| Name | Lasallea oblongifolia (Nuttall) Semple & Brouillet | 
| Authorship | (Nuttall) Semple & Brouillet | 
| Rank | Species | 
| Placed in | Lasallea | 
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Lasallea oblongifolia (Nuttall) Semple & Brouillet | 
| Identification made in | 1980 (3) |