acinetobacter puyangensis acinetobacter puyangensis acinetobacter puyangensis is a gram-negative, rod-shaped and non-motile bacterium from the genus acinetobacter which has been isolated from the bark of the tree populus x euramericana. acinetobacter puyangensis scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: moraxellaceae genus: acinetobacter species: a. puyangensis binomial name acinetobacter puyangensisli et al. 2013 type strain bq4-1, nhi3-2, cfcc 10780, jcm 18011