生活型

herb

形態特徵

• Clum tufted, ca. 60 mm tall, slender or spongy.
• Blade flat to loosely involute, less than 12 cm long, 2-4 mm wide; sheath slightly keeled, shorter than internode; ligule membranaceous, 0.2-0.5 mm long.
• Panicle contracted, cylindric, 1-6 cm long; pedicels discoid-tipped. Spikelets ca. 2.5 mm long, more or less papillose-hispid; lower glume ovate, 1/3-2/3 as long as spikelet, 3-7-veined; upper glume narrowly ovate, 9-11-veined; lower lemma equal to upper glume, enclosing a small hyaline lower palea; upper lemma narrowly ovate, acute, pale yellow, ca. 1/2 as long as spikelet; ather ca. 0.7 mm long.
• Caryopsis ellipsoid, ca. 0.8 mm long, 0.45 mm wide.

分布

• 台灣 : in swampy places.
• 世界 : Tropical Asia and Australia.

引證標本

TAIPEI: Hsinhuatien, Hsu 187; Wulai, Hsu 82. MIAOLI: Tahu, Cheng 104. NANTOU: Wushe, Masamune et al. 2005. YULIN: Touliu, Asikaga 105. TAITUNG: Lanyu Is., Sasaki s. n.; Tawu, Hsu 323.

引用文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 509. 2000.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)