208 STUDY OF THE PHYSIOLOGY OF BACTERIA 



Fig. 161. — Colony with edge entire 

 as seen under the low-power objective. 

 X 100." 



Fig. 162. — Colony with edge 

 coarsely granular as seen under 

 the low-power objective. XIOO. 



Fig. 163. — Colony with edge Fig. 164. — Colony with edge rhiz- 



curled as seen under the low-power oid as seen under the low-power 

 objective. X 100. objective. X 100. 



FlQ. 165.— A small 



) rhizoid colony as seen under the low-power objective. 

 X 100. 



