ILLUSTRATIONS Xxxvii 



FrG. PAGB 



225. Erectile Response of Leaf of Mimosa due to Transmission of Indirect 



Effect to Distal Side, when Proximal is Stimulated . . . . 532 



226. Curious Response of Ariscema . . . . . ' . 533 



227. Curves showing Effect of Amputation on Rate of Growth and 



Response in Root of Bindweed 541 



228. Response of Leaf of Mimosa in Favourable Tonic Condition to 



Chemical Stimulus of 3 per Cent. Salt Solution . . . 551 



229. Response of Leaf of Mimosa in Ordinary Tonic Condition to the 



Chemical Stimulus of 10 per Cent. Solution of Salt . ... 552 



230. Polar Effects of Currents due to Localised Application on Upper . 



Half of Pulvinus of Erythrina indica ....*. 555 



231. Effects of Anode and Kathode on Variation of Rate of Growth in 



Root of Bindweed exhibited by Balanced Growth-record . . . 557 



232. Responsive Curvature in Scape of Crinum Lily by Unilateral 



Application of Anode and Kathode ^ ^ . . . .558 



233. Effect in Acceleration of Rate of Growth of Seedling of Oryza sativa 



of Current through the Soil . . . . . . . . 560 



234. Longitudinal Contraction and Retardation of Growth under Light in 



Hypocotyl of Sinapis nigra . . . . . . . . ,572 



235. Balanced Record of Variation of Growth in Flower-bud of Crinum 



Lily under Diffuse Stimulation of Light . . . . . . 574 



236. Oscillatory Response of Arsenic acted on Continuously by Hertzian 



Radiation ... 575 



237. Multiple Response to Light of Terminal Leaflet of Desmodium . . 584 



238. Response of Terminal Leaflet of DesmodiumAo Strong Light from 



Above . 586 



239. Response of Terminal Leaflet of Desmodium to Sunlight acting from 



Below 587 



240. Diagrammatic Representation 01 the Magnetically Controlled 



Recorder ........... 589 



241. Heliotropic Chamber and Magnetically Controlled Recorder . . 591 



242. Heliotropic Response of Sinapis ....... 593 



243. Heliotropic Response of Sinapis to Sunlight . . ... 593 



244. Microscope Recorder . . . . . . . . . 599 



245. Record of Response of Root of Sinapis nigra . . ... 60 1 



246. Positive Heliotropic Movement of Terminal Leaflet of Desmodium 



Converted by Strong and too Long-continued Stimulus of Light 

 into Oscillatory Movement 604 



247. Response of Hypocotyl of Sinapis nigra . . . . . . 609 



248. Responses to Successive Uniform Stimuli of Thermal Radiation in 



Pistil of Musa . 616 



249. Response of Hypocotyl of Tamarindus indica to Continuous Stimu- 



lation of Thermal Radiation . . . . . ... 617 



250. Effect of Electric Waves on Growth . 618 



251. Response to Diurnal Light and Darkness of Plagiotropic Stem of 



Ipomcea held vertical . . . . . . . . . 625 



252. Response to Daily Periodic Light and Darkness of Plagiotropic Stem 



of Cucurbita maxima ......... 626 



