

INDEX. 



Transpiration, effects of variations in activity of, on 



turgescenee 



-, nocturnal cessation of - 



-, effects of excessive, on leaves of Puth 



39 



47 



OS 



Mi 



. 103 



Mi 



pudiCi* 



, loss by, in relation to distal leverage . 

 •, experiments in regard to amount of, 



77 



92 



Mimosa 



Appendix B 



Tropics, prevalence of nyctitropic phenomena in 

 the 



Turgescence, definition of 



, causes and results of 



, existence of, apart from presence of 



95 



1 

 1 



living protoplasm . 



1 



cal ca 



, immediately dependent on purely physi 



in the 



, causes of fluctuations in 

 , results of fluctuations in 



, distinct from saturation 



j fluctuations in, effected by alterations 



miotic properties of the cell-sap, but not 



1 

 2 

 3 

 6 



by alterations in the filtrative properties of proto- 

 plasm 



, coincidence of loss of, with change of 



2o 



colour in the flowers of Ipomcea hederuceu 



25 



, examples of persistence of, in absence 



of any living protoplasm 



26-37 



I in us- 



of fertile filaments of Pilobolus crystal- 



, effects of osmic acid on the, of Pilo- 



bolus cry stallinus . 



, artificial maintenance of, by means of 



exposure to vapour of ammonia . . 



, factors determining fluctuations in 



, effects produced by fluctuations in — 

 •, variations in, of protoplasts apart from 

 alterations in the capacity of the cells containing 

 tkem 



, conditions providing for maximal , 



, relation of, to strength of masses of 



tissue 



, fluctuations in, in relation to relative 



strength of opposed masses of tissue 



28 



28 



28—32 



40 

 40 



42 



48 



49 





49 







1G1 



Tumescence, diminutions in, under rarious condition* 

 a< a cause of the assumption of the nocturnal pas., 

 tion by the leaves of Leucan* glaura . 



of cell- walls in relatiou to structural 



fi 



strength 



V. 



Variations in rate at which movements .re conducted 



*""~ , causes of, at which movement* nr« 



conducted 



•*♦••• 



in stimulant action of sunlight on tissues 



of different pi an i s . 



' * • • « 



66 



-; 



7i 



tfree 



lity" of the leaves of .Uimo** pudica at different 



times of day 



Vascular tissue, peculiar form of the, in the It con. 

 dary pulvini of Pithecolob i u m saltan . 



J 09 



(i 



W. 



W 



of Kalnachoelacmiata, \ 1, 12, of Cassia sumatrana, 



J 2, 13, of Cassia aid fa 



18—15 



, relations of atmospheric pud telluric, to 



tumescence 



U7 



, variations in root-supply of, in relation to 



nal assumption of the nocturnal position 



, arrest of supply of, as a cause of movement! 



38 



in nyctitropic leaves • ••... 

 , loss of, by the tissues of the motor organs in 

 Mimosa pudica under various conditions of hu- 

 midity • . . 



68 



101 



, adherent, as a cause of increased leverage on 



the primary pulvini of Mimosa pudica . . 



101 



, abnormal drain on supply of, determined by 



death of tissues • 



Water-conduciing system, effects of variations in 



120 



volume of the gaseous contents of 

 Weights of the various parts of the leaves of Mimosa 



pudica •••••«••• 

 Wilting of leaves in hot, dry weather . ♦ 

 Wind as a cause of the diurnal assumption of the 



nocturnal position by the leaves of Pithecolobium 



105, 112 



santan 



, action of, on various nyctitropic leaves 



Wood, influence of, in determining the assumption of 

 the uccturnal position • • • • • 



77 

 37 



70 

 95 













i 



