Scandent shrub or woody climber to to 6m+, branchlets armed with recurved prickles to 1.2mm long, bipinnate leaves with 28-43 pairs of glabrous leaflets to 9.5mm x 2mm. Puberulous terminal panicles with floral bracts, glabrous whitish flowers, calyx to 2.2mm with teeth to 0.6mm, corolla to 3mm with lobes to 1.5mm, flattened brown pod to 135mm x 28mm