Description from
Flora of China
Pentapterygium listeri King ex C. B. Clarke in J. D. Hooker, Fl. Brit. India 3: 450. 1882.
Shrubs. Twigs angled towards apices, glabrous or minutely puberulous. Leaves scattered, subsessile; leaf blade oblong-elliptic, 4–8 × 2–3 cm, leathery, glabrous, secondary veins slightly raised adaxially, base obtuse or shallowly cordate, margin subentire, apex acute. Inflorescences corymbose, 2- or 3-flowered; peduncle 3–4 mm. Pedicel ca. 6 mm, glabrous, ?expanded. Calyx tube conical, ca. 3 mm, 5-winged, glabrous; lobes suborbicular, ca. 3 mm, sometimes minutely apiculate. Corolla yellow, urceolate-cylindric, 1.4–1.5 cm, glabrous; lobes erect, ovate-triangular, ca. 2 mm. Filaments ca. 1 mm, glabrous; anthers ca. 1.2 cm, thecae papillate, shortly caudate at base; tubules ca. 2 × as long as thecae, without spurs. Berry unknown. Fl. May–Oct.
Upper temperate rain forests, epiphytic on trees; (2100–)2400–2700 m. SE Xizang [?Bhutan, NE India (Assam)].