up to 1000 m altitude. Often along rivers and roads, but also on hillsides. On sandy soils.

Distribution
Borneo (Sabah, East-Kalimantan).