Description from Flora of China
Epigynium venosum (Wight) Klotzsch.
Shrubs evergreen, often epiphytic, ca. 60 cm tall. Twigs angled, pubescent or glabrous, when older lenticellate; persistent bud scales few, oblong-lanceolate, ca. 3 mm. Leaves 5- or 6-pseudoverticillate, subsessile or shortly petiolate; leaf blade oblong or oblong-lanceolate, 6–10 × 2–3.5 cm, leathery, glabrous, secondary veins (4–)6–10 pairs, ± ascending, fine veins raised abaxially, ± impressed adaxially, base broadly cuneate, slightly obtuse, margin ?plane, undulate-crenate, apex acuminate. Inflorescences racemose, 3.5–4 cm, glabrous; bud scales persistent, many flowered; bracts caducous, ca. 7 mm. Pedicel 2–2.5 mm, glabrous, thickened upwards. Hypanthium ca. 1 mm, glabrous, with several small, rounded verrucae; calyx lobes triangular, ca. 1 mm. Corolla tubular-urceolate, 4–5 mm, glabrous; lobes ca. 0.5 mm. Filaments ca. 1 mm, glabrous; anthers ca. 3.5 mm, without spurs; tubules rather longer than thecae. Berry 10-pseudoloculed (from ovary). Fl. Dec to beginning of next year.
Epiphytic or on rocks on riverbanks; ca. 1400 m. SE Xizang (Mêdog) [?Bhutan, NE India].