Eragrostis ferruginea

知風草

Eragrostis ferruginea (Thunb.) P. Beauv.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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名彙資訊

學名發表文獻

P. Beauv., Essai d'une Nouvelle Agrostographie 71. 1812. (Ess. Agrostogr.)

台灣首次記錄發表文獻

Honda, Journal of the Faculty of Science, Imperial University of Tokyo. Section III, Botany 3: 104. 1930. (J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot., 東京帝國大學理學部紀要, 第三類, 植物學)

異名

無

各語言俗名

英

Wind lovegrass.
日

かぜくさ.

參考資料

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)

特徵描述

生活型

herb

形態特徵

Culms erect, tufted.
Blade linear-lanceolate, 20-30 cm long, 5 mm wide, surface sparingly covered with silky hairs, especially at base; mouth of sheath covered with a ring of long silky hairs.
Inflorescence a large open panicle, ca. 28 cm long. Spikelets blackish purple, several-flowered, usually 7 florets, ca. 6 mm long, 2 mm wide; glumes subcoriaceous, 1-nerved; lower glume linear lanceolate, ca. 1.2 mm long; upper glume lanceolate, ca. 1.6 mm long; lemma of same texture as glumes, ca. 2.5 mm long, ovate, 3-nerved; palea chartaceous, ca. 2 mm long, elliptic, 2-keeled, minutely scabrid along keels.
Caryopsis ca. 1 mm long reticulate on surface, rectangular in cross section, embryo 2/3 its length of caryopsis.