A twining shrub with rather stout. glabrous stems thickened at the nodes : leaves 4-7.5cm long, 2.5-3.5cm broad, oval, slightly tapering or rounded at the base, shortly acuminate, acute. thick. glabrous, paler beneath, petioles 2-4mm long and stout flowers regular, bisexual in axillary umbeis. pcdiccls 1 .5- l.7cm long, glabrous, peduncle stout, stiff and as long as leaves calyx segments 5, small, acute. giabrous corolla rotate. fleshy. about 8 nim across, glabrous. lobes 5. broad, subacute, valvate, column large and prominent, coronal processes spreadin stelfatclv, ovate, pointed, thick, horny, shortly spurred at the base and adnate to the stamens: stamens 5, connate, anther membranous, covering over the top of the stigma fruit not seen. Flowers during March. (Sri Lanka)