| china | | arecanut yellow leaf disease phytoplasma | species | 1 | 0 |
| china | hainan | arecanut yellow leaf disease phytoplasma | species | 1 | 0 |
| india | | arecanut yellow leaf disease phytoplasma | species | 3 | 0 |
| india | karnataka | arecanut yellow leaf disease phytoplasma | species | 1 | 0 |
| sri lanka | | arecanut yellow leaf disease phytoplasma | species | 9 | 0 |