| Name | Phragmidium asperum Wallroth |
| Authorship | Wallroth |
| Rank | Species |
| Placed in | Phragmidium |
| Citation | 1833 Fl. Crypt. Germ. 2: 188 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Phragmidium asperum Wallroth |
| Identification made in | [no date] (1) |
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