Winged bean/Asian bean /Asparagus

(Psophocarpus tetragonolabus) Winged beans , also known as asparagus peas,cifarillas ,dragon bean, and star bean,it is a tropical herbaceous legumes ,perennial legume, is rich and all parts of the plant are edible and nutritional, leaves can be eaten like spinach, flowers can be used in salads, tubers can be eaten raw, young pods like green beans eg stir-fries , they do produce  white flowers. Perennial bean if you don't have black frost.

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