Plants 10-30 cm tall, glabrous. Rhizome with cross section bright yellow, producing 4-6 foliage leaves or flowering shoots per year; aerial stems absent. Leaf petiole 10-30 cm, glabrous; leaf blade abaxially grayish green, suborbicular, 6-8 × 9-10 cm, membranous, base deeply cordate, margin entire or repand, apex obtusely emarginate, apiculate. Scapes 15-20 cm. Sepals caducous, purplish red, oblong-lanceolate, ca. 6 mm, striate, glabrous. Petals 6, obovate, ca. 1 × 0.6 cm, base attenuate. Stamens ca. 6 mm; filaments flat, ca. 2 mm; anthers ca. 4 mm. Pistil ca. 4 mm, glabrous; ovules numerous; style ca. 2 mm; stigma rugosely undulate on margin. Capsules yellowish brown, fusiform, ca. 1.5 cm, obliquely dehiscing from top toward base; style ca. 3 mm. Fl. May-Jun, fr. Sep-Oct.
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