64 BOTANY OF LA SAL,L,E COUNTY. 



MELILOTUS. B. Melilot. Sweet Clover. Flowers 

 in long 1 spike-like racemes. Erect, branching- 

 plants. 



M. offcina lis. Leaves pinnate, 3 foliate, the leaf- 

 lets small, obovate, obtuse; flowers Y. 2 to 4 ft. 

 S. Ottawa arid other places. 



M. alba. Leaflets truncate, flowers W. Both of 

 these plants have a fragrant smell. The last 

 is much too common. 



MEDICAGO. Medick, Pods curled forming- a close 



head. 



M, sativa. P. Flowers P. Leaves and stem much 

 like Melilotus. C. B. &. Q. R. R. W. of Por- 

 ter's shop. 



B. M. lupuli na. A. Nonesuch. Black Medidk. Pro- 

 cumbent, downy; leaflets toothed at apex. 

 Fiowers Y. 



PSORALEA. P. Erect, branching- plants or roug-h- 

 ened especially on the calyx and pods with g-lan- 

 dular dots; leaves 3 to 5 foliate. > 

 P. Onobrychis. Nearly 3 to 5 ft.; leaves pinnate, 

 leaflets lanceolate, acuminate; flowers P., pods 

 wrinkled. Damp, rich lands. ' y : 

 P. teniuiflora, florabuuda of 5th Ed. Leaves palm- 

 ately 3 to 5 foliate; hoary-downy, small, lineas 

 or oblong-; plant very branching: rather slender 

 and rig-id; flowers P., J. Sept. Dry places. 



AMORPHA. P. False Indigo. Shrubs with odd, 



pinnate leaves; flowers Vi. P., in spikes. 

 A. canescens. Covered with a white down, 1 to 3 

 feet; very leafy, leaflets 15 to 20 pairs small, 

 spikes at summit. Some people imagine that 

 this plant indicates the presence of lead, hence 

 called Lead Plant. Dry lands. 

 A. fruticosa. Taller, nearly smooth; leaflets 8 to 



