HOFFMANN: FLORA OF BERKSHIRE COUNTY. 223 
C. albicans Willd. — Rich woods, Hinsdale. The only known 
station in Massachusetts. 
C. albolutescens Schwein., var. cumulata Bailey. — (C. albo- 
lutescens Man. ed. 7 in part.) 
Exposed ledges at Bash Bish Falls, Mt. AYashington, rocky shores 
of Guilder Pond, ]\It. "Washington, and the upper slopes of The Dome. 
Altitude 2100 feet. 
C. alopecoidea Tuckerm. — Swale, Williamstown ; meadows and 
swales near the river, North Adams (Fernald and Long). 
C. annectens Bicknell. — (C. setacea Dewey, var. ambigua Man. 
ed. 7; vid. Bull. Torr. Bot. Club, 35: 492, 1908.) 
Dry fields and roadsides; frequent. Often occurring as if intro- 
duced with grass seed. 
C. aquatilis Wahlenb. — - Marshes in the valley; rare. Lake Buel, 
Monterey (Walters); Joyner's marsh, Egremont. 
var. cuspidata Laestad. — AYith the type. Lake Buel, Monterey. 
var. virescens Anders. — With the type at Monterey and Egremont. 
C. arctata Boott. — Woods and clearings; frequent in the valley, 
common on the plateau. 
C. atlantica Bailey. — (C sierilis Man. ed. 7.) 
Ice Pond, Mt. Greylock (Burnham), specimen not seen by the 
writer; borders of peat bogs,- Lost and Ward Ponds, Becket. 
C. aurea Nutt. — Low ground, wet meadows, roadside ditches; 
common in calcareous soil. 
C. Bebbii Olney. — Low ground; common. 
C. bromoides Schkuhr. — Wet woods and swamps; common. 
C. brunnescens Poir.— Rocky woods, dry clearings and moist 
thickets; common on the plateau, occasional in the valley (Cheshire, 
Winslow). Common on the upper portion of Greylock. 
C. canescens L. — Low ground, Florida; swampy woods, Sheffield 
(Fernald). 
var. disjuncta Fernald. — Swamps and bogs; common. 
var. subloliacea Laostad. — Borders of pools in marshes, boggy 
shores of ponds; common. 
C, cephaloidea Dewey. — Rich woods; occasional. Williamstown; 
North Adams; Becket; Stockbridge; West Stockbridge; New Marl- 
boro; Shefrield; Egremont. 
C. cephalophora Muhl.— Dry open woodland; frequent in the 
valley, occasional on tiie plateau (Sandisfield). 
