| Name | Crataegus okennonii J. B. Phipps |
| Authorship | J. B. Phipps |
| Rank | Species |
| Placed in | Crataegus Linnaeus |
| Remarks | [confirmed] [imported from GBIF] |
| Citation | 1998 Sida 18: 170 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Crataegus okennonii J. B. Phipps |
| Identification made in | [no date] (2) |