[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain Bacteria Woese et al. 1990 Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010 Class Alphaproteobacteria Garrity et al. 2006 Order Rhizobiales Kuykendall 2006 Family Bradyrhizobiaceae Garrity et al. 2006 Genus Bradyrhizobium Jordan 1982 Bradyrhizobium betae Rivas et al. 2004