Rhizome subterete, 6--9 mm thick. Leaves 2-or 3-tufted; petiole 20--30 cm, rigid; leaf blade green with sparse, yellow spots, ovate to ovate-lanceolate, 18--30 × 8--15 cm, base rounded. Scape 5--15 cm; bracts 3--6. Flower solitary. Perianth white, campanulate, 6-or 7-lobed apically; tube 6--8 × ca. 8 mm; lobes recurved, oblong, ca. 12 × 7--8 mm. Stamens 6--7, inserted at base of perianth tube, subsessile; anthers oblong, 5--6 mm. Stigma slightly enlarged, ca. 1.7 mm in diam., exceeding anthers. Fl. Apr. 2 n = 36*.