1S8 GEOLOGY OF OHIO. 



Quercus macrocarpa Michx. Bur-oak, Over-cup or Mossy-cup Oak. 

 Generally distributed. 



QuERCUS iiuhlenbergii Engelm. Yellow Oak. Chestnut Oak. 

 Frequent throughout the southern half of the state. 



QuERCUS mubxenberGii humius (Marsh.) Britt. (Q. prinoides Willd.) 



Southern Ohio, J. A. Warder (Woody Plants of Ohio); Q. prinoides Willd. 

 Moses Craig (O. S. U. Flora) is Q. muhlenbergii. 



QuERCUS nigra L. Black Jack. 

 Lawrence Co., W. A. Kellerman. 



QuERCUS palustris Du Roi. Swamp, Spanish or Pin Oak. 

 Frequent over the state. 



QUERCUS prinus L. Chestnut Oak. 



Licking Co., H. L. Jones (Cat); Fairfield Co., E. V. Wilcox and S. Renshaw; 

 Ross Co., Lawrence Co., Scioto Co., W. A. Kellerman; Cincinnati, Jos. F 

 James (Cat.) 



Quercus rubra L. Red Oak. 

 Over the whole state. 



QuERCUS STELLATA Wang. Post Oak. Iron Oak. 



Fairfield, Muskingum, Lawrence and Scioto counties, W. A. Kellerman; " Gen- 

 eral," J. S. Newberry (Cat); "Darby Plains," J. L. Riddell (Synop. 1835). 



460. FAGUS L. ( Castanea Tourn.) Chestnut. 



Fagus pumila L. ( Castanea puniila Mill.) Chinquapin. 



Marietta, J. L. Riddell (Synop. 1835); "Southern Ohio," H. C. Beardslee (Cat); 



Fagus castanea dentata Marsh. ( Castanea sativa americana Watson.) Chestnut. 

 Throughout the southern half of the state except on limestone soils. 



461. CASTANEA Scop. [Fagus Tourn.) Beech. 



Castanea latifoeia (Wang.) (Fagus ferruginea Ait.) Beech. 

 Over the whole state. 



CI. Order BETULACEAE. Birch Family. 



462. CORYLU 6 ; Tourn. Hazel-nut. Filbert. 



CoryeuS AMERICANA Nutt Wild Hazel-nut 

 Throughout the state. 



Coryeus cornuTi DuRoi. ( C. rostrata Ait.) Beaked Hazel-nut 

 Painesville, H. C. Beardslee (Cat) 



