Glabrous liana to 20m with lenticellate glabrescent twigs. Leaves with 5-23 leaflets, terminal lewaflet to 185mm x 90mm. Axillary or rarely terminal pseudo-racemes to 220mm long with bracts to 1.7mm x 1.1mm of 17mm red, pink or white flowers with subtending bracts to 1.1mm x 1.3mm & bracteoles to 1.4mm x 1.3mm. Pink, maroon or brown calyx to 5mm with tube to 3.5mm & lobes to 1.5mm x 3.5mm, white, pink to purplish corolla with claw to 3mm long, standard petals to 12mm x 13mm with green blotch at base, wings to 11mm x 3.3mm & keel to 11mm x 3.6mm. Woody glabrous winged legume to 95mm x 40mm with 2mm wide wing.