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.

Pseudosasa orthotropa

HABIT Perennial. Rhizomes elongated; leptomorph. Culms erect; 300–400 cm long; 10–14 mm diam.; woody. Culm-internodes terete; 40 cm long; purple; distally pubescent. Culm-nodes flush with internodes. Lateral branches dendroid. Branch complement one, or two, or three. Culm-sheaths purple; pubescent; with white hairs; auriculate; ciliate on shoulders. Culm-sheath ligule entire. Culm-sheath blade lanceolate; erect. Leaves cauline; 8–11 per branch. Leaf-sheaths 6–9 cm long; glabrous on surface. Leaf-sheath oral hairs ciliate. Leaf-sheath auricles falcate. Ligule a ciliate membrane. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 16–34 cm long; 15–35 mm wide. Leaf-blade venation with 10–16 secondary veins; with distinct cross veins. Leaf-blade surface glabrous. Leaf-blade margins scabrous. Leaf-blade apex acuminate.

INFLORESCENCE Flowering specimens unknown.

DISTRIBUTION Asia-temperate: China.

NOTES Arundinarieae. Chen & Wen 2002.

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