The efficacy and function of Pteris chinensis

Modern medical research believes that the East China Kernel-Foot Fern contains many nutrients that are beneficial to the human body. As a traditional Chinese medicine, its efficacy and functions have been widely recognized. Let's take a look at its specific situation.

【English name】 all-grass of Japanese Plagiogyria

[Source] Medicinal material source: The rhizome of Pteris schrenkiana of the Pteris family.

【Original morphology】Plant height 30-60cm. The rhizome is erect, thick or cylindrical. Leaves are clustered and dimorphic; the nutrient petiole is 18-35cm long, triangular at the base, with 1-2 pairs of tubercle-like air sacs on both sides of the back; the leaf blade is elliptical, 20-35cm long, 12-16cm wide, pinnate above the middle, with 10-12 pairs of lateral pinnae, nearly opposite or alternate, nearly sessile; the pinnae are papery, narrowly elliptical, with nearly entire margins and coarse teeth near the top, the middle pinnae are larger, 5-9cm long, 1.2-1.5cm wide, the terminal pinnae are lanceolate, and the base is often fused with 1-2 lateral pinnae on the upper part; the leaf veins are pinnate; the lateral veins are simple or dichotomous. The petiole of the sporophyll is 20-30cm long; the leaves are odd-pinnate, 25-30cm long; the pinnae are 8-13 pairs, strongly contracted and linear, 5-10cm long. The sporangium clusters are grown at the tops of bifurcated veinlets and are covered by the recurved leaf margins when young.

[Habitat distribution] Ecological environment: Growing on the edge of mountain evergreen broad-leaved forest or in valleys at an altitude of 1450m.

【Nature and flavor】 Slightly bitter; cool

【Entry】 Lung; Liver meridian

【Functions and indications】 Clears away heat and detoxifies; reduces swelling and relieves pain. Mainly used for exogenous wind-heat; headache; influenza; traumatic injury

[Usage and Dosage] Oral administration: 9-15g, decocted in water. For external use: take appropriate amount and mash fresh product for application.

[Discussions by various scholars] "Xinhua Compendium of Materia Medica": Rhizome: slightly bitter in taste, cool in nature. It has the functions of clearing away heat, detoxifying, reducing swelling and relieving pain. Used for influenza, sprains.

【Excerpt】 Chinese Materia Medica

The East China Knot-foot Fern not only has multiple functions, but also has multiple ways of consumption in our lives, so it is loved by many people.