CYPERACEAE 195 



55. C. communis Bailey. In dry soil: N. S. to B. Col., south to 



Ga., Ohio and Neb. 



Common or frequent throughout the range, except on the coastal 

 plain. 



56. C. pennsylvanica Lam. In dry soil: N. B. to N. Dak., N. 



Car. and Tenn. 



Abundant throughout the range in some of its forms. 



57. C. varia Muhl. In dry soil: N. S. to western Ont. and Man. r 



south to Ga. and Tex. 



Scattered throughout the range. The records from within 

 our range, in Pa., of C. deflexa Hornem. and C. albicans Willd. 

 are based on specimens of this species. 



58. C. novae-angliae Schwein. In wet shaded places: N. B. to- p 



Me., Mass. and N. Y. 



East Windham in the Catskills. Reported from Norfolk, 

 Conn. (Rhodora 15:30), and Pine Plains, Dutchess Co., N. Y. 



59. C. nigro-marginata Schwein. In dry soil: Conn, to Alabama 



and Louisiana. 



Conn. Reported from near North Stonington. 



N. Y. L. I. Yonkers (Bicknell). 



N. J. Milford and Holland in the north, and scattered throughout 

 the coastal plain except the pine-barrens; most abundant south- 

 ward. 



Pa. Bucks Co.; reported also from Northampton and Mont- 

 gomery counties. 



60. C. abdita Bicknell. Que. to Vancouver, south to Delaware 



and Indiana. 



Conn. Bridgeport, rare. 



N. Y. L. I., Westchester, Sullivan and Dutchess counties. 



N.J. Salem, Camden, Mercer and Sussex counties, all within the 



drainage of the Delaware, and near Hoboken. 

 Pa. Chester, Delware, and Montgomery counties. 



61. C. umbellata Schk. In dry soil: N. S. to Mich, and Pa. 



Conn. Reported as occasional near the coast, decreasing north- 

 ward. These records probably refer largely to the last species. 



N. Y. Yonkers and in the Highlands. 



N. J. Scattered over most of the state, except the pine-barrens, 

 there rare. 



Pa. Philadelphia Co., and reported from Northampton and Bucks 

 counties. 



