No. 596] NOTES AND LITERATURE 



509 



tithnni, etc., and al present constitute the 

 B most needed in connection with the life 

 Igffi. Apart from asexual monosporcs the 



the sporogenous filaments of the cystocarp to form 

 rpospore mother cells, the structure of the chroma- 

 ith respect to the chromosome count in the life his- 

 joncluded that vegetative mitoses presented about 8 

 and that 16 is probably the number shown by the 

 e developing cystocarp. The period of chromosome 

 s placed in the terminal cells of mature sporogenous 

 ie of the daughter nuclei, following a reduction 

 ing into a carpospore mother cell. The other re- 

 iter nucleus was assumed to become established in 



