Safni, I.; Cleenwerk, I.; De Vos, P.; Fegan, M.; Sly, L.; Kappler, U.: Polyphasic taxonomic revision of the Ralstonia solanacearum species complex: proposal to emend the descriptions of R. solanacearum and R. syzygii and reclassify current R. syzygii strains as Ralstonia syzygii subsp. syzygii , R. solanacearum phylotype IV strains as Ralstonia syzygii subsp. indonesiensis subsp. nov., banana blood disease bacterium strains as Ralstonia syzygii subsp. celebesensis subsp. nov. and R. solanacearum phylotypes I and III strains as Ralstonia pseudosolanacearum sp. nov. International Journal of Systematic and Evolutionary Microbiology