生活型

herb

形態特徵

• Perennials; stolon creeping, stout, flowering culm very short, 20-50 cm tall, nodes thickened and pubescent.
• Blade 5-10 cm long, 3-7 mm wide, glabrous; sheath glabrous, margins ciliate; ligule membranaceous, truncate and fringed, 2-3 mm long, glabrous abaxially.
• Racemes 2, 2-6 cm long; rachis 1.5-2 mm wide, flat. Spikelets solitary, obovate-oblong, acute, loosely pubesent, ca. 3 mm long; lower glume usually absent, developed in a few spikelets, triangular in shape, ca. 0.3 mm long; upper glume appressed pubescent; lower lemma 3-5-veined, usually glabrous, acute; upper lemma nearly as long as spikelet, coriaceous, pale green, acute, hairy at apex.

分布

• 台灣 : in roadsides, dampy places and along ditches.
• 世界 : The tropics and subtropics of the world.

引證標本

KEELUNG: Keelung, Hsu 403. HSINCHU: Hsinchu, Shimada 360B. TAINAN: Morimoto 257. PINGTUNG: Hengchun, Hsu 503, TAITUNG: Chihpen, Hsu 311.

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)