| Name | Rheum rhomboideum Losinskaja |
| Authorship | Losinskaja |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Rheum |
| GUID | urn:lsid:ipni.org:names:696788-1 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Rheum rhomboideum Losinskaja |
| Identification made in | [no date] (1) |