CONTENTS. IS 



CHAPTER XII. 



ON TUE STRUCTURE AND MOVEMENTS OF SOME OTHER 

 SPECIES OF DROSERA. 



Drosera anglica Drosera intermedia Drosera capensis Drosera 

 spathulata Drosera filiformis Drosera binata Concluding 

 remarks Pages 278-285 



CHAPTER XIII. 

 DION^EA MUSCIPULA. 



Structure of the leaves Sensitiveness of the filaments Eapid 

 movement of the lobes caused by irritation of the filaments 

 Glands, their power of secretion Slow movement caused by 

 the absorption of animal matter Evidence of absorption 

 from the aggregated condition of the glands Digestive 

 power of the secretion Action of chloroform, ether, and 

 hydrocyanic acid The manner in which insects are captured 



Use of the marginal spikes Kinds of insects captured - 

 The transmission of the motor impulse and mechanism of 

 the movements Ee-expansion of the lobes .. 286-320 



CHAPTER XIV. 



ALDROVANDA VESICCLOSA. 



Captures crustaceans Structure of the leaves in comparison 

 with those of Dionsea Absorption by the glands, by the 

 quadrifid processes, and points on the infolded margins - 

 Aldrooanila vesiculosa, var. austral is Captures prey - 

 Absorption of animal matter Aldrovanda vesiculosa, var. 

 verticillata Concluding remarks 321-331 



CHAPTER XV. 



DROSOPHYLLUM EORIDULA BTBLIS GLANDULAR HAIRS OF 

 OTHER PLANTS CONCLUDING EEMARKS ON THE DROSERACE^E. 



Drosophyllum Structure of leaves Nature of the secretion- 

 Manner of catching insects Power of absorption Digestion 

 of animal substances Summary on Drosophyllum Eoridula 



Byblis Glandular hairs of other plants, their power of 

 absorption Saxifraga Primula Pelargonium Erica 

 Mirabilis Nicotiana Summary on glandular hairs Con- 

 cluding remarks on the ?>oseracese 332-307 



