1912] Flora of the Boston District,— XV 107 
REPORTS ON THE FLORA OF THE BOSTON 
DISTRICT,—XV. 
CYPERACEAE. 
CAREX, O TO Z. 
C. Oederi Retz. Swampscott (C. W. Swan, Aug. 5, 1886, speci- 
men in herb. N. E. Botanical Club). 
C. Oederi Retz, var. pumila (Cosson & Germain) Fernald. 
Salt marshes, meadows and shores, from Cambridge (1840) and 
Revere northeastward along the coast. 
C. oligosperma Michx. Cold bogs and meadows, rare; Tewks- 
bury, Bedford, Concord, Wellesley, Norfolk. 
C. pallescens L. Fields and meadows, common throughout. 
C. panicea L. Wet fields and meadows; well distributed except 
in extreme northern and western towns. “Cambridge, swamps on 
Mr. Norton's estate, June, 1838, E. T. Jr." [Edward Tuckerman]. 
C. pedunculata Muhl. Peabody (J. H. Sears, July 10, 1881); 
Shaker Glen, Woburn (Wm. Boott, May 14, 1865; E. F. Williams, 
May 12, 1895; J. M. Greenman, May 2, 1897; W. P. Rich & E. F. 
Williams, May 9, 1897); Fresh Pond, Cambridge (no data, specimen 
in herb. Bost. Soc. Nat. Hist.); Bussey's Mt., Jamaica Plain [W. 
Roxbury] (E. & C. E. Faxon, May 30, 1879). 
C. pennsylvanica Lam. Dry sterile soil, very common throughout. 
C. pennsylvanica Lam., var. lucorum (Willd.) Fernald. Wil- 
mington, Burlington, Stoneham, Malden, Medford, Norwood, Milton, 
Halifax. 
C. platyphylla Carey. Rich woods; Andover, Hamilton, Salem, 
Cambridge, W. Roxbury; Middlesex Fells, according to Deane, Fl. 
Metrop. Park Comm. 93, 1896; Hingham, according to T. T. Bouvé, 
The Botany of Hingham 132, 1893. 
[In Dame & Collins, Fl. Middlesex Co. 118, 1888, this species is 
recorded from Medford, collected by C. E. Perkins. An examination 
of the specimen in the New England Botanical Club Herbarium shows 
it to be C. laxiflora Lam., var. patulifolia (Dewey) Carey.] 
