110 Rhodora [JUNE 
Shawsheen and Merrimac, near Sutton’s Mills Station (J. Robinson, 
Aug. 5, 1879); waste ground, Cambridge (W. Deane, June 27, 1887). 
Adventive from further west. 
C. stellulata Good. Wet open ground, common. 
C. stellulata Good., var. angustata Carey. Framingham (F. C. 
Smith, June, 1897); cedar swamp, Walpole (C. H. Knowlton, June 17, 
1908. 
C. stellulata Good., var. cephalantha (Bailey) Fernald. Many 
reports from central third of district. 
C. stellulata Good., var. excelsior (Bailey) Fernald. Frequent 
from Stoneham, Wellesley and Natick south to Mansfield and Walpole. 
C. sterilis Willd. Swamps, marshes and meadows; not reported 
from western third of district, but doubtless frequent throughout. 
C. stipata Muhl. Swamps and wet meadows, common. 
C. straminea Willd. Fields, woods and borders of brooks from 
Sherborn, Sharon and Milton northeast to West Newbury and Plum 
Island. 
C. stricta Lam. Forming tussocks in wet places, very common. 
C. stricta Lam., var. angustata (Boott) Bailey. Sixteen scattered 
stations in central part of district. 
C. stricta Lam., var. curtissima Peck. Malden, Medford, Wil- 
mington, Belmont, Milton, Westwood. 
C. stricta Lam., var. decora Bailey. Occasional in central part 
of district. 
C. tenella Schkuhr. Moist woods and wooded swamps; Billerica, 
Concord, Randolph, Dedham, Norwood, Canton, Walpole. 
C. tetanica Schkuhr, var. Woodii (Dewey) Bailey. Open peat- 
bog, S. Sudbury (M. L. Fernald, W. P. Rich & E. F. Williams, 
June 17, 1902). 
C. tribuloides Wahlenb. Moist fields and woods, frequent in 
northern half. 
C. tribuloides Wahlenb., var. reducta Bailey. Cambridge, 
Belmont, Milton, Norwood, Wellesley or Dover; Mill Dam, Boston 
or Brighton (Wm. Boott, June 5, 1853). 
C. tribuloides Wahlenb., var. turbata Bailey. Medford, Cam- 
bridge, Dedham, Canton. 
[C. rricnocarPA Muhl. In Dame & Collins, Fl. Middlesex Co. 
116, 1888, is the following reference to this species: “Concord (E. 5. 
Hoar; specimen in herb. of); Ashland (Rev. Thos. Morong)." The 
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