140 IOWA ACADEMY OF SCIENCE S. 



CELASTRACE^. 



Celastrus scandens'L. Decatur and Johnson Cos. Rich woods, 

 frequent. 



Euonymus atropurpureus Jacq. Decatur, Van Buren, and 

 Johnson Cos. Woods, frequent. 



RHAMNACE^. 



Rhamnus lanceolata Pursh. Decatur, Des Moines, and John- 

 son Cos. Borders of fields and woods, frequent. 



Ceanothus americanus L. Decatur, Appanoose, Van Buren, 

 Des Moines, Shelby, and Johnson Cos. Open woods and 

 prairies, common in Johnson Co. , but infrequent southward. 



C. ovatus Desf . Decatur and Shelby Cos. Prairies, common. 



VITACE^. 



Vitis riparia Mx. Decatur, Shelby, and Johnson Cos. Low 

 woods, common. 



V. cinerea Englm. Decatur Co. Infrequent. 



AmpelopsisquinqnefoUa Mx. Decatur, Appanoose, Van Buren, 

 Shelby, and Johnson Cos. Woods, frequent. 



SAPINDACEtE. 



JEsculus glabra Willd. Decatur, Appanoose, and Van Buren 

 Cos. Rich woods, common. 



Acer saccharinum Wang. Decatur, Van Buren, Des Moines, 

 and Johnson Cos. Along rivers, frequent. 



A. dasycarpum Ehrh. Decatur, Appanoose, Wapello, Shelby, 

 and Johnson Cos. Along rivers, common. 



Negundo aceroides Moench. Page, Decatur, Appanoose, Wap- 

 ello, Shelby, and Johnson Cos. Low woods, common. 



Staphylea trifolia L. Johnson and Decatur Cos. Bluffs, fre- 

 quent. In Missouri opposite Decatur Co., Iowa. 



ANACARDIACE^. 



Ehus glabra L, Decatur, Wapello, Van Buren, Des Moines, 

 and Johnson Cos. Woods and uplands, common. 



R. toxicodendron L. Decatur, Wapello, Van Buren, Des 

 Moines, Shelby, and Johnson Cos. Waysides and woods, fre- 

 quent. 



