生活型

herb

形態特徵

• Perennials. Culms ascending, 23-45 cm high, 1.5 mm wide.
• Leaf Blades linear, 7-13 cm long, 2-3 mm wide, acuminate at apex. Sheath not compressed. Ligule membranous, tongue-shaped, 2-2.5 mm long. Panicle contracted, 3-7 cm long.
• Spikelet with 2-4 florets, elliptical or lanceolate or ovate, 3-4 mm long, 1.5-2.5 mm wide. Pedicels hispid to minutely hispid.
• Lower glumes chartaceous, lanceolate to linear-lanceolate, 2-3.5 mm long, 3-nerved. Upper glumes chartaceous, lanceolate to ovate, apex acuteobtuse, 2-3 mm long, 3-nerved. Lemmas chartaceous, ovate-lanceolate to ovate, 2-3 mm long, 5-nerved, villous on nerves. Paleas linear-lanceolate apex blunt, 2-3 mm long, 2-nerved, minutely hispid to ciliate on nerves. Callus web-haired. Anthers 1-2 mm long. Caryopsis elliptical, 1 mm long, apex villous.

分布

• 台灣 : Local in littoral regions in northern and northeastern Taiwan.

引證標本

KEELUNG: Alipang, Kao 3600; Keelung, Odashima 17807; Keelung Is., Peng 14148. TAIPEI: Tanshui, Sasaki s. n. 29 May 1932.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 388. 2000.  (Fl. Taiwan 2nd edit.)