leisingera leisingera in taxonomy, leisingera is a genus of the rhodobacteraceae. leisingera scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: leisingera species leisingera methylohalidivorans synonyms leisingera schaefer et al. 2002 emend. martens et al. 2006