Lathyrus sphaericus is a species of wild pea known by the common names grass pea and round-seeded vetchling. It is native to Eurasia and much of Africa, and it is known on other continents as an introduced species. It can grow in many types of habitat, including disturbed areas. This is an annual herb producing a slender stem and bearing leaves each made up of two long, narrow, grasslike leaflets up to 6 centimeters long and a coiling, climbing tendril. The inflorescence is made up of one pea flower ...