Draw a labelled diagram of the longitudinal section of a flower.

(N/A) The longitudinal section of a flower consists of the following main parts:
$1$. Sepal: The outermost green,leaf-like structures that protect the flower in the bud stage.
$2$. Petal: The brightly colored parts that attract insects for pollination.
$3$. Stamen: The male reproductive part of the flower,consisting of an anther and a filament.
$4$. Carpel (Pistil): The female reproductive part of the flower,consisting of the stigma,style,and ovary.