大叶树萝卜 da ye shu luo bo

Shrubs glabrous. Twigs terete, 4–8 mm in diam. Leaves scattered; petiole ca. 1.3 cm; leaf blade ovate or oblong-lanceolate, 28–34 × 7–13.5 cm, secondary veins 16–18 pairs, midvein and fine veins raised on both surfaces, base broadly cuneate or rounded, margin plane, sparsely inconspicuously dentate, apex acuminate. Inflorescences corymbose, 8–9 cm, 8–10-flowered; peduncle 1–5 cm; bracts linear-lanceolate, ca. 6 mm. Pedicel 1.3–3.8 cm, swollen towards apex. Calyx tube turbinate, ca. 2 cm; limb divided ca. 2/3; lobes lanceolate, ca. 8 mm. Corolla red, with zig-zag bands, tubular, ca. 2.5 cm, 5-angled; lobes triangular, 3–4 mm. Filaments ca. 3 mm, pubescent; anthers ca. 2.2 cm, thecae with a basal beak, tubules ca. 2 × as long as thecae, spurs minute or absent. Berry unknown. Fl. Apr.

Rain forests, epiphytic on trees; ca. 1800 m. SE Xizang [Bangladesh].