| Name | Lactuca sp. |
| Authorship | |
| Rank | Species |
| Placed in | Lactuca Linnaeus |
| Holdings | 55 Specimens held in the Harvard University Herbaria identified as Lactuca sp. |
| Identification made in | [no date] (55) |
| Name | Lactuca sp. |
| Authorship | |
| Rank | Species |
| Placed in | Lactuca Linnaeus |
| Holdings | 55 Specimens held in the Harvard University Herbaria identified as Lactuca sp. |
| Identification made in | [no date] (55) |