Despite being known as caltrops, water caltrops are not nuts at all. they are aquatic tuberous vegetables that thrive in swamps, ponds, rice fields, and shallow lakesWater caltrops are native to Southeast Asia, southern China, Taiwan, Australia, Africa, and many islands in the Indian and Pacific oceans. they are harvested while the tuber or bulb turns a dark brown shade.It has excellent medicinal properties due to the presence of bioactive substances including glycosides, phytosterols, flavonoids, and tannins, which can help alleviate various diseases. in addition to the water caltrop, it has...