55 



Juncus bufonius, L Rush 



In similar situations as the last. 

 Juncus tenuis, With! Rush 



Lew places on the main land. 

 Juncus acuminatus, Mich Rush 



var. debilis, Engleman. 



In low grounds. 

 Juncus nodosus, L Rush 



Goat Island, in wet places near the margin of the River. 



var. megacephalus, Torr. 



With the last. 



Juncus Canadensis, J. Gay Rush 



On both sides of the River above the Falls. 



TYPHACE.E. 

 Typha latifolia, L Cat-tail Flag 



At the water's edge near the foot of the American staircase. 



Typha angustifolia, L Narrow-leaved Cat-tail Flag 



Niagara Falls. Clinton. 

 Sparganium eurycarpum, Engleman Bur Reed 



American side of the River above the Falls. 



Sparganium simplex, Hudson Bur Reed 



With the last. 



AROIDE.F,. 



Arissenia triphyllum, Torr . . . Indian Turnip. Jack-in-the- 

 Pulpit. 



Goat Island. A large and small variety common. 

 Peltandra Virginica, Raf Arrow Arum 



Niagara Falls. Clinton. Not seen by us. Perhaps P. undulata, Raf. 

 Symplocarpus fcetidus, Salisb Skunk's Cabbage 



Wet places above Clifton, Ontario. 



Acorus Calamus, L Calamus. Sweet Flag 



With the last. 



LEMNACE^. 

 Lemna trisulca, L , Duck's meat 



Niagara River above the Falls in quiet places. 



Spirodela polyrrhiza, Schleid : Duck's meat 



In similar places a& the last. 

 Wolffia Columbiana, Karst. 



Niagara River above the Falls. Prof. Kellicott. 



