400 



EXPERIMENT STATION BULLETIN. 



Fig. 178- (157). 



Hoarhound. Marrubium vulgare L. A bitter, whitish- woolly perennial, 30-90 cm. 

 high; leaves veined, circular to oval; densely manv-flowered, corolla small, white. 



Introduced from Europe, and thrives in waste places where plants are protected all 

 winter by snow. 



