xii CONTENTS 



B. THE MOSSES 

 Type VIII 



PACK 



FUNARIA HYGROMETIUCA . . . . , .126 



1. The Leafy Stem 



a. Structure . . . . . ,128 



b. Apical Development . . . .132 



2. The Sexual Organs . . . . .132 



3. The Spcrogonium or Fruit . . . 137 



4. Germination of the Spores .... 142 

 Summary ....... 144 



CHAPTER III 



THE ALG^E . . .146 



A. THE CHLOROPHYCE.E 



Type IX 



(EDOGONITJM 



1. Structure -147 



2. Reproduction- 



a. Asexual .... . 150 



b. Sexual ...... 152 



Type X 



ULOTHKIX ZONATA 



1. Structure . . . . .159 



2. Reproduction ...... 160 



Type XI 



SPIROGYRA 



1. Structure . . . . . . 168 



2. Reproduction . . . , . .170 



