"Rhizobium flavescens" Su et al. 2021 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Alphaproteobacteria order Hyphomicrobiales family Rhizobiaceae genus Rhizobium species Rhizobium flavescens Name Homonyms Rhizobium flavescens "Rhizobium flavescens" Su et al. 2021