94 



Table X. Nasturtiutn palustre. 



The influence of varying iutensities of light at normal CO^ content of the air. 



■'■ (B o 



■■ -.'^ o 



"< a » 



,_, -' o 



^ o w « 



Nr 



Time 



Area 

 of the 

 leaf io 



Tem- 

 pera- 

 ture 



Atmos- 

 pheric 

 pressure 

 iu mm. 



►-. ? S= o 



E 5 5. fe 



CO.^absor- 

 bed by the 

 leaf, in mg 



►.B 



Intensity 

 of light 



1 



2 



3 



4 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



761 

 758 

 761 

 758 

 765 



761 

 765 



762 

 760 



761 



0.0 

 0.0 

 0.0 



0.0 



0.62 

 0.6.5 

 0..58 

 0.65 

 0.58 

 0.62 

 0.55 

 0.62 

 0.62 

 0.56 

 0.57 

 0.71 

 0.62 

 0.62 



1.39 

 0.58 

 0.97 

 0.84 

 0.15 

 0.04 

 0.37 

 0.37 

 0.24 

 42 

 l34 

 0.40 

 0.57 

 0.35 

 56 

 1.47 

 0.77 

 0.81 



0.63 



39 

 0.4!) 

 0.36 

 0.85 

 0.24 

 1.22 



1 67 

 1.27 

 1.99 

 2.02 

 2.26 

 2.54 

 2.92 

 3.07 



4.01 



4.37 

 6.17 



