Saccharomyces. 6 1 



which consist of the numerous cells produced by budding 



from one or a few mother-cells. Spore-forming cells often 



united in twos, or with 



a vegetative cell ; spores <^-- > 



2-4 in each mother-cell. 



(Fig. 62*.) 



In wine at the begin- 



ning of the fermentation, Fig 62 _ a> Saccharomyces exigMts . b> s . con . 

 and on decaying grapes. giomeratus, x 600. 



83. S. exiguus, Reess (I.e., p. 83). 



Cells conical or top-shaped, about 5 p. long, reaching 

 2-5 //, in thickness, united in sparingly branched colonies. 

 Spore-forming cells isolated, each with 2-3 spores, which 

 lie in a row. (Fig. 62^.) 



In the after-fermentation of beer. 



84. S. Pastorianus, Reess (I.e., p. 83). 



Cells roundish-oval or elongated-clavate, of varied size. 



Fig. 63. Saccharomyces Pastorianus; a, the same, more highly 

 magnified (after Pasteur). 



Colonies branched, consisting of primary clavate cells, 18- 



