Prunella LABIATAE Stachys 



Prunella L. 



P. vulgaris L. Self Heal. 



Frequent throughout, in woods and fields, and on roadsides. 

 June into Oct. 



Physostegia Benth. False Dragon Head. 



P. virginiana (L.) Benth. (Incl. P. denticulata (Ait.) Benth.) 



An infrequent escape from cultivation along the Susquehanna 

 River (Ce), and in New Castle and Sussex Counties. July into 

 Sept. 



Lamium L. Dead Nettle. 



L. amplexicaule L. Henbit. 



A common weed about gardens, fields and roadsides, throughout 

 the Peninsula. Early April, May. Nat. from Europe. 



L. purpureum L. 



Infrequent, in fields and woods along the Brandy wine Creek; 

 one station in Talbot County: field 3 mi. n. w. of Easton, Earle, 

 2368, 11 May 1940 (P). May. Nat. from Europe. 



L. maculatum L. 



An occasional escape from cultivation: Wilmington, Commons 

 & Tatnall in 1897 (A); below Stanton (NC), Canhy in June 1902 

 (D). Introd. from Europe. 



Leonurus L. Motherwort. 



L. Cardiaca L. Common Motherwort. 



A frequent weed in waste places. June, July. Nat. from 

 Europe. 



L. Marrubiastrum L. 



Frequent in waste ground; Piedmont of New Castle County. 

 July, Aug. Adv. from Europe. 



Stachys L. Hedge Nettle. 

 S. hyssopifolia Mx. 



Infrequent; meadows and pond margins on the Coastal Plain, 

 from near the Fall Line to Sussex County. Late July to early Aug. 



S. aspera Mx. {S. amhigua (Gray) Britton.) 



Seldom collected: Kings Creek (So), J. H. Holmes, 24 July 1890 



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