Who knows what kind of flower this is?

Also known as full house red, full rice flower, monkey thorn pass, Wulixiang, Buddha flower and itch tree, it is a widely planted ornamental tree species, which is the flower of Anyang, Xuzhou, Xiangyang and Haining. Lagerstroemia indica originated in China, and it is a long-lived tree with strong adaptability. Because its tree shape is not high, it is very suitable as a garden ornamental tree and a street greening tree. Lagerstroemia indica has been cultivated in China for thousands of years. It was planted in Chang 'an Palace in the Tang Dynasty and spread all over the world in recent centuries. Westerners found this tree from India, so it is called "lilac" in French. The flower language of osmanthus fragrans is auspicious, eloquent and feminine.