| Name | Helianthus oaxacanus Greenman |
| Authorship | Greenman |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Helianthus |
| GUID | urn:lsid:ipni.org:names:119200-2 |
| Citation | 1903 Proc. Amer. Acad. Arts 39: 107 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Helianthus oaxacanus Greenman |
| Identification made in | [no date] (1), 1984 (1), 1987 (1), 2007 (1) |