Trees 5-10 m tall; branches pale, gray-brown, glabrous; branchlets brown, with linear or oblong lenticels, glabrous. Petiole 1-2 cm, glabrous; leaf blade oblong to elliptic or obovate, 5-8 × 2-4 cm, glabrous, base attenuate to rounded, margin entire or somewhat undulate, apex acute. Cymes terminal, dense, subglobose, ca. 4 cm wide. Corolla funnelform, 5.5-6.5 mm. Filaments 5-6 mm, inserted ca. 1.5 mm above base of corolla tube; anthers ca. 1.2 mm. Drupes 5-7 mm in diam.; endocarp wrinkled, divided at maturity into 4 1-seeded pyrenes.

* Forests; 700-2400 m. SW Yunnan.