The flower structures are identified above:
The functions are as follows.
Petal- large and brightly coloured to attract insects.
Sepal- protects the flower whilst in bud.
Stalk- supports the flower to make it easily seen by insects, and to be able to withstand the wind.
Stamen- male reproductive organ of the flower, made up of the anther and filament.
Anther- contains pollen sacs, in which pollen grains are formed. Pollen contains the male sex cells.
Filament- supports the anther.
Carpel- female reproductive organ if the flower. Made up of the stigma, style and ovary.
Stigma- sticky surface to the ovary, through which pollen tubes grow.
Style- links the stigma to the ovary through which pollen tubes grow.
Ovary- contains ovules which form into seeds when fertilised.
Hope this helps! :)
