flowers of royal poinciana got a sharp red color. It is also known as Vaaga in many areas of Kerala. Its blossom is the national flower of St. Kitts and Nevis, and in May 2018 the royal poinciana was adopted by the city of Key West as its official tree. Known locally as , Delonix regia is the city flower of Sepang, Selangor, Malaysia. In Vietnam, this tree is called , or "phoenix's tail", and is a popular urban tree in much of Vietnam. Its flowering season is May–July, which coincides with the end of the school year in Vietnam. Because of this timing, the flower of poinciana is sometimes called the "pupil's flower". The tree is also commonly found on school grounds in Vietnam, however after several incidents where a tree has fallen onto students, with one student killed, schools started cutting down or severely pruning the trees. Hải Phòng is nicknamed ("City of red poinciana"). The song "Poinciana" was inspired by the presence of this tree in Cuba. References Further reading Floridata data base ARKive – images and movies of the flame tree (Delonix regia) External links Scientific information about Delonix regia regia Endemic flora of Madagascar Ornamental trees Decorative fruits and seeds Taxa named by Wenceslas Bojer Taxa named by William Jackson Hooker Taxa named by Constantine Samuel Rafinesque