| 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) | 
