茜树 qian shu

Randia cochinchinensis (Loureiro) Merrill.

Shrubs or trees, 2-15 m tall; branches somewhat flattened to terete, glabrous. Petiole 5-10 mm, glabrous; leaf blade drying leathery or papery, elliptic to lanceolate, 9-15 × 3-5 cm, both surfaces glabrous, base acute to obtuse, apex acute to acuminate; secondary veins 5-7 pairs, in abaxial axils usually with pilosulous and/or foveolate domatia; stipules deciduous after distalmost 2 or 3 nodes, lanceolate to narrowly triangular, 3-5 mm, glabrous, apex acuminate. Inflorescences cymose, 2-6 cm, with axes usually regularly dichasial, glabrous to strigillose; peduncle ca. 0.5 cm; bracts lanceolate, 1-2 mm; pedicels 1-2 mm. Calyx glabrous; ovary portion obconic, ca. 2 mm; limb ca. 2 mm, shallowly toothed; lobes 5. Corolla white, glabrous outside; tube 3-4 mm; lobes 5, narrowly spatulate-oblong, 5-6 mm, obtuse. Berry 4-6 mm in diam. Fl. Apr.

Open mountain slopes; 500-1300 m. Hainan, Yunnan [Vietnam].