Liana or shrub with tendrils, glabrous stems and leaves, 2 glabrate leaflets to 90mm x 50mm. Terminal & lateral many-flowered puberulous panicles or corymbs with bract 2mm long & 2 bracteoles, 58mm long pink to purple flowers with a yellowish throat, puberulous exterior, glabrous interior, 5-parted calyx to 18mm x 10mm, corolla to 45mm x 12mm with lobes 8mm x 5mm. Fruit a capsule to 450mm long