生活型

herb

形態特徵

• Perennials with elongated rhizome; culm 30-40 cm tall, 1 mm in diam.
• Blades tufted near base of culm; cauline leaves 2-3, linear-lanceolate, 5-7 cm long, 5 mm wide; ligule membranaceous, ca. 1 mm long, truncate.
• Panicle contracted, cylindrical, 2 cm long 7 mm wide. Spikelets 1-flowered, ca. 3 mm long; glumes subequal, chartaceous, laterally compressed, 3-nerved, 1-keeled, hairy, apex cuspidate.
• Lemma membranaceous, 2 mm long, 5-nerved, apex truncate. Palea membranaceous, oblong, nearly as long as lemma. Caryopsis cylindrical, 1.5 mm long.

分布

• 世界 : A cosmopolitan species distributed in Arctic and Antarctic zones and alpine regions.

引證標本

ILAN: Nanhutashan, Hsu 6024. TAICHUNG: Tahsuehshan, Huang 7214.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 361. 2000.  (Fl. Taiwan 2nd edit.)