GENERAL BACTERIOLOGY 
93 
as being in—not on—the red blood cells and have the 
various appearances as described in the section on Ma¬ 
laria) ; the leucocytes appear as follows: the polymor- 
phonuclears are body pink and the nuclei (from one to 
five segments) purple, the small and the large mononu¬ 
clears (the lymphocytes) show a narrow rim of pink 
protoplasm and large purple nucleus, the mast cells 
show purple granules, and the eosinophiles show red 
granules. 
Fig. 17.—Miscellaneous glassware. A, Erlenmeyer flask; B, graduate 
glass cylinder; C, anaerobic apparatus; D, fermentation tube; E, boiling 
flask. 
III. Plating and Anaerobic Cultures 
See Section on Applied Bacteriology. 
IV. Culture Media 
This is one of the most important things in bacteri¬ 
ology, not only because we can not study bacteria un- 
