What is the difference between Dicot Stem and Dicot Root ?

The difference between Dicot Stem and Dicot Root  are :-  in the former the outermost layer is called epidermis; the outer wall is covered with thick cuticle. The epidermis contains multicellular hairs and stomata here and there whereas in the later the outermost layer is called epiblema. It consists of thin-walled cells and containing intercellular hairs. Stomata and cuticle are absent.