GrassBase - The Online World Grass Flora

Descriptions

W.D. Clayton, M. Vorontsova, K.T. Harman & H. Williamson

© Copyright The Board of Trustees, Royal Botanic Gardens, Kew.

Yushania brevis

HABIT Perennial; caespitose. Rhizomes short; pachymorph. Culms erect; 100–250 cm long; 4–6 mm diam.; woody. Culm-internodes terete; solid; 15–39 cm long; smooth; distally glabrous. Culm-nodes flush with internodes. Lateral branches dendroid. Bud complement 1. Branch complement three, or several. Culm-sheaths persistent; 5–6.2 cm long; coriaceous; glabrous, or pubescent; hairy at the base; without auricles; glabrous on shoulders. Culm-sheath ligule 0.5 mm high. Culm-sheath blade linear, or lanceolate; erect; 0.5–2 cm long; 1–1.5 mm wide. Leaves 3–6 per branch. Leaf-sheaths 2.2–3.5 cm long; glabrous on surface. Leaf-sheath oral hairs setose; erect; 2–3 mm long. Ligule an eciliate membrane; 0.4 mm long; truncate. Leaf-blade base cuneate; with a brief petiole-like connection to sheath; petiole glabrous, or pubescent. Leaf-blades lanceolate; 8.2–14.5 cm long; 9–13 mm wide; chartaceous. Leaf-blade venation with 6–8 secondary veins; with distinct cross veins. Leaf-blade surface glabrous, or pubescent. 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.