156 



INDEX* 



Chloro 



Hibiscus rosa-si/iensis, 23-24, Ipomcea hederacea . 



Chlorophyll, relative excess of, in tissues making for 

 the diurnal position of nyctitropic leaves 



, excess of, in the inferior pad of Ihe 



24 



54 



primary pulvinas in Mi 

 Clitoria ternatea, peculii 



matter in the flowers ol 

 Coincidences between decrees of low of turgidity 



and changes in colour of tissues \ 

 Colour, effects of fluctuations in temperature on, in 



84 



25 



26 



(lowers 22 



, changes in, determined by fluctuations of 



tumescence 



40 



, normal changes in, in flowers of Ipomcta 



hederacea 



24 



95 



Concussion, movements arising under the influence 

 of, in nyctitropic leaves ..... 



Conditions normally determining assumption of 

 ruaiimal nocturne! position by nyctitropic leaves . 47 



determining nyetitr >pic movements gene- 



rally 



48 



pos 



i 



of the primary petioles of Mimosa pudica 



8: 



• • 



position 



of the secondary rachises of Mimosa pudica 



determining the rate and amount of 



89 



movements generally 



determining propagation of movements 

 in the pinnules of Mimosa pudica after mechanical 



93 



stimulation 94 



, abnormal, as affecting phenomena of 



movement 



determining movements in the leaves of 



94 



\f< 



ments in o*her nyctitropic leaves 



determining the assumption of the 



95 



nocturnal position under various circumstances 

 Continuity, protoplasmic ...... 



of tissues, rupture of, as a cause of pro- 



75 

 94 



M 



117 



Contraction of gaseous contents of the fibro-vascular 

 tissues as a cause of movements in Mimosa pudica 105 



Convergence, action of the fibro-vascular tissues in 

 muking for— .♦.«►.... 70 



D. 



Dead tissues as a site of abnormal escape of liquid 



120 



norm 



na pudica at night 



80 and Appendix C 



Development of tissues making for the diurnal posi- 

 tion of nyctitropic leaves relatively late 



49 



of pulvinar tissues in leaves of Pithe- 



rolobium saman, 53, of Cassia alata, 62, of Cassia 

 sumatrana . 



Differences, structural, in the upper and lower pads 

 in the tertiary pulvini of Mimosa vudira 



64 



91 







E. 



, 



, and heat 



Effects of mechanical stimulation, i 

 on water-supply ....... 



Equilibrium, extreme instability of, in the diurnal 

 position of the petiole of Mimosa pudica 

 — , stability of, in relation to various condi- 



120 



88 



tions of humidity 



98 



, abnormal stability of, in leaves of 



Mimosa pudica in a saturated atmosphere 

 , period of unstable, in the opposing 



102 



masses of pulvinar tissues coincident with the period 

 during which movements occur in the leaves of 

 Cassia sumatrana and C. alata . 

 Erythrina stricta, dependence of the scarlet colour 

 of the flowers of, on acidity of the cell-sap . 



66 



22, 23 



Euphoibia antiquorum, effects of chloroform on the 



tissues of 



, laticiferous vessels of 



7 



97 



Evolution, divert ent lines of, in the animal and 

 vegetable series ....... 



Expansion, gaseous, as an obstruction to the ascent 

 of water along the fibro-vascular system 



, gaseous, in the fibro-vascular sjstem as 



4 



105 



a cause of movement in Mimosa pudica • . . 



Experiments on causes of, and fluctuations in, 

 tumescence 



A 



105 



5—19 



- demonstrating the weakness of Haber* 

 landt's theory in regard to the propagation of move- 

 ments in Mimosa vudira ....... 



on the effects of di?»tal leverage on the 



122 



movements of the petioles of Mimosa pudica Appendix A 



pudica 



on the rate of transpiration in Mimosa 



Appendix B 



on the effects of variations in assimila- 



Mi 



Appendix C 



testing erroneous statements in regard 

 lena presented by Mimosa pudica Appen< 

 on the effects of hygrometric conditions 



on the movements of Mimosa pudica 



Appendix E 



on effects of localised application of heat 



to the axes of Mimosa pudica 



Appendix F 



on the propagation of conditions giving 



ri«e to movements through dead tissues 



Appendix G 



Mi mo 



regulated by conditions affecting supply and loss 



of water 



Exudation following rupture in the continuity of 

 tissues as a cause of disturbance of pre-existent 

 equilibrium between supply and loss of liquid 



J03 



115 



P. 



Factors of movement in young pinnae of Cassia alata 



inductive of movements in Mimosa pudica . 



62 

 124 



Features, structural, in the motor organs of Mimosa 



pudica ••..,.. 83 



Fibro-vascular tissues, persistent softness and flexibi- 

 lity of, in the primary pulvini of Mimosa pudica . 86 



