| Name | Bidens frondosa f. anomala (Porter ex Fernald) Fernald |
| Authorship | (Porter ex Fernald) Fernald |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Bidens frondosa Linnaeus |
| GUID | urn:lsid:ipni.org:names:32435-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Bidens frondosa f. anomala (Porter ex Fernald) Fernald |
| Identification made in | 1976 (1) |
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