> 0h 



m^ 



^^'^^% 



(If J %\ '■ c 



uj T^ 



TIIK NLTS IN CROSS SKCTION 



At the Irl't typiral nuts of the SoutluTn California l)lack walnut, at the hkIu. typical nuts of 

 Uu- ww'xMwly quercina. AUIkjukIi this has been callt-d a walnut-oak hyhnd, there is 

 nolhinL' in the nuts, leaves, flowers or any other part of the plant to in.hcate that an 

 oak entered its parentage, and as it has been produced several times under controlled 

 conditions, from walnuts which were known not to be cross-pollinated, the story of the 

 w.-iliiut-oak hvbrid must be set down as a mylli. (Fij:;. 1').) 



