生活型

herb

形態特徵

• Rhizome long creeping, very slender. Culm filiform, subdensely tufted, 15-30 cm tall, trigonous, smooth.
• Leaves few, to 1 mm wide; sheaths pale yellow to yellowish brown.
• Spikes 3 or 4, erect; terminal spike staminate, linear, 0.5-2 cm long, ca. 1 mm wide, pale; lateral spikes pistillate, narrowly cylindrical, 0.5-1.5 cm long, ca. 1.5 mm wide, loosely few to several flowered. Bracts sheathing, 0.5-l cm long; lowest bract 1-3 cm long.
• Pistillate glumes ovate, obtuse to acute at apex, pale to yellowish brown with green costa often forming a mucro at apex. Utricles erect, obovoid, trigonous, 2.5-3 mm long, finely several-nerved, glabrous; beak short, minutely bidentate. Achenes tightly inclosed, obovate, mitrate at apex, ca. 2 mm long, 3-side; stigmas 3, short.

分布

• 台灣 : grassy place, few collections.
• 世界 : China and Japan.

引證標本

KAOHSIUNG: Mt. Kuanshanling, Kuoh 14239.

參考文獻

• KOYAMA, Tetsuo, KUOH, Chang-Sheng & LEONG, Wai-Chao, Flora of Taiwan, second edition 5: 212. 2000.  (Fl. Taiwan 2nd edit.)