Fallopia nervosa Loureiro; Grewia microcos Linnaeus, nom. illeg. superfl.; G. nervosa (Loureiro) Panigrahi; Microcos nervosa (Loureiro) S. Y. Hu.

Shrubs or small trees 3-12 m tall. Bark rough; branchlets hairy. Stipule filiform, lanceolate, 5-7 mm; petiole 1-1.5 cm, hairy; leaf blade ovate or oblong, 8-18 × 4-8 cm, thinly leathery, very sparsely stellate at first and glabrescent both abaxially and adaxially, basal veins 3, laterals more than 1/2 as long as leaf blade, base rounded, margin finely crenate, apex acuminate. Panicles terminal, 4-10 cm, stellate. Bracts lanceolate. Pedicel short. Sepals oblong, 5-7 mm, hairy abaxially. Petals oblong, 3-4 mm, hairy in proximal 1/2; glands ca. 2 mm. Stamens shorter than sepals. Ovary globose, glabrous. Drupe nearly globose or obovoid, ca. 1 cm; stipe short. Fl. Jun-Jul.

Guangdong, Guangxi, Hainan, Yunnan [Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, Sri Lanka, Thailand, Vietnam].