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

7. Yushania canoviridis G. H. Ye & Z. P. Wang, Acta Phytotax. Sin. 27: 228. 1989.

灰绿玉山竹 hui lü yu shan zhu

Monospatha canoviridis (G. H. Ye & Z. P. Wang) W. T. Lin; M. triloba W. T. Lin.

Rhizome neck 20–50 cm. Culms ca. 1.6 m, 4–5 mm in diam.; internodes terete, 15–25 cm, initially slightly white powdery, glabrous, nearly solid. Branches (1 or)2–6, deflexed; nodes with weakly prominent supra-nodal ridge; sheath scar prominent, glabrous. Culm sheath persistent, cartilaginous, narrowly rounded, 2/5–1/2 as long as internodes, abaxially gray or yellow-gray adnately clavate-setose, setae especially dense at base, longitudinal ribs prominent, margins densely ciliate, apex rounded; auricles falcate, with 5–15 oral setae 5–16 mm; ligule arcuate, short; blade erect or reflexed, linear-lanceolate or striped. Leaves 2–5 per ultimate branch. Leaf sheath purple, glabrous; auricle absent or small, oral setae 3–5, erect, 3–6 mm; ligule arcuate, ca. 0.2 mm; blade linear-lanceolate, 4.5–10 × 0.5–0.9 cm, glabrous, secondary veins 3- or 4-paired, transverse veins prominent, base cuneate. Inflorescence unknown. New shoots Jun.

* About 1100 m. NW Hunan.


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