Yushania vigens

HABIT Perennial. Rhizomes short; pachymorph. Culms erect; 250–550(–700) cm long; 12–30 mm diam.; woody. Culm-internodes terete; solid; 28 cm long; distally glabrous. Lateral branches dendroid; ascending, or spreading. Bud complement 1. Branch complement several. Culm-sheaths persistent; 16–34 cm long; 2 times as long as wide; coriaceous; yellow, or brown; pubescent; with tawny hairs; auriculate; setose on shoulders. Culm-sheath blade linear, or lanceolate; erect; 10 cm long; 3–4 mm wide. Leaves 3–5 per branch. Leaf-sheaths 3.8–4.7 cm long; glabrous on surface. Leaf-sheath oral hairs setose; 4–9 mm long. Ligule an eciliate membrane; 0.5 mm long; obtuse. Leaf-blade base cuneate; with a brief petiole-like connection to sheath; petiole 0.2–0.3 cm long. Leaf-blades linear, or lanceolate; 8.5–19 cm long; 10–16 mm wide; chartaceous. Leaf-blade venation with 10 secondary veins; with obscure cross veins. Leaf-blade surface glabrous. Leaf-blade margins scabrous. Leaf-blade apex acuminate.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-temperate: China.

NOTES Arundinarieae. Yi 2002.

Please cite this publication as detailed in How to Cite Version: 3rd February 2016.