Duck's Tongue Red Clover sun-dried and not sun-dried the same, not sun-dried to be wetter, sun-dried dryer. Duck's tongue red grass is a perennial herb, about 1 meter tall, with a short, almost upright rhizome. Duck's Tongue Red Clover tastes bitter and cold. It is harvested from August to September each year. When dried, it can be used as medicine and has the effect of clearing heat and removing toxins. It can be used to treat dysentery, enteritis, acute tonsillitis, salpingitis, and sores. Duck's tongue red grass is distributed in the rice growing area, the Yangtze River Basin and its southern part, is a more common weed, people usually use it to make pigweed, pigs like to eat. Duck's tongue red grass:Also known as water mallow. It is also known as water mallow, fat vegetable, and ensilage. Yujuhua family Yujuhua genus duckweed. It is found in the rice-growing areas of China, the Yangtze River basin and the south. [1] Duckweed is a bitter and cool flowering plant of the family Yujiaceae, which has the effect of clearing heat and removing toxins. It is used to treat dysentery, enteritis, acute tonsillitis, salpingitis and boils.