| Name | Euphorbia olowaluana f. leiocarpa O. Degener & Sherff |
| Authorship | O. Degener & Sherff |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Euphorbia olowaluana Sherff |
| Citation | 1951 Amer. J. Bot. 38: 54 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Euphorbia olowaluana f. leiocarpa O. Degener & Sherff |
| Identification made in | [no date] (2) |