PLANTS OF ONEIDA COUNTY AND VICINITY. 147 



schweinitzii, Torrey. Discovered by Schweinitz. 



Dry sandy banks along the shore of Lake Ontario. Sodus bay, Sartwell in 

 herb. Ham. Coll. Near Greece, Monroe county, Bradley, Torrey Cyp. Beach 

 of Lake Ontario near Braddock's bay, Bradley. Rare. August. 



filiculmis, Vahl. Filiform Cyperus. 



Barren fields and banks. Abundant in the sandy wastes at the head of Oneida 

 lake. South shore of Oneida lake, Knieskern. Around Onondaga lake. 



Frequent. July, August. 



DULICHIUM, Richard. 



spathaceum, Persoon. Sheathed Dulichium. 



Marshes, borders of lakes, frequent. In the north woods, common. August. 



HEMICARPHA, Nees von Esenbeck. 



subsquarrosa, Nees. Spreading- scaled Hemicarpha. 



Sandy shores. Northern parts of the State of New-York, Stevenson ; western 

 parts of the same State, Gray; Torrey Cyp. Near Oneida lake, New-York, 

 Gray Gram. $ Cyp. Shore of Oneida lake above the mouth of Fish creek, 

 with Cyperus inflexus, Knieskern. Rare. July. 



ELEOCHARIS, R. Brown. 



obtusa, Schultes. Obtuse-scaled Eleocharis. 



Marshes, low grounds. Common. July. 



palustris, R. Br. Marsh Eleocharis. 



Bogs, swamps, borders of ponds, lakes at the water's edge. Often very high 

 when growing in shallow water. Common. July. 



var. calva, Gray. Skull-spiked Eleocharis. 



"Western part of the State, Torrey Fl.N.Y. Watertown, Crawe, Gray bot. 



August. 



compressa, Sullivant. Compressed-culmed Eleocharis. 



Shallow borders of lakes, or at the water's edge, in the north woods. Wet 

 mud-banks of a millpondat Cedarville, south Herkimer county. Brownville, 

 Jefferson county, W. A. Wood in herb. Sartwell Ham. Coll. Scarce. August. 



rostellata, Torrey. Rostrate-fruited Eleocharis. 



Swamps. Junius, Seneca county, Sartwell, Torrey Cyp. and Fl. N.Y.: Gray 

 bot.: i?i herb. Sartwell Ham. Coll. Common on the swamp of West-Bergen, 

 Genesee county; in wet moss and water-covered marl. 



This plant commonly bears fruitless culms two to four feet in length, 

 which, bending over, root at the end. August, September. 



intermedia, Schultes. Intermediate Eleocharis. 



Damp banks and shores. Jefferson county, Crawe, and Oneida county. Gray, 

 Torrey Cyp. Shores of North pond, southwest of Boonvilie. Near Oriskany, 

 Knieskern. Cedarville, covering the muddy banks of a millpond, and along 

 the creek towards Ilion; marly shores of Cedar lake, with Scirpus paucifiorus; 

 south Herkimer county. Southern Oneida and Madison counties, Gray. 

 Benton, Yates county, Sartwell in herb. Ham. Coll. Infrequent. August. 



tenuis, Schultes. Slender Eleocharis. 



Marshes. Mud lake, Jordanville, Cedar lake, Hidden lake, and Cedarville, 

 south Herkimer county. Frequent. August. 



acicularis, R. Br. Needle Eleocharis. 



Rivulet-sides, wet banks and bottoms of mud. Common. June - August. 



