髯毛箬竹 ran mao ruo zhu

Culms ca. 1.5 m, 0.5–1 cm in diam.; internodes 25–35(–45) cm, densely brown strigose, solid; nodes strongly elevated, nodal ridge very prominent; sheath scar relatively flat, fringed with persistent culm sheath base; intranode 9–10 mm. Culm sheaths green, 1/3–1/2 as long as internodes, densely brown strigose; auricles falcate, 1.5–2 cm, oral setae in 2 or more rows, radiate, 2–3 cm; ligule truncate or weakly concave, 0.5–1 mm, densely fimbriate with hairs 2–3 cm; blade green, elliptic-lanceolate. Leaves 5–8 per ultimate branch; sheath rigid, densely long white strigose or later with striae and papillae from fallen hairs, upper part intermixed with dense white pubescence; auricles rather thick, ca. 15 × 3 mm; oral setae in 2 or more crowded irregular rows, radiate, pale to dark straw-colored, to 3 cm; blade elliptic to elliptic-lanceolate, 15–35(–40) × 5–9(–12) cm, abaxially pubescent, adaxially glabrous, secondary veins 8–12-paired, tessellations rectangular, base broadly cuneate, apex acuminate into subulate point. New shoots spring–summer. 2n = 48*.

* Evergreen broad-leaved valley forests; ca. 500 m. Guangxi.