长茎沿阶草 chang jing yan jie cao

Ophiopogon chingii var. glaucifolius F. T. Wang & L. K. Dai.

Stem prostrate, distally ± ascending, sometimes branched, elongate, 2--5 mm thick, proximally with stiff, somewhat woody roots. Leaves scattered, subsessile, abaxially glaucous, sword-shaped, 7--20 cm × 3--8(--20) mm, 5--9-veined, base clasping, margin membranous at base. Scape arising from a distal leaf axil, 8--15 cm. Inflorescence a reduced panicle, 5--10-flowered; bracts white, ovate to lanceolate, scarious, basal one ca. 6 mm. Flowers solitary or in clusters of 2--4; pedicel 6--12 mm, articulate proximally. Tepals white or purplish, oblong to ovate-oblong, ca. 5 × 2 mm. Filaments ca. 1 mm; anthers ca. 2 mm. Style 3--4 mm. Fl. May--Jul. 2 n = 36*.

* Dense evergreen broad-leaved forests, bamboo forests, thickets, rocky and moist places; 700--2100 m. Guangdong, Guangxi, Guizhou, Hainan, Sichuan, Yunnan.