No. 50.] 131 



Tephrosia, Pers. 



virginiana, Pers. Dry sandy soils . June-July . 



Trifolium, L. Clover, Trefoil. 



§> arvense, L. Slone Clover, Rabbit-foot. Dry soils. June- 

 August . 

 § pratense, L. Red Clover. Meadows, fields, &c. May-Sept, 

 repens, L. White Clover. Pastures, &c. April-November. 

 § agrarium, L. Hop Clover . Sandy soils . June- August . 



Melilotus, Town. Melilot. 



§ officinalis, Willd. Yellow Melilot. River banks. June- August, 

 leucantha, Koch. White Melilot . River banks . June- August . 



Medicago, L. Medick. 



§ sativa, L. Lucerne . Fields . June-July . 



$ lupulina, L. Fields and cultivated grounds . June- August . 



Astragalus, L. Milk Vetch. 



canadensis, L. Rocky banks of rivers . June- August . 



Phaca, L. Bastard Vetch. 



neglecta, Torr. <§• Gr. Gravelly banks of rivers and lakes, wes- 

 tern counties . June-July . 



Stylosanthes, Swartz. 



elatior, Swartz. Sandy woods, Suffolk county . July- August . 



Desmodium, D. C. 



nudiflorum, D. C. Dry rocky woods . July- August . 



acuminatum, D. C. Dry woods . July . 



canadense, D. C. Dry woods. August. 



canescens, D. C. Moist rich soils . July- August . 



Dillenii, Darlingt. Rich woodlands . August . 



cuspidatum, Torr. fy Gr. D. bracteatum, D. C. Banks of rivers, 



and rocky thickets . August . 

 marilandicum, Boott., {D. C?) Hedysarum marilandicum, L. 



H. obtusum, Willd. fyc. Fields and woods. 



July- August . 

 rigidum, D. C. Hill sides. August-September, 

 ciliare, D. C. Borders of woods, &c . August . 

 paniculatum, D. C. Dry woods and copses. August. 

 rotundifolium, D. C. Rocky woods . August . 



