生活型

herb

形態特徵

• Culms densely tufted, to 35 cm tall, 1 mm in diam.
• Blade subcoriaceous, convolute, needle-like, 5-9 cm long, 1-2 mm wide; ligule chartaceous, rounded and fimbriate, 0.5 mm long.
• Raceme with 1-3 spikelets. Spikelets 8-15-flowered, 1.5-3 cm long; glumes subcoriaceous, nerves conspicuous; lower 7-9 mm long,narrowly lanceolate, 7-nerved, mucronate; upper lanceolate, 9-11 mm long, 7-nerved, with a short, hard awn at apex; lemma 12 mm long, villous-tomentose, narrowly lanceolate, subcoriaceous, distinctly 7-nerved, tipped with a hard, short awn; palea linear-oblong, chartaceous, 2-keeled, ciliate along keels, 8 mm long.
• Caryopsis 4.5 mm long, apex hairy.

分布

• 台灣 : on exposed rocks at alpine regions.

引證標本

ILAN: Nanhutashan, Hsu 5955. HSINCHU: Tapachienshan, Kuoh 3265, Hsu 12131. NANTOU: Hohuanshan, Chen, 16048; Sonshuelou, Chen 15455;Tsuifeng, Hsu & Kuoh 11021. CHIAYI: Morrisonshan, Kuoh 1340, Hsu 6310. KAOHSIUNG: Kuanshanlin, Kuoh 11996; Kuanshan, Fukuyama s. n. 12 Jul 1935. HUALIEN: Hohuanshan, Kao 7057, Hsu 11190.

參考文獻

• HSU, Chien-Chang. 2000. Flora of Taiwan, second edition 5: 369. (Fl. Taiwan 2nd edit.)