Rhizome 1--2 cm thick. Stem pendulous, purple streaked, 50--100 cm × ca. 2 mm, geniculate. Leaves 4--10 or more; petiole indistinct; leaf blade fasciate-falcate, 20--40 × 1.5--2.5 cm, thickly papery, 7--9-veined, base tapered-cuneate, apex obtuse. Inflorescence 2--6-flowered; peduncle 2--3 cm, slender. Pedicel 2--3 cm, articulate in middle part. Perianth white or occasionally pinkish, campanulate, 0.9--1.3 cm; lobes oblong-ovate, 4--5 mm, apex ± truncate and papillose. Outer stamens ca. 6 mm, inner ones ca. 7 mm; free part of filaments 1--2 mm, abaxially verrucose; anthers lanceolate, 2.5--3 × ca. 1 mm. Ovary ca. 4.5 × 2.5 mm. Style ca. 2 mm; stigma capitate to 3-lobed. Berries 1--1.5 cm in diam., many seeded. Fl. May--Jun, fr. Aug--Sep. 2 n = 32*