Description from Flora of China
Shrubs or small trees, evergreen, 4–5 m tall. Twigs subterete, glabrous or sparsely pubescent; bud scales inconspicuous. Leaves scattered; petiole 1–2 mm, puberulous or glabrous; leaf blade ovate, elliptic, elliptic-lanceolate, oblong, or rhombic-oblong, (1.5–)2–5 × (1–)1.5–2.5 cm, thickly leathery, glabrous, secondary veins 3 or 4 pairs, base cuneate to broadly cuneate to suborbicular, margin serrate, apex acute to acuminate. Inflorescences pseudoterminal, racemose, ca. 7 cm, glabrous; bracts persistent, leaflike, 2–5 mm. Pedicel 5–10 mm. Calyx glabrous; lobes triangular. Corolla urceolate to campanulate-tubular, 5–7 mm, glabrous. Filaments pilose at base; anthers with 2 spurs on back. Berry ca. 6 mm in diam.; fruit stalk 1–1.5 cm. 2n = 24*.
Forests, near coasts; 600–1600 m. Taiwan [Japan (including Ryukyu Islands)].