生活型

herb

形態特徵

• Culms genticulate at basal nodes.
• Blades coriaceous, apex needle-like, ca. 6 cm long, 1-1.5 mm wide; ligule ca. 0.2 mm long, upper margin and abaxial surface ciliate.
• Inflorescence a contracted panicle, ca. 8 cm long. Spikelets 1-flowered, ca. 2.5 mm long; glumes chartaceous; lower ca. 1.2 mm long, lanceolate, irregularly toothed at apex, nerveless; upper glume lanceolate, 1-nerved, acute; lemma and palea same texture with glume; lemma ovate lanceolate, 1-nerved, boat shaped, ca. 2 mm long; palea ovate 2-keeled, truncate at apex.
• Fruit an utricle, ca. 1 mm long; embryo more than 1/2 its length of utricle.

分布

• 台灣 : common in coastal area and along seashores in delta regions.
• 世界 : Tropical Asia, Africa and America.

引證標本

CHANGHUA: Shikang, Guo et al. 44. CHIAYI: Chientungkang, Lin s. n. 7 Aug 1970. YUNLIN: Mailiao, Suzuki 6552; Taihsi, Hsu 437. TAINAN: Anping, Hsu s. n. 24 Jun 1968. TAITUNG: Lanyu Is., Liu et al 199; Lutao Is., Sasaki s. n. Jul 1935. PENGHU: Huang & Kao 6874*.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 438. 2000.  (Fl. Taiwan 2nd edit.)