Culms 5–6 m, 3–4 cm in diam.; internodes green, 13–14 cm, white powdery; nodal ridge slightly elevated, as prominent as sheath scar; intranode ca. 2 mm. Culm sheaths dark green to yellow-brown, with variably sized, scattered, brown spots, denser toward apex, thinly white powdery, glabrous; auricles deciduous, green, falcate to ovate; oral setae dense, purple, ca. 5 mm; ligule purple, arcuate, long purple ciliate; blade reflexed, purple-green or green, with orange-yellow margins, linear, crinkled. Leaves 2(or 3) per ultimate branch; auricles and oral setae developed; ligule ca. 1.5 mm; blade 9.5–14 × 1.6–1.9 cm. Inflorescence not known. New shoots mid Apr.

The shoots are delicious, and the culms are used unsplit.

* Planted. Zhejiang.