The structure that is thick to protect some of the reproductive structures in flowers is the sepal.
The structure that is thick to protect some of the reproductive structures in flowers is the sepal. The sepal is a leaf-like structure that is usually green and located at the base of a flower. It is the outermost part of the flower and its primary function is to protect the developing flower bud. Sepals are often thick and durable to provide physical protection to the delicate reproductive structures inside the flower.
