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禾本科植物叶片和叶鞘相接处的腹面有一膜质的、向上突起的片状结构,称()。

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禾本科植物叶片和叶鞘相接处的腹面有一膜质的、向上突起的片状结构，称( )。

A．叶环

B．叶枕

C．叶舌

D．叶耳

参考答案:

C

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