(165 ) 
The value is obviously a positive one in this case, while if 
Ox, represents the normal position and Ox, the operated posi- 
tion, the change is a negative one. 
The data resulting from this treatment are given in Tables 
~f2n +Lila 
= E 
+100. +1.0aun, 
Fic. 11. (Natural size. -) Lupinus albus (petiolein 48). Only two leaf- 
change of basal-terminal position. Number below = corresponding change 
ngth. 
XX, XXI and XXII. In each of these we have in the first 
place the length of the leaflets in the particular group in ques- 
tion compared with the normal length. Then we have the 
(Natural size.) Lupinus albus (petiole in BC). Only two leaf- 
change of basal-terminal position. Number below — corresponding change 
in lengt 
average normal position and the average position in the oper- 
ated group. Below these are the comparisons of the positions 
