| Name | Lathyrus arizonicus Britton |
| Authorship | Britton |
| Rank | Species |
| Placed in | Lathyrus |
| Citation | 1894 Bull. Torrey Bot. Club 21: 454 |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Lathyrus arizonicus Britton |
| Identification made in | [no date] (5), 1949 (3), 1978 (1) |