| Name | Phytophthora thalictri G. W. Wilson & Davis |
| Authorship | G. W. Wilson & Davis |
| Rank | Species |
| Placed in | Phytophthora |
| Citation | 1907 Bull. Torrey Bot. Club 34: 392 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Phytophthora thalictri G. W. Wilson & Davis |
| Identification made in | [no date] (7) |