Lagerstroemia speciosa is a a big tree which profusely flowers in summer. This is a native in Southeast Asia specifically India and the Philippines. In Pilipino, this tree is called "banaba". The first 3 photos however, is already a cultivated one, and the trunk is already shorter and flowers are more abundant than the native variety. For the Eastern countries like the Philippines, these are used for medicinal purposes, as the leaves are made into tea or in capsulized forms for lowering blood sugars or for kidney problems.
In the West these are called Crape Myrtles, and fully domesticated, hybridized to several colors and varieties. These are seen profusely flowering along their streets, parks and landscapes.
I shared this post in Today's Flowers .