广西赤竹 guang xi chi zhu

Culms ca. 1 m, ca. 5 mm in diam.; internodes green, 8–10 cm, initially shortly pale yellow pubescent especially below nodes, glabrescent; nodes strongly elevated, weakly geniculate. Culm sheaths deciduous, yellow to purple, shorter than or equal to internode, with dense, fine, gray strigae or papillae left by fallen hairs; auricles falcate, large; oral setae radiate, 5–10 mm; ligule to 5 mm, apex lacerate; blade deciduous, lanceolate. Leaves 3–8 per ultimate branch; initially sheath densely pubescent, glabrescent; auricles falcate, large; oral setae radiate, 6–10 mm; ligule to 1.5 cm, membranous; blade adaxially green, elliptic-lanceolate, 13–26 × 2–4.5 cm, abaxially glaucous, both surfaces glabrous, secondary veins 7–9 pairs, transverse veins distinct, base broadly cuneate, apex long acuminate. Inflorescence unknown. New shoots Apr–May.

* Banks of mountain streams; 500–800 m. Guangxi, Jiangxi.