HOFFMANN: FLORA OF BERKSHIRE COUNTY. 229 
C. riparia W. Curtis. — (C.lacustris 111. Fl. ed. 2.) 
Swamps; fi-equent in the valley. 
C. rosea Schkuhr. — Rich dry woods; common in the valley. 
var. minor Boott. — Rich rocky woods, often on rocks and ledges; 
common on the hills in the valley. 
var. radiata Dewey. — Rich rocky woods; common. 
C. rostrata Stokes. — IMarshes and bogs; frequent. Altitude 
2000 feet, Hancock. 
var. ambigens Fernald. — Bog, Monterey. 
var. utriculata (Boott) Bailey. — Borders of bogs; frequent. 
Commoner than the type. 
C. scabrata Schwein. — Wet places in w^oods; frecjuent. 
C. Schweinitzii Dewey. — Swamps and swales in .the Hoosac 
Valley; Williamstown (Williams); North Adams (Churchill). This 
species occurs in Salisbury, Conn., and should be looked for in the 
southern part of Berkshire Co. 
C, scirpoides Schkuhr. — (C. mterior 111. Fl. ed. 2.) 
Swales, wet meadows, swampy woods, borders of bogs and ponds; 
common. 
var. capillacea (Bailey) Fernald. — (C Hoxoei 111. Fl. ed. 2.) 
Swampy woods; occasional. Washington; Beckct; Stockbridge; 
West Stockl)ridge; New Marlboro. 
C. scoparia Schkuhr. — Grassland, thickets, low^ ground; common. 
var. condensa Fernald. — Low^ ground; common at high altitudes. 
var. moniliformis Tuckerman. — Low ground; frequent. 
var. subturbinata Fernald & Wiegand. — Vid. Rhodora, 14: 
116 (1912). 
Distribution not known. Collected in a pasture in Sandisfield, and 
among boulders in woods in Florida (Fernald and Long). 
C. seorsa E. C. Howe. — Border of peat bog, Ward Pond, Becket; 
in open swamps, Sheffield (Bean and Fernald). 
C. setacea Dewey. — The type specimen, collected in Williamstown 
before l<S2o, is in the Gray Herbarium. The species has not since 
been collected in the County, which appears to be the eastern limit of 
its range. 
C. sparganioides Muhl. — Rich or dry woodland; frc(iuent in the 
valley. 
C. Sterilis Willd. (not of the Man. ed. 7). — Joyner's Marsh, 
Egremont. 
