CLASSIFIED LIST OF EXPERIMENTS 763 



Growth-curvature : 



256. Chemo-tropic effect of alkali 



257. Antagonistic chemo-tropic effect of acid 



258. Effect of copper sulphate solution 



259. Effect of sugar solution 



See also Chemo-tactic response 



Geotropism 



PAGE 

 548 

 548 

 548 



549 

 699 



260. Apo-geotropic response of scape of Uriclis ..... 499 



261. Response of Crinum Lily under unilateral pressure of particles . . 498 



262. Apo-geotropic response at inclinations of 45 and 135 . . . 501 



263. Demonstration of apo-geotropic curvature as induced by responsive 



contraction ........... 504 



264. Effect of alternate applications of cold on upper and lower surfaces 



on apo-geotropic response ....... 505 



265. Darwinian curvature and its reversal under different intensities of 



stimulation ........... 536 



266. Determination of effect of amputation of root-tip on excitability . 541 



267. Effect of gravitational stimulus on autonomous torsion . . . 67 1 

 See also Response to stimulation of tips of root and shoot . . . 5 2 ^ 

 Also Differential geotropic sensibility of dorsi-ventrat organs . 662, 666 



Effect of Visible and Invisible Radiations 



268. Response of Mimosa to electric radiation ..... 



269. Discrimination of effects of thermal radiation and of temperature 



270. Response of Musa to unilateral thermal radiation . 



271. Response of Tamarindus to continuous unilateral thermal radiation 



272. Effect of diffuse stimulation of light on growth of sub-tonic tissue 



273. Effect of diffuse stimulation of light on stationary radial organ 



274. Retarding effect of light on longitudinal growth 



275. Oscillatory growth-response under continuous action of light . 



276. Effect of light on autonomous torsion ..... 



619 



615 



616 

 617 

 574 

 57i 

 572 

 574 

 669 



Heliotropism 

 In radial growing organs : 



277. Positive responses of Sinapis to moderate light . . . 593,609 



278. Positive responses of cooled tendril of Passi flora . . 611 



279. Positive responses of tendril of Vitis to feeble light . . .611 



280. Neutral response of Sinapis under strong stimulation . . . 609 



281. Neutral response of tendril of Passifiora to strong stimulation . 611 



282. Negative response of root of Sinapis . . . . . 600 



283. Negative response of shoot of Croats on stimulation of tip . . 601 



284. Negative response of tendril of Vitis under strong stimulation . . 611 



In plagiotropic growing organs : 



285. Negative response of stem of Cuairbita to strong vertical light . 626 



286. Negative response of stem of Ipomcea to strong vertical light . . 625 



