| Name | Ipomoea expansa J. A. McDonald | 
| Authorship | J. A. McDonald | 
| Rank | Species | 
| Placed in | Ipomoea Linnaeus | 
| Remarks | [confirmed] [imported from GBIF] | 
| Citation | 1982 Brittonia 34(3): 336 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Ipomoea expansa J. A. McDonald | 
| Identification made in | [no date] (2) |