👉 Protheca is a group of two or more cells that are connected by a common cell wall. It is often associated with plants, especially those with thorns or spines. Protheca can be found in a variety of plant species, including roses, lilies, and ferns. In these plants, the prothecum develops from the stamens, which contain two or more cells that are connected by a common cell wall. The prothecum is responsible for producing