PLATE 14 



Juglans calif or nica X Quercus agrifolia 



Fig. 2 — a, leaf and fruits from Fi seedling No. 23a. 

 Fig. 2 — b, leaf and fruits from Fj seedling No. 23b. 

 Fig. 2 — r, leaf and fruits from Fj seedling No. 23c. 



The nuts from which these three Fi seedlings grew were borne in the 

 same cluster on J. californica tree II of 1908 hybridization experiments. 

 X 1/3. 



[60] 



