生活型

herb

形態特徵

• Annuals. Culms solitary or tufted, erect or decumbent.
• Ligule wanting or very short.
• Inflorescence an oblong panicle, ca. 10 cm long. Spikelets 8-20-flowered, ovate-oblong, extremely compressed, purplish red when mature, 4-7 mm long, florets closely imbricate.
• Glumes acute, 1-nerved, nerve prominent. Palea usually falling off together with lemma, 2-keeled, very narrowly winged, minutely ciliate. Anthers 3, ca. 0.2 mm long. Caryopsis compressed, ellipsoid, ca. 0.8 mm long.
• This species is very easily recognized by its extremely compressed large spikelets which are pinkish or sometimes pale.

分布

• 世界 : Tropical Asia and Africa.

引證標本

TAIPEI: Hsintien, Shimizu 3159; Hsiaokotou, Hsu 6549. ILAN: Lotung, Yamamoto 2645. TAOYUAN: Nankan, Suauki 5834. MIAOLI: Nanchuang, Hsu 12501. TAICHUNG: Tungshih, De Vol et al. 4342. NANTOU: Kuantaochi, Kao & Hsu 340; Puli, Hsu 1392; Wu, Leu & Chiu s. n. Jul 1970.* YUNLIN: Touliu, Yamamoto & Kamikochi 3794. HUALIEN; Mataian, Yamamoto 3214.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 425. 2000.  (Fl. Taiwan 2nd edit.)