CONTENTS. 



Page 



Preface .1 



Syiv^opsis or the Orders 5 



Analytical Key to the Ordeks . . . . . .19 



Explanation of Abbreviations of Authors' Names . 30 



Explanation of Signs 32 



FLORA. — Ph^nogamous or Flowering Plants . . 33 



Dicotyledonous or Exogenous Plants 33 



Angiospermous, Polypetalous . ♦ . 33 



Gamopetalous . . .216 



Apetalous . . . . 425 



Gymnospermous Plants , . . . . 489 



Monocotyledonous or Endogenous Plants . 495 



Cry^ptogamous or Flowerless Plants . .675 



Vascular Acrogens, or Pteridophytes . . 6 75 



Cellular Acrogens, or Bryopliytes (Hepatica?) . 702 



Additions and Corrections 733 



Table of Orders , . . . 736 



Glossary > . . 738 



Index .... ... .... 749 



• Plates, with Explanations 761 



