streptomyces pratensis streptomyces pratensis streptomyces pratensis is a bacterium species from the genus of streptomyces. streptomyces pratensis scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: streptomycetales family: streptomycetaceae genus: streptomyces species: s. pratensis binomial name streptomyces pratensisrong et al. 2014 type strain cgmcc 4.6829, nrrl b-24916, cald 193