Rhizome ca. 2.5 × 1 cm, robust. Roots ca. 1.5 mm thick. Leaves basal, tufted; petiole 4--8 cm; leaf blade usually narrowly elliptic-oblong, rarely linear, asymmetric, 13.5--27 × 1--2.2 cm, papery, 9--16-veined, base attenuate, apex ± obtuse. Scape ca. 5.5 cm, compressed. Inflorescence a reduced panicle, ca. 7 cm, ca. 30-flowered; bracts narrowly ovate, membranous, basal one ca. 7 mm, base ca. 3 mm wide. Flowers in clusters of 2 or 3; pedicel ca. 1 cm, articulate at middle. Tepals reflexed distally, white, ovate, ca. 5 × 3.5--4 mm, apex obtuse. Filaments very short; anthers ovate-oblong, ca. 3 mm, connate, apex subtruncate. Style ca. 5 mm. Fl. Sep.
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