| Name | Brassica oleracea subsp. fruticosa Metzger |
| Authorship | Metzger |
| Rank | Subspecies |
| Placed in | Brassica oleracea Linnaeus |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Brassica oleracea subsp. fruticosa Metzger |
| Identification made in | [no date] (6) |