Plants stoloniferous. Rhizome stout. Roots slender. Leaves basal, tufted, subsessile or indistinctly petiolate, grasslike, 12--33 × 0.2--0.7 cm, 5--7-veined, base attenuate. Scape 15--20 cm. Inflorescence a panicle, 3--5 cm, many flowered; branches 5--7 mm, 2--4-flowered; bracts and bracteoles lanceolate to ovate-lanceolate, 5--7 mm. Pedicel 4--7 mm, articulate near apex. Tepals white, oblong to oblong-lanceolate, 5--6 × 1.5--2 mm. Filaments indistinct; anthers lanceolate, 3.8--4.5 mm. Style 4--5 mm, slender. Fl. Jun--Jul.

* Slopes; ca. 1000 m. Sichuan.