| Name | Hieracium prionophyllum B. L. Robinson & Greenman |
| Authorship | B. L. Robinson & Greenman |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hieracium Linnaeus |
| Citation | 1904 Proc. Amer. Acad. Arts 40: 16 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Hieracium prionophyllum B. L. Robinson & Greenman |
| Identification made in | [no date] (1), 1965 (1), 1990 (1) |