47 
Desmodium canadense D. C. 
North Dakota: Fort Totten (Brannon 53), Menu Grafton, 
South Dakota: Brookings, Sioux qut. 
Rich soil on the borders of woods, 
Vicia americana Muhl. 
North Dakota: Inkster 5 5), Grand Forks (Brannon £0; Mantel 
South Dakota: Brookings (Wilcox 85), Sioux Falls, Iroquois ty (Wilcox). 
Moist meadows and seid E 
Vicia americana linearis Watson. 
North Dakota: Manvel (Brannon 22). 
South Dakota 1 Iroquois, Watertown, Salem, Big Stone. 
Dry fields and mead 
Vicia uu Roth. 
South D : Brookings, Melletie ism 154). 
oe s^ rarely as an e 
Vigna catjang Walp 
Sonth Vira id Mellette (Griffiths 153). 
Cultiv 
ions palustris 
North Dakota: Merrifield (Brannon e Grand Me Inkster. 
South Dakota: Brookings, Sioux Falls, Iroquoi 
Moist meadows, banks, and ditches 
Lathyrus venosus Muhl. 
North Dakota: Union (Brannon 44), Edinburg. 
South Dakota: Brookings, Lake Hendricks. 
In rich soil of meadows and thickets, climbing to a height of 4 to 8 feet, and pro- 
ducing a dense tangled growth. 
