| Kingdom: Monera |
| Phylum: Proteobacteria |
| Class: Gammaproteobacteria |
| Order: Xanthomonadales |
| Family: Xanthomonadaceae |
| Genus: Xanthomonas |
| Subject: Xanthomonas axonopodis Starr and Garces 1950 |
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Rosidae |
| Order: Sapindales |
| Family: Rutaceae |
| Genus: Citrus |
| Subject: Citrus spp. L. |