It is a profusely branching climber, grow a length of 15 m or more. It has short, knotty, 3 to 4 cm thick rootstock. The roots are numerous, long, very brittle and consist of fibers or fibrils. Leaves are ovate to orbicular, shining green, leathery cordate at base.
The climber can be recognized by its ovate-oblong, shiny leaves and divaricated fruits. Flowers are small, greenish-yellow outside and purplish within. Fruit is a striated, divaricated follicle. Seeds are ovate and elongate. Flowering and fruiting occur from August to December.
*above specification are indicative only. actual dimensions may vary by +-10%