Leguminosce. 
65 
Desmodium, Desv. Tick-trefoil. 
131. D. acuminatum , DC. 
In rich open woods. Common. 
132. D. canescens , DC. 
Common along railroads and in thickets. 
133. D. Canadense , DC. 
With D. canescens. 
Lespedeza, Michx. Bush clover. 
134. L. capitata , Michx. 
On dry soil. Not uncommon. 
Vicia, Tourn. Vetch. Tare. 
135. V. sativa, L. Common vetch or tare. 
Along railroads and in thickets. Not abundant. 
136. V. Caroliniana, Walt. 
Low rich thickets. Common. 
137. V. Americana , Muhl. 
Moist ground. 
Lathyrus,' Tourn. Vetchling. Everlasting pea. 
138. L. ochroleucus , Hook. 
Hillsides. Not uncommon. 
139. L. venosus , Muhl. 
Along railroads and in thickets; very abundant 
sometimes covering the ground so completely as to 
keep out all other vegetation. 
140. L. palustris, L. 
Everywhere in wet meadow land. 
141. L. palustris , L., var. myrtifolius , Gray. 
With L. palustris , but much rarer. 
Apios, Boerhaave. Ground-nut. Wild bean. 
142. A. tuberosa , Moench. 
Observed at half a dozen places near Madison at 
the margin of pond or lake. Local. 
Amphicarp^ea, Ell. Hog pea-nut. 
143. A. monoica , Nutt. 
Common in all the woodlands of the region 
