PLANTS OF ONEIDA COUNTY AND VICINITY. 



95 



POLYMNIA, L. Leaf cups. 



* canadensis, L. Canadian Polymnia. 



Shaded rocky sides of streams. About Vernon, /. S. Douglass, Knieskern. 

 Ravine of Chittenango creek, below the falls. Hackney falls, Owasco lake 

 outlet, I. H.Hall. Gorhani, Ontario county, Sartwell in htrb. Ham. Coll. 



Rare. July - September. 



uvedalia, L. In honor of Robert Uvedale. 



Deep ravine of Chittenango creek, at the water side. Borders of Seneca lake, 

 Sartwell in herb. Ham. Coll. Rare. August, September. 



A3IBROSIA, Tournefort. Ragweed. Wormwood. 



» trifida, L. Three-parted-leaved Ambrosia. 



Forming thickets along the banks of the Mohawk. Common. July, August. 



• ARTEMisiiEFOLiA, L. Artemisia-leaved Ambrosia. 



"VYaysides, waste places. Common. July - September. 



XANTHIUM, Tournefort 



• STRUMARIUM, L. 



Cockleburs. 



Strum a-healing Xanthi um . 



Yards, streets, waste grounds. Abundant on the low banks of the Mohawk. 



Common. August. 



SPINOSUM, L. Thorny Xanthium. 



Around the Dexter factories, Knieskern. Hab. Oriskany, but rare, P.B.K. 

 in herb. Sartwell Ham. Coll. August - October. 



HELIOPSIS, Persoon. 

 l^svis, Pers. 



Marshes and streams. 



RUDBECKIA, L. 



LACTNIATA, L. 



Bottoms of ravines, creeks, rivers. 



eulgida, Alton. 



Meadows, occasionally, but not permanent. 



• HIRTA, L. 



Pastures, meadows and their borders. 



False Sunflower. 

 Smooth Helwpsis. 

 Common. August - October. 



Cornflowers. 

 Deeply -parted-leaved Rudbeckia. 

 Common. July - September. 



Fulgent Rudbeckia. 

 July, August. 



Rough Rudbeckia. 

 Common. June, July. 



HELIANTHUS, L. 



GIGANTEUS, L. 



Low river-banks and marshes of lakes. 



STRUMOSUS, L. 



Thickets on hillsides and river-banks. 

 var. mollis, Torr. fy Gr. 



Sunflowers. 

 Gigantic Helianthus. 

 Frequent. August, September. 



Tubercled-stemmed Helianthus. 



Abundant. 



Doiony-leaved Helianthus. 



Penn-Yan, Sartwell. Greece, sides of Genesee river, Bradley. 



Divergent Helianthus. 

 Common. 



DIVARICATUS, L. 

 Open woods. 



dec apet alus, L. Ten-rayed Helianthus 



Ravine-sides and bottoms. Infrequent. 



var. ERONDOSus, Torr. <f- Gr. Leafy -involucred Helianthus 



Shady stream-sides. yucQmnion, 



