TAXONOMY 



263 



called aspergillosis. The organ most prone to infection by this 

 organism is the lung, although the skin, cornea, ears and other parts 



FIG. 136. Sterigmatocystis niger (Aspergillus niger} showing conidiophores and 

 conidiospores formation with stages in germination of spores. (Harshberger, after 

 Henri Coupin.) 



are also subject to its parasitic influence. It produces short coni- 

 diophores with sterigmata bearing long chains of rounded, colorless 



