Define the following term: Perigynous flower.

(N/A) Perigynous flower:
In perigynous flowers,the gynoecium is situated in the centre,and the other floral parts (sepals,petals,and stamens) are arranged at the rim of the thalamus at approximately the same level.
The ovary in such flowers is said to be half-inferior.
Examples include $Plum$,$Rose$,and $Peach$.