| argentina | | candidatus phytoplasma pyri | species | 2 | 0 |
| austria | | candidatus phytoplasma pyri | species | 15 | 0 |
| azerbaijan | | candidatus phytoplasma pyri | species | 2 | 0 |
| belarus | | candidatus phytoplasma pyri | species | 12 | 0 |
| bosnia and herzegovina | | candidatus phytoplasma pyri | species | 28 | 0 |
| canada | | candidatus phytoplasma pyri | species | 3 | 0 |
| canada | british columbia | candidatus phytoplasma pyri | species | 1 | 0 |
| canada | ontario | candidatus phytoplasma pyri | species | 4 | 0 |
| chile | | candidatus phytoplasma pyri | species | 2 | 0 |
| croatia | | candidatus phytoplasma pyri | species | 4 | 0 |
| czech republic | | candidatus phytoplasma pyri | species | 13 | 0 |
| france | | candidatus phytoplasma pyri | species | 1 | 0 |
| germany | | candidatus phytoplasma pyri | species | 8 | 0 |
| germany | baden-wuerttemberg | candidatus phytoplasma pyri | species | 17 | 0 |
| india | karnataka | candidatus phytoplasma pyri | species | 1 | 0 |
| iran | | candidatus phytoplasma pyri | species | 7 | 0 |
| italy | | candidatus phytoplasma pyri | species | 6 | 0 |
| italy | aosta valley autonomous region | candidatus phytoplasma pyri | species | 8 | 0 |
| italy | sicily autonomous region | candidatus phytoplasma pyri | species | 4 | 0 |
| lebanon | | candidatus phytoplasma pyri | species | 2 | 0 |
| poland | | candidatus phytoplasma pyri | species | 1 | 0 |
| portugal | | candidatus phytoplasma pyri | species | 1 | 0 |
| slovenia | | candidatus phytoplasma pyri | species | 13 | 0 |
| spain | | candidatus phytoplasma pyri | species | 3 | 0 |
| spain | catalonia | candidatus phytoplasma pyri | species | 1 | 0 |
| switzerland | | candidatus phytoplasma pyri | species | 5 | 0 |
| taiwan | | candidatus phytoplasma pyri | species | 1 | 0 |
| turkey | | candidatus phytoplasma pyri | species | 3 | 0 |
| united states | | candidatus phytoplasma pyri | species | 4 | 0 |
| uruguay | | candidatus phytoplasma pyri | species | 2 | 0 |