| Name | Isonema |
| Authorship | |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Apocynaceae |
| Contains | Isonema buchholzii Engler Isonema infundibuliflorum Stapf Isonema ovata Cass. Isonema smeathmanni Roemer & Schultes Isonema smeathmannii Roem. & Schult. Isonema sp. |