生活型

herb

形態特徵

• Culms erect, solid, 2.5-3 mm in diam.
• Blade linear, to 30 cm long, 8 mm wide, basal part densely covered with silky hairs; ligule ca. 1.8 mm long, ciliate.
• Panicle large. Spikelets paired, dimorphic; upper pedicelate, linear-oblong, 1/2 its width of sessile spikelet, purplish black; lower sessile, broadly lanceolate, ca. 4 mm long. Glumes coriaceous, as long as spikelet; lower broadly lanceolate, 2-keeled, ciliate abaxially, 5-7-nerved, tessellate-nerved; upper lanceolate, boat shaped, 3-nerved, also tessellate nerved, margins inrolled, membranaceous, fimbriate and hirsute on upper back, 1-keeled. Lower floret reduced to a lemma, membranaceous, as long as glume, 3-nerved, margins fimbriate. Upper floret membranaceous; lemma deltoid-lanceolate, ca. 2 mm long, 1-3-nerved, slightly thickened toward end of middle nerve; palea linear or irregular, fimbriate on upper part, ca. 1.5 mm long; stamens 3; anthers ca. 1.8 mm long.

分布

• 台灣 : introduced at some early period, now naturalized in waste places, widely cultivated as fodder.

引證標本

TAIPEI: Tapingling, Kao 7470. TAOYUAN: Kuanshan, Hsu & Kuoh 7801. MIAOLI: Tahu, Chen 140. TAINAN: Tainan, Wang 20104. KAOHSIUNG: Kaohsiung, Hsu s. n. 18 Jun 1968. PINGTUNG: Hengchun, Liu s. n. 22 Jul 1970.

引用文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 579. 2000.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)