| Name | Melampsora abietis-canadensis C. A. Ludwig |
| Authorship | C. A. Ludwig |
| Rank | Species |
| Placed in | Melampsora |
| Citation | 1924 N. Amer. Fl. 7 (9): 664 |
| Holdings | 21 Specimens held in the Harvard University Herbaria identified as Melampsora abietis-canadensis C. A. Ludwig |
| Identification made in | [no date] (20), 1924 (1) |