| Name | Helianthus ×ambiguus (A. Gray) Britton (pro. sp.) |
| Authorship | (A. Gray Britton pro. sp.) |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Helianthus |
| Remarks | Created from NEVP Ingest: Helianthus × ambiguus (A. Gray) Britton (pro. sp.) |
| GUID | urn:uuid: |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Helianthus ×ambiguus (A. Gray) Britton (pro. sp.) |
| Identification made in | [no date] (7) |
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