Description from Flora of China
Acanthopanax sect. Evodiopanax Harms; Evodiopanax (Harms) Nakai.
Trees or shrubs, evergreen, hermaphroditic or andromonoecious, unarmed. Leaves palmately compound, borne on long and short shoots; leaflets (1-)3-5, sessile or subsessile, margin entire to serrulate, usually with ciliate-hispid teeth, abaxially with domatia in axils of secondary veins; stipules obsolete. Inflorescence terminal on short shoots, a simple or compound umbel, or a panicle of umbels, solitary or several together. Pedicels not articulate below ovary. Calyx rim entire or 4- or 5-toothed. Petals 4(or 5), valvate. Stamens 4(or 5). Ovary 2-4(or 5)-carpellate; styles 2-4(or 5), free or united for most of length. Fruit a drupe, ellipsoid to globose or slightly obloid, sometimes compressed laterally. Seeds 2-4(or 5); endosperm smooth.
Four species: Bhutan, S China, India, Indonesia (Sumatra), Japan, Laos, Malaysia, N Myanmar, Nepal, N Vietnam; two species in China.