| Name | Helianthus debilis subsp. praecox (Engelmann & A. Gray) Heiser |
| Authorship | (Engelmann & A. Gray) Heiser |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Helianthus debilis Nuttall |
| GUID | urn:lsid:ipni.org:names:119094-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Helianthus debilis subsp. praecox (Engelmann & A. Gray) Heiser |
| Identification made in | 1954 (1) |
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