PLATE XI. 



Figures 1, 2. Quercus chapmani/oUs Berry, (^iood Iloiie Hill, D. C. 



FiGUUES 3-8. Quernis chnpmani Sargent. A modern form from Santa Rosa Peninsula. Fla. 

 Figures 9-U. Qucrcus khmanni Ilollirk. Good Hope Hill, D. <;'. (Figs. 9 and 11 after Hollick.) 

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