Rhizome unknown. Leaves 6 or 7, oblong, 25-27 by 9.5-10.5 cm, with attenuate base and acuminate apex; nerves pinnate; petiole 12-19 by 0.2 cm, sheath 3.5-5.5 by 0.8-1.2 cm. Inflorescence as far as known solitary, up to 10-flowered; scape 20-31 by 0.2-0.5 cm, tinged with violet. Involucral bracts 2, opposite, ovate, 2-2.8 by 1.3-2.2 cm, sessile, apex acuminate. Filiform bracts 12-15, up to 10(-14) cm by 0.4 (-2) mm ø (see note). Flowers 1-2 by 0.8-1.6 cm, green, tinged violet or very dark purple; pedicel 1-3.5 cm by 1-1.5 mm ø; perianth tube 2-5 by 4-12 mm. Perianth lobes: 3 outer ones (broadly) ovate, 7-12 by 5-14 mm, with a long acuminate apex; 3 inner ones transversally broad-elliptic, 4-6 by 5-8 mm, with a mucronate or acuminate apex. Stamens: adnate portion of filaments 2 by 4 mm, free apical portion 2 by 2 mm; thecae up to 2 mm long. Ovary 1 by 1 mm; disk absent; style 2 by 3 mm; stigma lobes 1 by 2 mm. Fruit (unripe) obpyramidal, 1.5 by 0.8 by 0.8 cm. Mature seeds unknown.
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