Vlll PREFACE TO FIRST EDITION ' 



The order of topics follows that in the author's Funda- 

 mentals of Botany, but with only minor changes the 

 GUIDE may be adapted for use with any text. 



The author is indebted to Dr. E. W. Olive for his careful 

 reading of portions of the page proof. 



C. STUART GAGER. 

 BROOKLYN BOTANIC GARDEN, 



