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| style="background: #008080" align= center| '''<big>刺果狐尾藻</big> '''
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中文名:刺果狐尾藻
二名法:Myriophyllum
tuberculatum Roxburgh
界:植物界
门:被子植物门
纲:双子叶植物纲
目:虎耳草目
科:[[小二仙草科]]
属:[[狐尾藻属]]
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'''刺果狐尾藻'''(cì guǒ hú wěi zǎo)，学名 Myriophyllum tuberculatum Roxburgh，异名：Myriophyllum spathulatum ，[[小二仙草科]]、[[狐尾藻属]]多年生沉水草本植物, 根状茎发达, 在底泥中蔓延, 节部生根。茎圆柱形，顶部伸出水面，少分枝，叶通常5片轮生，蓖状分裂，茎顶部水上叶披针形或匙形，有齿刻或不明显的锯齿，渐次变成苞片状、掌状浅裂，花单生于叶腋，具短梗，花小、单性，雌雄同株，上部为雄花，下部为雌花；萼管四棱形、花瓣匙形，扁平，膜质，柱头有乳头状突起。果直径2毫米，成熟时褐色。花期3-9月，果期4-10月。
图片取自中国植物图库 。
<ref>[http://www.iplant.cn/info/Myriophyllum%20tuberculatum?t=foc&HPPROTID=f1b40864 刺果狐尾藻], 植物智, 2020-01-18</ref>
==形态特征==
Plants monoecious. Stem much branched, to 150 cm. Submerged leaves 4- or 5-whorled, pectinate, ovate in outline, 2.5-4.0 × 1.0-1.5 cm;
segments in 8-25 pairs, filiform, 1-2 cm; emergent, uppermost leaves alternate, spatulate to linear, 5-20 mm, margin shortly lobed to entire.
Inflorescence of axillary flowers on emergent part of stem; bracts and bracteoles inconspicuous, ovate, margin entire. Flowers 4-merous.
Sepals ovate, ca. 0.5 mm, margin finely serrate to entire. Petals white, broadly spatulate, 0.5-1.5 mm, persistent in fruit.
Fruit 4-loculed, 4-angled, 2-3.5 mm; mericarps abaxially acute, spinose-verrucose, apices not spreading. Fl. and fr. May-Sep.
==分类文献==
FOC >> Vol.13 (2007) >> Haloragaceae >> Myriophyllum
6.Myriophyllum tuberculatum Roxburgh
刺果狐尾藻 ci guo hu wei zao
Myriophyllum spathulatum Blatter & Hallberg.
==产地生境==
Stagnant and shallow waters; 100-400 m. Guangdong [India, Malaysia; Australia].
==Related Taxa==
M. alterniflorum 互花狐尾藻
M. dicoccum 二分果狐尾藻
M. exasperatum 短喙狐尾藻
M. heterophyllum 异叶狐尾藻
M. oguraense 东方狐尾藻
M. oguraense subsp. yangtzense
M. sibiricum 西伯利亚狐尾藻
M. spicatum 穗状狐尾藻
M. tetrandrum 四蕊狐尾藻
M. ussuriense 乌苏里狐尾藻
M. verticillatum 狐尾藻
== 参考来源 ==
{{reflist}}
[[Category:370 植物學總論]]