Flower Parts & Functions Match the flower parts & their descriptions. Tools A B ovary where seeds develop ovules tiny preseeds in the ovary pistil the female part of the plant stigma the top part of the pistil which is sticky to capture pollen stamen the male part of the flower anther pollen bearing organ of the flower filament part of the stamen; slender stalk that supports the anther petals provides color & scent and protects the reprodcuctive part of the flower sepals leaflike structures at base of flower to protect flower before it opens calyx collection of all sepals corolla collection of all petals - blossom style part of the pistil between the stigma & ovary sperm male reproductive cell egg female reproductive cell