Contrary to parenchyma (which is a simple tissue), epidermis is a complex tissue composed of epidermal and stomata cells. Its main functions are transpiration, gas exchange and defense.

Is epidermal tissue complex?

Epidermis. The epidermis is also a complex plant tissue, and an interesting one at that. Officially, the epidermis is the outermost layer of cells on all plant organs (roots, stems, leaves).

Which type of tissue is epidermal tissue?

The epidermis is the outermost cell layer of the primary plant body. In some older works the cells of the leaf epidermis have been regarded as specialized parenchyma cells, but the established modern preference has long been to classify the epidermis as dermal tissue, whereas parenchyma is classified as ground tissue.