Mucronulate leaves of 5-9 pairs of leaflets, leaves to 120mm long, leaflets to 20mm x 10mm, glabrous above & strigillose beneath. Many-flowered racemes to 180mm long with up to 20 flowers, lilac flowers 8mm wide, pubescent on exterior, similar to Wistaria, strigose calyx with tube 3mm long & lobes to 1.5mm long, violet or pale purple flowers. Strigose or glabrate coriaceous pods to 70mm x 13mm.
Roots used as narcotic in fishing, insecticide for use in cattle, ashes an ingredient of chewing coca.