110 POACEAE 



N. J. Very rare near Wildwood, Cape May Co., otherwise known 

 only from Morris, Sussex, Warren and Passaic counties.* 



Pa. Northampton, Bucks, Berks, Chester and Delaware counties. 

 Tertiary, unknown on Beacon Hill, very rare off it: Cretaceous, o: 



Older Formations, rare and scattered ; predominating on limestone 



and Serpentine. 118-220 days. Sea level-2,000 ft. 



18. P. Werneri Scribn. Dry knolls in swamps: Me. to Minn., 



Ohio, Mo. and Tex. 



Conn. Rare; Voluntown, Ledyard, Waterford, Southington and 



Franklin. 

 N. Y. Near Van Courtlandt Park, N. Y. City. 

 N. J. Rare at Berkeley Heights, Union Co. 

 Pa. Near Easton. 



A rare and local species in our area. 



19. P. Bicknellii Nash. Dry wooded hills: Conn., N. Y. and Pa. 



to Ga. and Mo. 



Conn. Norwich and New Haven, rare. 



N. Y. Not uncommon in the Bronx and on the coastal plain of L. I. 

 Pa. Rare in Chester Co. 

 A rare and local species. 



20. P. angustifolium Ell. In dry soil: N. J. and Pa. to Fla. and 



Tex. 



N. J. Green Creek, Cape May Co. 



Pa. "Banks of the Schuylkill, below Reading." Not recently 



collected and perhaps introduced. 



Very rare in our range, common in the southern states. 



21. P. aciculare Desv. Dry or moist soil: N. J. to Fla. and Tex. 



Recorded from W. I. 



Known, in our area, only from Cape May Co., N. J. 



22. P. sphaerocarpon Ell. In dry soil: Vt. to Kan., south to 



Fla., Tex. and Mex., northern S. Am. 

 Throughout the range, increasing and common southward. 



23. P. polyanthes Schult. In woods and along thickets: southern 



N. Y. to Okl., south to Ga. and Tex. 

 N. Y. Rare on S. I. and in the Bronx, unknown elsewhere. 

 N. J. Rare in Middlesex Co., increasing southwestward to Salem 

 Co.; not in the pine-barrens; at Cape May. 



* See Introduction paragraph 7. 



