| Name | Dahlia scapigera f. purpurea Sherff |
| Authorship | Sherff |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Dahlia scapigera Knowles & Westcott |
| GUID | urn:lsid:ipni.org:names:292852-2 |
| Citation | 1947 Amer. J. Bot. 34: 145 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Dahlia scapigera f. purpurea Sherff |
| Identification made in | [no date] (1) |
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