| Name | Ulmus crassifolia Nuttall |
| Authorship | Nuttall |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Ulmus |
| GUID | urn:lsid:ipni.org:names:856840-1 |
| Holdings | 115 Specimens held in the Harvard University Herbaria identified as Ulmus crassifolia Nuttall |
| Identification made in | [no date] (110), 1988 (5) |