Perennial herb. Stems twining. Leaves with blade heart-shaped, 25-80 mm long. Flowers: style head conical; corona dorsiventrally flattened, tapering into a long fine needle-like apex, lobes 2-4 mm long; staminal column not stipitate; corolla lobes 4-6 mm long, twisted, puberulous inside; corolla white; Nov.-Feb. Fruit a winged follicle.
A tall slender climber. The stems are twining. The leaves have long stalks. The leaves are simple, opposite and heart shaped. They can have a few hairs. There are 3-15 flowers in a group in the axils of leaves. The flowers are small and 5 mm long. They are white. The fruit is a long smooth follicle that tapers into a beak.
Twining perennial herb. Leaf blade 25-80 mm long, base cordate, apex acute. Corolla lobes 4-6 mm long, twisted, puberulous inside. Corona lobes 2-4 mm long. Staminal column not stipitate. Flowers white.