| Name | Hieracium ostreophyllum Standley & Steyermark |
| Authorship | Standley & Steyermark |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hieracium Linnaeus |
| GUID | urn:lsid:ipni.org:names:122388-2 |
| Citation | 1944 Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 104 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hieracium ostreophyllum Standley & Steyermark |
| Identification made in | 1965 (1) |