CONTENTS. XV 



Chapter XV. 



THE SPERMAPHYTA (CONTINUED). 



Class II. — The Angiospermce. 



Page. 



General Characters of the Class — The Sub-Class Mono- 

 cotyledons — General Characters — The Helobiae — 

 The Glumiflorae — The Spadiciflorae or Nudiflorae — 

 The Enantioblastae — The Scitaminieae — The Gyn- 



andrae — The Liliiflorae . . 374-382 



Chapter XVI. 



THE SPERMAPHYTA — ANGIOSPERMCE (CONTINUED). 



The Dicotyledons — General Characters of the Sub- 

 Class — The Apetalae — The Gamopetalae — The 

 Choripetalae 3 82 ~3 8 9 



Chapter XVII. 



SUCCESSION OF VEGETABLE LIFE. 



Order of Appearance in Time— Archaean Plants — Pal- 

 eozoic Plants — Plants of the Mesozoic 389—394 



Chapter XVIII. 



SUCCESSION OF VEGETABLE LIFE (CONTINUED). 



Plants of the Tertiary — Plants of the Quaternary — The 



Defective Record — Conclusion 395-400 



