gordonia effusa gordonia effusa gordonia effusa is a bacterium from the genus gordonia which has been isolate from human sputum in japan. gordonia effusa scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: mycobacteriales family: gordoniaceae genus: gordonia species: g. effusa binomial name gordonia effusakageyama et al. 2006 type strain ccug 53882, cip 109345, dsm 44810, ifm 10200, jcm 12130, nbrc 100432