| Name | Oxalis barrelieri var. paraguayensis R. Knuth |
| Authorship | R. Knuth |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Oxalis barrelieri Linnaeus |
| Citation | 1930 Pflanzenr. [Engler] 4, Fam. 130: 66 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Oxalis barrelieri var. paraguayensis R. Knuth |
| Identification made in | [no date] (1) |