| Name | Arthopyrenia willeyana R. C. Harris |
| Authorship | R. C. Harris |
| Rank | Species |
| Placed in | Arthopyrenia A. Massalongo |
| Citation | 1973 Michigan Bot. 12(1): 16 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Arthopyrenia willeyana R. C. Harris |
| Identification made in | [no date] (2) |
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