| Name | Crataegus mackenzii Sargent |
| Authorship | Sargent |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Crataegus Linnaeus |
| Citation | 1902 Man. Fl. Jackson County 108 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Crataegus mackenzii Sargent |
| Identification made in | 1986 (1), 2003 (1) |
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