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

5. Gelidocalamus tessellatus T. H. Wen & C. C. Chang, J. Bamboo Res. 1(1): 24. 1982.

抽筒竹 chou tong zhu

Culms 2–3 m, to 1 cm in diam.; internodes initially purple-green, 20–40(–65) cm, initially densely tomentose, sparsely setose in age; nodes slightly prominent. Culm sheaths pale yellow, with purple-brown streaks, sparsely setose, tomentose near base, margins ciliate, apex tomentose; auricles absent; oral setae few, erect; ligule arcuate, short, pubescent, apex ciliolate; blade triangular, sharply pointed. Leaves 1 per ultimate branch; blade broadly lanceolate, 19–23 × 2–3.2 cm, abaxially pubescent near midrib, proximally densely so, secondary veins 7-paired, asymmetrical, margins entire or one side serrulate. Inflorescence paniculate, terminal, 13–20 cm, lower branches horizontal. Spikelets green, 6–8 mm; pedicel 5–7 mm, slender; florets 3–5; rachilla pubescent. Glumes 2; lemma ca. 4 mm, 7-veined; palea about as long as lemma, not veined; lodicules ovate, not veined. Styles 2. New shoots Jun–Oct.

* Undergrowth in hardwood forests on low hills. Guangxi, Guizhou.

Gelidocalamus subsolidus W. T. Lin & Z. J. Feng (Guihaia 10: 18. 1990), based on a specimen collected in Guangdong (Xinyi), may be a synonym of this species.

The shoots are delicious, and the culms are split for weaving.


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