Scrambling or climbing perennial herbs or shrubs, glabrous or pubescent with simple hairs. Leaves alternate, sometimes paired but not opposite, simple, entire, petiolate. Flowers solitary in leaf-axils, distant, bisexual, regular; calyx deeply 5-lobed, hardly accrescent in fruit; corolla tubular or urn-shaped, 5-lobed, white or yellow (not in Victoria), lobes reflexed, valvate in bud; stamens 5, equal, inserted in throat of corolla-tube, anthers 2-celled, dorsifixed, not cohering around style, dehiscing by longitudinal slits; disc annular, prominent at base of ovary; ovary 2-celled, stigma capitate. Fruit a berry, succulent, red or white; seeds lenticular, rugulose, numerous.
About 20–25 species from South America; 1 species naturalised in Australia.