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1·Themesophyll consists of two layersof palisade parenchyma.

叶肉是由两层栅栏薄壁组织组成。

2·The mesophyll consists of two layers of palisade parenchyma.

叶肉是由两层栅栏薄壁组织组成。

3·Palisade parenchyma is composed of 1-2 layers of cylindrical cells.

栅栏组织由1-2层排列整齐的圆柱形细胞组成。