| Name | Hymenoxys cooperi var. argyrea Cockerell |
| Authorship | Cockerell |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Hymenoxys cooperi (A. Gray) Cockerell |
| GUID | urn:lsid:ipni.org:names:288671-2 |
| Citation | 1904 Bull. Torrey Bot. Club 31: 496 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hymenoxys cooperi var. argyrea Cockerell |
| Identification made in | [no date] (1) |