| Name | Lathyrus lanzwertii var. laetivirens (Greene ex Rydberg) S. L. Welsh |
| Authorship | (Greene ex Rydberg) S. L. Welsh |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Lathyrus lanzwertii Kellogg |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Lathyrus lanzwertii var. laetivirens (Greene ex Rydberg) S. L. Welsh |
| Identification made in | [no date] (1) |
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