The seeds are reniform , ellipsoid , cordiform or reniform - oblate in shape 结果表明其种子形状为肾形、椭球形、心形或肾状扁球形。
The spores are monolete , bilaterally symmetry , elliptic in polar view , and semiorbicular or reniform in equatorial view 孢子两侧对称,极面观为椭圆形,赤道面观为半圆形或肾形。
American plant with roundish heart - shaped or kidney - shaped leaves ; usually rooted in muddy bottoms of ponds and ditches 一种美国水生植物,叶肾形或圆心形,佛焰苞具有短的柄或无柄;通常扎根在池塘和水沟的底部淤泥中。
If the real users could care less whether the program uses kidney - shaped nested mauve buttons , then it s certainly not a " requirement " to use kidney - shaped nested mauve buttons , no matter how much you like them 如果实际用户不在意程序是否使用肾形嵌套紫红色按钮,那么肯定没有对使用肾形嵌套紫红色按钮的“需求” ,不论您多喜欢这种按钮。