xaviernesmea xaviernesmea xaviernesmea is a genus of bacteria from the family rhizobiaceae. xaviernesmea scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: rhizobiaceae genus: xaviernesmeakuzmanović et al. 2022 type species xaviernesmea oryzae(peng et al. 2008) kuzmanović et al. 2022 species xaviernesmea oryzae (peng et al. 2008) kuzmanović et al. 2022 xaviernesmea rhizosphaerae kuzmanović et al. 2022