Eragrostis unioloides

牛虱草

Eragrostis unioloides (Retz.) Nees ex Steud.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

Steud. 1854. Synopsis Plantarum Glumacearum 1: 264. (Syn. Pl. Glumac.)

台灣首次記錄發表文獻

Honda. 1930. Journal of the Faculty of Science, Imperial University of Tokyo. Section III, Botany 3: 107. (J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot.)

異名

Eragrostis formosana Hayata

Hayata. 1907. The Botanical magazine, Tokyo 21: 53. (Bot. Mag. Tokyo)

各語言俗名

中

牛虱草、紅雀茅
英

Chinese lovegrass
日

べにすずめがや

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)

特徵描述

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.