sphingomonas oryziterrae sphingomonas oryziterrae sphingomonas oryziterrae is a gram-negative and rod-shaped bacteria from the genus of sphingomonas which has been isolated from rhizosphere soil from rice fields (oryza sativa) in jinju in korea. sphingomonas oryziterrae scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: sphingomonadaceae genus: sphingomonas binomial name sphingomonas oryziterraechung et al. 2011 type strain cip 110408, dsm 21455, kctc 22476, yc6722