rhodanobacter rhizosphaerae rhodanobacter rhizosphaerae rhodanobacter rhizosphaerae is a gram-negative, aerobic, non-spore-forming and non-motile bacterium from the genus of rhodanobacter which has been isolated from rhizospheric soil of a ginseng plant from geumsan in korea. rhodanobacter rhizosphaerae scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: xanthomonadales family: rhodanobacteraceae genus: rhodanobacter species: r. rhizosphaerae binomial name rhodanobacter rhizosphaeraecho et al. 2017 type strain kacc 18699, nbrc 111845, imer-b2-6, strain cr164