262 



WEED FLORA OF IOWA 



Fig. 150- A. Distribution of Stickseed. 



Corn Gromwell {Litlwspermum arvense L.). 

 Description. — A pubescent annual with stems 6-12 in. high, 

 with bright green, lanceolate, linear, or oblong, sessile leaves; 



Fig. 151. Corn Gromwell or Puccoon (Uthospermum arvense). A common 

 roadside and field weed of Europe. Southern Iowa and Missouri. Small 

 white flowers. 



(Photographed by Colburn.) 



