Twiner to 2m with pubescent or glabrescent stems. Pubescent leaves to 110mm x 120mm, glabrous above, sparsely puberulous beneath. Many-flowered lax cymes with bracteoles to 4mm, lilac flowers, tomentellous sepals to 7mm, often dotted with darek glands, pale pink pubescent corolla wiht darker centre to 60mm long, limb 40mm diameter. Glabrous capsule.