| Name | Deweya hartwegi A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Deweya Torrey & A. Gray |
| Citation | 1868 Proc. Amer. Acad. Arts 7: 342 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Deweya hartwegi A. Gray |
| Identification made in | [no date] (1) |