| Name | Maronea constans f. obscura H. Magnusson |
| Authorship | H. Magnusson |
| Rank | Forma |
| Placed in | Maronea constans (Nylander) Hepp |
| GUID | urn:lsid:indexfungorum.org:names:435459 |
| Citation | 1934 Acta Horti Gothob. 9: 56 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Maronea constans f. obscura H. Magnusson |
| Identification made in | [no date] (3) |