| Name | Verrucaria umbrinula Nylander |
| Authorship | Nylander |
| Rank | Species |
| Placed in | Verrucaria Schrader |
| GUID | urn:lsid:indexfungorum.org:names:409917 |
| Citation | 1870 Flora 53: 37 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Verrucaria umbrinula Nylander |
| Identification made in | [no date] (4) |
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