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No. 50.] 131 
Tepurosia, Pers. 
virginiana, Pers. Dry sandy soils. June-July. 
Trirotium, 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. 
Meuizotus, Tourn. Meluilot. 
§ officinalis, Willd. Yellow Melilot. River banks. June-August. 
leucantha, Koch. White Melilot. River banks. June-August. 
Mepicaco, L. Medick. 
§ sativa, L. Lucerne. Fields. June-July. . : 
§ lupulina, Z. Fields and cultivated grounds. June-August. 
Astracatus, L. Milk Vetch. 
canadensis, L. Rocky banks of rivers. June—August. 
Puaca, L. Bastard Vetch. 
neglecta, Torr. g- Gr. Gravelly banks of rivers and lakes, wes- 
tern counties. June-July. 
STyLosaNTHES, Swartz. 
elatior, Swartz. Sandy woods, Suffolk county. July-August. 
Desmopium, 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. g- Gr. D. bracteatum, D. C. Banks of rivers, 
and rocky thickets. August. 
marilandicum, Boott., (D.C.?) Hedysarum marilandicum, L. 
H. obtusum, Willd. gc. Fields and woods. 
July-August. 
rigidum, D.C. Hiullsides. August-September. 
ciliare, D. @. Borders of woods, &c. August. 
paniculatum, D.C. Dry woods and copses. August. 
rotundifolium, D.C. Rocky woods. August. 
