[Vicia americana subsp. oregana (Torr. & A.Gray)Abrams, moreVicia americana subsp. truncata (Torr. & A.Gray)A.Love & D.Love & A.Love, Vicia americana var. oregana (Nutt.)A.Nelson, Vicia americana var. truncata (Nutt.)W.H.Brewer, Vicia americana var. villosa (Kellogg)F.J.Herm., Vicia californica Greene, Vicia californica var. madrensis Jeps., Vicia oregana Torr. & A.Gray, Vicia sparsifolia var. truncata (Nutt.) S. Watson]