| Name | Sorbus spongbergii Rushforth |
| Authorship | Rushforth |
| Rank | Species |
| Placed in | Sorbus |
| Citation | 2010 Int. Dendrol. Soc. Year Book 2009: 96 |
| Holdings | 14 Specimens held in the Harvard University Herbaria identified as Sorbus spongbergii Rushforth |
| Identification made in | 2018 (14) |