Twining perennial herb. Corolla lobes 5-7 mm long, basal portion spreading horizontally and upper half thread-like and meeting above corolla throat. Flowers greenish, longitudinally purple-papillate within basal inflation.
Corolla-lobes united at tips, usually 5-7 mm long, the basal portion spreading horizontally and the upper half thread-like and meeting above the corolla-throat.