峨眉箬竹 e mei ruo zhu

Arundinaria emeiensis (C. D. Chu & C. S. Chao) Demoly.

Culms ca. 1.5 m, 0.8–1 cm in diam.; internodes ca. 30 cm, with appressed, minute, white setae intermixed with retrorse, red-brown hairs and imprints of fallen hairs on upper portion; nodes elevated. Culm sheaths brown, with straw-colored spots of various sizes, less than 1/2 as long as internodes, with dense, retrorse, brown hairs or papillae left by fallen hairs, margins brown ciliate; auricles falcate, 6–7 mm; oral setae radiate, 1–2 cm; ligule ca. 1 mm, ca. 2 × as wide as base of blade, densely ciliate; blade triangular-lanceolate, not amplexicaul. Leaves 4–10 per ultimate branch, sheath white pubescent, with red-brown striae or papillae, margins ciliate; auricles falcate; oral setae radiate, 2–3 cm; ligule very short, fringed with hairs 2.3–3 mm; blade oblong-lanceolate, usually ± asymmetrical, 16–40 × 3.5–6.5 cm, abaxially glaucous, glabrous, secondary veins 7–18 pairs, tessellations square, distinct on both surfaces, base cuneate, apex acuminate. Inflorescence unknown.

* Mountain slopes; ca. 1200 m. Sichuan.

"Indocalamus omeiensis" (C. D. Chu & C. S. Chao, Bamboo Res. 1: 7. 1981) is an orthographic variant of this name.