GrassBase - The Online World Grass Flora


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

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

Oligostachyum lanceolatum

HABIT Perennial. Rhizomes elongated; leptomorph. Culms 450 cm long; 20–30 mm diam.; woody. Culm-internodes terete; 26 cm long; purple; distally glabrous. Culm-nodes swollen; with distinct supra-nodal ridge. Lateral branches dendroid. Culm-sheaths yellow and green; striped; pilose; hairy above; with tawny hairs; hairy on margins; without auricles; glabrous on shoulders. Culm-sheath ligule entire. Culm-sheath blade lanceolate; erect, or spreading, or reflexed; glabrous on surface. Leaves (1–)2–3(–4) per branch. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs lacking. Leaf-sheath auricles absent. Ligule an eciliate membrane; 1.5–2.5 mm long; truncate, or obtuse. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 15 cm long; 16 mm wide. Leaf-blade surface puberulous; hairy abaxially. Leaf-blade apex acuminate.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-temperate: China.

NOTES Arundinarieae. Fl China 2006.

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