No. 50.] 
131 
Tephrosia, Pers. 
virginiana, Pers. Dry sandy soils . June- July . 
Trifolium, L. Clover, Trefoil. 
§ arvense, L. Stone 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, Toiirn. Melilot. 
§ officinalis, Willd. Yellow Melilot. River banks. June- August, 
leucantha, Koch. White Melilot . River banks . June-August . 
Medicago, jL. 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 . 
Stylos anthes, 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. <^ Gr. D. bracteatum, D. C. Banks of rivers, 
and rocky thickets . August . 
marilandicum, Boott., (D. C?) Hedysarum marilandicum, L. 
H. obtusum, Willd. <^c. Fields and woods. 
July- August . 
rigidum, D. C. Hill sides . August-September . 
ciUare, D. C. Borders of woods, &;c. August, 
paniculatum, D. C. Dry woods and copses . August . 
rotundifolium, D. C. Rocky woods . August . 
