CONTENTS OF VOL. II. 



PAET IV.— MOEPHOLOGICAL DEVELOPMENT. 



CHAP. 



I. — THE PROBLEMS OF MOEPHOLOGY . 

 II. — THE MOEPHOLOGICAL COMPOSITION OF PLANTS 



III. THE MOEPHOLOGICAL COMPOSITION OF PLANTS. 



CONTINUED ...... 



IV. THE MOEPHOLOGICAL COMPOSITION OF ANIMALS 



V. THE MOEPHOLOGICAL COMPOSITION OF ANIMALS, 



CONTINUED ...... 



VI. MOEPHOLOGICAL DIFFEEENTIATION IN PLANTS 



VII. THE GENEEAL SHAPES OF PLANTS 



VIII. THE SHAPES OF BEANCHES . 



IX. THE SHAPES OF LEAVES 



X. THE SHAPES OF FLOWEES . 



XI. THE SHAPES OF VEGETAL CELLS . 



XII. — CHANGES OF SHAPE OTHEEWISE CAUSED 



XIII. MOEPHOLOGICAL DIFFEEENTIATION IN ANIMALS 



XIV. THE GENEEAL SHAPES OF ANIMALS 



XV. THE SHAPES OF VEETEBEATE SKELETONS 



XVI. — THE SHAPES OF ANIMAL CELLS . 

 XVII. — SUMMAET OF MOEPHOLOGICAL' DEVELOPMENT 



10 



28 



77 



99 

 113 

 119 

 130 

 13Y 

 146 

 159 

 162 

 166 

 161) 

 192 

 210 

 213 



PAET v.— PHYSIOLOGICAL DEVELOPMENT. 



I. THE PEOBLEMS OF PHYSIOLOGY .... 221 



II. DIFFEEENTIATIONS BETWEEN THE OUTEK AND IN- 

 NEE TISSUES OF PLANTS . . . .226 



III. DIFFEEENTIATIONS AMONG THE OUTEE TISSUES OF 



PLANTS ....... 243 



IV. — DIFFEEENTIATIONS AMONG THE INNEE TISSUES OF 



PLANTS . . ... 2,52 



V. PHYSIOLOGICAL INTEGEATION IN PLANTS . . 275 



