BOTANY. 189 



463. OSTRYA Michel i. Hop-Hornbeam. Iron- wood. 



Ostrya VIRGINICA (Mill.) Willd. American Plop-Hornbeam. Iron-wood. 

 Frequent. 



464. CARPINUS L. Hornbeam. Iron-wood. 



Carpinus caroeiniana Watson. 

 Frequent over the state. 



465. BETULA Tourn. Birch. 



Betuea EENTA L. Cherry Birch. Sweet or Black Birch. 



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



BETUEA EUTEA Mx. f. Yellow or Gray Birch. 



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

 E. E. Bogue, Sara F. Goodrich. 



Betuea nigra L. River or Red Birch. 



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

 berry ( Cat.) 



Betula popueifolta 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). 



Betuea pxjmiea L. Low Birch. 



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

 Co.) W. C. Werner. 



466. ALNUS Tourn. Aeder. 



Aenus incana (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. 



Aenus rugosa (DuRoi) Koch. {A. serrulata Willd.) Smooth Alder. 

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



CII. Order SALICACE^E. Willow Family. 



467. SALIX Tourn Wieeow. Osier. 



Saepx aeba 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. 



Saeix alba caerueea ( Smith ) Koch. 

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



