ii STAINING WITH SIMPLE ANILINE DYES 11 



stains, while fuchsine frequently does so. It is impossible 

 to give definite rules as to how long a film should be left in 

 the stain. It is safest to examine the specimen off and on 

 in water, and if it be understained, to continue the process 

 of staining. 



Sarcinae should be stained with very dilute solutions, 

 since they easily overstain. 



