| Name | Rudbeckia nitida var. longifolia A. Gray |
| Authorship | A. Gray |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Rudbeckia nitida Nuttall |
| GUID | urn:lsid:ipni.org:names:310758-2 |
| Citation | 1884 Syn. Fl. N. Amer. 1(2): 262 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Rudbeckia nitida var. longifolia A. Gray |
| Identification made in | [no date] (1) |