| Name | Rutstroemia firma (Persoon) P. Karsten |
| Authorship | (Persoon) P. Karsten |
| Rank | Species |
| Placed in | Rutstroemia |
| GUID | urn:lsid:indexfungorum.org:names:160886 |
| Citation | 1871 Bidrag Kännedom Finlands Natur Folk 19: 108 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Rutstroemia firma (Persoon) P. Karsten |
| Identification made in | [no date] (2) |