| Name | Crataegus ardua Sargent |
| Authorship | Sargent |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Crataegus Linnaeus |
| GUID | urn:lsid:ipni.org:names:67877-2 |
| Citation | 1908 Ontario Nat. Sci. Bull. 4: 93 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Crataegus ardua Sargent |
| Identification made in | [no date] (2) |
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