Vi CONTENTS 



PAGE 



Paraffin imbedding oven 30 



Paraffin blocks 31 



Cutting sections 31 



Hand microtome 31 



Machine microtomes 32 



CHAPTER V 



REAGENTS 



Reagent set . 39 



Measuring cylinder 40 



CHAPTER VI 



HOW TO MOUNT SPECIMENS 



Temporary mounts 41 



Permanent mounts 41 



Cover glasses 43 



Glass slides 44 



Forceps . 45 



Needles 46 



Scissors 46 



Turntable 46 



Labeling 47 



Preservation of mounted specimens 48 



Slide box 48 



Slide tray 48 



Slide cabinet 49 



PART II 



Tissues, Cells and Cell Contents 



CHAPTER I 



THE CELL 



Typical cell _ . 53 



Changes in a cell undergoing division 55 



Origin of multicellular plants . 57 



CHAPTER II 



THE EPIDERMIS AND PERIDERM 



Leaf epidermis 59 



Testa epidermis 63 



Plant hairs . 66 



