PLANTS OF ONONDAGA COUNTY 47 



S. Americanus— Pers, 1805. "Three Square" Chairmak- 

 er's Rush. 



Shores of lakes and ponds. Salina shore Onon. Lake. 

 Occasional. July, 1880. 



S. TORREYI— Olney, 1847. Torrey's Bulrush. 



Swamps. Infrequent. Cicero swamp. Tamerac. 



S. CYLINDRICUS — Brit, 1892. (S. Maritimus — Lin.) 

 Cranby's Bulrush. 



Brackish or salt lands. Liverpool, Shore Onon. Lake. 



S. lacustris— Lin., 1753. (S. Validus—Vahl, 1806.) 

 Great Bulrush. 



Distributed throughout N. A. in still fresh water. 

 Tully. July. 



S. ROBUSTRis— Pursh, 1814. Salt Marsh Bulrush. 



Abundant in all salt marshes. Salina marsh. July- 

 Oct. 



S. FLUViATiLis— A. Gray, 1848. (Scirpus maritimus var 

 fluviatilis — Torr. River Bulrush. 



Shallow water in rivers and lakes. Seneca River, Lake 

 Bonapate. 



S. SYLVATicus— Lin., 1753. Wood Bulrush. 



Low wet places. Not frequent. Reservation, Aug. 



S. ATROVIRENS— Muhl, 1817. Dark Green Bulrush. 



Low wet meadows and bogs. Com. Onon. Valley, July 

 1881. 



S. POLYPHYLLUS— Vahl, 1806. Leafy Bulrush. 



Scales often become leaves. Common in swamps. 

 July, Aug. 



S. CYPERINUS— Kunth, 1837. (S. Cryophorum var cyper- 

 inus—A. Gray). Wool Grass. 



Common. Swamps and low moist places. Onondaga 

 Creek. Sept. 



ERIOPHORUM— Lin. 

 E. ALPINUM— Lin., 1753. Alpine Cotton Grass. 



Cold bogs. Tamerac swamp. Inconspicuous. Fre- 

 quent. July, Sept. 



