Bacteria | Pseudomonadota | Alphaproteobacteria | Hyphomicrobiales | Nitrobacteraceae | Bradyrhizobium
Biota | Bacteria | Proteobacteria | Alphaproteobacteria | Rhizobiales | Bradyrhizobiaceae | Bradyrhizobium
|  |  |  |  |  | Jordan, 1982