| Name | Helianthella grandiflora Torrey & A. Gray |
| Authorship | Torrey & A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Helianthella |
| GUID | urn:lsid:ipni.org:names:211946-1 |
| Citation | 1842 Fl. N. Amer. [Torr. & A. Gray] 2(2): 333 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Helianthella grandiflora Torrey & A. Gray |
| Identification made in | [no date] (1), 2009 (1) |
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