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.

Bambusa alamii

HABIT Perennial; caespitose; clumped densely. Rhizomes short; pachymorph. Culms erect; 800–1200 cm long; 20–35 mm diam.; woody; without nodal roots. Culm-internodes terete; hollow; 40 cm long; distally mealy, or glabrous. Culm-nodes flush with internodes. Lateral branches dendroid. Buds or branches present on lower quarter of culm. Branch complement several. Culm-sheaths persistent; 14 cm long; 1 times as long as wide; glabrous; auriculate; with unequal auricles; with 10–20 mm wide auricles, or 20–50 mm wide auricles; setose on shoulders; shoulders with curved hairs; shoulders with 3–10 mm long hairs. Culm-sheath ligule 0.5–2 mm high; entire. Culm-sheath blade ovate; demarcated but persistent; erect; 12 cm long. Leaves cauline. Leaf-sheaths glabrous on surface; outer margin glabrous. Leaf-sheath oral hairs setose; erect and deciduous; 3–10 mm long. Leaf-sheath auricles falcate; 1–3 mm long. Ligule an eciliate membrane; 1 mm long; truncate. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 15–25 cm long; 15–23 mm wide. Leaf-blade margins scabrous. Leaf-blade apex acuminate.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-tropical: India.

NOTES Bambuseae. Stapleton 2002.

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