刺芒野古草(原变种) ci mang ye gu cao (yuan bian zhong)

Arundinella sinensis Rendle; Danthonia neuroelytrum Steudel.

Culm nodes glabrous; leaf sheaths loose; leaf blades usually glabrous. Panicle 15–45 cm, branches up to 20 cm; pedicels with long stiff hairs at apex. Spikelets 6–7 mm; glumes glabrous; upper lemma with 1–2.5 mm lateral bristles; awn 6–10 mm, geniculate, column 1.3–2.6 mm, obviously twisted; callus hairs 1/4–1/3 length of lemma. Fl. and fr. Aug–Dec.

Open forests, grassy slopes; 200–2300 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Henan, Hunan, Jiangsu, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [Bhutan, India, Indonesia, Malaysia, Myanmar, Nepal, New Guinea, Philippines, Sri Lanka, Thailand, Vietnam; Australia].