150 



and rt'scinlilc each (itlicr soiiicwiuit. ext-ept IhicnnitJicid has a round stem. 

 Bits (if Ih Icrdiitlii 1(1. lirokcn off by the waves and washed ashore, take root 

 and liidw and lilossuin. torniinu mats of shoi't. liriiiht green plants with 

 yellow blossoms. 



'I'lif siintterdock {\iiiiiiiliiic(n nnd Avater lily {('asfdiid) ;ire to a cons'der- 

 able extent found yiowinu' together. \ iiihiiIiiiiii forms a tolerable large 

 palch in tlie poml in southern lake plain. It is not fonml in the lake along 

 any part of the northwestern slior(> at all. It covers a very large area at 

 the southern end of the lake near the month of Clear Creek (see Fig. 5). 

 and inins its greatest distance out frcun shoi-e on a bar foi'ined at the 



Fi£ 



immtli of tlie creek. It begins again at the extreme end of the West Hay, 

 lU'ar till' <iutlet. ami forms a broad marginal belt art)uml this part of the 

 slior<'. Tliei'e is a third patcli at the month of the steamboat canal. It 

 t'Xtends for some distance beyond the canal mouth to tlie north side. 

 Nymidiaea seems to prefer a muddy bottom. It seem.s to be fond of a 

 gentle current, and extends from the lake for some distance up Clear 

 Creelc. and down tlic outlet. Its greatest development in tlie southern part 

 of the lake is due to the i)i'otection it has tliei'e from lasliing wimls, ;is thks 



