Rhizobium sphaerophysae Xu et al. 2012 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Alphaproteobacteria order Hyphomicrobiales family Rhizobiaceae genus Rhizobium species Rhizobium sphaerophysae Name Homonyms Rhizobium sphaerophysae Rhizobium sphaerophysae Xu et al. 2012