PLATE 27. 



Bacterium syncyaneum (Ehrenb.). Lehm. and Neum. 



(Bac. cyanogenes Fliigge ; Blue Milk.) 



I-III. Gelatin stab cultures, from six to ten days at 22°. 

 There occur still other shades of color. 



IV. Agar stab culture, ten days at 37°. 

 V. Bouillon culture, four days at 37°. 

 VI. Milk culture, three days at 37°. Inoculated upon 

 unsterilized milk. • 



VII. Microscopic preparation. Pure culture from agar 

 plate. X 800. 



VIII. Microscopic preparation. Pure culture. Flagella 

 staining with Loffler's mordant. X 800. 



IX. Bacteria with flagella, one or more at one pole. 

 X 1000. Stained according to LofHer. 



r/ 



IX. 



