Lathyrus palustris var. myrtifolius (Muhlenberg ex Willdenow) A. Gray
Lathyrus palustris var. myrtifolius (Muhlenberg ex Willdenow) A. Gray is a synonym sensu FNA Ed. Comm., in prep. d-B of:
Lathyrus palustris Linnaeus, an accepted species name sensu FNA Ed. Comm., in prep. d-B.