| Name | Lecidea gregaria Merrill |
| Authorship | Merrill |
| Rank | Species |
| Placed in | Lecidea Acharius |
| Citation | 1926 Connecticut State Geol. Surv. Bull. 37: 16 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Lecidea gregaria Merrill |
| Identification made in | [no date] (2) |
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