what is Epidermis tissue?
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Epidermis, in botany, outermost, protoderm-derived layer of cells covering the stem, root, leaf, flower, fruit, and seed parts of a plant. The epidermis and its waxy cuticle provide a protective barrier against mechanical injury, water loss, and infection.
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epidermis it is the outermost oneself thick layer of the leaf and consists of two distinct parts upper epidermis does not contain chloroplast it protect the internal leaf tissue by preventing water loss through evaporation lower epidermis contain stomata which help in the gaseous exchange in plant
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