生活型

herb

形態特徵

• Culms 20-30 cm tall, less than 0.5 mm in diam., base erect, new shoots all intra-vaginal.
• Blades radical, tufted, coriaceous, needle-like, 0.5 mm in diam.; ligule chartaceous, 0.3 mm long, fimbriate.
• Panicle narrow. Spikelets several-flowered, to 9 mm long, more or less compressed
• glumes chartaceous; lower glume narrowly lanceolate, 1-nerved, 5 mm long; upper glume lanceolate, 3-nerved, mucronate, 6 mm long; lemmas subcoriaceous, 6 mm long, boat shaped, lanceolate, 5-nerved, with a short awn; palea subcoriaceous, oblong, 2-keeled, 5.5 mm long. Caryopsis 3.5 mm long, cylindrical; hilum linear.

分布

• 世界 : Widely distributed in temperate lands throughout the world, and in the alpine of tropical area. Many infraspecific taxa have been described.

引證標本

ILAN: Nanhutashan, Suzuki s. n. 17 Jul 1937, Sasaki 39620. HSINCHU: Itsoshan, Shimada 5008. TAICHUNG: Hsiehshan, Hosokawa 2319. NANTOU: Konankuan, Chuang 4466; Tayuling, Hsu 3827. CHIAI: Morrisonshan, Chuang 2914, Hsu s. n. 20 Nov 1967. KAOHSIUNG: Kuanshan, Fukuyama s. n. 12 Jul 1925. HUALIEN: Chingshueishan, Nakamura 6167; Chilaishan, Suzuki 2390.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 379. 2000.  (Fl. Taiwan 2nd edit.)