| Name | Rumex crassus K. H. Rechinger |
| Authorship | K. H. Rechinger |
| Rank | Species |
| Placed in | Rumex Linnaeus |
| Citation | 1936 Repert. Spec. Nov. Regni Veg. 40: 295 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Rumex crassus K. H. Rechinger |
| Identification made in | [no date] (13) |