122 



Carex hystricina, Willd. 



Near Crane pond, West Newbury, Aug. 1879. 

 Carex tentaculata, MuM. 



Meadows, etc. Very common. 

 Carex intumescens, Budge. 



Danvers (J. H. Sears), West Newbury (W. P. Conant), etc. 



Frequent. 

 Carex lupulina, Muhl. 



Swampy places. Frequent. 

 Carex foUiculata, L. 



Wet and shady places. Quite common. 

 Carex squarrosa, L. 



One specimen near Sutton's Mills station. North Andover, Aug. 6, 



1879 (J. R.). 

 Carex utriculata, Boott. 



Essex County (Oakes) ; Beaver pond, Beverly ; West Newbury (W. 



P. Conant). Frequent. 

 Carex taullata, Schk. 



Near Haggett's pond, Andover; West Newbury (W. P. Conant); 



Danvers (J. H. Sears). 

 Carex monile, Tuckerman. 



Burley woods, Danvers, 1879 (J. H. Sears) ; Sangus river, June 18, 



1879 (C. E. Faxon) ; West Newbury (W. P. Conant). 

 Carex oligosperma, Michx. 



Essex County (Oakes, in herb. P. A. S.). This specimen may have 



been collected outside the limits of the county. 



(Grass Family.) 



Leersia Virginica, Willd. (White Grass.) 

 Oak Island, Chelsea (Bigelow's Fl. Bost., 2d ed., 182i); near Sut- 

 ton's Mills station. North Andover. Abundant at the last named 

 place. 



Leersia oryzoides, Swam. (Rice Cut-Grass.) 

 Borders of brooks, etc. Common. 



Zizania aquatica, L. (Indian Rice.) 

 Outlet of Pleasant pond (Dr. Chas. Pickering), outlet of Wenham 

 pond (W. P. Conant), Ipswich river from Topsfleld to Ipswich, 

 Merrimao river. Abundant. An exceedingly beautiful plant when 

 in flower. 



