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 punctulata

HABIT Perennial. Rhizomes short; pachymorph. Culms erect; 100–180 cm long; 3–5 mm diam.; woody. Culm-internodes terete; with small lumen, or solid; 20–25 cm long; mid-green and purple; mottled; smooth; distally glabrous. Lateral branches suffrutescent. Bud complement 1. Branch complement one. Culm-sheaths persistent; 6–8 cm long; coriaceous; glabrous, or hispid; with appressed hairs; without auricles; setose on shoulders. Culm-sheath ligule 0.5 mm high. Culm-sheath blade linear, or lanceolate; reflexed; 0.8–1.3 cm long; 1–2 mm wide. Leaves 2–12 per branch. Leaf-sheaths 5–8 cm long. Leaf-sheath oral hairs scanty, or lacking; erect; 1–6 mm long. Ligule an eciliate membrane; truncate. Leaf-blade base cuneate; with a brief petiole-like connection to sheath; petiole 0.4–0.65 cm long. Leaf-blades lanceolate; 17–23 cm long; 15–27 mm wide; chartaceous. Leaf-blade venation with 10–12 secondary veins; with distinct 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.