The ginkgo tree is also known as the "grandson tree", meaning that the ginkgo tree grows slowly, but its life expectancy is very long, "Gong Gong planted the tree, the grandson to get the fruit". So the ginkgo tree is also called Gongsun tree.

After the Ming Dynasty, people according to the slow-growing characteristics of the ginkgo tree, called "Gongsun tree". The "Gongsun tree" was first seen in Zhou Wenhua's "Ru Nan Nursery History", which says: "Gong planted and Sun get to eat," meaning that you planted ginkgo when you were a teenager and stayed as a grandpa to be able to bear fruit and eat the white fruits.

Expanded:

And Tong Pingya, "Ginkgo History," said: "Legend has it that the ancestor of the Chinese nation, Regulus, resumed the family name Gongsun. Ginkgo's lifespan can be compared with China's written history, and thus called 'Gongsun tree'. This name refers specifically to the ginkgo tree. It is classified as a slow-growing tree. Generally, it takes 20 years for the tree to bear fruit and produce white fruits, and 30 years for it to enter the productive period.

Ginkgo is the earth one hundred and seventy thousand years ago, the quaternary glacial period of tsetse plants, so, also known as the precious "living fossil". All over China, there are more than a thousand years of ginkgo, such as Beijing Dajue Temple and Tanzhe Temple of the ginkgo, are more than 1,200 years.

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