IOWA ACADEMY OF SCIENCES. 115 



Geanothus Americanus L. 



Turin, Missouri Valley, loess hills in open, grassy places 

 (L. H. P.); Sioux City (B. W.). 

 C. ovatus Desf. 



Council Bluffs, sides and tops of loess mounds (L. H. P.). 



YITACE.E. 



Vitis riparia Michx. 



Sioux City, valleys between loess mounds in woods (L. H. P.); 

 South Dakota, opposite Hawarden (L. H, P.). 

 Ampelojisis qiiinquefolia Michx. 



Sioux City, in woods; common (B. W.). 



SAPINDACE.^. 



Acer dasycarinim Ehrh. 



Sioux City, Hawarden; abundant in alluvial bottoms, along 

 Big Sioux and Missouri rivers (L. H. P.). 

 Negundo aceroides Moench. 



Sioux City, frequent along streams (B. W.). 

 Staplnjlea trifoUa L. 



Sioux City, in valleys between loess hills (B. W.). 



ANACARDIACE^E. 

 Rhus glabra L. 



Sioijx City, common border of loess mounds (B. W.) South 

 Dakota, opposite Hawarden (L. H. P.). 

 E. Toxicodendron L. 



Sioux City, common in valleys between Icess mounds 

 (B. W.). 



POLYGALACE.E. 



Pulygala verticillata L. 



Sioux City, loess mounds (L. H. P. and B. W.). 



LEGUMINOS.E. 



Bapiis'ia leucantha Torr. and Gray. 



Battle Creek, low places, prairie (E. G. Preston). Cherokee 

 (B. W.). 

 Crotolarla sagittalis L. 



Sioux Ciiy, bank of Big Sioux river, Ceds.r Bluffs (B. W.). 

 TrifoUum pratense L 



Siuux City (B. W.). 

 T. stoloniferum Mubl. 



Sioux City (B. AV.). 

 T. repens L. 



Sioux City (B. W.)- 



