602 COMPOSITAE 



Pa. Throughout our area. 



Tertiary, two stations on Beacon Hill, unknown elsewhere: 

 Cretaceous, o: Older Formations, increasing northward. 117-220 

 days. Sea level-4,020 ft. 



18. S. Elliottii T. & G. In swamps: N. H. and Mass. to N. Car. 



and Ga., mainly near the coast. 



Conn. Common along the coast, decreasing and perhaps wanting 

 inland. 



N. Y. Not uncommon on L. I. and S. I. and in the tidal creeks 

 of the Bronx, unknown elsewhere. 



N. J. Bergen, Hudson, Middlesex, Monmouth, Mercer, Glou- 

 cester, Ocean, Atlantic, and Cape May counties, mostly near 

 tidal water; some pine-barren stations are known, but rare. 

 Rare and local in our area, except in the region of tidal creeks, 



there locally common. 



19. S. arguta Ait. In rich woods: Me. and Ont. to Ohio, south 



to Va. 



Conn. Throughout, increasing northwestward; rare in New 

 London, Co. 



N. Y. Rare on L. I.; S. I.; unknown in the Bronx, thence increas- 

 ing and becoming common northward. 



N. J. A single station in Gloucester Co., thence unknown, to 

 Middlesex Co., thence increasing northward. 



Pa. Northampton, Lehigh, Bucks, and Chester counties. 



Tertiary, o: Cretaceous, very rare: Older Formations, increasing 



northward. 117-220 days. Sea level-3,980 ft. 



20. S. juncea Ait. (S. juncea ramosa Porter & Britton). In dry 



or rocky soil: N. B. to Hudson Bay and Man., N. Car. and 



Mo. 



Conn. Throughout the state. 



N. Y. Common throughout the area, increasing northward. 



N. J. Gloucester, Middlesex and Camden counties, thence in- 

 creasing northward. 



Pa. Throughout the range. 



Tertiary, o: Cretaceous, very rare: Older Formations, increas- 

 ing and common northward. 123-220 days. Sea level-2,500 ft. 



21. S. neglecta T. & G. In swamps: N. B. to Wise, Md. and 

 111. 



Throughout the range, but usually scattered and locally rare. 



