Plant Anatomy Dermal Tissue. The dermal tissue covers the outer surface of the stem and usually functions to waterproof protect and control gas exchange. Flexible support tissue.
The epidermis is usually one cell layer thick and its cells lack chloroplasts. Similarly as the trunk of a woody plant gets larger the dermal tissue need to be expanded and replaced. The upper leaf surface has few or no stomata compared to the lower surface.
Trichomes and root hairs are the epidermal.
Angiosperm Categories Monocot and Dicot Characteristics Tissues of the Plant Dermal Tissue System Vascular Tissue System Ground Tissue System Plant Structure Seed Structure Seed Structure Seedling Parts Meristem Growth Tissue Meristem Location Stem Functions Stems and the Vascular System Stem Functions Leaf Functions Leaf Interior Leaf Arrangement Simple and Compound Leaves Flower Structure PLANT ANATOMY Angiosperm Categories Monocot and Dicot Characteristics Tissues. Flexible support tissue. The dermal tissue systemthe epidermisis the outer protective layer of the primary plant body the roots stems leaves flowers fruits and seeds. Similarly as the trunk of a woody plant gets larger the dermal tissue need to be expanded and replaced.
