PLATE IX. 



FIG. 107. 





o 



Q 



Torula Cerevisice, or Yeast-Plant. 



FIG. 108. 



FIG. 109. 



Germ and Sperm-cells in Acbyla. 



Eevelopmcnt of fungi: A, myceliiim; B, hypha; c, conidiophores ; D, a magnified branch. 



FIG. 110. 



B I * , f ; , 



Various phases of development of Palmoglcea macrococca. 



