| Name | Ipomoea plummerae var. cupulata J. A. McDonald |
| Authorship | J. A. McDonald |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Ipomoea plummerae A. Gray |
| GUID | urn:lsid:ipni.org:names:302718-2 |
| Citation | 1995 Harvard Pap. Bot. 1(6): 115 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Ipomoea plummerae var. cupulata J. A. McDonald |
| Identification made in | [no date] (3) |