202 



Pearl and Surface. 



Table 63. 

 Series C. 

 Quintile distribution of the individual plants arranged accord- 

 ing to their mean ([iiintile classes. 



Mean Quintile Class 1- 0—1-8. 



Mean Quintile Class 1-8— 2-6. 



Mrau Quintile Class 2-6—3-4. 



