Slender climbing shrub to 30m, small tree or shrub with glabrescent young branches. Leaves to 140mm x 150mm, glabrescent above, rusty pubescent beneath. Terminal and lateral racemes with brownish tomentose triangular bracts to 5mm and similar bracteoles, yellow centred red flowers with 5-segmented calyx, petals to 60mm long with a claw shorter than the blade. Beaked legume clothed in silky rusty hairs.