herbaspirillum frisingense herbaspirillum frisingense herbaspirillum frisingense is a nitrogen-fixing bacterium which was found in c4-fibre plants like prairie cordgrass (spartina pectinata), chinese silver grass, (miscanthus sinensis), amur silver-grass (miscanthus sacchariflorus), and napier grass (pennisetum purpureum). the specific name frisingense comes from freising, a town in germany where h. frisingense was first isolated from prairie cordgrass and miscanthus plants. herbaspirillum frisingense scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: oxalobacteraceae genus: herbaspirillum species: h. frisingense binomial name herbaspirillum frisingensekirchhof et al. 2001 type strain ccug 47444, dsm 13128, gsf 30, hartman gsf30, iam 14974, jcm 21445, kctc 12900 lmg 21446, lmg 23164, nbrc 102522