Epicalyx is a characteristic feature of

Step-by-step solution

The flower is the reproductive structure that is found in the flowering plants. The flower is made up of four parts i.e., calyx, corolla, androecium, and gynoecium. The calyx is the outermost whorl of the flower whereas gynoecium is the innermost whorl of the flower. Each unit of the calyx is called sepals. It may be free or fused. Epicalyx is found in Hibiscus in which an additional whorl is found on the outer side of the calyx or it is a group of bracts resembling a calyx.