Albizia forbesii Benth.

Tree to 20 m high, with a single trunk or sometimes branching near the base, crown typically rounded and spreading. Bark grey to blackish, rough or sometimes smooth; young branchlets densely grey-pubescent. Leaves densely grey-pubescent, often golden when very young: petiole 0.6-2(2.8) cm long, adaxial gland low, up to ±0.25 mm high; rhachis 0.5-3.8 cm long, with a fairly conspicuous gland at the junction of each pinna pair or the top 1-3 pairs only; pinnae 2-7 pairs; rhachillae 1.6-4.8 cm long; leaflets 6-16 pairs, 3.5-8 x 1.5-4 mm, obliquely oblong to oblong-elliptic (the terminal pair obovate), apex rounded to subacute or mucronate, turned towards the apex of the pinna, the midrib nearer the distal margin, lateral nerves usually ± raised and visible beneath, usually glabrous above, glabrous beneath except for spreading pubescence on the midrib and recurved margins, sometimes pubescent throughout. Inflorescences globose; peduncles 2-5.5 cm long, ± golden-pubescent when young, becoming greyish when older. Flowers creamy-white, sessile or almost so, buds golden-pubescent; bracteoles 1.5-2 mm long, linear or oblanceolate, usually deciduous before flowers open. Calyx 3-4 mm long, densely and shortly appressed-pubescent. Corolla 5-8(9) mm long, densely and shortly appressed-pubescent, tube 4-5(7) mm long, lobes up to 2.5 mm long. Stamens 1-1.5 cm long, united basally for ±3 mm, tube not or scarcely exserted beyond the corolla. Ovary 2-3 mm long, shortly stipitate, glabrous. Pods dark brown or reddish-brown, 9-18 cm (including 1-2 cm long stipe) x 3.2-5 cm, oblong, valves fibrous, puberulous or almost glabrous except on margins and stipe, very prominently transversely venose, the veins ± parallel and 2-4 mm apart, margins thickened. Seeds 11-12 x 4.5-6.5 mm, oblong-ellipsoid or ellipsoid, slightly flattened.