檢視矮赤箭莎的原始碼

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| style="background: #008080" align= center|  '''<big>矮赤箭莎</big> '''

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| <center><img src=https://www.cvh.ac.cn/cvhpic/spm-l/IBSC/0648896.jpg width="250"></center>
<small>[https://www.cvh.ac.cn/spms/detail.php?id=c78bfbd5 来自 植物智 的图片]</small>

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界；植物界 

*纲；单子叶植物纲 
*目；莎草目 
*科；[[莎草科]] 
*族；刺子莞族 
*种；矮赤箭莎
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'''矮赤箭莎'''(ǎi chì jiàn suō)，学名 Schoenus apogon Roemer & Schultes，疏丛生草本，具粗而长的须根。秆直立，圆柱状，通常高85厘米，直径1.2-4[[毫米]]，无毛。产于[[台湾]]台中市；生长于[[沼泽]]地中，海拔约330米。
<ref>[http://www.iplant.cn/info/Schoenus%20apogon?t=foc 矮赤箭莎(chì jiàn suō)”],植物智, 2018-08-19</ref>

==形态特征==
疏丛生草本，具粗而长的须根。

秆直立，[[圆柱状]]，通常高85厘米，直径1.2-4毫米，无毛，有槽，基部被有枯萎的叶鞘，叶鞘紫红色或黑血红色，后来黑色。

叶基生和秆生，鞘长3-4厘米，基部宽5-10毫米，具多数肋条，无叶舌；叶片线形，宽1-5毫米，边缘粗糙，具7条脉，脉在背面隆起；秆生叶1-3片，远离，较短，具鞘；鞘红[[棕色]]，口[[偏斜]]，边缘膜质，由下而上渐短，下部的长约3.5厘米，上部的1.5-2.2厘米。

苞片叶状，由下而上渐短小，具鞘，鞘棕色或棕红色；狭圆锥[[花序]]松散，具6-10个分枝，分枝[[花序]]通常1-3个从同一苞片的鞘中生出；小穗直立，扁，多少具[[小穗柄]]，披针形，长7-8毫米，[[棕色]]，具6-7片鳞片；鳞片二列，卵状披针形至卵形，边缘几白色，背面具黄绿色[[龙骨状]]突起，顶端细尖或具短尖或微凹，下部2-3片鳞片内无花，无花鳞片长为小穗的1/3;有[[花鳞片]]背面的龙骨状突起粗糙；下位刚毛3条，[[纤细]]，具短柔毛，最上面的花无下位刚毛；雄蕊3，[[花丝]]带状，[[花药]]栗棕色，线形，早落，药隔突出于[[花药]]顶端；[[花柱]]长几与鳞片相等，[[柱头]]3，被短柔毛。

小[[坚果]]倒卵形，[[棕色]]，长1-1 1/3毫米，三稜形，无喙，表面有明显的网纹，顶端有白色糙伏毛。[[花果期]]5-7月。 

FOC  >> Vol.23 (2010) >> Cyperaceae  >> Schoenus 
3.Schoenus apogon Roemer & Schultes Syst. Veg. 2: 77. 1817.
矮赤箭莎 ai chi jian suo

Annuals or short-lived perennials, slender. Roots fibrous. Culms tufted, 20-40 cm tall, 0.5-1 mm thick, mostly 2-nodose, smooth. Leaves basal and cauline. 

Cauline leaves 2, shorter than culm; sheath reddish purple, 1-2 cm; leaf blade capillary, ca. 0.5 mm wide. Involucral bracts surpassing inflorescence; sheath reddish purple, 0.5-1 cm. 

Inflorescences consisting of 2-5 distant corymbiform partial panicles, each bearing several sessile and shortly pedunculate spikelets; partial panicles 0.8-1.5 cm and as broad. 

Spikelets reddish brown, narrowly ovoid, 4-6 mm, flattened, 1- or 2(or 3)-flowered. Glumes sanguineous with pale margin, lanceolate to ovate-lanceolate, 3-4 mm, papery, apex obtuse; basal 2 or 3 glumes empty, rather short.

Perianth bristles 6, ca. 2 mm, antrorsely scabrous. Stamens 3. Style ca. 1.5 mm, base glabrous; stigmas 3, as long as style. Nutlet whitish, globose-obovoid, ca. 1 mm, obtusely 3-sided, sides convex, shiny, and minutely reticulate. Fl. and fr. May.

==产地生境==
Moist coastal grasslands; near sea level. W Taiwan (Taizhong) [Japan, Vietnam; Australia].
==辨析==
This is a very rare species in Taiwan with only one collection at the TAI herbarium, collected in May 1906 and obtained from the MAK herbarium.This is a very rare species in Taiwan with only one collection at the TAI herbarium, collected in May 1906 and obtained from the MAK herbarium.
==标本鉴定信息==
学名	Schoenus apogon Roem. et Schult.
中文名	矮赤箭莎
鉴定人	
鉴定时间	
===采集信息===
采集人	D.J.E.Whibley
采集号	7491
采集时间	19801016
采集地	澳大利亚
海拔	0
生境	
习性	
物候期	有花无果
==参考文献==
{{Reflist}}

[[Category:370 植物學總論]]