What kind of flower is this?

Lagerstroemia indica, alias Jingershu, Hundred Days Red, Full House Red and Pruritus Tree. It is a dicotyledonous plant of Lagerstroemia of Lysimachiaceae. Of southern Asia and northern Australia. It is distributed in East China, Central China, South China and Southwest China, and widely cultivated in various places. Lagerstroemia indica has beautiful posture, smooth trunk and bright colors; When the flowers bloom, it happens to be the summer and autumn season, and the flowering period is extremely long, from June to September, so it is known as "Hundred Days Red" and has the reputation of "summer green covers the eyes and this flower is full of red eyes". It is a good bonsai for ornamental flowers, stems and roots. Wei Zi is also the city flower of Jincheng. There are four kinds of Lagerstroemia indica: (1) Lagerstroemia indica: purplish red flowers. Only purple is the real "Wei Zi". The most precious crape myrtle is the one with blue petals, named Cuiwei. (2) Cuiwei: blue-purple flowers and dark green leaves. (3) Red tail: fireworks red. In Zhejiang and other places, there are many cultivated and wild safflower. (4) Yin Wei: The flowers are white or slightly cocoon-colored, and the leaves are light green. Cuiwei, with the best blue petals, is a panicle with the top of a new branch, which is 20 cm long. Each flower has 6 petals, which is wrinkled like a roulette wheel. The tree is full of flowers, gorgeous as a sunset, so it is also called full house. The result is a capsule, which looks like soybean and contains many seeds. It expires on 1 1 month. According to the color in the picture, it can be determined that it is Wei Zihua.