| Name | Breynia oblongifolia Müller Arg. |
| Authorship | Müller Arg. |
| Rank | Species |
| Placed in | Breynia J. R. Forster & G. Forster |
| Citation | 1866 Prodr. [A. P. de Candolle] 15(2.2): 440 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Breynia oblongifolia Müller Arg. |
| Identification made in | [no date] (1) |