CONTENTS 



PAGE 



INTRODUCTION 1 3 



CLASS I 



DICOTYLEDONS 



DIVISION 



I. PETALS, FREE ; WITHOUT ANY RECEPTACULAR 



EXPANSION 30 



II. PETALS, FREE ; FLOWER WITH A RECEPTACULAR 



EXPANSION 66 



III. COROLLA, WITH THE PETALS COHERENT . I02 



IV. FLOWERS INCOMPLETE ; COROLLA WANTING ; 



SEXES OFTEN SEPARATE . , , . 141 



CLASS II 

 MONOCOTYLEDONS 



I. PERIANTH SUPERIOR AND OVARY INFERIOR . 161 



II. PERIANTH INFERIOR AND OVARY SUPERIOR . 1 69 



III. FLOWERS WITH GLUMES INSTEAD OF A PERIANTH I 78 



