| Kingdom: Fungi |
| Phylum: Basidiomycota |
| Subphylum: Pucciniomycotina |
| Class: Pucciniomycetes |
| Order: Pucciniales |
| Family: Pucciniaceae |
| Genus: Gymnosporangium |
| Subject: Gymnosporangium juniperi-virginianae Schwein. |
| Kingdom: Plantae |
| Phylum: Coniferophyta |
| Class: Pinopsida |
| Order: Pinales |
| Family: Cupressaceae |
| Genus: Juniperus |
| Subject: Juniperus virginiana L. |