| phytophthora alni | species | eukaryota | plants | species | 299391 |
| phytophthora alni subsp. alni | subspecies | eukaryota | plants | subspecies | 299392 |
| phytophthora alni subsp. multiformis | subspecies | eukaryota | plants | subspecies | 299394 |
| phytophthora alni subsp. uniformis | subspecies | eukaryota | plants | subspecies | 299393 |