mucilaginibacter polytrichastri mucilaginibacter polytrichastri mucilaginibacter polytrichastri is a gram-negative, non-spore-forming and rod-shaped bacterium from the genus of mucilaginibacter which has been isolated from the moss polytrichastrum formosum from the gawalong glacier zone from the tibetan plateau in china. mucilaginibacter polytrichastri scientific classification domain: bacteria phylum: bacteroidota class: sphingobacteriia order: sphingobacteriales family: sphingobacteriaceae genus: mucilaginibacter species: m. polytrichastri binomial name mucilaginibacter polytrichastrichen et al. 2014 type strain cgmcc 1.12493, dsm 26907, rg4-7