CONTENTS. 



PART 1 

 DEVELOPMENTAL BOTANY. 



INTRODUCTION 17 



CHAPTER I. 



ALG^ ..... . . . 22 



GREEN ALG^E . . . . . ; . . . . . .... 22 



BLUE-GREEN ALG^: \ ... 24 



BROWN ALG^: ... . . ... . . ... ... 26 



SUMMARY .-;-..,-. . . . . .- . . . . . . . 30 



RED ALG^E . 32 



CHAPTER II. 



FUNGI . ... .... . . 34 



BACTERIA . . ....... . ... ... . . . 34 



YEAST . . . . . ; ." . . . . 41 



BLACK MOLD . . . . . . ., ~J . . . . , . . 45 



LICHENS . . . . . V . . . . . ; . . . .. . 50 



SUMMARY 51 



CHAPTER III. 



LIVERWORTS (HEPATIC^) ..... 56 



SUMMARY 60 



