35 



Bidens Beckii, Torr. 



Chippewa, Ontario. Macoun, on the authority of Dr. Maciagan. 

 Niagara River near Grand Island. 



Helenium autumnale, L Sneeze-weed 



Goat Island and elsewhere in wet ground. 

 Anthemis CotulAj L. ( Maruta Cotula, I). C.) Mayweed 



Road sides on the main land. 



Achilleea Millefolium, L Yarrow 



Goat Island. 



Chrysanthemum Leucanthemum, L Ox-eye Daisy 



Goat Island and elsewhere. 

 Chrysanthemum Parthenium, Pers Feverfew 



Lewiston. A garden scape. 

 Tanacetum vulgare, L Tansy 



Near the Cantilever Bridge on the Canadian side. 

 Artemisia vulgaris, L Mugwort 



Along the descent to the old landing on the American side of the 

 River, of the steamer "Maid of the Mist." 



Tussilago Farfara, L Coltsfoot 



By the railroad track between the Devil's Hole and Lewiston. 

 Senecio aureus, L Golden Ragwort 



Goat Island. 



var. Balsamitse, Torr. and Gray. 



Near DeVaux College. Rays sometimes wanting. 



Senecio vulgaris, L Groundsel 



American side of the River above the Falls. 



Erechtites hieracifolia, Raf Fireweed 



Goat Island. Near Clifton, Ontario. 



Arctium Lappa, L Burdock 



Goat Island. 



Cnicus arvensis, Hoff m Canada Thistle 



Goat Island and elsewhere. 

 Cnicus lanceolatus, Hoffni Common Thistle 



Goat Island and elsewhere. 

 Cnicus pumilus, Torr Pasture Thistle 



Near DeVaux College. 



Cnicus altissimus, Willd Tall Thistle 



var. discolor, Gray. 

 Goat Island. 



