INDEX. 



ABSORPTION. 



Aft-or;pnoN by Dionsea, 295 



by Drosera, 17 



by Drosophyllum, 337 



- by Pinguicula, 381 



by glandular hairs, 344 



by glands of Utricularia, 41G, 



421 



by quadrifids of Utricularia, 



413, 421 



by Utricularia monima, 437 



Acid, nature of, in digestive secre- 

 tion of Drosera, 88 



present in digestive fluid of 



various species of Drosera, Dio- 

 nap,a, Drosopliyllum, and Pingui- 

 cula, 278, 301, 339, 381 



Acids, various, action of, on Drosera, 

 188 



of the acetic series replacing 



hydrochloric in digestion, 89 



, arsenious and chromic, action 



on Drosera, 185 

 , diluted, inducing negative 



osmose, 197 

 Adder's poison, action on Dro=era, 



206 

 Aggregation of protoplasm in Dro- 



gera, 38 

 in Drosera induced by salts of 



ammonia, 43 

 caused by small doses of 



carbonate of ammonia, 145 



of protoplasm in Drosera, a 



reflex action, 242 



in various species- of 



Drosera, 278 

 in Dionaoa, 290, 300 



80 



AMMONIA. 



Aggregation of protoplasm in Dro 

 sophyllum, 337, 339 



in Pinguicula, 370, 389 



in Utricularia, 411, 415, 



429, 430, 436 



Albumen, digested by Drosera, 92 

 - , liquid, action on Drosera, 79 



Ak-ohol, diluted, action of, on Dro- 

 sera, 78, 216 



Aldrovanda vesiculosa, 321 



, absorption and digestion by, 



325 

 -, varieties of, 329 



Algae, aggregation in fronds of, 65 



Alkalies, arrest digestive process in 

 Drosera, 9-4 



Aluminium, salts of, action on 

 Drosera, 184 



Ammonia, amount of, iu rain water, 

 172 



, carbonate, action on heated 



leaves of Drosera, 69 



, , smallness of doses cans- 

 ing aggregation in Drosera, 145 

 , its action on Drosera, 



141 



-, vapour of, absorbed by 

 glands of Drosera, 142 



-, smallness of doses cans- 



ing inflection in Drosera, 145, 



168 



, phosphate, smallness of doses 



causing inflection in Drosera, 



153, 168 



, , size of particles affecting 



Drosera, 173 



, nitrate, smallness of doses 

 causing inflection in Drosera, 148, 

 168 

 . salts of, action on Drosera, 136 



