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.

Nastus elatoides

HABIT Perennial; caespitose; clumped loosely. Rhizomes short; pachymorph. Culms erect; drooping at the tip; 1200 cm long; 20–100 mm diam.; woody. Culm-internodes terete; hollow; 70–80 cm long; white; distally glabrous. Lateral branches dendroid. Branch complement many; with subequal branches, or 1 branch dominant. Culm-sheaths 10.5–15.8 cm long; smooth; pubescent; with white hairs; auriculate; with 5 mm high auricles; setose on shoulders; shoulders with 18 mm long hairs. Culm-sheath ligule 1 mm high; ciliolate. Culm-sheath blade narrowly ovate; constricted at base; erect, or spreading; 10.5–17.5 cm long; 20–30 mm wide. Leaves 7 per branch. Leaf-sheaths glabrous on surface. Leaf-sheath auricles falcate; 1 mm long. Ligule an eciliate membrane; 1 mm long. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades oblong; 30.4–38.5 cm long; 45–50 mm wide. Leaf-blade surface glabrous. Leaf-blade apex acuminate.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-tropical: Papuasia.

NOTES Bambuseae. Widjaja 2002.

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