| Name | Hyalopsora polypodii (Persoon) Magnus |
| Authorship | (Persoon) Magnus |
| Rank | Species |
| Placed in | Hyalopsora |
| Citation | 1901 Ber. Deutsch. Bot. Ges. 19: 582 |
| Holdings | 47 Specimens held in the Harvard University Herbaria identified as Hyalopsora polypodii (Persoon) Magnus |
| Identification made in | [no date] (47) |