CONTENTS. 



Page 



ADVERTISEMENT .- ; .."' . " '., . . vi 



PREFACE ., ,.,.:. J, .:.-. ; - i? . - ->v e& i *=/* . v " 

 LIST OF ABBREVIATIONS USED IN THE WORK *>: ' >' xiii 

 DIRECTIONS TO THE UNPRACTISED STUDENT . . xv 



ANALYTICAL KEY TO THE NATURAL ORDERS, ETC. . xvii 



GARDEN BOTANY . .^ t ..... xxix 



ADDENDA TO THE BOTANY OF THE NORTHERN UNITED STATES xc 



FLORA. PHJENOGAMOUS OR FLOWERING PLANTS . . 1 



Dicotyledonous or Exogenous Plants . . 1 



Angiospermous, Polypetalous . . .2 



Monopetalous . . . 163 



Apetalous . . .359 



Gymnospermous Plants . . . 420 



Monocotyledonous or Endogenous Plants . .426 



CRYPTOGAMOUS OR FLOWERLESS PLANTS . 607 



INDEX ''j-' Y . . . . . .705 



EXPLANATION OF THE PLATES . * .731 



