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纤毛画眉草,Eragrostis ciliata (Roxb.) Nees

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纤毛画眉草,Eragrostis ciliata (Roxb.) Nees档案信息

纤毛画眉草Eragrostis ciliata (Roxb.) Nees

科名:禾本科 Gramineae

属名:画眉草属 Eragrostis

纤毛画眉草,Eragrostis ciliata (Roxb.) Nees

《中国植物志》第10(1)卷028页
  26. 纤毛画眉草(海南植物志)图版7:1-3,123:1
  Eragrostis ciliata (Roxb.) Nees, Agrost. Bras. 512. 1829; 海南植物志4: 373-374. 1977. ——Poa ciliata Roxb. Fl. Ind. 1:336. 1820. ——Eragrostis brevispica Keng in Lingn. Sci. Journ. 16:2. 1937; Merr. et Chun in Sunyatsenia 5:17. 1940.——Eragrostis alopecuroides auct. non Balamsa: Merr. et Chun in Sunyatsemia 5:16. 1940. ——Eragrostis ciliaris auct. non Link: Merr. et Chun in Sunyatsemia 5: 16. 1940.
  多年生。秆直立簇生,高30-90厘米,径0.2厘米,坚硬,多节,基部节间较短,节下有一圈腺点。叶鞘光滑无毛,鞘口披长柔毛;叶舌退化为一圈成束的短纤毛;叶片扁平,披针状线形,长4-17厘米,宽3-5毫米,无毛。圆锥花序紧缩成穗状,圆柱形,长1.5-7厘米,宽0.5-1.5厘米,基部分枝处密生长硬毛,分枝及小穗柄均短;小穗有7-13小花,长4-6毫米,宽约3毫米,成熟后小穗轴自上而下逐渐断落。颖膜质,披针形,先端短尖,背脊和边缘均有毛,第一颖长约1.8毫米,第二颖长1.8-2毫米;外稃膜质,第一外稃长2-2.5毫米,具明显的3脉,侧脉远离边缘,先端具短尖,背部及边缘被短毛;内稃稍短于外稃,长约1.8毫米。边缘被纤毛,脊亦被长纤毛;雄蕊2枚,花药长约0.4毫米。颖果红褐色,卵圆形,长约0.5毫米,冬季抽穗。
  产海南;多生于山坡灌木丛下。分布于印度、斯里兰卡、缅甸、越南等地。

《Flora of China》 Vol. 22 (2006)
Eragrostis ciliata (Roxburgh) Nees
纤毛画眉草  xian mao hua mei cao
Poa ciliata Roxburgh, Fl. Ind. 1: 336. 1820; Eragrostis alopecuroides Balansa; E. brevispica Keng.
Perennial. Culms tufted, erect, rigid, 30–90 cm tall, ca. 2 mm in diam., many-noded, a line of glands below node. Leaf sheaths glabrous and smooth, long pilose along summit; ligules a line of hairs; leaf blades flat, lanceolate, 4–17 × 0.3–0.5 cm, glabrous. Panicle dense, cylindrical, 1.5–7 × 0.5–1.5 cm, densely hirsute in axils of basal branch. Spikelets compressed, 4–6 × ca. 3 mm, 7–13-flowered; rachilla slender, disarticulated between florets from top to the base at maturity. Glumes membranous lanceolate, pubescent on back, ciliate along margin, apex mucronate; lower glume ca. 1.8 mm, upper glume 1.8–2 mm. Lemmas membranous, pubescent on back, ciliolate along the margins below, apex short pointed, lower lemma 1.8–2.5 mm. Palea slightly shorter than lemma, margin ciliate, along 2 keels long ciliate, the cilia 0.8–1.6 mm. Stamens 2; anthers ca. 0.4 mm. Caryopsis red brown, ovate, ca. 0.5 mm. Fl. and fr. winter.
Thickets. Hainan [India, Myanmar, Sri Lanka, Vietnam].

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