| Name | Hieracium ×marianum Willdenow |
| Authorship | Willdenow |
| Rank | Species |
| Placed in | Hieracium Linnaeus |
| Holdings | 56 Specimens held in the Harvard University Herbaria identified as Hieracium ×marianum Willdenow |
| Identification made in | [no date] (56) |
| Name | Hieracium ×marianum Willdenow |
| Authorship | Willdenow |
| Rank | Species |
| Placed in | Hieracium Linnaeus |
| Holdings | 56 Specimens held in the Harvard University Herbaria identified as Hieracium ×marianum Willdenow |
| Identification made in | [no date] (56) |