1. French paulownia is another name of French Platanus acerifolia, commonly known as "Fatong". Platanus acerifolia is a hybrid of Platanus acerifolia The distribution of root system is shallow, so it is easy to be injured and inclined during typhoon. Strong anti-air pollution ability, the blade has the function of absorbing toxic gases and dust retention. The tree has a tall trunk, lush foliage, rapid growth, easy survival and pruning resistance, so it is widely planted as a street greening tree species and a fast-growing timber tree species. It has strong resistance to toxic gases such as sulfur dioxide and chlorine.

2. 1640 was bred in London, England, introduced from London and widely cultivated in major cities around the world, and used as street trees and courtyard greening trees. Modern Platanus acerifolia was introduced to China in the last century 10-20' s, and was mainly planted by the French in the Shanghai French Concession, so it was called "Platanus acerifolia" or "Fatong" for short. In fact, it is not native to France, and the hybrid "Yingtong" is widely planted in Hangzhou. Platanus acerifolia has good heterosis, fast growth, easy reproduction, thick leaves, beautiful posture, pruning resistance and air purification, and is known as the "king of street trees in the world".