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Eriophorum polystachyon, Z. (Common CotTron-Grass.) 
Common in meadows. Variable. 
Eriophorum gracile, Kock. 
Topsfield (Oakes); Boxford; Cedar pond, Wenham; Beaver pond, 
Beverly; Danvers (J. H. Sears). Not very common. 
Fimbristylis autumnalis, Rem. & Schultes. 
Boxford (J. R.); Danvers, 1878 (J. H. Sears); Salem Great Pas- 
tures (W. P. Conant). 
Fimbristylis capillaris, Gray. 
Common in dry open places. 
Rhynchospora fusea, Rem. & Schultes. 
Manchester (Oakes); Beaver pond, Beverly (W. P. Conant); Mid- 
dleton pond (J. R.). 
Rhynchospora alba, Vahl. 
Meadows. Frequent. 
Rhynchospora glomerata, Vahl. 
Wet places, borders of ponds, etc. Very common. 
Cladium mariscoides, Torr. 
Ipswich (Oakes); Chebacco pond (J. R.); Hood’s pond, Topsfield 
(J. H. Sears). Scarce. 
Carex polytrichoides, Muhi. 
West Newbury and Wenham (W. P. Conant). 
Carex bromoides, Schk. 
Ipswich (Oakes); West Newbury (W. P. Conant). 
Carex siccata, Dew. 
Danvers (J. H. Sears); Salem Great Pastures. 
Carex teretiuscula, Good. 
Danvers (J. H. Sears); Beaver pond, Beverly. 
Carex vulpinoidea, Michz. 
Meadows. Common. 
Carex stipata, Muhl. 
Salem, Danvers (J. H. Sears), Merrimac, etc. Common. 
Carex sparganioides, Muhl. 
Essex Co. (Oakes). 
Carex muricata, L. 
Salem Great Pastures, Kernwood (W. P. Conant), etc. 
Carex cephalophora, Muhl. 
Boxford, 1878; West Newbury (W. P. Conant). 
Carex Muhlenbergii, Schk. 
Boxford, Wenham, Beverly, etc. Quite common. 
Carex rosea, Schk. 
Meadows, etc. Common. 

