AND VICINITY. 71 



SAUEUEACEtE. Saururads. 



SAURURUS, L. Lizard' s-tail. 



CERNUus, L. Nodding Saururus. 



Swamps and water-siden. Borders of Oneida lake. Kni-skern, Gray. Low 

 woods cast of Onondaga lake. Swamps southeast of Oswego. Bank.s of streams 

 between Syracuse and Savannah, Cayuga river marshes. Owasoo lake out- 

 let, /. H. Hall. Common along Clyde river. Frequent. July, August. 



CERATOPHYLLACEiE. Homworts. 



CERATOPHYLLUBI, L. Hornwort. 



DEMEiisuM, L. Submerged Geratophyllum. 



var. ECHiNATUM, Gray. Rough Geratophyllum. 



Slow-flowing or still water. Outlet of Canaderaga lake, where it flowers and 



fruits readily. Pemi-Yan, Sartwell in herb. Ham. Coll. 



Infrequent. Juno, July. 



CALLITEICHACE^. Water-starworts. 



CALLITRICHE, L. Water-starwort. 



VERNA, L. Vernal Gallitriche. 



Still water beside streams, ponds. Frequent. 



forma terrestris, Engelmann. Moss Gallitriche. 



Muddy banks. Millpond at Cedarville. Uncommon, June - August. 



AUTUMNALis, L. Autumnol Gallitriche. 



River borders. Borders of Canaderaga lake outlet. Alexandria bay, G. W. 

 Clinton. Rare. August. 



PODOSTEMACE^. River-weeds. 



PODOSTEMON, Michaux. Biver-weed. 



GERATOPHYLLUM, llicli^. Hom-leaved Fodostemon. 



Stony bottoms of streams. In flowing water, Watertown, Jefferson county, 

 Crawe, Gray in Rare plants of Northern N.Y. "Watertown, Crawe in herb. 

 Sartwell Ham. Coll. Rare. July, August. 



EUPHOEBIACEiE. Spurges. 



EUPHORBIA, L. Spurges. Euphorbia. 



POLYGONIEOLIA, L. Polygonum-leaved Euphorbia. 



Shores. Mouth of Genesee river, Sartwell in herb. Ham. Coll. Lake shore 

 at Charlotte, C. M. Booth. Rare. July - September. 



MACTJLATA, L. Spotted-leaved Euphorbia. 



Roadsides, hanks of streams. Common. July - October. 



HYPERiciFOLiA, L. Hypericum-leaved Euphorbia. 



Damp gravelly places, hillsides. Common. July - September. 



HELIOSCOPM, L. Sun-gazing Euphorbia. 



Shores of Onondaga lake; most abundant at its head, Salina. 



Rare. July - October. 



PLATYPHTLLA, L. Broad-leaued Euphorbia. 



Pastures, roadsides. Winfield, south Herkimer county. Paris hill. Clark's 

 mills, towards Pratt's eettlcmeut. OccasionaL June - September. 



