| Name | Fraxinus pennsylvanica var. lanceolata (Borkhausen) Sargent |
| Authorship | (Borkhausen) Sargent |
| Rank | Variety |
| Placed in | Fraxinus pennsylvanica Marshall |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Fraxinus pennsylvanica var. lanceolata (Borkhausen) Sargent |
| Identification made in | [no date] (4) |