Figure 4.
Anatomical changes in the leaves of Fraxinus uhdei treated with acid solutions. Control group: (a) adaxial view of the epidermis, (b) intercostal area, (c) margin. Treatment pH 3.8: (d) adaxial view of the epidermis, (e) intercostal area, (f) margin. Treatment pH 2.5: (g) adaxial view of the epidermis, (h) intercostal area, (i) margin. D: damage; PP: palisade parenchyma; SP: spongy parenchyma; AdE: adaxial epidermis; AbE: abaxial epidermis; PT: peltate trichome (a,d,g) scanning electron microscopy; (b,c,e,f,h,i) bright field microscopy. Scale represents 100 microns.
