| Name | Lachnum fuscescens (Persoon) P. Karsten |
| Authorship | (Persoon) P. Karsten |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Lachnum |
| Citation | 1885 ["1881-1885"] Acta Soc. Fauna Fl. Fenn. 2(no. 6): 134 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Lachnum fuscescens (Persoon) P. Karsten |
| Identification made in | 2014 (2) |