winogradskyella epiphytica winogradskyella epiphytica winogradskyella epiphytica is a gram-negative and aerobic bacterium from the genus of winogradskyella which has been isolated from algae. winogradskyella epiphytica scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: winogradskyella species: w. epiphytica binomial name winogradskyella epiphyticanedashkovskaya et al. 2005