APP. l] RESULTS. 319 



Values for ripe and unripe apples. 

 Experiment No. 2. 



Experiment No. 1 (p. 302). 



Nonnal leaves. Etiolated leaves. 



Ash (sulphated) 4*7 2*5 p.c. 



The p.c. are calculated for leaves dried at 100° C. 

 Experiment No. 2. 



Values for ash from grains and young leaves of wheat. 



Ash from young Ash from 



leaves. grains. 



PA 40 48-5 p.c. 



The p.c. are calculated for ash — i.e. represent weights of 

 P^Og and alkali in 100 grs. of ash of each of the substances not 

 in 100 grs. of each of the substances compared. 



Experiment No. 3. 



Values for CaC.j04 in young and old leaves of Semj)er- 



vivum. 



Young leaves. Old leaves. 



Calcium oxalate (CaCA) 1"^ "^'l P-c 



The p.c. are calculated for fresh leaves. 



