生活型

herb

形態特徵

• Culms many, lateral, 20-45 cm long, slender, trigonous, smooth.
• Leaves 20-40 cm long, 4-6 mm wide, rather soft.
• Spikes 2 or 3; terminal staminate spike 4-7 mm long, surpassed by next pistillate spike, pistillate spike oblong, several flowered, 6-10 mm long; peduncle slender. Sheath of bracts to 4 cm long.
• Pistillate glumes ovate to oblong, 3-4 mm long, pale to slightly brown; costa green, ending in muticous or mucronulate apex of glume. Utricles ca. twice as long as glume, 5.5-6.25 mm long, fusiform, trigonous, 2-costate, faintly many nerved, base cuneate, beak 1-2 mm long. Achene tightly inclosed in lower part of utricle, obovoid, trigonous, ca. 3 mm long; style elongate; Stigmas 3.

分布

• 台灣 : forest floors at mid elevations.
• 世界 : The Ryukyus.

引證標本

TAIPEI: Pinglin, Kuoh 14383; Tatungshan, Leong 1163. CHIAYI: Arisan, Kawakami & Mori s. n. PINGTUNG: Chinshuiying, Leong 1455.

參考文獻

• KOYAMA, Tetsuo, KUOH, Chang-Sheng & LEONG, Wai-Chao. 2000. Flora of Taiwan, second edition 5: 200. (Fl. Taiwan 2nd edit.)