Mostly a robust woody climber;[REF] which in riverine vegetation may grow to the top of the canopy [REF].
The leaves form between the spines[REF] and are alternate, oblong to broadly elliptic[REF] (30-80 × 15-25 mm[REF]), greyish-olive green, covered in velvet hairs (or smooth[REF]); margins entire,[REF] rolled under [REF].