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 ailuropodina

HABIT Perennial. Rhizomes short; pachymorph. Culms erect; 300–500 cm long; 8–15 mm diam.; woody; 20–25 -noded. Culm-internodes terete; with small lumen; 22–26 cm long; distally mealy. Lateral branches dendroid; erect, or ascending. Bud complement 1. Branch complement several. Culm-sheaths persistent; 6–10 cm long; 0.3–0.5 length of internode; 2 times as long as wide; coriaceous; green and purple; distinctly mottled with last colour; glabrous; glabrous on margins; without auricles; glabrous on shoulders. Culm-sheath ligule 1–2 mm high. Culm-sheath blade linear, or lanceolate; reflexed; 1–4 cm long; 1.5–2.5 mm wide; glabrous on surface. Leaves 2–4 per branch. Leaf-sheaths 2–3 cm long; glabrous on surface; outer margin glabrous. Leaf-sheath oral hairs scanty, or lacking. Ligule an eciliate membrane; 1 mm long; truncate. Leaf-blade base cuneate; with a brief petiole-like connection to sheath; petiole 0.1–0.15 cm long. Leaf-blades lanceolate; 4–7.5 cm long; 5–7 mm wide; chartaceous. Leaf-blade venation with 4 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.