The efficacy and function of duck tongue

Duck tongue is a very common Chinese medicine and is also a frequently used medicine. It has unique effects and functions in treating many diseases. Here we will tell you in detail about the effects of some traditional Chinese medicine duck tongue.

[Other names] Melon peel grass (Supplement to the Names of Seed Plants), duck tongue grass, duck tongue (Guiyang Folk Medicinal Herbs), water grass (Guizhou Herbs).

[Source] It is the whole herb of Sagittaria dwarfis of the Alismataceae family. Harvested in summer and autumn.

[Original form] Perennial herb. The fibrous roots are white and silky, hollow, with dense nodes, unbranched, and mixed with horizontal rhizomes, which are the same shape as the roots, but slightly larger and particularly long, with new plants sprouting at the other end. Single leaves grow in clusters at the base; leaves are linear-lanceolate, 4 to 18 cm long, 3 to 8 mm wide, entire, soft and thick, green above, and white near the root. The flower stalks emerge from the leaves. About 15 to 20 cm high; flowers are unisexual and monoecious; female flowers are sessile, mostly gathered in the lower layer of the inflorescence to form a whorl; male flowers have long petioles, with 3 to 5 elliptical bracts, whorled on the flower stalk, mostly in 2 whorls; 3 sepals, green; 3 petals, relatively large, white; 12 stamens, yellow anthers, short and hypertrophic filaments; numerous, flat carpels. The fruit is broadly obovate, flat, with scaly wings, and aggregated into a spherical shape. Flowering period: summer and autumn.

【Habitat distribution】Grows wild in paddy fields and shallow swamp water. Distributed in the Yangtze River Basin, south to Guangdong, southwest to Sichuan, Yunnan and other places.

【Properties and flavors】 ① "Guiyang Folk Herbs": "sweet and bitter, slightly cold."

【Function】 "Guiyang Folk Herbs": "It clears away heat and detoxifies. It can treat sore throat and can be applied externally for carbuncle."

[Usage and Dosage] For oral use: decoct in water, 0.5 to 1 liang for fresh ones. For external use: mash and apply.

[Additional prescription] ① Clear throat heat: one liang of fresh duck tongue grass. Decoction in water and drink; at the same time, take another portion and mash it to apply under the jaw. (Guiyang Folk Medicinal Herbs)

【Excerpt】 《*Dictionary》

【Source】 From "Guizhou Herbs"

Everyone should know about the medicinal value of duck tongue, so you can be more targeted when eating it. More reasonable use of medicine can better treat some common diseases.