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

28. Chimonobambusa unifolia (T. P. Yi) T. H. Wen & Ohrn­berger, Bamboos World Gen. Chimonobambusa, 46. 1990.

半边罗汉竹 ban bian luo han zhu

Qiongzhuea unifolia T. P. Yi, J. Bamboo Res. 9(1): 27. 1990.

Culms 1–1.6 m, 0.3–0.5 cm in diam.; internodes terete, (2–)12–15(–24) cm, grooved above branches, with rings of yellow-brown hairs below nodes; wall 1.5–2 mm; nodes raised into ring; sheath scar prominent, brown, initially densely yellow-brown setose; intranode 1.5–2.5(–3) mm, initially gray or yellow-gray waxy. Branch bud oblong-ovoid, apex spinescent. Culm sheaths deciduous, triangular-oblong, shortly triangular at apex, papery, basally setose, longitudinal veins distinct, margins densely ciliate; auricles and oral setae absent; ligule arcuate, ca. 0.5 mm; blade triangular to linear-lanceolate, 1.5–12 mm, usually involute. Leaves l per ultimate branch; auricles and oral setae absent; ligule undeveloped; blade linear-lanceolate, (7–)9–15(–20) × 1.1–1.8(–2.5) cm, glabrous, secondary veins 4–6-paired, transverse veins sparse, base cuneate, apex acuminate. Inflorescence unknown. New shoots Nov–Dec.

* Broad-leaved forests; 1500–2200 m. Sichuan (Changning).


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