A flower is made up of both reproductive and non-reproductive parts.
The given diagram represents the longitudinal section of a flower.
1.1. Reproductive parts:
Female reproductive parts
∙∙ Pistil or carpel is the female reproductive part of the flower.
∙∙ Each carpel is made up of stigma, style, and ovary.
Male reproductive parts
∙∙ Stamens are the male reproductive parts of the flower.
∙∙ Each stamen consists of anther and filament.
2.2. Non-reproductive parts:
∙∙ The calyx is the outermost whorl of modified leaves called sepals.
∙∙ Corolla is the whorl inner to the calyx and mostly comprises brightly coloured petals.