| Name | Phragmidium montivagum Arthur |
| Authorship | Arthur |
| Rank | Species |
| Placed in | Phragmidium |
| Citation | 1909 Torreya 9: 24 |
| Holdings | 60 Specimens held in the Harvard University Herbaria identified as Phragmidium montivagum Arthur |
| Identification made in | [no date] (59), 1978 (1) |