生活型

herb

形態特徵

• Perennial herb, culms erect, leaf sheath longer than internode, glabrous, ligule a ring of hairs, hair ca. 1 mm long, blade linear, to 40 cm long.
• Inflorescence a composed racemes, raceme solitary, ca. 1 mm wide, margin entire; spikelets alternate, solitary, pedicelled, pedicel ca. 0.8 mm long, oblong, lower glume linear, apex acuminate, membranous, ca. 8.5 mm long, 1-nerved, compressed; upper glume lanceolate, apex acute, herbaceous, base oblique, compressed, glabrous to pubescent, 1-nerved, hispidulate on vein; one-floreted, lemma lanceolate, apex acute, herbaceous, compressed, glabrous, ca. 11 mm long, 1-nerved, glabrous on vein, palea lanceo-ovate, apex acute, membranous, 2-nerved, glabrous on veins; anther 3, ca. 5 mm long, ovary ellipse, glabrous, ca. 1.7 mm long, style ca. 5 mm long, stigma ca. 9 mm long.

分布

• 台灣 : at tidal zone in Daan Towns, near the Kaomei wetland, the Kaomei Wildlife Refugee in Taichung, central Taiwan
• 世界 : native to atlantic coast (eastern coast) of North and South America, and naturalized in intertidal zone of Europe, China, and west coast of America.

引證標本

Taichung Co., Daan Township, Daan coast, 8 Oct 2008, M.-J. Jung 3564 (TAIF).

參考文獻

• Hildemar Scholz, Chien-Wen Chen and Ming-Jer Jung. 2009. Taiwania 54(2): 168-174.