streptomyces puniciscabiei streptomyces puniciscabiei streptomyces puniciscabiei is a streptomycete bacterium species known to cause potato common scab disease in korea. its type strain is s77t (=lmg 21391t =kacc 20253t). it has purple-red, spiny spores that are borne in simple rectus flexuous spore-chains. streptomyces puniciscabiei scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: streptomycetales family: streptomycetaceae genus: streptomyces species: s. puniciscabiei binomial name streptomyces puniciscabieipark et al. 2003