绒毛赤竹 rong mao chi zhu

Culms ca. 2 m, ca. 5 mm in diam.; internodes 15–22 cm, glabrous; nodes weakly elevated. Culm sheaths shorter than internodes, densely strigose, with long, retrorse, swollen-based, yellow hairs; auricles falcate, ca. 5 mm; oral setae radiate, to 8–10 mm; ligule less than 1 mm; blade erect or spreading, lanceolate, 1.5–3.5 × 0.2–0.5 cm. Leaves 2 or 3 per ultimate branch; sheath strigose; auricles developed, falcate; oral setae radiate, 1–1.3 cm; ligule less than 2 mm; pseudopetiole 5–8 mm, both surfaces pilose; blade adaxially green, elliptic-lanceolate, 18–20 × 3–4.2 cm, both surfaces glabrous, abaxially glaucous, secondary veins 8 or 9 pairs, transverse veins distinct, base broadly cuneate, apex acuminate. Inflorescence unknown. New shoots Apr–May.

* Dense forests at mountain summits; ca. 400 m. Guangxi.