| Name | Symphyotrichum porteri (A. Gray) G. L. Nesom |
| Authorship | (A. Gray) G. L. Nesom |
| Rank | Species |
| Placed in | Symphyotrichum |
| Citation | 1995 Phytologia 77(3): 289 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Symphyotrichum porteri (A. Gray) G. L. Nesom |
| Identification made in | [no date] (1), 2017 (1), 2025 (2) |