A vigorous, deciduous and woody climber that often twines through the branches of trees and shrubs to assist its progress. Leaves are oblong to elliptical, dark green above but greyish-green below; borne in opposite pairs. Flowers scented, in clusters at stem tips, are 35 - 55 mm long and comprise a creamy white tube; borne on long-stalked terminal heads. Flowers are sweet-scented. Flowers with long tube, broad upper lip with 4 petal-lobes, and narrow lower lip, 5 long stamens and one style. Petals creamy white, becoming yellow when pollinated. Fruit a red berry.Up to 6 m long.