The native species of Taiwan, belonging to the genus **Nymphoides** in the family **Menyanthaceae**, is a perennial aquatic herb. It is also known as silver lotus, curled petal nymphoides, fine-seeded nymphoides, water lily, water lotus, and wild lotus. In Taiwan, it is commonly referred to as water lotus. Its long, tender stems can be used as a vegetable, and due to its sweet and fresh flavor, it has become one of the classic representatives in Taiwanese stir-fry dishes.