| Name | Oryzopsis swallenii C. L. Hitchcock | 
| Authorship | C. L. Hitchcock | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Oryzopsis | 
| Citation | 1968 Brittonia 20: 164 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Oryzopsis swallenii C. L. Hitchcock | 
| Identification made in | [no date] (1) |