1905. | On Vegetable Assiemilation and Respiration. — 433 
280 





‘ Sarre 
Pehl | | 2 ae : 
| 
| 2 xC : 
140 
e \ | { ; 
| | 2A. 
120 
al N 
@ e) 
fe) e) 
H 
m 
ie) 
‘swo bs og uad 299 swweasiyiw Syqued ul UOIQe|IMmIssY 
Explanation as in fig. 4, p. 424. 
The contrast between the effect of the last heating and the effect of the 
first two heatings is very marked in the figure. 
Experiment XII is an interesting example of the extremely rare case of a 
leaf that has temperature-maxima departing conspicuously from the standard 
maxima. It was cut from a shrub of cherry-laurel growing in a pot, not from 
the garden shrub used for all the other published experiments, but other leaves 
of this pot-plant gave normal numbers. Its behaviour is governed by the same 
VOL. LXXVI.—B. 2G 
