| Name | Croton siderophyllus var. hirsutus Müller Argoviensis |
| Authorship | Müller Arg. |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Croton siderophyllus Baillon |
| GUID | urn:lsid:ipni.org:names:70896-2 |
| Citation | 1866 [late Aug 1866] Prodr. [A. P. de Candolle] 15(2.2): 650 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Croton siderophyllus var. hirsutus Müller Argoviensis |
| Identification made in | [no date] (1), 1939 (1), 2009 (3) |