CONTENTS 



CHAPTER XVI 



PAGE 



Subterranean Fdngi — Toberaceae . 189 



CHAPTER XVII 

 Capsular Fungi — Pyrenomycetes . .197 



CHAPTER XVIII 



Gaping Fungi — Hysteriaceae . 222 



CHAPTER XIX 



Conjugating Fungi — Phycomycetes . .227 



CHAPTER XX 



Rust Fungi — Uredineae . 242 



CHAPTER XXI 



Smdt Fungi — Ustilagines . . .251 



CHAPTER XXII 



Imperfect Capsular Fungi — Sphaeropsideae . . .259 



CHAPTER XXIII 



Moulds — Hyphomycetes . . . 277 



CHAPTER XXIV 



Microbes — Schizomycetes and Saccharomycetes 290 



CHAPTER XXV 



Slime Fungi — Myxomycetes ... . 304 



