BOTANY. 189 



463. OSTRYA Micheli. Hop-Hornbeam. Iron-wood. 



OSTrya virginica (Mill.) Willd. American flop-Hornbeam. Iron-wood. 

 Frequent. 



464. CARPINTJS L. Hornbeam. Iron-wood. 



Carpinus Caroliniana Watson. 

 Frequent over the state. 



465. BETULA Tourn. Birch. 



BeTula LENTA L. Cherry Birch. Sweet or Black Birch. 



Fairfield, Hocking and Athens counties, W. A. Kellerman. 



BETULA LUTEA Mx. f. Yellow or Gray Birch. 



Lorain Co., A. A. Wright (Cat.); Lake Co., Wrn. C. Werner; Ashtabula Co., 

 E. E. Bogue, Sara F. Goodrich. 



Betula nigra L. River or Red Birch. 



Hocking Co., Lawrence Co., Scioto Co., W. Kellerman; "General," J. S. New- 

 berry ( Cat.) 



Betula populifolia Ait. American White Birch. Gray Birch. 



"A large tree in the north, but does not abound in central and southern Ohio.'' 

 Dr. J. A. Warder (Woody Plants ). 



Betula pumila L. Low Birch. 



Central and northern Ohio, J. S. Newberry (Cat); Cedar Swamp (Champaign 

 Co.) W. C. Werner. 



466. ALNUS Tourn. Alder. 



AlnuSINCANA (L.) Willd. Speckled or Hoary Alder. 



Northern Ohio, W. Krebs, Wm. C. Werner; Licking Co., H. L. Jones (Cat.) 

 Fairfield Co., E. V. Wilcox and S. Renshaw. 



Alnus rugosa (DuRoi) Koch. (A. serrulata Willd.) Smooth Alder. 

 Frequent in northern and central Ohio; Scioto Co., W. A. Kellerman. 



CII. Order SALICACE^. Willow Family. 



467. SALIX Tourn. Willow. Osier. 



Sallx alba L. White Willow. 



" General," J. S. Newberry ( Cat.) ; Painesville, Wm. C. Werner ; Licking Co., H. 

 L. Jones (Cat.) ; Champaign Co., Wm. C. Werner; Columbus. E. E. Bogue. 



Salix alba CAERULEA (Smith) Koch. 

 Lorain Co., A. A. Wright (Cat.) 



