FLOWERING PLANTS AND PEBNS OF INDIANA. 799 



B. ALBA (L.) R. Br. 



Of rare occurrence in dry soil in southern counties. The only 

 herbarium specimens are in the collection of Dr. Clapp, made in 

 Floyd County in 1839. The station was in the "Knobs" near 

 New Albany. 



B. tinctoria (L.) R. Br. Wild Indigo. 



Sparingly found in dry, drift soil in the northern counties. 

 The species is an undoubted member of our flora, but is very 

 erratic in its behavior. It appears one year in fair abundance, 

 then may not be found again for several years. 



Flowers from June through August. 



Steuben (Bradner). 



B. BRACTEATA Ell. 



(B leucophoea Nutt.) 

 In dry prairies in the northern part of the State: of exceptional 

 occurrence. 



Flowers in April and May. 

 Steuben (Bradner). 



B. leucantha Toit. and Gray. 



Found in moist prairies or on bottom lands somewhat abun- 

 dantly in the southern part of the State, more sparingly in the 

 northern. 



The flowering season extends from June into September. 



Tippecanoe (Cunningham); Gibson and Posey (Schneck); 

 Franklin (Meyncke); Xoble (Van Gorder); Jay, Delaware, Ran- 

 dolph, and Wayne (Phinney); Jefferson (J. M. Coulter); Cass 

 (Hessler); Vigo (Blatchley). 



CROTALARIA L. 



C. sagittalis L. Rattle-box. 



Occurring in sterile prairie soil. Reported as rare in Gibson 

 and Posey counties by Dr. Schneck. this being its only reported 

 station. 



Mowers in July and August. 



LUPINUS L. 



L. peeennis L. Wild Lupine. 



Occurring in sandy soil in a few northern counties. 



(ass (Hessler); St. Joseph (Rothert); Noble (Van Gorder): 

 Lake (Hill). 



The variety occidentalis S. Wats, occurs in Steuben County, 

 according to Mr. Bradner. 



