EXPLANATION OF THE PLATES. 



Plate CCCCXXVL Quercus Marilandica 



1. A flowering branch, natural size. 



2. A staminate flower, enlarged. 



3. A pistillate inflorescence, enlai'ged. 



4. A fruiting branch, natural size. 



5. A nut, natural size. 



6. A leaf, natural size. 



7. A winter branchlet, natural size. 



Plate CCCCXXVIL Quercus Marilandica 



1. A fruiting branch, natural size. 



2. A cup, natural size. 



3. A cup, natural size. 



4. A leaf, natural size. 



5. A leaf, natural size. 



6. A leaf, natural size. 



