Description from Flora of China Shrubs, trees, or lianas, armed
or unarmed. If lianas then with axillary simple or double curled
tendrils, sometimes with axillary thorns. Stipules often reduced
to a straight ciliate ridge connecting petiole bases. Leaves
petiolate to sometimes subsessile; leaf blade margin entire,
basal veins 3--7, secondary veins 1--3 distinct pairs from or
near base curved along margin in species represented.
Inflorescences terminal and/or axillary, thyrsoid; bracts
scalelike to sepal-like. Flowers pedicellate or sessile, 4- or
5-merous. Corolla rotate to salverform; lobes valvate in bud,
spreading to reflexed when open. Stamens inserted at corolla
throat to middle of corolla tube, exserted to included;
filaments long to short, mostly filiform; anthers orbicular to
narrowly oblong, base mostly slightly 2-cleft, introrse,
2-locular and separate. Ovary (1- or)2-locular, with few to many
ovules per locule. Style cylindrical; stigma capitate or faintly
2-cleft. Berries orange or red when ripe i