| Name | Caloplaca sinapisperma (Lamarck) J. M. A. Maheu & A. Gillet |
| Authorship | (Lamarck) J. M. A. Maheu & A. Gillet |
| Rank | Species |
| Placed in | Caloplaca Th. Fries |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Caloplaca sinapisperma (Lamarck) J. M. A. Maheu & A. Gillet |
| Identification made in | [no date] (12) |