818 REPORT OF STATE GEOLOGIST. 



POLYGALACE,£. Milkwort Family. 



POLYGALA L. 



P. cruciata L. Marsh Milkwort. 



Found in the northern counties only, growing in moist, sandy 

 soils. 



Flowers from July until in September. 



Cass (Hessler); Lake (Hill); Steuben (Bradner). 



P. vertictllata L. Whorled Milkwort. 



Found in dry prairies or upland woods in several counties, but 

 in none of its stations abundant. 



Flowers from July until October. 



Gibson and Posey (Schneck); Jefferson (J. M. Coulter); Noble 

 (Van Gorder); Vigo (Blatchley); Steuben (Bradner); Tippecanoe 

 and Crawford. 



P. ambigua Nutt. Loose-spiked Milkwort. 



(P. verticillata ambigua Wood.) 

 Found only in the southwestern counties in dry, sand soils,. 

 usually in exposed places. 

 Flowers in July and August. 

 Gibson and Posey (Schneck). 



P. VIRLDE8CENS L. 



(P. sanguinea L.) 



This is, in our area, the most frequent and widely distributed 

 species of the genus. It is found in various situations, growing 

 either in moist, alluvial soils or in sandy soil. It seems more 

 plentiful as a rule in sandy or gravelly soils. 



Flowers from early in June until September. 



Tippecanoe (Cunningham); Cass (Hessler); Jefferson (J. M. 

 Coulter); White (Hussey); Monroe and Vigo (Blatchley); Clark 

 (Baird and Taylor); Noble (Van Gorder); Gibson and Posey 

 (Schneck); Vermillion (Wright); Steuben (Bradner). 



P. Ntjttallii T. and G. 



Found in southern part of the State in dry, sandy soil in open 

 places. In one locality quite abundant along a roadside for a dis- 

 tance of a mile or more. 



Flowering from July until September. 



Jefferson (J. M. Coulter). 



