vetchling

noun

1. any of several slender, climbing plants belonging to the genus Lathyrus, of the legume family, similar to the vetch but having a winged or angular stem, as L. palustris, of North America.

noun

1. any of various leguminous tendril-climbing plants of the genus Lathyrus, esp L. pratensis (meadow vetchling), mainly of N temperate regions, having winged or angled stems and showy flowersSee also sweet pea