Narrow-leaved everlasting-pea - Lathyrus sylvestris

''Lathyrus sylvestris'', the flat pea or narrow-leaved everlasting-pea, is a plant species of the genus ''Lathyrus''. It is native to parts of Africa, Europe, and Asia.

The narrow-leaved everlasting-pea forms a mat of herbage. The stems are winged. Each leaf is made up of two elongated leaflets. The flowers are pink. The fruit is a legume pod about 2 inches long.