| Name | Ipomoea muricata f. alba Woodson & Seibert |
| Authorship | Woodson & Seibert |
| Rank | Forma |
| Placed in | Ipomoea muricata Cavanilles |
| Citation | 1937 Ann. Missouri Bot. Gard. 24: 201 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Ipomoea muricata f. alba Woodson & Seibert |
| Identification made in | [no date] (2) |