mesorhizobium shangrilense mesorhizobium shangrilense mesorhizobium shangrilense is a gram-negative, aerobic, non-spore-forming bacterium from the genus mesorhizobium which was isolated from root nodules of caragana bicolor which were found in deqin city in the yunnan province in china. mesorhizobium shangrilense scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: phyllobacteriaceae genus: mesorhizobium species: m. shangrilense binomial name mesorhizobium shangrilenselu et al. 2009 type strain ccbau 65327, hambi 3050, lmg 24762