J66 PLANT RESPONSE 



Artocarpus, effect of over-turgidity, 58 



,, localisation of motile areas in, 58 



,, response of, 55, 420, 653 



Ascent of sap, mechanics of, 390 

 ,, rapidity of, 392 



,, theories of, 359 



,, uni-directioned flow of, 390 



Autonomous excitation, seat of, in Desmodium, 297 



,, response, continuity with multiple, 290, 291 



,, ,, induction of, by hydrostatic pressure in cardiac tissue, 307 



,, ,, ,, ,, ,, in Desmodium, 307 



,, ,, ,, by accession of energy in Biophytum, 305 



,, ,, ,, ,, ,, in Desmodium, 306 



,, ,, periodic groupings of, 291, 350 



Avena saliva, heliotropic response of, 604 



Balsam, effect of hydrostatic pressure on growth of, 428 



,, growth-pulsation of, 432 

 Barium chloride, effect on Desmodium pulsation, 351 

 Bindweed, effect of section of root-tip on excitability of, 541 



,, polar effect of current in the growth of root of, 556 



,, response of root of, to thermal stimulus, 76, 526, 527 

 Biophytum, additive effect in, 274 



,, autonomous response of, 305 



,, diurnal sleep movement of, 634 



,, effect of anaesthetics, 223, 225 



,, ,, an- and kat-electrotonus, 232-236 



,, ,, cold on excitability of, 222, 224 



,, ,, ,, latent period of, 141 



,, ,, . load on response of, 25 



,, electric response of, 34, 37 



,, erectile response of, 24, 37, 400 



,, minimally effective stimulus in, 27 



,, multiple response of, 282 et sea. 



,, normal mechanical response of, 24, 37 



,, nyctitropic movement of, 680 



,, polar effect of current on, 195, 197 



,, refractory period of, 273 



,, response on 'all or none ' principle, 272 



Bi-polar method, 191 



Botrydium granulatum, phototaxis of, 497 

 Brown, H., on diffusion through multi-perforate septum, 399 

 Bryophyllum calcynum, response of, 62 



Carbon disulphide, effect of, on mechanical response, 132 

 Carbonic acid, effect of, on Desmodium pulsation, 325 



,, ,, ,, on growth, 480 



,, ,, ,, on mechanical response, 131 



Chemical method, determination of velocity by, 255 



