Tree, monoecious. Leaves paripinnate, 3-6-jugate; Inflorescences terminal and in the upper leaf axils. Flowers unisexual, regular. Sepals 5, ± valvate in bud, all equal, not petaloid, hairy on both sides, margin entire. Petals 5, shorter than or about equal to the sepals, not or hardly clawed, glabrous or inside slightly hairy in the upper part, entire, just above the base with a scale varying from somewhat shorter to much longer than the petal itself, woolly on both sides. Stamens (6) 7, 8 (9), distinctly exserted in male flowers; Fruits capsular, hardly stipitate, with up to 3 partly connate globular lobes, loculicidally dehiscent, often ± crested along the suture outside, when young slightly coarsely warty, when mature a bit rough to scurfy; Seeds with a large glabrous sarcotesta around the hilum.
Annam present, Asia-Temperate: China South-Central (Guizhou present, Yunnan present); China Southeast (Guangxi present); Hainan (Hainan present), Asia-Tropical: Laos (Laos present); Malaya (Peninsular Malaysia present); Sumatera (Sumatera present), Guandong present
China (Guizhou, Yunnan, Guandong, Guangxi, Hainan), Indo-China (Laos, Annam), and Malesia: Malay Peninsula, Sumatra. Probably monotypic.
As far as can be judged from the descriptions and figure the species A. in-tegrifoliolatum and A. tienlinensis, both published by , show no essential differences from A. chinense.