| Name | Armillaria ostoyae (Romagnesi) Herink |
| Authorship | (Romagnesi) Herink |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Armillaria |
| GUID | urn:lsid:indexfungorum.org:names:134992 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Armillaria ostoyae (Romagnesi) Herink |
| Identification made in | 1998 (1), 2008 (1) |