Shrubs, evergreen, climbing. Spines absent; young branches yellowish brown, scaly. Petiole light brown, 8-16 mm; leaf blade narrowly obovate to broadly oblanceolate, 6-15 × 3.5-6 cm, papery, abaxially densely silvery scaly, lateral veins 5 or 6 per side of midrib, base cuneate, margin entire and narrowly revolute, apex acuminate. Flowers often 1-3 in axils. Pedicel ca. 7 mm. Flowers silvery white, thick, outside densely silvery scaly. Calyx tube tubular-funnelform, faintly 4-ribbed, 8-9 mm; lobes narrowly triangular, 4-6 mm, inside densely silvery scaly, apex acuminate. Filaments very short; anthers oblong, ca. 1.5 mm. Style curved at upper ca. 9 mm, glabrous. Fruit not seen. Fl. Nov-Jan.

● By streams in valleys; 400-600 m. E Guangxi.