What is the water character tree called?

Water purple tree is a deciduous tree, belonging to Orchidaceae, which grows rapidly and has a narrow crown. Simple leaves alternate, the leaf length is 10cm~ 18cm, and the leaf color is golden in autumn. The fruit is purplish red. It likes light, has strong adaptability, is extremely resistant to water and humidity, can survive and grow under waterlogging conditions for a long time, and is suitable for planting in low-lying, waterside and fields. It is an ideal tree species for farmland shelterbelt in low wetland and water network plain.