PLANTS OF ONONDAGA COUNTY 45 



C. FILICULMNIS — Vahl, 1806. Slender Cyperus. 



Dry soil. Old, sterile fields. Common. East Hill, near 

 Old Armory. July, 1882. 



C. HOUGHTONI — Torr, 1836. Houghton's Cyperus. 



Dry, sandy soil. Frequent. Mr. Calthrop's woods. 

 July, 1881. 



DULICHIUM. 



D. ARUNDINCEUM — Brit. (D. Spathaceum — Pers. 1805). 



Dulichium. 

 Wet grounds. Not frequent. Swamp near Euclid. 

 Sept., 1882. 



ELEOCHARIS— R. Br., 1910. 



E. INTERSTINCTA — R. & S., 1817. (E. equisetoldes — Torr, 



1836.) Knotted Spike-rush. 

 In shallow water near shore. South Bay. Abundant. 

 Aug., 1883. 

 E. OVATA — R. &. S., 1817. Ovoid Spike-rush. 



Low muddy grounds. Common. Varies. July, Aug. 



E. PALUSTRis — R. & S., 1817. (Scirpus palustris.) Creep- 

 ing Spike-rush. 

 Swamps and ponds. Plentiful in Tamerac swamp. 

 Aug., 1882. 

 E. PALUSTRIS — var. Vigens — Baily. Stout Spike-rush. 

 Spike-rush. 

 Lake shores. Common. Rigid. Oneida Lake, Brewer- 

 ton, Aug., 1883. 

 E. ACICULARIS — R. & S., 1817. (Scripus acicularis — L.) 

 Needle Spike-rush. 

 Common. Distributed throughout U. S. in wet places. 

 Bridgeport Road, 1882. 

 E. Tenuis — Schultes, 1824. (Scirpus tenuis). Slender 

 Spike-rush. 

 Wet soil. Infrequent. Geddes farm. June and July. 



E. Intermedia — Schultes, 1824. (Scirpus intermedia). 



E. tenuis — Schultes, 1824. (Scirpus intermedia — Muhl, 

 1817.) Matted Spike-rush. 

 Swamps and moist, hilly places. Frequent. Tamerac. 

 1882. 



