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.

Fargesia exposita

HABIT Perennial; caespitose. Rhizomes short; pachymorph. Culms erect; 300–500 cm long; 8–25 mm diam.; woody. Culm-internodes terete; with small lumen; 20–23 cm long; striate; distally mealy. Lateral branches dendroid; ascending. Bud complement 1. Branch complement several; thinner than stem. Culm-sheaths deciduous; 10–18 cm long; 0.6 length of internode; 5 times as long as wide; coriaceous; hispid; with reflexed hairs; hairy on margins; without auricles; glabrous on shoulders. Culm-sheath ligule 0.5–1 mm high; entire. Culm-sheath blade triangular; erect, or spreading; 1.5–4.5 cm long; 1.2–2.3 mm wide. Leaves 3–6 per branch. Leaf-sheaths 2.3–3.6 cm long; glabrous on surface; outer margin glabrous. Leaf-sheath oral hairs lacking. Leaf-sheath auricles absent. Ligule an eciliate membrane; 0.5 mm long; truncate, or obtuse. Collar with external ligule. Leaf-blade base cuneate; with a brief petiole-like connection to sheath; petiole 0.1–0.15 cm long. Leaf-blades linear, or lanceolate; 4–9.5 cm long; 4–8 mm wide; chartaceous. Leaf-blade venation with (4–)6 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. Yi 2002.

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