It has pollen that contains sperm. Stigma is the tip of a pistol. It's sticky and catches pollen. Ovary is the bottom of a pistol. Lily Ovary with Ovules photo by Adam Robarge Style is the stalk that attaches the stigma to the ovary.
Ovules are inside the ovary and develop into seeds.
Petals attract pollinators. Sepals are leafy structures under petals.