Rhizome globose, ca. 6 mm in diam., with fibrous roots. Basal leaf 1 or absent, small; petiole ca. 8 cm; leaf blade pentagonal, ca. 4.5 × 9 mm, glabrous, base cordate, 3-lobed; central lobe broadly ovate; lateral ones subcuneate, unequally 2-lobed. Scape more than 8.5 cm, to 29 cm at fruiting, slender, ca. 1 mm in diam., glabrous. Bracts 6, sessile, obovate, rarely oblanceolate, 1.1--2.8 × 0.5--1.9 cm, glabrous, base cuneate, 3-lobed above to near middle, rarely undivided; central lobe ovate subobtrapezoid, apex acute, usually undivided, rarely 3-lobed; lateral ones ovate, smaller, undivided, margin entire. Pedicel 0.8--1.3 cm at fruiting. Sepals and petals unknown. Carpels 4--9, 6--8 mm, glabrous, shortly stalked, stalk ca. 1 mm; persistent style ca. 0.5--1 mm. Seeds pale brown, ellipsoid-globose, slightly flat, 1.2--1.5 × 1--1.2 mm, smooth. Fr. May.
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