| Name | Lactuca undulata Ledebour |
| Authorship | Ledebour |
| Rank | Species |
| Placed in | Lactuca Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Lactuca undulata Ledebour |
| Identification made in | [no date] (1) |
| Name | Lactuca undulata Ledebour |
| Authorship | Ledebour |
| Rank | Species |
| Placed in | Lactuca Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Lactuca undulata Ledebour |
| Identification made in | [no date] (1) |