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

77. Bambusa stenoaurita (W. T. Lin) T. H. Wen, J. Bamboo Res. 10(1): 22. 1991.

黄麻竹 huang ma zhu

Sinocalamus stenoauritus W. T. Lin, Bull. Bot. Lab. N.-E. Forest. Inst., Harbin 1980(6): 89. 1980; Dendrocalamopsis stenoaurita (W. T. Lin) P. C. Keng ex W. T. Lin; Neosino-calamus stenoauritus (W. T. Lin) W. T. Lin.

Culms pendulous, to 10 m, ca. 7 cm in diam.; internodes 22–32 cm, glabrous; wall ca. 1 cm thick; nodes flat. Branches several from middle nodes of culms, central slightly dominant. Culm sheaths deciduous, leathery, initially brown spiny-strigose; auricles reflexed, linear, small; ligule ca. 3 mm, serrulate; blade recurved or reflexed, triangular, base ca. 1/3 as wide as sheath apex. Leaf sheaths subglabrous; auricles absent or minute, with or without few oral setae; ligule truncate, 0.5–1 mm; blade oblong-lanceolate, 13–25 × 2–2.5 cm. Pseudospikelets 2–2.5 cm; bracts 1 or 2; florets ca. 6; rachilla not disarticulating, internodes ca. 2 mm. Glumes 1 or 2, ciliate; lemma 1–1.2 cm; palea about as long as lemma; lodicules 3, ca. 3.5 mm, ciliate. Anthers 8–10 mm. Ovary ovoid; styles 3–4 mm; stigmas (1 or)2–4. Caryopsis unknown. New shoots Jul–Oct.

* River valleys. Guangdong.

Bambusa stenoaurita may be more appropriately placed in Dendrocalamus.

This species is cultivated in some areas of Guangdong for its shoots.


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