Large liana, up to 50 m by 10 cm, rarely an erect shrub with drooping branches, sometimes a tree (?). Twigs minutely fulvous-tomentose, more or less glabrescent. Leaves 2-to c. 25-jugate, at least the petiole, rhachis, and petiolules pubescent; lateral petiolules up to 0.5 mm long. Leaflets ovate or elliptic to oblong (terminal ones sometimes obovate), ½-3½ by ½-1½ cm, chartaceous (to coriaceous), shining above, dull and minutely papillose, sometimes glaucous beneath and glabrous or minutely pilose on the nerves; base slightly cordate or truncate, in lateral leaflets slightly oblique; margins in oblong leaflets usually parallel; apex emarginate or obtuse; nerves 2-10 pairs, looped and joined, inconspicuous. Inflorescences axillary, often together pseudo-terminal, each consisting of 1-3 narrow panicles (the upper, greater part usually racemose), central one up to 12 cm long, lateral ones slightly shorter, all rather densely fulvous-tomentose, many-flowered. Calyx 1.5-2(-3) mm high, variously hairy. Corolla 3½-5(-6½) mm long. Indument on pistils variable. Fruits narrowly ellipsoid, curved, 1-1½ by ½ cm.
Lowland and hill forests at elevations up to 750 metres. It occurs in habitats ranging from beach forest, river banks, roadsides, bamboo forest and shrubberies to secondary and primary forest, at elevations from sea-level to 750 metres.
More
In primary and secondary forests, in bamboo forests, peat-swamps, and shrubberies, along roads and river-banks, sometimes near the beach, 0-750 m (Mt Kinabalu 1500 m). Fl. and fr. Jan.-Dec.