CLADOPHORA. 37 



Cladophora is well adapted to meet its problems of 

 living is indicated by the almost universal presence 

 of the pi nt wiierever there is a constant water-supply. 

 By means of its strong "holdfast" it is enabled to grow 

 in running water and on wave-beaten rocks, in which 

 places it frequently forms very luxuriant growths. 



In reproduction Cladophora bears close resemblance 

 to Ulothrix. 



