Climbing shrub to 3m. Leaves 75mm x 20mm becoming glabrescent. Terminal panicles 75mm long with small bracts, white flowers, pubescent calyx 1.5mm long, puberulous corolla with tube 3mm long glabrous in throat, lobes 3mm long. Slender follicles to 900mm long constricted between seeds.
Medicinal uses, powdered root or sap into hunting dogs noses to improve dog's hunting scent