| Name | Usnea fulvoreagens (Räsänen) Räsänen |
| Authorship | (Räsänen) Räsänen |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Usnea Dillenius ex Adanson |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Usnea fulvoreagens (Räsänen) Räsänen |
| Identification made in | [no date] (6), 2005 (3) |