The flower of a plant is the organ of sexual reproduction of angiosperms. For plants, the whole life process of a flower is essentially a process of reproduction. Its main function is to fertilize the stamen and pistil of a flower and produce fertilized eggs.
For better reproduction, plants will open bright and fragrant flowers, attract insects, birds and animals to help transfer pollen, so as to complete the process of fertilization and produce seeds to reproduce.
Plant flowers for people, has the role of viewing, see the bright fragrant flowers, people's spirit will become invigorated, can adjust people's mood
Some plant's flowers are edible, after people eat, they will supplement nutrition, adjust body condition and so on.