| Name | Symphyotrichum praealtum var. angustior (Wiegand) G. L. Nesom |
| Authorship | (Wiegand) G. L. Nesom |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Symphyotrichum praealtum (Poiret) G. L. Nesom |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Symphyotrichum praealtum var. angustior (Wiegand) G. L. Nesom |
| Identification made in | 2017 (1) |