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

9. Ampelocalamus saxatilis (Hsueh & T. P. Yi) Hsueh & T. P. Yi, J. Bamboo Res. 4(2): 7. 1985.

羊竹子 yang zhu zi

Sinocalamus saxatilis Hsueh & T. P. Yi, Yunnan Linxueyuan Xuebao [J. Yunnan. Forest. Coll.] 1982(1): 69. 1982; Drepanostachyum saxatile (Hsueh & T. P. Yi) P. C. Keng ex T. P. Yi; Neosinocalamus saxatilis (Hsueh & T. P. Yi) P. C. Keng & T. P. Yi.

Culms basally oblique, initially apically drooping, 3–6 m, 5–15 mm in diam.; internodes 5–12 cm at culm base, 22–53 cm at mid-culm, rough, densely striate, hollow; wall 1.5–2 mm thick; supra-nodal ridge level; sheath base persistent, elevated, thickened. Branches (6–)10–15 from 6th to 12th node up, central dominant. Culm sheaths gradually deciduous, oblong-triangular, thickly papery, apex truncate; auricles and oral setae absent; ligule truncate or slightly sunken, ca. 1 mm; blade readily deciduous, reflexed, linear or linear-lanceolate. Leaves 4–10 per ultimate branch; sheaths smooth, margins ciliate; auricles obvious; oral setae present; ligule 2–5 mm, apex serrate; blade 8–18 × 1–2.2 cm, glabrous, secondary veins 4–6 pairs, transverse veins indistinct. Inflorescence unknown. New shoots Aug–Sep.

* Forests; 600–1500 m. S Sichuan, NE Yunnan.


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