It has the effects of invigorating middle energizer, stopping diarrhea, regulating nutrition, strengthening urine, eliminating carbuncle and swelling, and relieving milk stone poisoning. Indications: beriberi, carbuncle, milk obstruction, spleen and stomach discomfort, hiccup and vomiting, chest pain, thirst and diarrhea. Seeds, tender pods and seedlings are edible; Seeds contain starch and oil, which have the functions of strengthening, diuresis and antidiarrheal, and stems and leaves can cool and relieve summer heat; And used as green manure and feed.