LABIAIAE. 277 



series (VP.). Delaware— Ridley (Fu.)j Marple : (Fu.) (B. 8m.), Darby 

 (Ja.). Chester— Goshen, (W. Tr.).. Lancaster— (P.). 



Camden — Kaiglm 's Point (Ja.) (Wn.). 



#ew CastZe— Wawaset Nurseries. 



3. Lamium maoulatum L. M. p. 791. Roadsides; escaped from cultiva^ 



tion. Spring to fall. , ,,„ 



Philadelphia— Haddington, (Ws.). Bjicfc«r-(P.). Delaware— Wawa 

 (Ke.)„ Lansdpwne (Pa.), Darby Creek above West Chester I^jke (VP.). 

 Lehigh— Coplay (Kr.). Northampton— (P.). 



4. Lamium album L. M. p. 791. Waste places. Spring to fall. 



Montgomery— Shannonville (Cr.). 

 Camden— Kaighn's Point. 



14. BALLOTA L. 

 1. Ballota nigra L. Black Eorehound. M. p. 791. Waste places. .Sum- 

 mer. 

 Philadelphia — Philadelphia Salt Works, /. Burk (He.), Greenwich 

 Point, Girard Point (Te.). 



Camden— Kaighn's Point (Ja.)'(Wn.). 



15. 'STACHYS L. Hedge-nettle. ,,' 



Leaves narrowed at the base, linear to lanceolate or oblong. 

 Stem glabrous; leaves entire or nearly so. 



Leaves linear, 2-5 mm. wide. 1. 8. hyssopifolia. 



Leaves' obldng to linear-oblong, 4-10 mm. wide. ' 2. S. 'Ailantica. 

 Stem retrorsely hirsute; leaves serrate. 3. S. ambigua. 



Leaves cordate or truncate at the base, lanceolate to ovate. 



Stem glabrous or nearly so. 4. Si tenuifolia. 



Stem hirsute. , 



Leaves all very short-petioled, lanceolate to oblong. 



'''■■'■ 5. S. palustris. 



Leaves, at least the lower, slender-petioled. 



Leaves lanceolate or ovate, acute or acuminate. 



Plant dark green; leaves firm; petioles 6-36 mm. long. 



' 6. S. aspera. 

 Plant light green; leaves membr&nous; rJetidles 1'5 cm, 

 long. .■ 7. S. cordata. 



Leaves ovate, obtuse; diffuse annual. 8. S. arvensis. 



1. Staohys htssopifolia Michx. M. p. 792. Fields and thickets. Sum- 



mer. 

 Bucks-r Bristol, Mart. (B.C.). 



Burlington— Pemberton, Medford (C), Moorestown (Sts.). Camden— 

 Camden (C). Gloucester— Malaga, Dr. J. B. Brinton (He.). Middlesex 

 —Monmouth Junction (C), Jamesburg (Wn.). 

 ■ New Castle— Batten's, Ogletown, etc. Frequent. 



2. Stachys Atlantica Britton. M. p. 792. Marshy ground. Summer. 



Bucks— (P.). ' " ' ' 



3. Stachys ambioua (A. Gray) Britton. M„ p. 792. Moist soil.. Summer. 



Bucks— Bristol (P.). 



4. Stachys tenuipolia Willd; M. p. 792. Moist 'fields and thickets. 



Summer. 

 Bucks— Bristol (P.). 



