| Name | Crataegus greggiana Eggleston |
| Authorship | Eggleston |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Crataegus Linnaeus |
| GUID | urn:lsid:ipni.org:names:68373-2 |
| Citation | 1909 Bull. Torrey Bot. Club 36: 511 |
| Holdings | 33 Specimens held in the Harvard University Herbaria identified as Crataegus greggiana Eggleston |
| Identification made in | [no date] (29), 1945 (1), 1992 (3) |