flower is most advance reproductive structure. It provides structures to attract pollinators as well as provides adaptations for seed dispersal and protective covering fruit.

male reproduter part is anther from where the pollen grain are transferred and land on stigma then the pollen tube grows and the male gametes fuse to egg and other with polar nuclei in female reproductive part that is ovary the fusion of the gametes starts in ovary

the work of flower reproduction is main of anther