| Name | Malvastrum guaranticum Hassler |
| Authorship | Hassler |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Malvastrum |
| Citation | 1913 Feddes Repert. Spec. Nov. Regni Veg. 12: 264 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Malvastrum guaranticum Hassler |
| Identification made in | [no date] (1) |