Black Jack Oak, Barren Oak 



Quercus marilandica Muench. 



1. A twig showing pistillatf* and staminate 



ilowers, and ininiaturc leaves x '/^ 



2. A staniinatp flower, lateral view x 5 



:'<. A pistillate flower, lateral view x 5 • 



4. A twig showing mature leaves and fruit 



X V2 



n. Nut with cup. lateral view x 1 

 U. \A'inter twig x V2 



