C. incurva Leight. : 
Tt 
C. nardina Fries, ib<^.) 
C. capitata Ait. k 
G. filifolia Nutt. 
C. stylosa C.A.Meyer J i/< 
fj&a , ^ r fy 
C. maritima O.F.Muller • • t/ 
f%C , &i$< VC, Pf ,^1, \u£ . €i . 
C. marit. v. erectiuscula Fernald 
C. ealina Wahlenb. /4u/J 
