354 



HANS AND OLOF TEDIN 



TABLE I. Length of G internodes in parents and F2 of crosses 



I + 11 and III. 



TABLE IL Thickness of stem in parents and F2 of crosses I — IV. 



crosses there is involved a factor that strongly influences the length 

 of internodes. This factor may be the Le of K. & P., and in the 

 following it will be called thus. The long internode part of the F.:s 



