生活型

herb

形態特徵

• Perennials; culm glabrous, tufted, 80-130 cm tall.
• Blade 10-20 cm long, 5-8 mm wide; sheath longer than internode, compressed keeled, margins papillose-pilose; ligule membranaceous, 1-2 mm long, often with tawny hairs abaxially.
• Racemes 7-20, 5-8 cm long; rachis 2-4 mm wide, margins scabrous. Spikelets apiculate, paired, in 4-rows, at least in central part of raceme, broadly obovate, 2-2.5 mm long, purple or pale green, lower glume absent; upper glume and lower lemma equal, 3-veined, minutely crispid-puberulent; upper lemma brown at maturity, indurate; anther ca.0.9 mm long.

分布

• 台灣 : solitary or in groups in moist places.
• 世界 : India, Nepal, Sri Lanka, Indochina, Malesia, northern Australia and the Ryukyus.

引證標本

TAIPEI: Taipei, Hsu 56; Yangmingshan, Hsu 138. TAICHUNG: Pahsienshan, Hsu 246. KAOHSIUNG: Fengshan, Suzuki 5641. PINGTUNG: Hengchun, Keng 375.

引用文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 497. 2000.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)