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 bilobum

HABIT Perennial. Rhizomes elongated; leptomorph. Culms 100–150 cm long; 8 mm diam.; woody. Culm-internodes terete; 8–12 cm long; distally hispid. Culm-nodes flanged. Lateral branches dendroid. Branch complement three; with 1 branch dominant. Culm-sheaths tardily deciduous; glabrous; glabrous on margins, or hairy on margins; convex at apex; auriculate; ciliate on shoulders. Culm-sheath ligule 0.5–1 mm high; dentate. Culm-sheath blade lanceolate; erect. Leaves 4–5 per branch. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs scanty, or lacking. Leaf-sheath auricles absent, or falcate. Ligule a ciliolate membrane; 1–1.3 mm long; truncate. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades deciduous at the ligule; lanceolate; 5–17 cm long; 10–25 mm wide. Leaf-blade venation with 8–12 secondary veins. Leaf-blade surface glabrous. Leaf-blade apex acuminate.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-temperate: China.

NOTES Arundinarieae. Lin & Feng 2002.

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