Yellow poinciana as they are called in some place is a very showy flowering tree. Normally low at 8 meters tall, with wide-spreading branches that form an umbrella-like crown up to 8 meters across. Suppose to be a native of  Sri Lanka, the Malay archipelago all the way to northern Australia. Now it is found in more countries. Growing in the wild on its own The plant was introduced to many other countries and also replanted as wild plants in Singapore. It got its name as Tapah Weeds. The tree being coastal in origin, thrive well in arid soil also meaning low maintenance is well adopted as shade trees. Planted in rows, I would say used as street trees in Malaysian cities. Of course contract company dwelling in Landscape choose the plants as fillers for private gardens gardens