1<>2 1111; AMERICAN MIDLAND XATt'KALIST 



Papilionaceae. Pea Family. 



Baptisia australis (L.) R. Br. Blue Wild Indigo. 



Prairies and especially hillsides, Manhattan, common; 

 Blue Rapids, frequent or occasional. May 5 (7). 



Baptisia bracteata Ell. Large-bracted Wild Indigo. 



Prairies. Common. Apr. 30 (30). 

 Baptisia leucantha T. & G. White Wild Indigo. 



Manhattan. Occasional east of town. June 15. 

 ( 'rotatoria sagittalis L. Rattle-box. 



Manhattan. One place along railroad. June 25. 

 Medicago sativa L. Alfalfa. 



Roadsides. ( Iften escaped from cultivation. May 25. 

 Medicago lupulina L. Black Medic. Yellow Trefoil. 



Often introduced in white clover seed. May 15. 

 Melilotus alba Desv. White Sweet Clover. 



Roadsides. Common. June 5 (4). 

 Melilotus officinalis (L.) Lam. Yellow Sweet Clover. 



Roadsides. Frequent. May 20 (19). 

 Trifolium pratense L. Red Clover. 



Escaped from cultivation. May 10 (11). 

 Trifolium repens L. White Clover. 



Escaped from cultivation. Apr. 2^ (26). 

 Psoralea lanceolata Pursh. 



Manhattan, on sand hills. May 25. 

 Psoralea floribnnda Nutt. 



Prairks, meadows and hillsides. Common. May 30 (June 2). 

 Psoralea argophylla Pursh. 



Prairies. Frequent. June 15 (14). 

 Psoralea esculenta Pursh. Tipsin. 



Prairies and hillsides. Frequent. May 15 (14). This 

 common name, a slight modification of the Indian name in the 

 Dakota language, is suggested by Dr. M. R. Gilmore to replace 

 the inappropriate Indian Turnip or Prairie Apple. 

 Amorpha fruticosa L. False Indigo. 



Low places; along creeks and ditches. Frequent. May 

 25 (24). 



Amorpha canescens Pursh. Leadplant. 



Prairies, meadows and hillsides. . Common- June 20 (i8)j 

 Parosela enneandra (Nutt.) Britton. 



Prairies. Frequent. June 30. 



