| Name | Crataegus warneri Sargent |
| Authorship | Sargent |
| Rank | Species |
| Placed in | Crataegus Linnaeus |
| Citation | 1922 J. Arnold Arbor. 3(4): 184 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Crataegus warneri Sargent |
| Identification made in | [no date] (3), 2018 (2) |