| Name | Julocroton microcalyx Müller Argoviensis |
| Authorship | Müller Arg. |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Julocroton Martius |
| GUID | urn:lsid:ipni.org:names:311368-2 |
| Citation | 1865 Linnaea 34: 142 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Julocroton microcalyx Müller Argoviensis |
| Identification made in | [no date] (5), 1940 (1) |