| Name | Phlyctis petraea R. C. Harris, Z. M. Muscavitch, D. Ladd & J. C. Lendemer |
| Authorship | R. C. Harris, Z. M. Muscavitch, D. Ladd & J. C. Lendemer |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Phlyctis (Wallroth) Flotow |
| Citation | 2017 Bryologist 120(4): 408 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Phlyctis petraea R. C. Harris, Z. M. Muscavitch, D. Ladd & J. C. Lendemer |
| Identification made in | [no date] (3) |