Extensive, evergreen, twining shrub; stem and branches lenticellate; leaves opposite, minutely dotted, elliptic-oblong, narrowed at base, rarely glabrous on both surfaces; flowers fragrant in axillary or supra-axillary, dichotomous cymes; pedicles pubescent; calyx pubescent, teeth ovate-oblong, ciliate; corolla white, finely pubescent outside, divided half way down, lobes obovate-obtuse, as long as the tube; stamens-5 at the top of the tube, filaments very short, anthers connivent into a cone, exserted; disc 5-lobed; ovary 2-celled, many ovuled, style filiform, hairy, stigma thick, annulate; fruit oblong, acuminate; seeds 2-seriate, ovoid, acuminate, beaked, coma silvary white.