| Name | Evolvulus argenteus Pursh |
| Authorship | Pursh |
| Rank | Species |
| Placed in | Evolvulus |
| Citation | 1813 Fl. Amer. Sept. [Pursh] 1: 187 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Evolvulus argenteus Pursh |
| Identification made in | [no date] (3) |