PLATE 25. 



Bacterium fluorescens. Lehm. and Neum. (Bacillus 



fluorescens liquefaciens. Fliigge.) 



I. Gelatin stab culture, two days at 22°. 

 II. Gelatin stab culture, eight days at 22°. 



III. Agar streak culture, three days at 22°. 



IV. Agar stab culture, four days at 22°. 



V. Gelatin plate, two days at 22°. X 90. Part of a 

 superficial colony. 



VI. Agar plate, twenty-four hours at 22°. X 60. (e) 

 Superficial, (i) deep colonies. 



VII. Gelatin plate, three days at 22°. Natural size. 

 VIII. Microscopic preparation. Pure culture from agar 

 plate. X 800. 



IX. Potato culture, four days at 22°. Natural size. 

 Compare also Plate 18, ix; Plate 26, v. 



X. Bacteria with flagella, usually one, more rarely two 

 or more. X 1000. Stained according to Loffler. 



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