| Name | Crataegus mercerensis Sargent |
| Authorship | Sargent |
| Rank | Species |
| Placed in | Crataegus Linnaeus |
| Citation | 1922 J. Arnold Arbor. 3(4): 197 |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Crataegus mercerensis Sargent |
| Identification made in | [no date] (8), 2018 (1) |
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