| Name | Lactuca spicata (Lamarck) Hitchcock |
| Authorship | (Lamarck) Hitchcock |
| Rank | Species |
| Placed in | Lactuca Linnaeus |
| Contains | Lactuca spicata var. integrifolia (Torrey & A. Gray) Britton |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Lactuca spicata (Lamarck) Hitchcock |
| Identification made in | [no date] (13) |