474 THE PLANT LIFE OF MARYLAND 



Cynoglossum virginicum L. Wild Comfrey. 



Throughout the state; in waste situations; infrequent in the Coastal 



Zone, common in the Midland and Mountain Zones. 

 Washington County, Round Top (719). 



Lappula virginiana (L.) Greene. Stickseed. 



Throughout the state; in cultivated and waste grounds; infrequent in 

 the Coastal Zone, common in the Midland and Mountain Zones. 



Mertensia virginica (L.) DC. Virginia Cowslip. 



Midland and Mountain Zones; in moist forests, being most abundant in 



the flood plains of smaller streams; infrequent. 

 Baltimore County, Western Run (1398). 



Myosotis laxa Lehm. Forget-me-not. 



Throughout the state; in wet shaded or open situations; frequent. 

 Anne Arundel County, Leon (1554). 



Myosotis virginica (L.) B. S. P. Spring Scorpion-Grass. 



Midland Zone; in dry soil; frequent. 



Lithospermum arvense L. Corn Gromwell. 



Throughout the state; in cultivated grounds and waste places; common. 



Lithospermum canescens (Michx.) Lehm. Hoary Puccoon. 



Baltimore, Arlington (Robert K, Miller). 



Symphytum officinale L. Comfrey. 



Midland Zone; in waste situations; infrequent. Introduced from 



Europe. 

 Baltimore County, near Towson (Robert K. Miller). 



Echium vulgare L. Viper's Bugloss, Blue-weed. 



Throughout the state; in fields and waste places, preferring thin soil. 

 Introduced from Europe. 



VERBENACEAE. 



Verbena officinalis L. European Vervain. 



Baltimore County, Canton (Robert K. Miller). 



Verbena urticifolia L. White Vervain. 



Throughout the state; in cultivated grounds and waste places; common. 



Verbena hastata L. Blue Vervain. 



Throughout the state; in waste situations; common. 



Verbena angustifolia Michx. Narrow-leaved Vervain. 



Throughout the state; in dry fields and waste situations; common, 



particularly in the Coastal Zone. 

 Dorchester County, near Cambridge (1582). 



