Fern, also known as vegetable lotus, ginseng fruit, gooseberry commissioner, duck pawpaw, etc., its young seedlings and tubers can be dipped. Distributed in the northeast, north, northwest and southwest of China, each growing in the sandy riverbanks, wet grasslands, fields or roadsides.
Fern contains protein, fat, carotene, vitamin B2, vitamin C, as well as starch, dietary fiber, carbohydrates, calcium, phosphorus, iron, lipids, choline, betaine and so on.
The fern is flat and sweet, with spleen and stomach, thirst, astringency, astringency, blood and other effects, suitable for diarrhea, spleen deficiency, anemia after illness, hemorrhoidal bleeding, malnutrition, spleen and kidney yang deficiency and other conditions.
From the efficacy and role of fern, we learned that it not only has food value, but also medicinal value, fern is often edible.