SPORE-FORMATION. 



309 



fi 



Fig. bS.Saccharomi/ccx with ascospores (after Hansen). 1, Sacch. cerevisue I.; 2, Sacch. 

 Pattorianus I.; 3, Sacch. Pott. II.; 4, Sacch. Pant. I [I.; 5, Sacch. ellipsoideux I.; 6, Sacch. 

 fllipis. 11.; a, cells with partition-wall formation ; b, cells containing a larger number of spore* 

 than usual ; c, cells showing distinct rudiments of spores. 



