| Name | Helianthus giganteus Linnaeus |
| Authorship | Linnaeus |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Helianthus |
| Contains | Helianthus giganteus var. altissimus Farwell Helianthus giganteus var. oppositifolius Farwell Helianthus giganteus var. resiniferus Farwell Helianthus giganteus var. utahensis D. C. Eaton Helianthus giganteus var. verticillatus Farwell |
| GUID | urn:lsid:ipni.org:names:315753-2 |
| Citation | 1753 Sp. Pl. 2: 905 |
| Holdings | 17 Specimens held in the Harvard University Herbaria identified as Helianthus giganteus Linnaeus |
| Identification made in | [no date] (17) |
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