OF THE PRINCIPAL BACTERIA 

 BACTERIA. (Continued.} 



279 



CULTURE CHARACTERS. 



ACTIONS. 



HABITAT. 



DISCOVERER. 



Round, light-yellow col- 

 onies, growing larger 

 in a few days ; on pota- 

 to a slimy covering 

 with moldy odor; 

 slowly liquefying. 



Gray points in deep, veil- 

 like on surface; lique- 

 fying; on potato, a 

 wrinkled skin of 

 brownish color. 



Yellow irregular masses; 



thick layer on potato. 

 First gray, then black, 



pellicle. 



Liquefying; white colo- 

 nies, ray-like periphery 

 brown layer on potato. 



Yellow colonies, dark cen- 

 ter, ciliary processes at 

 periphery; brown layer 

 on potato, penetrating 

 the substance. 



Liquefies; not growing 



on the surface. 

 Grows slowly; reacts to 



iodin, turning blue. 



Insect-shaped colonies. 



Grayish points, raised, 

 opaque; rapid growth; 

 not liquefying. 



White flakes. 



Slow growth at 37 C.; 

 in agar a white line, 

 which in the center 

 becomes porous. 



In solutions of sugar 

 an aldehyd is pro- 

 duced. 



Water. 



In maize and in 

 pellegra; feces. 



Cooked cabbage. 

 Air and potatoes. 



Stagnant water. 

 Potato. 



Coagulates milk and j Air and old pota- 

 forms diastase out of toes, 

 starch. 



Converts molasses in- j Beet-root juice. 

 to a gelatinous mass. 



Caries of teeth. 

 Sour milk. 

 Sea-water. 



Potatoes. 



Nasal space and 

 secretion. 



Potatoes. 



Soil. 



Sulphur waters. 



Urethral secretion, 



Adametz. 



Paltauf and 

 Heider. 



De Bary. 

 Eidam. 



Zopf. 



Fliigge. 

 Fliigge. 



Cienkowski. 



Miller. 

 De Bary. 

 Conn. 



Fliigge. 



Hack. 



Reinke and 



Berthold. 



VanTiegham 



Rabenhorst. 

 Lustgarten. 



