336 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



LAMIUM L. Dead Nettle. 



Lamium amplexicaule L. (stem-embracing; referring to the 



leaves). 

 Henbit. 



Waste or cultivated ground. Occasional in Fairfield 

 County ; rare or local elsewhere. May — Oct. Naturalized 

 from Europe. 



Lamium purpureum L. (purple). 

 Red Dead Nettle. 



Rare. Waste ground: Fairfield (Fames). May — June. 

 Adventive from Europe. 



Lamium hybridum Vill. (mongrel). 



Local. Waste or cultivated ground: Cornwall, becoming 

 a weed (T. S. Gold). May — June. Adventive from Europe. 



Lamium maculatum L. (spotted). 

 Spotted Dead Nettle. 



Rare. Along roadsides and in yards as an escape from 

 cultivation: Norwich (Mrs. E. E. Rogers), New Haven (D. 

 C. Eaton), Southington (Andrews & Bissell), Woodbury 

 (Harger). May — Oct. Introduced from Europe. 



Sometimes occurs with white flowers. 



• LEONURUS L. Motherwort. 



Leonurus Cardiaca L. (of the heart). 



Common Motherwort. Lion's Tail. Throw-wort. 



Frequent. Roadsides and waste places. June — July. 

 Naturalized from Europe. 



Formerly used in domestic medical practice, especially for 

 diseases of women, whence the common name. 



BALLOTA L. Fetid Horehound. 



Ballota nigra L. (black). 

 Black Horehound. 



Rare. An escape to roadsides : New Haven (D. C. Eaton), 

 Milford (Fames). June — Aug. Native of Europe. 



Formerly cultivated because of supposed medicinal 

 qualities. 



