Annual climbers, glabrous to sparsely pubescent. Leaves ovate to suborbicular, 2-15 cm long, entire, dentate, trilobate or with 5-7 lobes, basally cordate, acute to acuminate apically, mostly glabrous. Flowers in few-to several-flowered cymes or solitary. Sepals oblong to elliptic, 1.5-3 mm long, apically obtuse to tru ncate, the outer with a 1.6-6 mm long subterminal fleshy arista, glabrous. Corolla red to red-yellow, 2.5-4.5 cm long, salverform. Fruit capsular, subglobose, 6-8 mm long. Seeds dark brown or black, pyriform.