Lathyrus. Lathyrus sativus, Chick-pea, “Jesse,” “Jarosse,” and Lathyrus cicera, Lesser Chick-pea. “Jarosse pois-cassés.” N. O. Leguminosae. Trituration of seeds. Tincture of the flower. Tincture of the green pods.   Clinical.-Athetosis.