Scandent shrub or tall (sometimes spreading and much branched) tree up to 24–30 m. tall, or an epiphyte upon other trees. Petiole up to 13(–17) cm. long by 3.2(–3.8) mm. diameter, sometimes somewhat expanded at base, glabrous or sparsely hairy at tip; leaflets 4–6(–7), generally coriaceous, narrowly obovate or elliptic, occasionally oblanceolate or obovate, rarely narrowly or broadly elliptic, up to 15 cm. long by 7 cm. wide, acute to rounded or rarely slightly retuse at apex, with a generally acute, sometimes acute to rounded or broadly to narrowly cuneate base, with entire to very slightly repand, sometimes very slightly crisped margins, glabrous; petiolules up to 2.1(–2.8) cm. long by 1.9 mm. diameter. Stipules sheath-like, up to about 1–2(-l.4) cm. long. Inflorescence (fig. 5/8) a ± extended or compressed raceme of bracteate racemes of small pedunculate ± globular capitula up to 7 mm. diameter when flowers in bud; primary branches up to 23 cm. long by 4.0(–5.5) mm. diameter, generally sparsely lenticellate; secondary branches (peduncles of capitula) (5–)10(–17) mm. long, sometimes lenticellate, borne in the axils of ovate to oblate bracts up to 4 mm. long. Flowers sessile, up to 12–20 together. Fruits ± urceolate, up to 5.5 mm. long by 4(–5) mm. diameter, ± 5-ribbed, minutely puberulous or glabrous; stylopodium up to 7 mm. long; styles 5, free and spreading for up to 0.5 mm. terminally.
