roseibium salinum roseibium salinum roseibium salinum is a gram-negative, halophilic, rod-shaped, non-endospore-forming and motile bacterium from the genus roseibium which has been isolated from the rhizosphere of the halophyte, arthrocnemum macrostachyum. roseibium salinum scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: stappiaceae genus: roseibium species: r. salinum binomial name roseibium salinum(camacho et al. 2016) hördt et al. 2020 type strain cect 8816, dsm 29163, cs25 synonyms labrenzia salina camacho et al. 2016