276 



WEED FLORA OF IOWA 



Fig. 159-A. Distribution of Ground Ivy. 



Motherwort (Leonurus cardiaca L.) . 



Description. — Tall perennial herb with erect stem, 2-6 ft. high; 

 leaves long-pointed, the lower round and palmately lobed, the up- 



Fig 160. Motherwort (Leonurus cardiaca). A common weed in waste places 



and gardens. 

 (Photographed by Colburn.) 



