| Name | Hafellia fosteri H. A. Imshaug & J. W. Sheard |
| Authorship | H. A. Imshaug & J. W. Sheard |
| Rank | Species |
| Placed in | Hafellia Kalb, H. Mayrhofer & Scheidegger |
| Citation | 1992 Bryologist 95(1): 85 |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Hafellia fosteri H. A. Imshaug & J. W. Sheard |
| Identification made in | [no date] (9) |