1002 REPORT OF STATE GEOLOGIST. 



Flowers from June through September. 



Cass (Hessler); Putnam (MacDougal); Jay, Delaware, Ran- 

 dolph, and Wayne (Phinney); Noble (Van Gi-order); Clark (Baird 

 and Taylor); Kosciusko (Coulter); Jefferson; Lake, Wabash and 

 Marion (Blatchley); Carroll; Hamilton (Wilson); Steuben 

 (Bradner). 



ONOPORDON L. 



O. Acanthium L. Scotch Thistle. 



Established in a few localities along railroads but not spread- 

 ing. Herbarium specimens from but few counties. Thus far 

 confined to central and southern parts of the State. 



Flowers in August and September. 



Clark (Baird and Taylor); Jefferson (J. M. Coulter); Marion 

 (Hessler). 



CENTAUREA L. 



C. Cyanus L. Corn Flower. 



Found escaped from gardens and established in a few counties 

 in the southern part of the State. 



Flowers in July and September. 



Clark (Baird and Taylor); Gibson and Posey (Schneck); Mon- 

 roe; Steuben (Bradner); Fayette (Hessler). 



