| Name | Lecanora calcarea (Linnaeus) Sommerfelt |
| Authorship | (Linnaeus) Sommerfelt |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Lecanora Acharius |
| Contains | Lecanora calcarea var. contorta (Hoffmann) Hepp |
| GUID | urn:lsid:indexfungorum.org:names:387792 |
| Citation | 1826 Suppl. Fl. Lapp. 102 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Lecanora calcarea (Linnaeus) Sommerfelt |
| Identification made in | [no date] (6) |