Vicia sativa, L. Vetch. Tare. 



Introduced into waste or cultivated fields in the Sioux 

 valley. 



Lathyrus venosus, Muhl. Veiny Pea, Wild Pea. 



On shady banks of streams and lakes in the Minnesota 

 and Sioux valleys. 



Luthyrus palustris, L. Marsh Vetchling. 



In low, moist ground from the Missouri river eastward. 



Lathyrus ornatus, Nutt. Showy Vetchling. 



On banks and bluffs from the Missouri valley west- 

 ward. 



Lathyrus ochroleucus, Hook. Cream-colored Vetchling. 

 Abundant in the Black Hills. 



Falcata comosa, (L.) Kuntze. Hog Peanut. 

 Amphicarpa monoica, Ell. 



Near Rapid City in the Black Hills. 



Falcata Pitcheri, (T. & G.) Kuntze. Pitcher's Hog 

 Peanut. 

 Amphicarpa Pitcheri, T. & G, 



In rich woods in the Minnesota valley. 



Apois apois, (L.) McM. Groundnut. 

 Apois tuberosa, Moench. 



In woods and thickets in the Minnesota and Sioux 

 valleys. 



Strophostyles helvola, (L.) Britton. Trailing Wild Bean. 

 Strophostyles angulosa, Ell. 



On shady banks of streams and lakes from the Mis- 

 souri valley eastward; not common. 



Strophostyles pauciflora, (Benth.) S. Wats. Small 

 Wild Bean. 



On banks of streams and lakes in the Minnesota, 

 Sioux and James valleys. 



