1887.] NATURAL SCIENCES OF PHILADELPHIA. 77 



CASTER ; Allegheny, Knipe. 



85. Carex nigro-marginata, Schweinitz. 



Northampton, Seidersville, R. G. Bechdolt : Bucks, J. A. and 

 H. F. Ruth. Rare and local. 

 6. Carex umbellata, Schkuhr. 



Northampton ; Bucks ; Carbon, Garber ; Lycoming, A. H. 

 Smith; Philadelphia, Manayunk, C. E. Smith; Lancaster, 

 duckies. On dry rocks and hillsides. Not common. 



87. Carex pubescens, Muhl. 



Northampton ; Bucks, (Moyer's Cat.) ; Delaware, Dr. G. 

 Smith ; Chester, (F1. Cestr.) ; Berks, Dr. J. P.Hiester ; Lancaster; 

 Clearfield and Elk, McMinn. 



88. Carex Willdenovii, 8chkuhr. 



Northampton ; Bucks, Nockamixon Rocks ; Lancaster ; Ly- 

 coming, A. H. Smith. Rare. 



89. Carex Steudelii, Kuuth. 



Lancaster, on the Conestoga ; Dauphin, near Harrishurg, 

 Garber ; Allegheny, Knipe. Rare. 



90. Carex polytriclioides, Muhl. 



Monroe, Water Gap, Knipe ; Northampton ; Chester, (F1. 

 Cestr.) ; Lancaster ; Franklin ; Sullivan, C. E. Smith ; Hunt- 

 ingdon. Common, in wet meadows. 



91. Carex chordorhiza, Ehrhart. 



Tioga, Marsh Farm, near Wellsborough, Garber, 1869. Very 

 rare. The only station known. Its southern limit. 



92. Carex conjuncta, Boott. 



Philadelphia, on the Schuylkill, Canby. No other station known. 



93. Carex stipata, Muhl. 



Wayne, (^ar6er; Northampton ; Bucks, (Moyer's Cat.) ; Phil- 

 adelphia, Diffeiibaugh; Chester, (F1. Cestr.); Lancaster; 

 Sullivan, C. E. Smith ; Centre, Boecking ; Huntingdon ; Alle- 

 gheny, Knipe. One of our most common and abundant species. 



94. Carex teretiusoula, Gooden. 



Tioga and Crawford, Garber. Rare. 



95. Carex teretiusoula, Gooden., var. ramosa, Boott. 

 Lancaster, Dillerville Swamp ; Centre, Boecking. Rare. 



96. Carex vulpinoidea, Michx. 



Northampton , Bucks ; Lancaster ; Franklin ; Tioga, 

 Garber; Huntingdon; Blair. Exceedingly common and very 

 variable. 



