Interest is the breeding structure for flowering plants. The function of interest is to produce seeds through breeding and also to become an intermediary for the union of male gametes and female gametes. Flower is one of the attractions for the animals to get closer besides the flowers also have nectar which is a food for the insects.
Many flowers depend on the wind to move the stalks between the flowers of the same species in order to pollinate. There are also those that depend on animals, especially insects to pollinate. For example: bees, butterflies, birds and many more..