x TABLE OF CONTENTS. 
Ev@LENA VIRIDIS (Continued). 
Multiplication by Fission . ; 
Transverse Division of Amphileptus . 
Formation of Endogenous Spores in Euglena 
Spores oF Funer. (Plate III. Fig. 3.) . 
Structure of Spores of Fungi 
Conditions necessary for Germination, 
Abundance of Spores . 
Role of Bacteria and Sore Hane 
Parasitic Fungi 
EPITHELIUM CELLs. (Plate IV. ies 1 and 2) 
Epithelium Cells from Mouth 
Ciliated Epithelium Cells. 
Scates or Insucts. (Plate IV. Figs. 3 and a9 
Broop-Corruscies. (Plates V. and VI.) 
Form and Dimensions of Red Blood-Corpuscles 
Origin of Red Blood-Corpuscles . 
Polgilass Blood-Corpuscles 
Ameboid Movements of Colorless Blood- Corpuscles . 
Emigration of White Blood-Corpuscles 
Continued Vitality of Cells detached from a Living Body 
POLLEN GRAINS. (Plate VII.) 
Formation of Pollen Grains . 
Function of Pollen Grains 
Varieties of Form and Markings 
EPIDERMIS OF PLants. (Plate VIII.) 
Structure of the Epidermis of Plants 
Stomata A . 
PLant Hairs. (Plate IX. Fig. 2.) 
Structure of Plant Hairs 
Various Forms of 
Cyclosis in Plant Hairs 
SECTIONS OF VEGETABLE Tissues. (Plates IX., X., and ses 
Structure of Stem of Exogenous Plants 
a fe “ Endogenous Plants . 
Diatoms. (Plates XII, XIII, XIV., XV., and eoraee 
Diatoms, Unieellatan Plants ; 
Valves or Frustules of Diatoms . 
Fossil Diatoms 
