636 



TEXTBOOK OF BOTANY 



Summary of Life Cycles of Algae Described 



its nucleus divides and one of the resulting nuclei fuses with the egg. 

 After the egg is fertilized, numerous short branches develop from it. Each 

 of these branches is terminated by a spore ( carpospore ) . Branches may 

 also develop from cells adjacent to the fertilized egg. The whole mass 



