Many stems and toots show radial symmetry 很多的茎和根都是辐射对称的。
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The term actinomorphy is generally used to describe radial symmetry in flowers 常用“辐射对称”描述辐射状的花。
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Radial symmetry the arrangement of parts in an organism in such a way that cutting in any plane across the diameter splits the structure into similar halves ( mirror images ) 辐射对称:生物体各部分的一种排列方式,指沿着中轴的任何平面将生物体分开,所产生的两个部分都是对称的(镜像) 。