Ensifer arboris (Nick et al., 1999) Young, 2003 Dataset Catalogue of Life Rank SPECIES Classification kingdom Bacteria phylum Proteobacteria class Alphaproteobacteria order Rhizobiales family Rhizobiaceae genus Ensifer species Ensifer arboris Name Synonyms Sinorhizobium arboris Nick et al., 1999 Homonyms Ensifer arboris (Nick et al., 1999) Young, 2003