azospira azospira azospira is a genus in the phylum pseudomonadota (bacteria). it has two members, namely azospira oryzae and azospira restricta. azospira scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: rhodocyclales family: rhodocyclaceae genus: azospirareinhold-hurek and hurek 2000 emend. bae et al. 2007 type species azospira oryzae