cellular structure of leaf. internal leaf structure a leaf is made of many layers that are sandwiched between two layers of tough

anatomy biology branch cell cellular chlorenchyma chloroplast cuticle cytoplasm epidermis flower green guard illustration isolated leaf mesophyll morphology natural nature nucleus oxygen palisade parenchyma part phloem photosynthesis plant respiration sponge spongy stem stoma structure style tissue vacuole vascular vein veins wall water xylem