Tuber globose to subcylindrical, 0.8-1.5 cm high by 1.5-6 by 1-2 cm, provided with an apical cavity from which the leaves and the inflorescences emerge. Leaves 1-3, ± reniform to semi-orbicular in outline, 7-c. 10-palmatipartite or pedatipartite, 12-20 by 18-20 cm, base attenuate; lobes oblong lanceolate, 6-15 by 2.5-4.5 cm, with attenuated base and acuminate apex; petiole 20-44 by 0.2-0.4 cm, sheath 3-3.5 by 0.4 cm. Inflorescences 1 or 2, up to 9-flowered; scape 15-38 by 0.1-0.3 cm. Involucral bracts 4, decussate, 2 outer ones oblong ovate, 1-2.3 by 0.4-1 cm, sessile with cuspidate apex; 2 inner ones cordate, 3-4.5 by 1.5-2 cm, with inflexed margins at the basal part, base attenuate, apex acute. Flowers 6-9 by 6-12 mm; pedicel 8-20 by 1-3 mm; perianth tube 2-3 by 6 mm. Perianth lobes greenish grey to dark red; 3 outer ones ovate, 4-5 by 3-4 mm, apex acute or acuminate; 3 inner ones broadly obovate, 5-6 by 3-5 mm, apex rounded. Stamens pale or greenish: adnate portion of the filaments up to 2.5 by 3 mm, free apical portion up to 2 by 1 mm; thecae up to 2 mm long. Ovary 3 by 2-4 mm; disk absent, style 2 by 2 mm; stigma lobes 1 by 2 mm. Fruit obpyramidal; 1.3-1.5 by 0.8-1.2 cm, dark violet to red, pericarp up to 1 mm thick. Seeds up to 15, comma-shaped, 4-5 by 2-3 by 2 mm, 12-or 13-ribbed.
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