RED PONDWEED 

 (Potamogeton alpinus) 



Alaska to Greenland, 

 California, Michigan and 

 Pennsylvania, often in 

 streams „ 



Plants are usually 

 reddish. Sometimes there 

 are no floating leaves 

 (see page 17). 



Resembles Variable 

 Pondweed but is less- 

 branched and has short- 

 stalked floating leaves. 



RIBBONLEAF PONDWEED 

 (Potamogeton epihydrus ; 

 includes tennesseensis) 



Alaska to Montana, 

 California and Colorado; 

 and Manitoba to Quebec, 

 Iowa and Georgia; 

 particularly in slow 

 streams. 



Underwater leaves 

 are ribbonlike and have 

 a light-colored center 

 stripe. Sometimes 

 there are no floating 

 leaves (see page 25). 



