the root (no rank)
Bacteria (domain)
Proteobacteria (phylum)
Alphaproteobacteria (class)
Rhizobiales (order)
Bradyrhizobiaceae (family)
[hide inferior taxa]
Blastobacter denitrificans (species)
Bosea sp. (species)
Rhodoblastus acidophilus (species)
Rhodopseudomonas (genus)