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.

Ampelocalamus yongshanensis

HABIT Perennial. Rhizomes elongated; leptomorph. Culms erect; drooping at the tip; 200–300 cm long; 5–10 mm diam.; woody. Culm-internodes terete; hollow; 15–19 cm long; striate. Culm-nodes swollen. Lateral branches dendroid. Branch complement several, or many. Culm-sheaths deciduous; chartaceous; pilose; with tawny hairs; without auricles. Culm-sheath ligule 1 mm high. Culm-sheath blade linear; reflexed; 0.5–3 cm long; pubescent. Leaves 2–10 per branch. Leaf-sheaths pilose. Leaf-sheath auricles absent. Ligule an eciliate membrane; 1 mm long; truncate. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades deciduous at the ligule; oblong; 9–17 cm long; 10–25 mm wide; chartaceous. Leaf-blade venation with 6–12 secondary veins. Leaf-blade surface pilose; sparsely hairy.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-temperate: China.

NOTES Arundinarieae. Hsueh & Li 2003.

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