生活型

herb

形態特徵

• Culms geniculate, ca. 1 mm in diam.
• Blade 6-8 cm long, 5 mm wide; ligule tongue shaped, pubescent abaxially.
• Racemes 4, subdigitately arranged, 5-8 cm long. Spikelets paired, onomorphic, upper pedicellate, lower sessile, ca. 3.5 mm long; joint of rachis longer than spikelet. Lower glume linear, as long as spikelet, subcoriaceous, 2-keeled, short ciliate along keels, furrowed and siliceous abaxially, 2-toothed at apex; upper glume deltoidlanceolate, 1-keeled, margins inrolled, fimbriate, ca. 3 mm long, with a slender awn of ca. 3.5 mm long. Lower floret reduced. Upper floret minute, chartaceous, lemma ca. 0.3 mm long, with an awn 14-20 mm long.

分布

• 台灣 : usually growing in mountainous regions.

引證標本

TAIPEI: Keelung, Hsu 399. ILAN: Taipingshan, Suzuki s. n. 15 Aug 1928. HSINCHU: Nankengchih, Hsu 505. MIAOLI: Senghsing, Hsu 1368. TAICHUNG: Anmashan, Chuang 713, Kao 4439. NANTOU: Chitou, Kuoh 3684, Hsu 6150. CHIAYI: Fenchihu, Feng 4938. HUALIEN: Mukuashan, Nakamura 4636.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 564. 2000.  (Fl. Taiwan 2nd edit.)