Ophiopogon clarkei Hook. fil.

Plants stoloniferous. Roots slender, usually with fusiform, tuberous part near middle or tip. Leaves basal, tufted, sessile, grasslike, 7--30 cm × 2--3 mm, 5--7-veined, margin slightly serrulate. Scape 10--20 cm. Inflorescence a reduced panicle, 2--3 cm, 2--5-flowered; bracts lanceolate to narrowly ovate, basal one 6--7 mm. Flowers solitary or paired; pedicel 4--5 mm, articulate at or below middle. Tepals white, ovate to ovate-lanceolate, 7--8 × 2.5--3.5 mm. Filaments ca. 1.5 mm; anthers ca. 4.5 mm. Style basally slightly widened. Fl. Jun--Jul. 2 n = 36*, ?38.

Himalaya (Nepal to Assam).

E Xizang, NW Yunnan [Bhutan, NE India, Nepal, Sikkim].

2400-2800 m

Forests, scrub forests, cliffs, streamsides; 2000--3500 m.

Mondo dracaenoides (Baker) Farwell var. clarkei (J. D. Hooker) Farwell.

Flowering from June to July.

Ophiopogon clarkei is occurring in E Xizang, NW Yunnan of China, Bhutan, NE India, Nepal, Sikkim.

Plants stoloniferous. Roots slender, usually with fusiform, tuberous part near middle or tip. Leaves basal, tufted, sessile, grasslike, 10-35 cm long, 2-3 mm wide, 5-7-veined, margin slightly serrulate. Scape 10-20 cm tall. Inflorescence a reduced panicle, 3-5-flowered; bracts lanceolate to narrowly ovate. Flowers solitary or paired; pedicel 4-5 mm long, articulate at or below middle. Tepals white, ovate to ovate-lanceolate, 8-10 mm long, 2-4 mm wide. Filaments ca. 1.5 mm long; anthers ca. 4.5-5 mm long. Style basally slightly widened.

The chromosomal number of Ophiopogon clarkei is 2n = 36 (Zhang, 1998).

Growing in forests, streamsides; 2000-3200 m.