Tall climber, pubescent when young. Leaves coriaceous, rigid with shiny upper surface, (not membranous as described by Hooker!. & Thomson l.c.) pinnate to bi-ternate or bi-pinnate. Leaflets 1.5-8 cm long, ovate-oblong, acute to long acuminate, entire, rarely with a few sharp-teeth. Peduncles usually surpassing leaves, many-flowered. Flowers small, 10-15 mm in diameter, paniculate. Sepals yellowish to greenish-white, obovate to oblong, pubescent, tometose along margins. Filaments narrowly linear. Achenes densely pubescent. Style (20-) 25-28 (-30) mm, ciliate.