Description from Flora of China
Shrubs climbing, without tendrils. Branches terete, lenticellate, sparsely hairy. Leaves alternate, long petiolate; leaf blade ovate, papery, pubescent, margin serrate. Cymes axillary, pubescent. Flowers bisexual, green. Calyx small, 5-lobed. Petals 5, much longer than calyx, coherent at base, outside pubescent, inside puberulent. Stamens 5, alternate petals; filaments stout; anthers rather small; glands 5, fleshy, each inserted between 2 stamens. Ovary with style conspicuous; stigma 4-lobed. Drupe compressed ellipsoid, with nonaccrescent persistent calyx.
Two species: China, Japan; one species (endemic) in China.