No. 17.] 



AGRICULTURAL COLLEGE. 



97 



New Jersey Tea. 



Climbing Bitter- 

 Sweet. 



Waahoo. 



Bladder Nut. 

 Ohio Buckeye. 



Sweet Buckeye. 

 Sugar Maple . 



Silver Maple. 

 Bos Elder. 



Milkwort. 



Seneca Snakeroot. 



KIIAMXACEJE. 



Ceanotlius Americanus, L. 



Ames ; Charles City ; Grinnell ; Burlington. 



Ceanotlius ovalis, Bigelow. 



Ames ; Fayette. 



CELASTRACI 



Celastrus scandens, L. 



Ames ; Fayette ; Burlington. 



Euonymus atropurpureus, Jacq. 



Ames ; Fayette ; Burlington. 

 SAPIXDACE.E. 



Staphylea trifolia, L. 



Ames ; Charles City ; Fayette ; Burlington. 



^Esculus glabra, Willd. 



Indianola. 



.Esculus flava, Ait. 



Burlington. 



Acer saccharinum, Wang. 



Ames ; Charles City ; Fayette ; Burlington. 



Var. nigrum. 

 Fayette. 



Acer dasvcarpuiQ, Ehrhart. 



Ames; Fayette; Burlington. 



Xegundo aceroides, Moenck. 



Ames ; Grinnell ; Fayette ; Burlington. 

 POLYGALACEJS. 



Polygala incarnata. L. 



Ames ; Grinnel 1 . 



Polygala sanguinea, L. 



Ames ; Charles City. 



Polygala verticil lata, L. 



Ames; Charles City. 



Polygala Senega, L. 



Burlington. 



