What do you call a flower that has its four 4 main parts?

A bisexual flower is a flower that contains all four of its main parts: petals, sepals, stamen, and pistil. This type of flower is also known as a complete or perfect flower, as it contains all the necessary parts for successful pollination and reproduction.

The petals of a bisexual flower are typically the most visible part of the flower, as they are usually brightly colored and attract pollinators. The sepals are the green, leaf-like structures that form the outermost layer of the flower and protect the petals. The stamen is the male reproductive structure of the flower, and consists of the anther and filament. The anther produces the pollen, while the filament supports the anther. The pistil is the female reproductive structure of the flower, and consists of the stigma, style, and ovary. The stigma is the sticky tip of the pistil, which collects the pollen. The style is the stalk that connects the stigma to the ovary, and the ovary contains the ovules, which are the female reproductive cells.

Bisexual flowers are essential for the successful pollination and reproduction of plants. The pollen from the stamen must be transferred to the stigma of the pistil in order for fertilization to occur. This process is usually done by pollinators such as bees, butterflies, and hummingbirds. Without bisexual flowers, many plants would not be able to reproduce and survive.