Why is Lagerstroemia indica called a skinless tree?

The trunk of young Lagerstroemia speciosa has an annual epidermis, which falls off by itself every year. The trunk looks fresh and smooth after the epidermis falls off. Old Lagerstroemia indica, the tree body does not revive the epidermis, and the tendons are quite exposed. Very smooth, very smooth. Lagerstroemia indica is called "skinless tree" because its trunk epidermis falls off and grows smooth and skinless.

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Lagerstroemia indica is a precious environmental protection plant in China. People call it "Hundred Days Red" and "Pruritus" because it will tremble as long as it gently moves its bark. This is because this tree trunk is very sensitive to vibration. It is a deciduous tree with a height of10m. Panicles are inserted at the top of annual branches, and the inflorescence is very large, 30~50 cm long, with dozens or more flowers on it; Flowers are about 3 cm in diameter, including white, purple, red and purple; Every summer and autumn, each inflorescence can bloom for about 50 days, and the whole plant can bloom for up to 4 months. It is an excellent ornamental flower in the garden and one of the good varieties of stump bonsai.