Acacia mangium Willd., Sp. Pl. ed. 4, 4 (1806)
Latin for the local name on Ambon for this species: Manggi-manggi-utan.

Synonyms
Mangium montanum Rumph., Racosperma mangium (Willd.) Pedley

Description
Sub-canopy tree up to 27 m tall and 45 cm dbh. Stipules present. Leaves curved, alternate, simple, parallel-veined, glabrous. Flowers ca. 5 mm diameter, yellow, many protruding stamens, flowers placed in catkin-like inflorescence. Fruits ca. 90 mm diameter, green, curly pods.

Ecology
Originally in undisturbed and secondary forests, savanna, woodlands, grasslands and regrowth up to an altitude of 200 m. In Borneo introduced and consequently usually in plantations and along roadsides, also escaped and growing in secondary forests.

Uses
Often planted as an ornamental. The wood is used as a hardwood.

Distribution
Originally from eastern Australia, southern New Guinea, Aru Islands, southern Moluccas and Sula Islands. Currently widely cultivated in western Malesia. In Borneo mainly found in Sabah and East-Kalimantan.

Note
Observed to hybridize with Acacia auriculiformis.