| Name | Youngia longiflora (Babcock & Stebbins) C. Shih |
| Authorship | (Babcock & Stebbins) C. Shih |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Youngia |
| Holdings | 11 Specimens held in the Harvard University Herbaria identified as Youngia longiflora (Babcock & Stebbins) C. Shih |
| Identification made in | [no date] (11) |