ACTINOMYCETES 



a. Cultures colorless. 



Streptomyces longisporus 



b. Cultures red, sporophores mostly straight. 

 a 1 . Saprophytes. 



Streptomyces longisporus-ruber 

 b 1 . Parasites. 



a 2 . Living in bodies of men and animals. 



Streptomyces spumalis 

 b 2 . Living on plants. 



Streptomyces salmonicolor 



c. Cultures orange. 



Streptomyces fradiae 



d. Cultures yellow. 

 a 1 . Saprophytes. 



Streptomyces longisporus-flavus 

 b 1 . Parasites living on plants. 



Streptomyces scabies 



e. Cultures citron-yellow. 



Streptomyces virgatus 



f . Cultures green. 



Streptomyces viridans 



g. Cultures brown or chocolate color. 



Streptomyces halstedii 

 h. Cultures black. 



Streptomyces nigrificans 

 II. Sporophores straight or wavy, but not spiral. 



1. Spores produced by means of fragmentation of plasma within 

 cells. 



a. Spores spherical or oval. 

 a 1 . Cultures colorless. 



Streptomyces globisporus 

 b 1 . Cultures green. 

 a 2 . Saprophytes. 



Streptomyces viridis 

 b 2 . Parasites. 



Streptomyces cretaceus 

 c 1 . Cultures brown. 



Streptomyces globosus 



b. Spores cylindrical or elongated. 

 a 1 . Cultures colorless. 



Streptomyces candidus 

 b 1 . Cultures pigmented. 



Streptomyces cylindrosporus 



