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FOC | Family List | FOC Vol. 22 | Poaceae | Yushania

49. Yushania wuyishanensis Q. F. Zheng & K. F. Huang, Acta Phytotax. Sin. 22: 219. 1984.

武夷山玉山竹 wu yi shan yu shan zhu

Rhizome neck ca. 23 cm. Culms to 4 m, to 1 cm in diam.; internodes terete, 10–30 cm, scabrous, initially thickly white powdery below nodes; wall 1.5–2 mm thick; supra-nodal ridges weakly prominent; sheath scar prominent. Branches 1 at lower nodes, 3–5 at upper nodes. Culm sheaths gradually deciduous or persistent, shorter than internodes, thinly leathery, basally purple setose, margins purple ciliate; auricles absent or small; oral setae few; ligule truncate, 1–1.5 mm, tomentose, margin fissured; blade erect, linear-lanceolate, glabrous. Leaves 6–8 per ultimate branch; sheath margins glabrous; auricles absent; oral setae 4–6, 5–7 mm; ligule truncate, ca. 1 mm, glabrous; blade linear-lanceolate, (4–)6–13 × 0.8–1.2 cm, glabrous, secondary veins 4- or 5-paired, transverse veins obscure, one margin serrulate, other margin obscurely so. Inflorescence unknown. New shoots May.

* About 1800 m. N Fujian.


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