“内皮层”的英语？

皮层的内层分化为内皮层.The inner layer of the cortex differentiates into the endodermis.初生根为四原型, 内皮层明显,可见到凯氏带.The primary root is tetrarch , and endodermis with casparian strip is obvious.内皮层未见凯氏带.The Casparian strip is not clear i...