MICHIGAN WEEDS. 



407 



Fig. 190 (167;. 



Corn Speedwell. Wall Speedwell. Ver- 

 onica arvensis L. Annual, pubescent, simple 

 or branched, 5-40 cm. high; lower leaves 

 petioled, oval, the upper sessile narrow, entire; 

 corolla blue or nearly white. 



Cultivated grounds, in old thin grass land 

 Naturalized from Europe. 



Fig. 191 (168). 



Common Speedwell. Veronica officinalis 

 L. A prostrate, pubescent perennial, spreading 

 by stems rooting at the joints, 7-25 cm. high; 

 leaves oblong, petioled, serrate; racemes narrow, 

 densely flowered; corolla pale blue. 



Dry fields and woods, probably a native 

 plant. 



