| Name | Hedysarum pabulare var. rivularis L. O. Williams |
| Authorship | L. O. Williams |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Hedysarum pabulare A. Nelson |
| Citation | 1934 Ann. Missouri Bot. Gard. 21: 344 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Hedysarum pabulare var. rivularis L. O. Williams |
| Identification made in | [no date] (1), 1994 (1) |