| Name | Lathyrus lanszwertii var. leucanthus (Rydberg) Dorn |
| Authorship | (Rydberg) Dorn |
| Rank | Variety |
| Placed in | Lathyrus lanszwertii Kellogg |
| Citation | 1988 Vasc. Pl. Wyoming 297 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Lathyrus lanszwertii var. leucanthus (Rydberg) Dorn |
| Identification made in | 2023 (1) |