Slender high-climbing vine, puberulous stems & leaves, mucronate leaves to 50mm x 20mm, puberulous cymes with brcts to 0.9mm long, cayx lobes 2mm long, greenish corolla to 6mm long with reticulated maroon lines glabrous outside & tomentellous at base inside, corolla lobes to 2.5mm long, 3-angled winged follicles to 45mm long