Streptococcus pneumoniae
Growing on Blood Agar
(Indirect Lighting)
![](images/asm_pneumo_P.jpg)
Note the mucoid colonies, alpha hemolysis (greenish discolorization of the red blood cells around
the colonies) and sensitivity to the drug optochin in the Taxo P® disc.
Photograph
from From MicrobeLibrary.org
Courtesy of Rebecca
Buxton, University of Utah