| Name | Populus fremontii var. wislizenii S. Watson |
| Authorship | S. Watson |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Populus fremontii S. Watson |
| Citation | 1878 Amer. J. Sci. Arts ser. 3, 15: 136 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Populus fremontii var. wislizenii S. Watson |
| Identification made in | [no date] (4) |