INDEX. 
CLOVES. 
Cloves, oil of, action on Drosera, 173 
Cobalt chloride, action on Drosera, 
152 
Cobra poison, action on Drosera, 168 
Cohn, Prof., on Aldrovanda, 260 
, on contractile tissues in plants, 
293 
, on movements of stamens of 
Composite, 208 
, on Utricularia, 319 
Colchicine, action on Drosera, 166 
Copper chloride, action on Drosera, 
151 
Crystallin, its digestion by Drosera, 
98 Co, 
Curare, action on Drosera, 166 
Curtis, Dr., on Dionza, 243 
p. 
Darwin, C., papers on action of 
ammonia on roots, 55 
, Erasmus, on Diongæa, 243 
, Francis, on the effect of an 
induced galvanic current on Dro- 
sera, 31 
, on aggregation in Drosera, 32, 
39 
, on nutrition of Drosera, 15 
„on the digestion of grains of 
chlorophyll, 103 
De Bary, effect of animal food on 
Utricularia, 365 
De Candolle, on Dionæa, 232, 233, 
235 
Delpino, on Aldrovanda, 260 
, on Utricularia, 319, 366 
, on Dischidia, 367 
Dentine, its digestion by Drosera, 88 
Digestion of various substances by 
Dionæa, 243 
by Drosera, 71 
—— —— by Drosophyllum, 274 
by Pinguicula, 307 
, origin of power of, 291 
Digitaline, action on Drosera, 165 
Dionza, early literature of, 231 
—_—, 
_—— 
DROSOPHYLLUM. 
Dionza, muscipula, small size of roots, 
231 
- 
» structure of leaves, 232 
, Sensitiveness of filaments, 254 
, absorption by, 238 
, secretion by, 238 
—, digestion by, 243 
, effects on, of chloroform, 246 
» manner of capturing insects, 
247 
, transmission of motor impulse, 
253 
, re-expansion of lobes, 257 
Direction of inflected tentacles of 
Drosera, 197 
Dischidia. Rafflesiana, 366 
Dohrn, Dr., on rhizocephalous crus- 
taceans, 288 
Donders, Prof, small amount of 
atropine affecting the iris of the 
dog, 140 
Dragonfly caught by Drosera, 2 
Drosera, absorption by, 1, 14 
anglica, 224 
binata, vel dichotoma, 227 
capensis, 225 
dichotoma, 5 
—— filiformis, 226 
heterophylla, 229 
—— intermedia, 225 
, sensitiveness of, 22 
Drosera rotundifolia, structure of 
leaves, 3 
, artificial feeding of, 15 
, effects on, of nitrogenous 
fluids, 64 
, effects of heat on, 56 
, its power of digestion, 71 
——, backs of leaves not sensitive, 188 
——, transmission of motor impulse, 
190. 
——, general summary, 212 
spathulata, 226 
Droseraceez concluding remarks on, 
287 
——, their sensitiveness compared 
with that of animals, 295 
Drosophyllum, structure of leaves, 
269 
, secretion by, 270 
