Description from Flora of China
Trees or shrubs, 3–6 m tall. Petiole 2–6 mm; leaf blade elliptic-lanceolate, 4–5(–8) × 1.6–2(–3) cm, glabrous, abaxially sparsely black glandular punctate, secondary veins 5–11 pairs, raised, fine veins conspicuous, base cuneate to broadly cuneate, apex acuminate with obtuse end. Inflorescences paniculate; rachis 4–20 cm, glabrous. Pedicel robust, ca. 2 mm. Calyx lobes broadly ovate, 1–2 mm, abaxially glabrous. Corolla cream-colored, urceolate, 4–6 mm, abaxially glabrous; lobes much shorter than tube. Filaments puberulous. Capsule 8–9 × ca. 6 mm, glabrous. Seeds 5–6 mm.
Forests, Pinus forest margins, thickets, open and dry slopes; 1200–3200 m. Xizang, Yunnan [Myanmar].