422 POLYGALACEAE 



N. J. Known only from Camden, Gloucester, Cumberland, and 



Salem counties, not in the pine-barrens. 

 Pa. Chester Co. 



Tertiary, o: Cretaceous, more common than elsewhere: Older 

 Formations, very rare: Exclusively south of the moraine. 170-220 

 days. About sea level. 



7. P. viridescens L. In fields and meadows: N. S. to N. Car., 



Minn., Kan. and La. 



Common throughout the range except in the pine-barrens, there 

 rare and perhaps only introduced. 



8. P. mariana Mill. In dry soil: S. N. J. to Fla., Ky. and La. 



N. J. Known only from a few stations in the pine-barrens and in 

 the region of Cape May. Rare and local. 



9. P. Nuttallii T. & G. In dry sandy soil: E. Mass. to N. Car., 



Mo. and Ala. 



Conx. Rare and local along the coast, decreasing and perhaps 



wanting inland. 

 N. Y. Locally common on L. I. and S. I. 

 N. J. Rare in Bergen, Somerset and Mercer counties, increasing 



and becoming common throughout the southern counties. 

 Pa. Pike, Lehigh, Bucks, Delaware and Chester counties. 



Tertiary, very common throughout : Cretaceous, common : Older 

 Formations, rare and scattered, more common in the Pa. drainage 

 of the Delaware River than elsewhere. 149-224 days. Sea level- 

 1,000 ft. 



10. P. Senega L. (P. Senega hitifolia T. & G.). In rocky woods: 



N. B. to Minn, and the Canadian Rockies, N. Car. and Ark. 

 Conn. Kent, and New Milford, both in the valley of the Housa- 



tonic; and in Litchfield Co. 

 N. Y. Pine Plains, Dutchess Co. 

 N. J. Reported from but very doubtfully occurring now near 



Jersey City and in Camden Co. No. N. J. specimens are extant. 

 Pa. Bucks, Philadelphia and Chester counties. 



Tertiary, o: Cretaceous, very doubtfully. Older Formations, 

 restricted to Stockbridge limestone in the northern and to limestone 

 and serpentine in the southern part of the local range. 142-220 

 days. Sea level-500 ft. 



1 1. P. polygama Walt. In dry soil: N. S. to Man., south to Fla. 



and Tex. 



